Mercedes-Benz GLC-class Coupe C253 (2016-2019) nca Wiring diagrams

BBV VR BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM WARNING IND LAMP ESP/ASR OFF WARNING IND LAMP FOOTWELL ILLUMINATION SWITCH FRONT SAM CONTROL UNIT FUSE 454 FUSE 465 FUSE 466 GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ VEHICLE INTERIOR TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR NCA WIRE PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH PNK/GRN WIRE POWER DISTRIBUTION SYSTEM PWR-1 RBA-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG WHT WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

AIR BODY CONTROL PLUS CONTROL UNIT (UNDER REAR OF LUGGAGE COMPT FLOOR) AIR SUSPENSION AIRMATIC CONTROL UNIT BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE CUTOUT RELAY ENERGIZED DAM HL 2 (HS) DAM HL 2 (LS) DAM HR 2 (HS) DAM HR 2 (LS) DAM VL 2 (HS) DAM VL 2 (LS) DAM VR 2 (HS) DAM VR 2 (LS) FLEXRAY 5 BM FLEXRAY 5 BP FUSE 424 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ LEFT FRONT LEFT FRONT AXLE AIR SUSPENSION VALVE UNIT LEFT REAR LEFT REAR AXLE AIR SUSPENSION VALVE UNIT NCA WIRE NIV SPV (LS) NIV VL (LS) NIV VR (LS) PNK WIRE QUIESCENT CURRENT REAR FUSE, RELAY MODULE RED/WHT WIRE RIGHT FRONT RIGHT FRONT AXLE AIR SUSPENSION VALVE UNIT RIGHT FRONT BODY LATERAL ACCELERATION SENSOR RIGHT REAR AIR SUSPENSION VALVE 1 RIGHT REAR AIR SUSPENSION VALVE 2 RIGHT REAR AXLE AIR SUSPENSION VALVE UNIT SIG VALVE 1 VALVE 2 WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CLIMATE CONTROL SWITCH GROUP DRIVER SEAT CONTROL UNIT FUSE 305 FUSE 306 FUSE 406 HK SL VL HOT AT ALL TIMES LEFT FRONT AIRSCARF SWITCH LEFT FRONT BACKREST ADJUSTMENT SWITCH LEFT FRONT BACKREST SEAT VENTILATION MOTORS LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT BACKREST HEATER PAD LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT CUSHION LENGTH SWITCH LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTORS LEFT FRONT SEAT HEATER SWITCH LEFT FRONT SEAT VENTILATION SWITCH NCA WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/VIO WIRE RIGHT A-PILLAR FUSE BOX SEAT HEATER VIO WIRE

BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT PASSENGER SEAT CLIMATE CONTROL SWITCH GROUP FRONT PASSENGER SEAT CONTROL UNIT FUSE 302 HK SL VL HOT AT ALL TIMES NCA WIRE RED WIRE RED/BLU WIRE RED/VIO WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT BACKREST ADJUSTMENT SWITCH RIGHT FRONT BACKREST SEAT VENTILATION MOTORS RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT BACKREST HEATER PAD RIGHT FRONT SEAT CUSHION HEATER PAD RIGHT FRONT SEAT CUSHION LENGTH SWITCH RIGHT FRONT SEAT CUSHION SEAT VENTILATION MOTORS RIGHT FRONT SEAT HEATER SWITCH RIGHT FRONT SEAT VENTILATION SWITCH SEAT HEATER VIO WIRE

BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FLEXRAY 1 BM FLEXRAY 1 BP FUSE 210 GRN WIRE HEATING ELEMENT HEATING ELEMENT TEMPERATURE SENSOR HOT AT ALL TIMES LEFT FUSE, RELAY MODULE LH - NCA WIRE NTC- PNK WIRE RED/BLK WIRE STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER W/ ACTIVE LANE KEEPING ASSIST

