Mercedes-Benz CLA-class C118 (2019-2023) nca Wiring diagrams

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DCS DCS GND FRONT PASSENGER DOOR AMBIANCE ILLUMINATION FRONT PASSENGER DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH FRONT PASSENGER DOOR CONTROL UNIT FRONT PASSENGER DOOR EXIT, WARNING LAMP FRONT PASSENGER DOOR HANDLE AMBIANCE ILLUMINATION FRONT PASSENGER DOOR HANDLE ILLUMINATION FRONT PASSENGER DOOR POCKET LIGHTING FUSE 154 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES LED LOCK UNLOCK MOT (+) MOT GND MOT GND/(+) MOT GND/(+) LOCK UNLOCK NCA WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RIGHT REAR DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR HANDLE AMBIANCE ILLUMINATION RIGHT REAR DOOR HANDLE ILLUMINATION RIGHT REAR DOOR LOCK RIGHT REAR DOOR STOWAGE COMPARTMENT ILLUMINATION SIG SIG GND VEHICLE INTERIOR FUSE, RELAY MODULE VIO/PNK WIRE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/VIO WIRE YEL 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

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BRN 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 CAN PER H CAN PER 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 FUSE 169 FUSE 22 FUSE 48 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT LAMP UNIT NCA WIRE PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR AXLE LEVEL SENSOR RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT RIGHT FRONT LEVEL SENSOR RIGHT REAR LEVEL SENSOR SIG SIG (1) SIG (2) SIG 3 SIG 4 STEERING COLUMN MODULE CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE W/ MULTI- LINK AXLE W/ TORSION- BEAM AXLE W/O STEEL SUSPENSION 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 WIRE BLK/YEL WIRE BLU/BRN 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 CAN PER H CAN PER 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 FUSE 169 FUSE 22 FUSE 48 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT LAMP UNIT NCA WIRE PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SIG SIG (1) SIG (2) SIG 3 SIG 4 STEERING COLUMN MODULE CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE WHT WIRE

BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN B L STERN CENTER CONSOLE CUP HOLDER ILLUMINATION CENTER CONSOLE STOWAGE COMPARTMENT ILLUMINATION CENTRAL CONTROL MODULE CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FRONT PASSENGER DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH FRONT PASSENGER DOOR CONTROL UNIT FRONT PASSENGER DOOR HANDLE ILLUMINATION FUSE 21 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED ILLU NCA WIRE PASSENGER SIDE OUTSIDE MIRROR PASSENGER-SIDE POWER WINDOW SWITCH PNK WIRE PNK/RED WIRE RED WIRE RED/GRN WIRE RED/YEL WIRE RIGHT REAR DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR HANDLE ILLUMINATION RIGHT REAR POWER WINDOW SWITCH SIG START/STOP BUTTON VIO WIRE W/ AMBIENCE ILLUMINATION W/O AMBIENCE ILLUMINATION WHT WIRE

ALTERNATOR BATTERY DISCONNECT SWITCH RELAY BLK WIRE BLU WIRE BRN WIRE CENTRAL CONTROL MODULE DRIVETRAIN CONTROL UNIT DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL ELECTROHYDRAULIC ELECTRICAL POWER STEERING CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FAN MOTOR FINE PARTICLE SENSOR FROM ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 7 OF 7) FUSE 1 FUSE 12 FUSE 14 FUSE 2 FUSE 3 FUSE 40 FUSE 41 FUSE 42 FUSE 43 FUSE 44 FUSE 47 FUSE 48 FUSE 49 FUSE 52 FUSE 53 GRN WIRE LEFT FRONT LAMP UNIT ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SHORT, LONG-RANGE RADAR SENSOR STARTER, ALTERNATOR CABLE CONNECTOR STATIONARY HEATER UNIT TO BACKUP RELAY (DIAGRAM 2 OF 7) TO VEHICLE INTERIOR FUSE, RELAY MODULE (DIAGRAM 4 OF 7) VOLTAGE DIP LIMITER W/ DYNAMIC LED HEADLAMPS W/ STATIC LED HEADLAMPS WIPER MOTOR

