Mercedes-Benz CLA-class C118 (2019-2023) central control module Wiring diagrams

BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H H CAN H L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FLEX-E BM FLEX-E BP FUSE 23 FUSE 24 FUSE 72 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PNK WIRE PNK/GRN WIRE PNK/RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT BRAKE WEAR SENSOR SIG SIG (+) 54 SIG (1) SIG (2) SIG 3 SIG 4 SIG GND VIO WIRE WHT WIRE WHT/YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN B H CAN B H STERN CAN B L CENTER ENGINE HOOD CONTACT SWITCH CENTRAL CONTROL MODULE CENTRAL LOCKING STATUS DISPLAY COMPUTER DATA LINES SYSTEM DCS DCS (+) DCS GND DRIVER DOOR AMBIANCE ILLUMINATION DRIVER DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH DRIVER DOOR CONTROL UNIT DRIVER DOOR HANDLE AMBIANCE ILLUMINATION DRIVER DOOR HANDLE ILLUMINATION DRIVER DOOR LOCK DRIVER DOOR POCKET LIGHTING ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 156 FUSE 21 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY/RED WIRE HOT AT ALL TIMES LED LIN LOCK UNLOCK MOT GND/(+) MOT- NCA WIRE PNK/BLU WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE SIG SIG (1) SIG (2) SIG GND TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK TRUNK LID/LIFTGATE UNLOCKING BUTTON VEHICLE INTERIOR FUSE, RELAY MODULE VIO/PNK WIRE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN B H CAN B H STERN CAN B L CENTER ENGINE HOOD CONTACT SWITCH CENTRAL CONTROL MODULE CENTRAL LOCKING STATUS DISPLAY COMPUTER DATA LINES SYSTEM DCS DCS (+) DCS GND DRIVER DOOR AMBIANCE ILLUMINATION DRIVER DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH DRIVER DOOR CONTROL UNIT DRIVER DOOR HANDLE AMBIANCE ILLUMINATION DRIVER DOOR HANDLE ILLUMINATION DRIVER DOOR LOCK DRIVER DOOR POCKET LIGHTING ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 156 FUSE 21 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY/RED WIRE HOT AT ALL TIMES LED LIN LOCK UNLOCK MOT GND/(+) MOT- NCA WIRE PNK/BLU WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE SIG SIG (1) SIG (2) SIG GND TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK TRUNK LID/LIFTGATE UNLOCKING BUTTON VEHICLE INTERIOR FUSE, RELAY MODULE VIO/PNK WIRE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

14 KLA SIG 58 D AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE CLUTCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DTRL ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE CONTROLS SYSTEM FUSE 21 FUSE 40 FUSE 42 FUSE 68 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/ORG WIRE GRY/RED WIRE HAZARD SIG HB (+) HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT 15 RELAY ENERGIZED HOT W/ TERMINAL ILLU INSTRUMENT CLUSTER SYSTEM LB (+) MOT GND/(+) NCA WIRE PNK WIRE PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/PNK WIRE RED/VIO WIRE RED/YEL WIRE REL O (+) REL O/GND RELAY ENERGIZED SIG SIG (1) SIG (2) SIG 3 SML STARTING/CHARGING SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TSI-L (+) TSIR (+) VALVE VIO WIRE VIO/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRY WIRE

BLK/GRN WIRE BLK/RED WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B H STERN CAN B L CENTRAL CONTROL MODULE CLA CLASS CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SIDE OUTSIDE MIRROR FRONT PASSENGER DOOR CONTROL UNIT FUSE 121 FUSE 143 FUSE 156 FUSE 163 FUSE 165 FUSE 3 GLA CLASS GRN/VIO WIRE HEAT (+) HEAT GND HEAT GND HEATED REAR WINDOW RELAY HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED PASSENGER SIDE OUTSIDE MIRROR REAR WINDOW HEATER RED WIRE RED/BLU WIRE RED/GRN WIRE RED/ORG WIRE REF STARTER BATTERY PREFUSE BOX VEHICLE INTERIOR FUSE, RELAY MODULE

ACTIVE BRAKE ASSIST CONTROL UNIT ACTIVE DISTANCE ASSIST DISTRONIC ELECTRIC CONTROL UNIT BACKUP RELAY BATTERY DISCONNECT SWITCH RELAY BRN WIRE BRN/WHT WIRE CENTRAL CONTROL MODULE CIRCUIT 50 RELAY COOLANT CIRCULATION PUMP DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP ENGINE COMPARTMENT FUSE, RELAY MODULE FINE PARTICLE SENSOR FRONT PASSENGER MULTI-CONTOUR SEAT CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROLLER UNIT FRONT PASSENGER SIDE BAG SQUIB LEFT FOG LAMP LEFT FRONT LAMP UNIT LOWER RADIATOR TRIM FLAP ACTUATOR MOTOR NCA WIRE REAR WINDOW HEATER RIGHT FANFARE HORN RIGHT FOG LAMP RIGHT FRONT LAMP UNIT RIGHT REAR SEAT BELT BUCKLE SWITCH RIGHT TABLET PC ELECTRICAL CONNECTOR SHORT, LONG-RANGE RADAR SENSOR SPRAY NOZZLE HOSE HEATER STARTER BATTERY PREFUSE BOX STATIONARY HEATER UNIT TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP UPPER RADIATOR TRIM FLAP ACTUATOR MOTOR VOLTAGE DIP LIMITER WIPER MOTOR