360 DEGREE CAMERA CONTROL UNIT BACKUP CAMERA BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L CAN I H CAN I H PNK CAN I L WIRE CAN I L DOWNSTREAM OF SCR CATALYTIC CONVERTER NOX SENSOR CONTROL UNIT DRIVETRAIN SENSOR CAN (CAN I) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR HEAD-UP DISPLAY INSTRUMENT CLUSTER LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR NCA WIRE NOX SENSOR CONTROL UNIT PNK WIRE PNK/WHT WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE W/ 360 DEGREE CAMERA W/ BACKUP CAMERA YEL WIRE YEL/WHT WIRE

ANTI-LOCK BRAKE SYSTEM INDICATOR LAMP BLK WIRE BLK/WHT WIRE BRAKE FLUID, PARKING BRAKE INDICATOR LAMP BRAKE SYSTEM WARNING LAMP BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP ELECTRONIC STABILITY PROGRAM WARNING LAMP ENGINE DIAGNOSIS INDICATOR LAMP ESP SPORT INDICATOR LAMP ESP/ASR OFF WARNING LAMP FRONT FOG LAMPS INDICATOR LAMP FUEL LEVEL INDICATOR FUEL RESERVE INDICATOR LAMP FUSE 200 FUSE 206 FUSE 208 FUSE 333 HEAD-UP DISPLAY (IF EQUIPPED) HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT CLUSTER SPEAKER LEFT FUSE, RELAY MODULE LEFT TURN SIGNAL INDICATOR LAMP LOW BEAM INDICATOR LAMP LVDS MULTI-FUNCTION DISPLAY NCA WIRE PARKING BRAKE INDICATOR LAMP POWER STEERING WARNING LAMP REAR FOG LAMP INDICATOR LAMP RED WIRE RED/YEL WIRE REGENERATIVE BRAKING SYSTEM INDICATOR LAMP RIGHT A-PILLAR FUSE BOX RIGHT TURN SIGNAL INDICATOR LAMP RX- SEAT BELT WARNING LAMP SHIELD SPEEDOMETER STANDING LAMPS INDICATOR LAMP SUPPLEMENTAL RESTRAINT SYSTEM INDICATOR LAMP TACHOMETER TIRE PRESSURE MONITOR WARNING LAMP YEL WIRE YEL/WHT WIRE

ALARM SIREN AMBIENT LAMP ATA (EDW)/TOWING SENSOR/ INTERIOR MOTION SENSOR CONTROL UNIT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FUSE 202 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP GRN WIRE GRY WIRE HANDS-FREE SYSTEM MICROPHONE HEAD UNIT HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR INTERIOR PROTECTION SENSOR LEFT FUSE, RELAY MODULE LEFT READING LAMP LEFT REAR INTERIOR PROTECTION SENSOR MIC 1 IN+ MIC 2 IN+ NCA WIRE ORG/ WIRE PNK WIRE REAR WINDOW GLASS BREAKAGE SENSOR REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RIGHT FRONT DOOR INTERIOR PROTECTION SENSOR RIGHT READING LAMP RIGHT REAR INTERIOR PROTECTION SENSOR SHIELD VIO WIRE WHT WIRE YEL WIRE

BBV VR BCL SW DR(-) BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH BRAKE FLUID, PARKING BRAKE INDICATOR LAMP BRAKE SYSTEM WARNING LAMP BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN B L RBA-1 CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX FRONT SAM CONTROL UNIT FUSE 1 FUSE 200 FUSE 208 FUSE 316 FUSE 465 FUSE 466 GRN WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK LEFT FRONT DOOR ROTARY TUMBLER SWITCH LEFT FUSE, RELAY MODULE MULTI-FUNCTION DISPLAY NCA WIRE PWR-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SEAT BELT WARNING LAMP SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT SW 1 SW 2 SW 3 SW 4 VIO WIRE VIO/WHT WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 DRIVER SEAT BELT BUCKLE SWITCH FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT PASSENGER SEAT BELT BUCKLE SWITCH FUSE 219 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ INSTRUMENT CLUSTER LEFT FUSE, RELAY MODULE LEFT REAR SIDE BAG SQUIB LEFT ROLL BAR SQUIB NCA WIRE PNK/GRN WIRE RELAY ENERGIZED RIGHT SIDE BAG SENSOR SEAT BELT WARNING LAMP STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINTS SYSTEM INDICATOR LAMP USA VIO WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/WHT WIRE