Mercedes-Benz GL-class X166 (2012-2016) computer data lines system Wiring diagrams

11 12 SIG LI 6 7 SIG (+) AC HOUSING, AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK WIRE BLK/WHT WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN-B L (5 TO 7 PINS NOT USED) 8 COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP DEFOGGER SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE EVAPORATOR TEMPERATURE SENSOR FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 19 FUSE 235 FUSE 237 GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HIGH SIDE HOT AT ALL TIMES KMV SK (+) KOMP PWR 25 26 KOMP RV (-) LEFT BLENDING AIR FLAP ACTUATOR MOTOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR LEFT FOOTWELL FLAP ACTUATOR MOTOR LIN DATA NCA WIRE PNK/WHT WIRE PTC HEATER BOOSTER (IF EQUIPPED) REAR BLEND AIR FLAP ACTUATOR MOTOR W/ CUT OFF FUNCTION RED WIRE RED/BLK WIRE REFRIGERANT COMPRESSOR REFRIGERANT PRESSURE SENSOR RIGHT BLENDING AIR FLAP ACTUATOR MOTOR SIG SIG (9, 10 PINS NOT USED) 11 SIG RE VDF VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WIPER PARK HEATER WIPER PARK POSITION HEATER RELAY YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

3.0L TURBO DIESEL 3.0L TURBO DIESEL 4.6L TURBO, 3.5L 4.6L TURBO 3.5L AAV ACTIVATED CHARCOAL FILTER SHUTOFF VALVE BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CHARGE AIR COOLER CIRCULATION PUMP CHARGE AIR TEMPERATURE SENSOR COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR EA TANS ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM FAN MOTOR FAN MOTOR (BEHIND RADIATOR) FUSE 215 FUSE 216 FUSE 219 FUSE 257 FUSE 32 FUSE 53 FUSE 6 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ TURBO CHARGER RELAY ENERGIZED INTERIOR PREFUSE BOX INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FOOTWELL AIR OUTLET TEMPERATURE SENSOR LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LEFT REAR FOOTWELL LEFT SIDE AIR OUTLET TEMPERATURE SENSOR LUES ME-SFI CONTROL UNIT OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL ELECTRONICS PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE PWM REAR AIR DISTRIBUTION FLAP ACTUATOR MOTOR REAR AIR DUCT AIR OUTLET TEMPERATURE SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FOOTWELL AIR OUTLET TEMPERATURE SENSOR RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION RIGHT SIDE AIR OUTLET TEMPERATURE SENSOR SAM CONTROL UNIT SUN SENSOR TMOT UHI VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR VIO WIRE VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE

17 18 TEMP V SIG 6 7 SIG (+) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BOOSTER BLOWER ELECTRONIC BLOWER CONTROLLER BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP DEFOGGER SYSTEM FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 13 FUSE 19 FUSE 257 FUSE 32 FUSE 40 GND 20 21 GND 6 7 VENT V GRN/BLU WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HIGH SIDE HOT AT ALL TIMES HOT W/ CIRCUIT INTERIOR PREFUSE BOX KMV SK (+) KOMP PWR KOMP RV (-) CBR BG LIN DATA NCA WIRE ORG/ WIRE PNK/WHT WIRE REAR AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER REAR BLOWER MOTOR RED WIRE RED/BLK WIRE RED/WHT WIRE SIG SIG LI 12 13 SIG RE TEMP KR SIG VDF VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WAHZG WAKE-UP WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AIR QUALITY SENSOR BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLU WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT "B" PILLAR AIR DISTRIBUTION ACTUATOR MOTOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT REAR FOOTWELL NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK/WHT WIRE PTC HEATER BOOSTER (IF EQUIPPED) REAR AIR CONDITIONING EVAPORATOR SHUTOFF VALVE REAR AIR CONDITIONING EVAPORATOR TEMPERATURE SENSOR REAR AIR CONDITIONING HEAD AREA TEMPERATURE SENSOR REAR AIR DISTRIBUTION FLAP ACTUATOR MOTOR RED WIRE REFRIGERANT COMPRESSOR RIGHT "B" PILLAR AIR DISTRIBUTION ACTUATOR MOTOR RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR SUN SENSOR VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR VIO/BLK WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BRN WIRE

3.0L TURBO DIESEL 3.5L 4.6L TURBO 3.0L TURBO DIESEL 4.6L TURBO 3.5L AAV AC HOUSING, ACTIVATED CHARCOAL FILTER SHUTOFF VALVE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CDI CONTROL MODULE CHARGE AIR COOLER CIRCULATION PUMP CHARGE AIR TEMPERATURE SENSOR COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR EA TANS ENGINE COMPARTMENT FUSE/RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM FAN MOTOR (BEHIND RADIATOR) FUSE 215 FUSE 216 FUSE 219 FUSE 235 FUSE 237 FUSE 6 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ TURBO CHARGER RELAY ENERGIZED LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LUES NCA WIRE OUTSIDE TEMPERATURE SENSOR PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE PWM RED WIRE RED/BLU WIRE REFRIGERANT PRESSURE SENSOR RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION TMOT UHI VIO/WHT WIRE WHT WIRE WIPER PARK HEATER WIPER PARK POSITION HEATER RELAY YEL/BLU WIRE YEL/WHT WIRE

BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM DATA DRIVER DOOR INFRARED REMOTE CONTROL RECEIVER DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FUSE 250 FUSE 253 FUSE 254 FUSE 52 FUSE 57 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES INTERIOR PREFUSE BOX LEFT FRONT DOOR CONTROL MODULE LEFT FRONT DOOR LOCK LEFT FRONT DOOR POWER CLOSING ACTUATOR MOTOR MKS ABH MKS ART SIG MKS ATR SIG MKS IBH MKS VR SIG MKS-JBH PRE-LOCKING POSITION MICRO SWITCH REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED/WHT WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT DOOR LOCK RIGHT FRONT DOOR POWER CLOSING ACTUATOR MOTOR SEC MOT C SEC MOT RS SES MOT C SES MOT RS SIG SIG DF W/ POWER CLOSING FOR DOORS, TRUNK LID W/O POWER CLOSING FOR DOORS, TRUNK LID WHT WIRE WHT/BLK WIRE YEL/BLK WIRE ZV-C ZV-O

BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN B L IP CENTRAL MOTOR LOCKING COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE INSTRUMENT CLUSTER LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT REAR DOOR CONTROL MODULE LEFT REAR DOOR LOCK LEFT REAR DOOR POWER CLOSING ACTUATOR MOTOR LIFTGATE LOCKING PAWL SWITCH MKS ABH MKS ATR SIG MKS IBH MKS VR SIG MULTI-FUNCTION DISPLAY ORG/ WIRE PRE-LOCKING POSITION MICRO SWITCH REAR CONTROL UNIT (UNDER CENTER OF REAR SEATS) RED/WHT WIRE ROTARY TUMBLER SWITCH SAM CONTROL UNIT (RIGHT KICK PANEL) SES MOT C SES MOT RS SIG SIG DF TAILGATE CENTRAL LOCKING MOTOR TAILGATE CONTROL BUTTON TANK CAP CENTRAL LOCKING ACTUATOR VIO/BLK WIRE W/ POWER CLOSING FOR DOORS, TRUNK LID W/O POWER CLOSING FOR DOORS, TRUNK LID WHT WIRE WHT/BLK WIRE YEL WIRE YEL/WHT WIRE ZV-C ZV-O

ANTI-THEFT ALARM SYSTEM/EMERGENCY CALL SYSTEM BUTTON GROUP ATA (EDW) FUNCTION INDICATOR ATA (EDW)/TOWING SENSOR/INTERIOR MOTION SENSOR CONTROL UNIT BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM FUSE 152 FUSE 49 FUSE 53 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES LED LIN B 13 LIN BUS MKS ABH MKS ATR SIG MKS IBH MKS VR SIG OVERHEAD CONTROL PANEL CONTROL UNIT PRE-LOCKING POSITION POSITION MICRO SWITCH REAR FUSE BOX RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL MODULE RIGHT REAR DOOR LOCK RIGHT REAR DOOR POWER CLOSING ACTUATOR MOTOR SES MOT C SES MOT RS SIG SIG DF UPPER CONTROL PANEL CONTROL UNIT W/ POWER CLOSING FOR DOORS, TRUNK LID W/O POWER CLOSING FOR DOORS, TRUNK LID WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLK WIRE ZV-C ZV-O

ANT BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CENTER CONSOLE KEYLESS GO ANTENNA COMPUTER DATA LINES SYSTEM FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FUSE 56 GRN WIRE GRN/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER KEYLESS-GO CONTROL UNIT LEFT FRONT KEYLESS GO DOOR HANDLE LEFT REAR DOOR KEYLESS GO ANTENNA LEFT REAR KEYLESS GO DOOR HANDLE MULTI-FUNCTION DISPLAY NCA WIRE ORG/ WIRE RED/WHT WIRE RIGHT FRONT KEYLESS GO DOOR HANDLE RIGHT REAR DOOR KEYLESS GO ANTENNA RIGHT REAR KEYLESS GO DOOR HANDLE SIG VEHICLE INTERIOR KEYLESS GO ANTENNA WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3.0L TURBO DIESEL 3.5L, 4.6L TURBO 3.5L, 4.6L TURBO 3.0L TURBO DIESEL ALTERNATOR BATTERY SENSOR BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN A H CAN A L CAN B H CAN B L CAN C H CAN C L CDI CONTROL UNIT CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FULLY INTEGRATED TRANSMISSION CONTROL UNIT GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE (DIRECT SELECT) INTERIOR PREFUSE BOX ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY POWER DISTRIBUTION SYSTEM RED WIRE SAM CONTROL UNIT STARTER STARTER CIRCUIT 50 RELAY STR+ VIO WIRE VIO/WHT WIRE