Mercedes-Benz GLS-class X166 (2015-2019) nca Wiring diagrams

ABLV AIRMATIC COMPRESSOR AIRMATIC CONTROL UNIT AIRMATIC PRESSURE REDUCTION VALVE AIRMATIC RELAY BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE COMPRESSOR) COMPUTER DATA LINES SYSTEM DVV ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FUSE 2 FUSE 238 FUSE 5 FUSE 62 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT LEFT FRONT AXLE DAMPING VALVE UNIT LEFT FRONT LEVEL SENSOR MULTIPLE FUSE 1 NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REL (+) SIG REL VERS RIGHT FRONT AXLE DAMPING VALVE UNIT RIGHT FRONT LEVEL SENSOR SIG SOLENOID VALVE 1 VALVE 2 VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

AIRMATIC CENTRAL RESERVOIR CHARGE VALVE AIRMATIC PRESSURE SENSOR AIRMATIC VALVE UNIT BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRY WIRE GRY/BLK WIRE INSTRUMENT CLUSTER SYSTEM LEFT FRONT LEVEL CONTROL VALVE LEFT REAR AXLE DAMPING VALVE UNIT LEFT REAR LEVEL CONTROL VALVE LEFT REAR LEVEL SENSOR LOW RANGE BUTTON LOWER CONTROL PANEL CONTROL UNIT NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE RED/BLK WIRE RIGHT FRONT LEVEL CONTROL VALVE RIGHT REAR AXLE DAMPING VALVE UNIT RIGHT REAR LEVEL SENSOR RIGHT REAR LEVEL VALVE SIG SOLENOID VALVE 1 VALVE 2 VEHICLE LEVEL BUTTON VEHICLE LEVEL ROTARY SWITCH VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE

BLU/BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT (UNDER DRIVER SEAT) FUSE 102 FUSE 103 FUSE 127 FUSE 129 HOT AT ALL TIMES HOT W/ LEFT FRONT BACKREST HEATED CUSHION LEFT FRONT BACKREST SEAT VENTILATION MOTORS LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTORS LEFT FRONT SEAT SITTING SURFACE HEATED CUSHION NCA WIRE PNK WIRE REAR FUSE BOX RED/BLK WIRE RED/WHT WIRE VIO WIRE YEL/RED WIRE

BRN WIRE BRN/RED WIRE CAN B H CAN B L COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM FRONT PASSENGER SEAT CONTROL UNIT FUSE 15 GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES LEFT FRONT HEATED SEAT BUTTON LEFT FRONT SEAT VENTILATION BUTTON NCA WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT BACKREST HEATED CUSHION RIGHT FRONT BACKREST SEAT VENTILATION MOTORS RIGHT FRONT HEATED SEAT BUTTON RIGHT FRONT SEAT CUSHION SEAT VENTILATION MOTORS RIGHT FRONT SEAT SITTING SURFACE HEATED CUSHION RIGHT FRONT SEAT VENTILATION BUTTON UPPER CONTROL PANEL CONTROL UNIT VIO WIRE YEL/RED WIRE

BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/WHT WIRE HEATING ELEMENT TEMPERATURE SENSOR HOT W/ NCA WIRE NTC- PNK/BLU WIRE RED/BLK WIRE RELAY ENERGIZED STEERING COLUMN ADJUSTMENT SWITCH STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL CLOCK SPRING CONTACT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL HEATER HEATING ELEMENT STEERING WHEEL HEATER INDICATOR LAMP STEERING WHEEL HEATER SWITCH W/ STEERING WHEEL HEATER, AUTOMATIC LANE RECOGNITION, ACTIVE LANE KEEPING ASSIST