BACKUP CAMERA CONTROL UNIT CENTRAL CONTROL MODULE DRIVER DOOR CONTROL UNIT FROM FUSE 149 (DIAGRAM 5 OF 7) FRONT CENTER CONSOLE USB CONNECTOR FRONT PASSENGER DOOR CONTROL UNIT FUEL PUMP CONTROL UNIT FUSE 150 FUSE 152 FUSE 154 FUSE 156 FUSE 157 FUSE 158 FUSE 159 FUSE 160 FUSE 161 FUSE 162 FUSE 163 FUSE 164 FUSE 165 FUSE 166 FUSE 167 FUSE 168 FUSE 169 FUSE 170 FUSE 171 HAND MOTION SENSOR HEAD UNIT HEAD UNIT/ INSTRUMENT CLUSTER CONTROL UNIT LEFT REAR DOOR CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT N/A NCA WIRE PARKING SYSTEM CONTROL UNIT RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR SWITCHING MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL UNIT STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER TIRE PRESSURE MONITOR CONTROL UNIT TO ELECTRIC STEERING LOCK CONTROL UNIT (DIAGRAM 7 OF 7) W/ TIRE PRESSURE MONITOR W/ WIRELESS MOBILE PHONE CHARGING W/O ACTIVE PARKING ASSIST W/ PARKTRONIC W/O ACTIVE PARKING ASSIST, PARKTRONIC W/O TIRE PRESSURE MONITOR W/O WIRELESS MOBILE PHONE CHARGING

ADAPTIVE DAMPING SYSTEM CONTROL UNIT ALL-WHEEL DRIVE CONTROL UNIT AMBIANCE ILLUMINATION CONTROL UNIT AUGMENTED REALITY CAMERA CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR CLIMATE CONTROL OPERATING UNIT DRIVE UNIT CONTROL UNIT DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROL UNIT FROM FUSE 117 (DIAGRAM 4 OF 7) FRONT MOBILE PHONE CRADLE CONTROL UNIT FRONT PASSENGER MULTICONTOUR SEAT CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ELECTRO PNEUMATIC CONTROL UNIT FRONT SEAT HEATER/ SEAT VENTILATION CONTROL UNIT FUSE 113 FUSE 114 FUSE 115 FUSE 116 FUSE 118 FUSE 119 FUSE 133 FUSE 136 FUSE 137 FUSE 138 FUSE 139 FUSE 140 FUSE 141 FUSE 142 FUSE 143 FUSE 144 FUSE 145 FUSE 146 FUSE 148 FUSE 149 HEAD UNIT/ INSTRUMENT CLUSTER DISPLAY CLUSTER HEAD-UP DISPLAY LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR N/A NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL UNIT RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR TO FUSE 150 (DIAGRAM 3 OF 7) TOUCHPAD W/ HEAD UP DISPLAY W/ MEMORY W/ MULTICONTOUR SEATS W/ WIRELESS MOBILE PHONE CHARGING W/O HEAD-UP DISPLAY W/O MEMORY W/O MULTICONTOUR SEATS W/O WIRELESS MOBILE PHONE CHARGING

ADDITIONAL BATTERY ADDITIONAL BATTERY FUSE BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L CAN-D H CAN-D L CENTER CONSOLE KEYLESS GO ANTENNA CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DCS (+) SIG 1 DRIVER DOOR CONTROL UNIT DRIVER DOOR KEYLESS-GO DOOR HANDLE DRIVETRAIN CONTROL UNIT ELECTRIC STEERING LOCK CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE START/STOP BUTTON FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE FM, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FROM VEHICLE INTERIOR FUSE, RELAY MODULE (DIAGRAM 3 OF 7) FROM VEHICLE INTERIOR FUSE, RELAY MODULE (DIAGRAM 4 OF 7) FRONT PASSENGER DOOR KEYLESS-GO DOOR HANDLE GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE ILLU LEFT REAR KEYLESS GO DOOR HANDLE LEFT UNDERFLOOR KEYLESS-GO ANTENNA LF 1 LF 2 LF MID LOAD COMPARTMENT KEYLESS-GO ANTENNA NCA WIRE ORG/ WIRE ORG/BLU WIRE P NOT PNK FLEX-E BM WIRE PNK FLEX-E BP WIRE PNK WIRE PNK/GRN WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE REL C (+) RIGHT REAR KEYLESS GO DOOR HANDLE RIGHT UNDERFLOOR KEYLESS-GO ANTENNA SIG TO STARTER BATTERY PREFUSE BOX (DIAGRAM 1 OF 7) VIO WIRE VIO/WHT WIRE W/ VEHICLE ACCESS, DRIVE AUTHORIZATION VIA MOBILE PHONE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/PNK WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE