Mercedes-Benz CLA-class C118 (2019-2023) hot w/ battery disconnect switch relay energized 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

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

ADDITIONAL BATTERY FUSE AIR CONDITIONING SYSTEM BL (+) BLK/ORG WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BUL (+) CAN B H CAN B H STERN CAN B L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CRASH DCS DEFOGGER SYSTEM DIAG DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS ENGINE CONTROLS SYSTEM FUSE 104 FUSE 158 FUSE 165 GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/PNK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM MOT GND/(+) MOT- NAVIGATION SYSTEM ORG/BLK WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/YEL WIRE REL (+) SEATS SYSTEM SIG SML SUPPLEMENTAL RESTRAINTS SYSTEM TL (+) TL/PL (+) TRUNK, TAILGATE, FUEL DOORS SYSTEM TSI (+) VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/BLK WIRE VIO/GRN WIRE WHT/ORG WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM NAVIGATION SYSTEM WIPER/WASHER, MIRRORS, HEADLIGHTS SYSTEMS YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 115 FUSE 119 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RED WIRE RED/BLK WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE

BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER MULTICONTOUR SEAT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FUSE 116 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED RED WIRE SIG VEHICLE INTERIOR FUSE, RELAY MODULE

BLK/BLU WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SEAT ADJUSTMENT SWITCH GROUP DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT BACKREST) DRIVER SEAT CLIMATE CONTROL SWITCH GROUP DRIVER SEAT CONTROL UNIT FUSE 136 FUSE 138 FUSE 156 FUSE 163 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT BACKREST SEAT VENTILATION MOTOR LEFT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD LEFT FRONT SEAT BACKREST HEATER PAD LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTOR MOT GND/(+) NCA WIRE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/VIO WIRE SENS SIG VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE

BRN WIRE CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM FLEX-E BM FLEX-E BP FUSE 109 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED NCA WIRE PNK WIRE RED/ORG WIRE SENS GND SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER TEMP VEHICLE INTERIOR FUSE, RELAY MODULE

BLU/WHT WIRE BRN WIRE BRN/WHT WIRE DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER'S SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROLLER UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FRONT PASSENGER SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROLLER UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FUSE 116 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED PUMP RED WIRE SIG VEHICLE INTERIOR FUSE, RELAY MODULE YEL WIRE

BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CAN HMI H CAN HMI L 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 24 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR NCA WIRE PNK WIRE RED/BLK WIRE RED/YEL WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR SIG (1) SIG (2) SIG 3 SIG 4 VIO WIRE VIO/WHT WIRE

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