AC HOUSING, AIRMATIC CONTROL UNIT ALTERNATOR AMPLIFIER CONTROL UNIT ATA (EDW)/ TOWING SENSOR/ INTERIOR MOTION SENSOR CONTROL UNIT AUDIO/ COMAND CONTROL PANEL, TOUCHPAD, SAM CONTROL UNIT BATTERY COMPARTMENT PREFUSE BOX BATTERY SENSOR BLK WIRE BLU WIRE CONTROL UNIT) CONTROL UNIT, TELEMATICS SERVICES COMMUNICATION MODULE DIGITAL TACHOGRAPH CONTROL UNIT ECO START/STOP FUNCTION DIODE ELECTRIC PARKING BRAKE CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT EMERGENCY CALL SYSTEM ENGINE COMPARTMENT PREFUSE BOX FAN MOTOR FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 1 FUSE 2 FUSE 250 FUSE 251 FUSE 252 FUSE 253 FUSE 254 FUSE 255 FUSE 256 FUSE 257 FUSE 3 FUSE 30 FUSE 31 FUSE 32 FUSE 33 FUSE 34 FUSE 35 FUSE 36 FUSE 38 FUSE 4 FUSE 40 FUSE 41 FUSE 42 FUSE 45 FUSE 47 FUSE 48 FUSE 49 FUSE 5 FUSE 50 FUSE 51 FUSE 52 FUSE 53 FUSE 54 FUSE 55 FUSE 56 FUSE 57 FUSE 58 FUSE 59 FUSE 6 FUSE 60 FUSE 61 FUSE 62 FUSE 63 FUSE 65 FUSE 66 FUSE 67 FUSE 68 FUSE 7 FUSE 8 GRN WIRE HERMES CONTROL UNIT (W/ HERMES UMTS, LTE) KEYLESS-GO CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT LOWER CONTROL PANEL CONTROL UNIT MULTIPLE FUSE 1 N/A NCA WIRE OFF-ROAD OPERATING PANEL CONTROL UNIT ON-BOARD ELECTRICAL SYSTEM BATTERY OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PARKING SYSTEM PTC HEATER BOOSTER PYRO FUSE N/A REAR AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER REAR CONTROL UNIT RED WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR DOOR CONTROL UNIT SAM CONTROL UNIT SLIDING ROOF CONTROL MODULE SOUND SYSTEM STARTER SUPPLEMENTAL RESTRAINT SYSTEM TO COCKPIT CIRCUIT 30 FUSE BOX (DIAGRAM 2 OF 4) TO ENGINE COMPARTMENT FUSE, RELAY MODULE (DIAGRAM 2 OF 4) TO ENGINE COMPARTMENT FUSE, RELAY MODULE (DIAGRAM 3 OF 4) TO MULTIPLE FUSE 2 (DIAGRAM 3 OF 4) TO REAR FUSE BOX (DIAGRAM 3 OF 4) TO REAR FUSE BOX (DIAGRAM 4 OF 4) TRANSFER CASE CONTROL UNIT TRANSMISSION MODES CONTROL PANEL VIO WIRE VOLTAGE DIP LIMITER VOLTAGE DIP PROTECTION) W/ LIVE TRAFFIC INFORMATION W/ SOUND SYSTEM W/ START/ STOP W/O ECO START/ STOP FUNCTION WHT WIRE

15 RELAY (DIAGRAM 4 OF 4) 2.1L TURBO DIESEL EXCEPT 2.1L TURBO DIESEL ACTIVE ROLL STABILIZATION CONTROL UNIT ADDITIONAL BATTERY BLK WIRE BLU WIRE BLU/GRY WIRE BOOSTER BLOWER ELECTRONIC BLOWER CONTROLLER BRN WIRE BRN/BLK WIRE BRN/RED WIRE BUFFER BATTERY FUSE CAN B H CAN B L CAN-D H CAN-D L COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM CONTROL UNIT) DC/AC CONVERTER CONTROL UNIT DIAGNOSTIC CONNECTOR ECO START/STOP FUNCTION ADDITIONAL BATTERY ECO START/STOP FUNCTION ADDITIONAL BATTERY RELAY ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FROM BATTERY COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 4) FROM CIRCUIT FROM CIRCUIT 15 RELAY (DIAGRAM 4 OF 4) FROM REAR FUSE BOX (DIAGRAM 4 OF 4) FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ACSR FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 134 FUSE 135 FUSE 136 FUSE 137 FUSE 138 FUSE 14 FUSE 15 FUSE 157 FUSE 16 FUSE 17 FUSE 18 FUSE 213 GLE CLASS GLOVE BOX LAMP) GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE INTELLIGENT SERVO MODULE FOR DIRECT SELECT LEFT FRONT DOOR CONTROL UNIT N/A NCA WIRE NOT P ORG/BLK WIRE ORG/BLU WIRE PNK WIRE RBA REAR WINDOW WIPER RELAY RED WIRE RED/WHT WIRE RETROFIT HEAD UP DISPLAY, INSTRUMENT CLUSTER SAM CONTROL UNIT SOCKET MICRO SWITCH STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM TAILGATE WIPER MOTOR TK FT TO REAR FUSE BOX (DIAGRAM 4 OF 4) UPPER CONTROL PANEL CONTROL UNIT W/ AUTOMATIC AIR CONDITIONING W/ ECO START/STOP FUNCTION W/O ECO START/STOP FUNCTION 9 SPEED A/T 6 SPEED A/T 6 WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT WHT WIRE YEL WIRE YEL/WHT WIRE

