Mercedes-Benz CLA-class C118 (2019-2023) blu/grn Wiring diagrams

3 16 CLUTCH (+) AIR QUALITY SENSOR BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/VIO WIRE CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH CENTRAL CONTROL MODULE EVAPORATOR TEMPERATURE SENSOR GND 26 27 ILLU (+) GND GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HAZARD SIG LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR LEFT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR NCA WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE REFRIGERANT PRESSURE SENSOR RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR SHD SIG SIG KLA STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER TELEPHONE ANTENNA SPLITTER VALVE (+) SIG W/ AIR CONDITIONING YEL/GRN 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

BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H STERN CAN B L CENTER CONSOLE CUP HOLDER ILLUMINATION CENTER CONSOLE STOWAGE COMPARTMENT ILLUMINATION CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM GLOVE BOX LAMP) GLOVE BOX LAMP/ SWITCH GRY WIRE LEFT FRONT ILLUMINATED DOOR SILL MOLDING LEFT FRONT MIRROR LAMP SWITCH LEFT SUN VISOR MIRROR LAMP LIFTGATE AMBIENT LAMP, WARNING LAMP LUGGAGE COMPARTMENT LAMP NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK/GRY WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT FRONT MIRROR LAMP SWITCH RIGHT SUN VISOR MIRROR LAMP SIG VIO/BLK WIRE W/ AMBIENCE ILLUMINATION W/O AMBIENCE ILLUMINATION W/O LIGHT, VISION PACKAGE WHT/BLU WIRE WHT/BRN WIRE

BACKUP LAMPS CIRCUIT BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLU/GRN WIRE BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L CAN LR H CAN LR L CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR LAMP UNIT NCA WIRE PNK WIRE PNK/RED WIRE RED/BLK WIRE RIGHT REAR LAMP UNIT SIG SIG (1) SIG (2) SIG 3 SIG 4 STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE YEL/WHT WIRE

BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H STERN CAN B L CENTER STOP LAMP CENTRAL CONTROL MODULE CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 21 FUSE 24 FUSE 64 GRN WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE HAZARD SIG HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT FRONT LAMP UNIT LEFT LICENSE PLATE LAMP NCA WIRE PNK WIRE PNK/RED WIRE RED WIRE RED/BLK WIRE RFL (+) RIGHT FRONT LAMP UNIT RIGHT LICENSE PLATE LAMP SIG SIG (+) SIG 1 SIG (1) SIG (2) SIG 3 SML TL (+) TL (+) SIG 1 TL/PL (+) TSI (+) TSI R (+) TSI-L (+) VIO WIRE VIO/BLK WIRE VIO/GRN WIRE

BACKUP LAMPS CIRCUIT BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU/GRN WIRE BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR LAMP UNIT NCA WIRE PNK WIRE PNK/RED WIRE RED/BLK WIRE RIGHT REAR LAMP UNIT SIG SIG (1) SIG (2) SIG 3 SIG 4 STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH VIO WIRE VIO/WHT WIRE WHT WIRE

BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H STERN CAN B L CAN H H CAN H L CAN HMI H CAN HMI L CAN LR H CAN LR L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DTRL ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FUSE 169 FUSE 64 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/WHT WIRE HB (+) HB (+) 15 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LB (+) LEFT FRONT LAMP UNIT NCA WIRE PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED/WHT WIRE RIGHT FRONT LAMP UNIT SIG SIG (1) SIG (2) SIG 3 SIG 4 SML STEERING COLUMN MODULE CONTROL UNIT TSI L (+) 31 TSI R (+) TSI R (+) 31 TSI-L (+) VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE WHT WIRE

BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B H CAN B L CENTER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR CENTER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM HEAD UNIT/ INSTRUMENT CLUSTER CONTROL UNIT INNER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR INNER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR MOT GND/(+) NCA WIRE OUTER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR OUTER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR PARKING SYSTEM SPEAKER REAR CAMERA COVER MOTOR RED WIRE SHIELD SIG STERN WHT/RED WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BACKUP CAMERA CONTROL UNIT (CENTER OF TAILGATE) BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE BRN/RED WIRE CAN B H STERN CAN B L CAN HMI H CAN HMI L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 171 FUSE 21 HEAD UNIT HEAD UNIT/ INSTRUMENT CLUSTER CONTROL UNIT HOT AT ALL TIMES MOT GND/(+) NCA WIRE REAR CAMERA COVER MOTOR RED WIRE RED/WHT WIRE SHIELD SHIELD RVC SIG VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE W/ CONNECT 20 W/ CONNECT 5