Wiring Diagrams BMW 3 series G20/G21 facelift (2022-2024)

35 systems 207 wiring diagrams 1336 components
Contents — 35 systems, 207 diagrams

Active bodyworks

# Active bodyworks circuit

Components on the diagram

    Air conditioning

    # Automatic a/c circuit

    # Automatic a/c circuit (1 of 5)

    Components on the diagram

      # Automatic a/c circuit (2 of 5)

      Components on the diagram

        # Automatic a/c circuit (3 of 5)

        Components on the diagram

          # Automatic a/c circuit (4 of 5)

          Components on the diagram

            # Automatic a/c circuit (5 of 5)

            Components on the diagram

              # Independent heating circuit

              Components on the diagram

                Anti-lock brakes

                # Anti-lock brakes circuit

                # Anti-lock brakes circuit (1 of 2)

                Components on the diagram

                  # Anti-lock brakes circuit (2 of 2)

                  Components on the diagram

                    Anti-theft

                    # Access/start circuit

                    # Access/start circuit (1 of 2)

                    Components on the diagram

                      # Access/start circuit (2 of 2)

                      Components on the diagram

                        # Anti-theft & central locking circuit

                        # Anti-theft & central locking circuit (1 of 3)

                        Components on the diagram

                          # Anti-theft & central locking circuit (2 of 3)

                          Components on the diagram

                            # Anti-theft & central locking circuit (3 of 3)

                            Components on the diagram

                              Body control modules

                              # Body control modules circuit

                              # Body control modules circuit (1 of 3)

                              Components on the diagram

                                # Body control modules circuit (2 of 3)

                                Components on the diagram

                                  # Body control modules circuit (3 of 3)

                                  Components on the diagram

                                    Computer data lines

                                    # Computer data lines circuit

                                    # Computer data lines circuit (1 of 10)

                                    Components on the diagram

                                      # Computer data lines circuit (2 of 10)

                                      Components on the diagram

                                        # Computer data lines circuit (3 of 10)

                                        Components on the diagram

                                          # Computer data lines circuit (4 of 10)

                                          Components on the diagram

                                            # Computer data lines circuit (5 of 10)

                                            Components on the diagram

                                              # Computer data lines circuit (6 of 10)

                                              Components on the diagram

                                                # Computer data lines circuit (7 of 10)

                                                Components on the diagram

                                                  # Computer data lines circuit (8 of 10)

                                                  Components on the diagram

                                                    # Computer data lines circuit (9 of 10)

                                                    Components on the diagram

                                                      # Computer data lines circuit (10 of 10)

                                                      Components on the diagram

                                                        Cooling fan

                                                        # Cooling fan circuit

                                                        Components on the diagram

                                                          Cruise control

                                                          # Cruise control circuit

                                                          Components on the diagram

                                                            Defoggers

                                                            # Heated mirrors circuit, w/ lin bus function

                                                            Components on the diagram

                                                              # Heated mirrors circuit, w/o lin bus function

                                                              Components on the diagram

                                                                # Rear defogger circuit

                                                                Components on the diagram

                                                                  Electronic power steering

                                                                  # Electronic power steering circuit

                                                                  Components on the diagram

                                                                    Electronic suspension

                                                                    # Electronic suspension circuit

                                                                    Components on the diagram

                                                                      Engine performance 2.0l turbo hybrid

                                                                      # Wiring diagram engine performance 2.0l turbo hybrid

                                                                      # Wiring diagram engine performance 2.0l turbo hybrid (1 of 14)

                                                                      Components on the diagram

                                                                        # Wiring diagram engine performance 2.0l turbo hybrid (2 of 14)

                                                                        Components on the diagram

                                                                          # Wiring diagram engine performance 2.0l turbo hybrid (3 of 14)

                                                                          Components on the diagram

                                                                            # Wiring diagram engine performance 2.0l turbo hybrid (4 of 14)

                                                                            Components on the diagram

                                                                              # Wiring diagram engine performance 2.0l turbo hybrid (5 of 14)

                                                                              Components on the diagram

                                                                                # Wiring diagram engine performance 2.0l turbo hybrid (6 of 14)

                                                                                Components on the diagram

                                                                                  # Wiring diagram engine performance 2.0l turbo hybrid (7 of 14)

                                                                                  Components on the diagram

                                                                                    # Wiring diagram engine performance 2.0l turbo hybrid (8 of 14)

                                                                                    Components on the diagram

                                                                                      # Wiring diagram engine performance 2.0l turbo hybrid (9 of 14)

                                                                                      Components on the diagram

                                                                                        # Wiring diagram engine performance 2.0l turbo hybrid (10 of 14)

                                                                                        Components on the diagram

                                                                                          # Wiring diagram engine performance 2.0l turbo hybrid (11 of 14)

                                                                                          Components on the diagram

                                                                                            # Wiring diagram engine performance 2.0l turbo hybrid (12 of 14)

                                                                                            Components on the diagram

                                                                                              # Wiring diagram engine performance 2.0l turbo hybrid (13 of 14)

                                                                                              Components on the diagram

                                                                                                # Wiring diagram engine performance 2.0l turbo hybrid (14 of 14)

                                                                                                Components on the diagram

                                                                                                  Exterior lights

                                                                                                  # Backup lamps circuit

                                                                                                  Components on the diagram

                                                                                                    # Exterior lamps circuit

                                                                                                    # Exterior lamps circuit (1 of 4)

                                                                                                    Components on the diagram

                                                                                                      # Exterior lamps circuit (2 of 4)

                                                                                                      Components on the diagram

                                                                                                        # Exterior lamps circuit (3 of 4)

                                                                                                        Components on the diagram

                                                                                                          # Exterior lamps circuit (4 of 4)