AC HOUSING, ADDITIONAL BATTERY AMBIANCE ILLUMINATION CONTROL UNIT BRN WIRE BRN/WHT WIRE CENTRAL CONTROL MODULE CIRCUIT 31 POTENTIAL DISTRIBUTOR 1 CLIMATE CONTROL OPERATING UNIT CYLINDER IGNITION COIL 1 CYLINDER IGNITION COIL 2 CYLINDER IGNITION COIL 3 CYLINDER IGNITION COIL 4 DIFFERENTIAL LOCK ACTUATOR ELECTRIC STABILITY (ESPA) POTENTIAL CONTROL UNIT FRONT PASSENGER DOOR CONTROL UNIT FRONT VEHICLE INTERIOR POWER OUTLET FUEL PUMP CONTROL UNIT GLOVE BOX LAMP) HEATED REAR WINDOW RELAY LEFT FANFARE HORN NCA WIRE PEDAL OPERATION MONITOR BUZZER RIGHT FRONT FOOTWELL LAMP RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR DOOR CONTROL UNIT STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER VEHICLE INTERIOR FUSE, RELAY MODULE

ALARM SIREN BACKUP CAMERA CONTROL UNIT BRN WIRE CENTER CENTER AIR VENT AMBIANCE ILLUMINATION CENTER CONSOLE CUP HOLDER AMBIANCE ILLUMINATION CENTER ENGINE HOOD CONTACT SWITCH CENTRAL CONTROL MODULE CHARGE AIR COOLER CIRCULATION PUMP DIAGNOSTIC CONNECTOR DRIVER-SIDE AIR VENT AMBIANCE ILLUMINATION DRIVETRAIN CONTROL UNIT DRIVETRAIN SENSOR CAN (CAN I) POTENTIAL DISTRIBUTOR ELECTRIC STEERING LOCK CONTROL UNIT ENGINE START/STOP BUTTON FRONT PASSENGER SIDE AIR VENT AMBIANCE ILLUMINATION HEAD UNIT HEAD UNIT/ INSTRUMENT CLUSTER CONTROL UNIT HEAD-UP DISPLAY HERMES CONTROL UNIT LEFT CENTER AIR VENT AMBIANCE ILLUMINATION LEFT CENTER CONSOLE AMBIANCE ILLUMINATION LEFT FRONT FOOTWELL AMBIANCE ILLUMINATION LEFT FRONT FOOTWELL LAMP LEFT REAR FOOTWELL AMBIANCE ILLUMINATION LOWER DRIVER-SIDE INSTRUMENT PANEL AMBIANCE ILLUMINATION LOWER PASSENGER-SIDE INSTRUMENT PANEL AMBIANCE ILLUMINATION NCA WIRE RIGHT CENTER AIR VENT AMBIANCE ILLUMINATION RIGHT CENTER CONSOLE AMBIANCE ILLUMINATION RIGHT FRONT BRAKE WEAR SENSOR RIGHT FRONT FOOTWELL AMBIANCE ILLUMINATION RIGHT REAR FOOTWELL AMBIANCE ILLUMINATION SOOT PARTICULATE SENSOR CONTROL UNIT STATIONARY HEATER SWITCHOVER VALVE UPPER DRIVER-SIDE INSTRUMENT PANEL AMBIANCE ILLUMINATION UPPER PASSENGER-SIDE INSTRUMENT PANEL AMBIANCE ILLUMINATION USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR

BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CRASH DRIVER DOOR PRESSURE SENSOR FRONT PASSENGER DOOR PRESSURE SENSOR FRONT PASSENGER ETR (GUS) SQUIB FUSE 112 FUSE 158 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT B-PILLAR BODY ACCELERATION SENSOR LEFT FRONTAL ACCELERATION SENSOR LEFT REAR DOOR PRESSURE SENSOR RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT B-PILLAR BODY ACCELERATION SENSOR RIGHT REAR DOOR PRESSURE SENSOR SIG SIG (L) SIG GND SIG R STERN SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE WHT/VIO WIRE

BLU WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H STERN CAN B L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DCS GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE MOT- NCA WIRE PNK/BLU WIRE RED WIRE RED/ORG WIRE RIGHT TRUNK LID/LIFTGATE CONTROL DRIVE UNIT SIG TAILGATE CENTRAL LOCKING MOTOR TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK VIO/GRN WIRE VIO/ORG WIRE