2.1L TURBO DIESEL ADBLUE CONTROL UNIT ADBLUE RELAY ASHTRAY ILLUMINATION BACKUP RELAY BLK WIRE BLK/BLU WIRE BLU WIRE BRN WIRE CIGARETTE LIGHTER ELECTRICAL CONNECTOR CIGARETTE LIGHTER HEATING ELEMENT CIRCUIT 15 RELAY CUP HOLDER BUTTON CUP HOLDER ILLUMINATION DIGITAL TACHOGRAPH CONTROL UNIT DRIVER SEAT CONTROL UNIT ELECTRIC BRAKE CONTROL ELECTRICAL CONNECTOR ELECTRIC PARKING BRAKE CONTROL UNIT EXTERIOR LIGHTS SWITCH FROM ECO START/ STOP FUNCTION ADDITIONAL BATTERY RELAY (DIAGRAM 2 OF 4) FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT PASSENGER SEAT CONTROL UNIT FUEL PUMP CONTROL UNIT FUEL QUALITY SENSOR FUSE 107 FUSE 109 FUSE 110 FUSE 111 FUSE 112 FUSE 113 FUSE 114 FUSE 115 FUSE 116 FUSE 117 FUSE 118 FUSE 119 FUSE 120 FUSE 121 FUSE 124 FUSE 125 FUSE 126 FUSE 127 FUSE 128 FUSE 129 FUSE 130 FUSE 132 FUSE 133 FUSE 139 FUSE 143 FUSE 144 FUSE 145 FUSE 147 FUSE 148 FUSE 149 FUSE 150 FUSE 151 FUSE 152 FUSE 153 FUSE 154 FUSE 155 GLE CLASS GRY WIRE HEATED REAR WINDOW RELAY LOAD COMPARTMENT SOCKET N/A NCA WIRE PNK WIRE REAR CONTROL UNIT RED WIRE RESIDUAL HEAT IND LAMP CUP HOLDER SAM CONTROL UNIT STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER TAILGATE CONTROL UNIT TO DC/AC CONVERTER CONTROL UNIT (DIAGRAM 2 OF 4) TO SOCKET MICRO SWITCH (DIAGRAM 2 OF 4) TRAILER RECOGNITION CONTROL UNIT TRANSFER CASE CONTROL UNIT W/ ECO START/STOP FUNCTION W/O ECO START/STOP FUNCTION WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN B L CAN B H COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR FRONT PASSENGER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT FORE/AFT ADJUSTMENT MOTOR FRONT PASSENGER SEAT HEIGHT ADJUSTMENT MOTOR FRONT PASSENGER SEAT INCLINATION ADJUSTMENT MOTOR FUSE 102 FUSE 103 FUSE 127 FUSE 129 GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HV MOT (+) HV MOT (-) HV MOT+ L MOT (+) L MOT (-) L MOT (-) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT BACKREST ADJUSTMENT SWITCH LEFT FRONT SEAT FORE/AFT ADJUSTMENT SWITCH LEFT FRONT SEAT HEIGHT ADJUSTMENT SWITCH LEFT FRONT SEAT INCLINATION ADJUSTMENT SWITCH LV MOT (+) LV MOT (-) LV MOT+ NCA WIRE NV MOT (+) NV MOT (-) NV MOT+ RBA REAR FUSE BOX RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT BACKREST ADJUSTMENT SWITCH RIGHT FRONT SEAT FORE/AFT ADJUSTMENT SWITCH RIGHT FRONT SEAT HEIGHT ADJUSTMENT SWITCH RIGHT FRONT SEAT INCLINATION ADJUSTMENT SWITCH SAM CONTROL UNIT (RIGHT KICK PANEL)

AFS (-) AFS-OPEN AFS-CLOSE BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B H RBA CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FH H FH T FUSE 152 FUSE 253 FUSE 254 FUSE 52 FUSE 57 GLE CLASS GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE H (+) HS 1 H (-) HOT AT ALL TIMES HS (+) FH T HS(+) INTERIOR PREFUSE BOX LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR POWER WINDOW MOTOR LEFT FRONT POWER WINDOW SWITCH LEFT POP-OUT WINDOW ANTI-PINCH PROTECTION CONTACT STRIP LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR POWER WINDOW MOTOR LEFT REAR POWER WINDOW SWITCH LEFT VENT WINDOW MOTOR NCA WIRE OUT PASSENGER-SIDE POWER WINDOW SWITCH RBA REAR CONTROL UNIT REAR FUSE BOX REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR POWER WINDOW MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT POP-OUT WINDOW ANTI-PINCH PROTECTION CONTACT STRIP RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR POWER WINDOW MOTOR RIGHT REAR POWER WINDOW SWITCH RIGHT VENT WINDOW MOTOR SIG VENT WINDOW SWITCH WHT WIRE