                                                                                                          Components on the diagram

                                                                                                            # Trailer tow circuit

                                                                                                            Components on the diagram

                                                                                                              Ground distribution

                                                                                                              # Ground distribution circuit

                                                                                                              # Ground distribution circuit (1 of 7)

                                                                                                              Components on the diagram

                                                                                                                # Ground distribution circuit (2 of 7)

                                                                                                                Components on the diagram

                                                                                                                  # Ground distribution circuit (3 of 7)

                                                                                                                  Components on the diagram

                                                                                                                    # Ground distribution circuit (4 of 7)

                                                                                                                    Components on the diagram

                                                                                                                      # Ground distribution circuit (5 of 7)

                                                                                                                      Components on the diagram

                                                                                                                        # Ground distribution circuit (6 of 7)

                                                                                                                        Components on the diagram

                                                                                                                          # Ground distribution circuit (7 of 7)

                                                                                                                          Components on the diagram

                                                                                                                            Headlights

                                                                                                                            # Headlights circuit

                                                                                                                            # Headlights circuit (1 of 2)

                                                                                                                            Components on the diagram

                                                                                                                              # Headlights circuit (2 of 2)

                                                                                                                              Components on the diagram

                                                                                                                                Horn

                                                                                                                                # Horn circuit

                                                                                                                                Components on the diagram

                                                                                                                                  Instrument cluster

                                                                                                                                  # Instrument cluster circuit

                                                                                                                                  # Instrument cluster circuit (1 of 2)

                                                                                                                                  Components on the diagram

                                                                                                                                    # Instrument cluster circuit (2 of 2)

                                                                                                                                    Components on the diagram

                                                                                                                                      Interior lights

                                                                                                                                      # Courtesy lamps circuit

                                                                                                                                      # Courtesy lamps circuit (1 of 4)

                                                                                                                                      Components on the diagram

                                                                                                                                        # Courtesy lamps circuit (2 of 4)

                                                                                                                                        Components on the diagram

                                                                                                                                          # Courtesy lamps circuit (3 of 4)

                                                                                                                                          Components on the diagram

                                                                                                                                            # Courtesy lamps circuit (4 of 4)

                                                                                                                                            Components on the diagram

                                                                                                                                              # Instrument illumination circuit

                                                                                                                                              Components on the diagram

                                                                                                                                                Memory systems

                                                                                                                                                # Driver"s memory seat circuit

                                                                                                                                                # Driver"s memory seat circuit (1 of 2)

                                                                                                                                                Components on the diagram

                                                                                                                                                  # Driver"s memory seat circuit (2 of 2)

                                                                                                                                                  Components on the diagram

                                                                                                                                                    # Memory mirrors circuit, w/ lin bus function

                                                                                                                                                    Components on the diagram

                                                                                                                                                      # Memory mirrors circuit, w/o lin bus function

                                                                                                                                                      Components on the diagram

                                                                                                                                                        # Passenger"s memory seat circuit

                                                                                                                                                        # Passenger"s memory seat circuit (1 of 2)

                                                                                                                                                        Components on the diagram

                                                                                                                                                          # Passenger"s memory seat circuit (2 of 2)

                                                                                                                                                          Components on the diagram

                                                                                                                                                            Navigation

                                                                                                                                                            # All around vision camera circuit

                                                                                                                                                            Components on the diagram

                                                                                                                                                              # Blind spot monitoring circuit

                                                                                                                                                              # Blind spot monitoring circuit (1 of 2)

                                                                                                                                                              Components on the diagram

                                                                                                                                                                # Blind spot monitoring circuit (2 of 2)

                                                                                                                                                                Components on the diagram

                                                                                                                                                                  # Driver camera circuit

                                                                                                                                                                  Components on the diagram

                                                                                                                                                                    # Lane departure warning circuit

                                                                                                                                                                    Components on the diagram

                                                                                                                                                                      # Parking assistant circuit

                                                                                                                                                                      Components on the diagram

                                                                                                                                                                        # Rear camera circuit

                                                                                                                                                                        Components on the diagram

                                                                                                                                                                          Passive restraints

                                                                                                                                                                          # Passive restraints circuit

                                                                                                                                                                          Components on the diagram

                                                                                                                                                                            Power distribution

                                                                                                                                                                            # Power distribution circuit

                                                                                                                                                                            # Power distribution circuit (1 of 8)

                                                                                                                                                                            Components on the diagram

                                                                                                                                                                              # Power distribution circuit (2 of 8)

                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                # Power distribution circuit (3 of 8)

                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                  # Power distribution circuit (4 of 8)

                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                    # Power distribution circuit (5 of 8)

                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                      # Power distribution circuit (6 of 8)

                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                        # Power distribution circuit (7 of 8)

                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                          # Power distribution circuit (8 of 8)

                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                            Power door locks

                                                                                                                                                                                            # Power door locks circuit

                                                                                                                                                                                            # Power door locks circuit (1 of 3)

                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                              # Power door locks circuit (2 of 3)

                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                # Power door locks circuit (3 of 3)

                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                  Power mirrors

                                                                                                                                                                                                  # Power mirrors circuit

                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                    Power seats

                                                                                                                                                                                                    # Front heated seats circuit, w/ memory

                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                      # Front heated seats circuit, w/o memory

                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                        # Heated steering wheel circuit

                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                          # Lumbar circuit, w/ backrest

                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                            # Lumbar circuit, w/o backrest

                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                              # Passenger power seat circuit

                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                # Rear heated seats circuit

                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                  # Seat ventilation circuit

                                                                                                                                                                                                                  # Seat ventilation circuit (1 of 2)

                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                    # Seat ventilation circuit (2 of 2)

                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                      # Sport seats circuit, w/ lumbar

                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                        # Sport seats circuit, w/o lumbar

                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                          Power top/sunroof

                                                                                                                                                                                                                          # Power top/sunroof circuit

                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                            Power windows

                                                                                                                                                                                                                            # Power windows circuit

                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                              Radio

                                                                                                                                                                                                                              # Base radio circuit, w/ active sound design

                                                                                                                                                                                                                              # Base radio circuit, w/ active sound design (1 of 6)

                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                # Base radio circuit, w/ active sound design (2 of 6)

                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                  # Base radio circuit, w/ active sound design (3 of 6)

                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                    # Base radio circuit, w/ active sound design (4 of 6)

                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                      # Base radio circuit, w/ active sound design (5 of 6)

                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                        # Base radio circuit, w/ active sound design (6 of 6)

                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                          # Base radio circuit, w/o active sound design

                                                                                                                                                                                                                                          # Base radio circuit, w/o active sound design (1 of 4)

                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                            # Base radio circuit, w/o active sound design (2 of 4)

                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                              # Base radio circuit, w/o active sound design (3 of 4)

                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                # Base radio circuit, w/o active sound design (4 of 4)

                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                  # Hifi radio circuit, w/ active sound design

                                                                                                                                                                                                                                                  # Hifi radio circuit, w/ active sound design (1 of 6)

                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                    # Hifi radio circuit, w/ active sound design (2 of 6)

                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                      # Hifi radio circuit, w/ active sound design (3 of 6)

                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                        # Hifi radio circuit, w/ active sound design (4 of 6)

                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                          # Hifi radio circuit, w/ active sound design (5 of 6)

                                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                                            # Hifi radio circuit, w/ active sound design (6 of 6)

                                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                                              # Hifi radio circuit, w/o active sound design

                                                                                                                                                                                                                                                              # Hifi radio circuit, w/o active sound design (1 of 5)

                                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                                # Hifi radio circuit, w/o active sound design (2 of 5)

                                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                                  # Hifi radio circuit, w/o active sound design (3 of 5)

                                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                                    # Hifi radio circuit, w/o active sound design (4 of 5)

                                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                                      # Hifi radio circuit, w/o active sound design (5 of 5)

                                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                                        # Receiver audio module circuit, base

                                                                                                                                                                                                                                                                        # Receiver audio module circuit, base (1 of 7)

                                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                                          # Receiver audio module circuit, base (2 of 7)

                                                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                                                            # Receiver audio module circuit, base (3 of 7)

                                                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                                                              # Receiver audio module circuit, base (4 of 7)

                                                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                                                # Receiver audio module circuit, base (5 of 7)

                                                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                                                  # Receiver audio module circuit, base (6 of 7)

                                                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                                                    # Receiver audio module circuit, base (7 of 7)

                                                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                                                      # Receiver audio module circuit, high level

                                                                                                                                                                                                                                                                                      # Receiver audio module circuit, high level (1 of 7)

                                                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                                                        # Receiver audio module circuit, high level (2 of 7)

                                                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                                                          # Receiver audio module circuit, high level (3 of 7)

                                                                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                                                                            # Receiver audio module circuit, high level (4 of 7)

                                                                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                                                                              # Receiver audio module circuit, high level (5 of 7)

                                                                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                                                                # Receiver audio module circuit, high level (6 of 7)

                                                                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                                                                  # Receiver audio module circuit, high level (7 of 7)

                                                                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                                                                    # Receiver audio module circuit, mid level

                                                                                                                                                                                                                                                                                                    # Receiver audio module circuit, mid level (1 of 7)

                                                                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                                                                      # Receiver audio module circuit, mid level (2 of 7)

                                                                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                                                                        # Receiver audio module circuit, mid level (3 of 7)

                                                                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                                                                          # Receiver audio module circuit, mid level (4 of 7)

                                                                                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                                                                                            # Receiver audio module circuit, mid level (5 of 7)

                                                                                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                                                                                              # Receiver audio module circuit, mid level (6 of 7)

                                                                                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                                                                                # Receiver audio module circuit, mid level (7 of 7)

                                                                                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                                                                                  Shift interlock

                                                                                                                                                                                                                                                                                                                  # Shift interlock circuit

                                                                                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                                                                                    Starting/charging

                                                                                                                                                                                                                                                                                                                    # Starting/charging circuit

                                                                                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                                                                                      Supplemental restraints

                                                                                                                                                                                                                                                                                                                      # Supplemental restraints circuit

                                                                                                                                                                                                                                                                                                                      # Supplemental restraints circuit (1 of 4)

                                                                                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                                                                                        # Supplemental restraints circuit (2 of 4)

                                                                                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                                                                                          # Supplemental restraints circuit (3 of 4)

                                                                                                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                                                                                                            # Supplemental restraints circuit (4 of 4)

                                                                                                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                                                                                                              Transmission

                                                                                                                                                                                                                                                                                                                              # A/t circuit

                                                                                                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                                                                                                # Rear axle circuit

                                                                                                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                                                                                                  Trunk, tailgate, fuel door

                                                                                                                                                                                                                                                                                                                                  # Contact-free tailgate opening circuit

                                                                                                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                                                                                                    # Trunk & fuel door release circuit

                                                                                                                                                                                                                                                                                                                                    # Trunk & fuel door release circuit (1 of 2)

                                                                                                                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                                                                                                                      # Trunk & fuel door release circuit (2 of 2)

                                                                                                                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                                                                                                                        Warning systems

                                                                                                                                                                                                                                                                                                                                        # Warning systems circuit

                                                                                                                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                                                                                                                          Wiper/washer

                                                                                                                                                                                                                                                                                                                                          # Wiper/washer circuit

                                                                                                                                                                                                                                                                                                                                          Components on the diagram