Mercedes-Benz S-class W221 facelift (2009-2013) gry/vio Wiring diagrams

ABC CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ABC FRONT AXLE VALVE UNIT (LEFT SIDE OF ABC PRESSURE SENSOR (UNDER RIGHT FRONT OF VEHICLE) BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/YEL WIRE ENGINE COMPT) FRONT SAM CONTROL MODULE FUSE 46 W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) GRY/BLK WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT ABC PRESSURE SENSOR (BEHIND LEFT FRONT SIDE OF FRONT BUMPER) LEFT FRONT BODY ACCELERATION SENSOR (LEFT SIDE OF ENGINE COMPT) LEFT FRONT LEVEL SENSOR (LEFT FRONT WHEELWELL) LEFT FRONT SUSPENSION STRUT PLUNGER CHECK VALVE LEFT FRONT SUSPENSION STRUT PLUNGER VALVE NVLM SDVV SENSOR SENSOR 31 ABVRV ABVRM NVRS NVRS NVLV PFBHLM SDVS PFBHLV PFBHLS PFBVLM PFBVLS PFBHLS NVLS 31 PNK/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT BODY ACCELERATION SENSOR (RIGHT SIDE OF ENGINE COMPT) RIGHT FRONT LEVEL SENSOR (RIGHT FRONT WHEELWELL) RIGHT FRONT SUSPENSION STRUT PLUNGER CHECK VALVE RIGHT FRONT SUSPENSION STRUT PLUNGER VALVE SIG VAA L ABVLS VAA R VAA R VAV L VAV R VVAV L NVRM VAV R WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL/BLU WIRE YEL/GRN WIRE

ABC CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ABC LATERAL ACCELERATION SENSOR (UNDER FRONT OF CENTER CONSOLE) ABC REAR AXLE VALVE UNIT (UNDER CENTER REAR OF VEHICLE) ABC SUCTION RESTRICTOR VALVE (LEFT FRONT OF ENGINE COMPT) BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/WHT WIRE HAV L QBMS HAV R ABHRS HAV L LEFT REAR ABC PRESSURE SENSOR (IN LEFT REAR WHEELWELL) LEFT REAR SUSPENSION STRUT PLUNGER CHECK VALVE LEFT REAR SUSPENSION STRUT PLUNGER VALVE NHLS NHLV NHRM NHRS NHRV PNK WIRE QBMV HAV R RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT ABC PRESSURE SENSOR (BEHIND RIGHT FRONT SIDE OF FRONT BUMPER) RIGHT REAR ABC PRESSURE SENSOR (IN RIGHT REAR WHEELWELL) RIGHT REAR BODY ACCELERATION SENSOR (RIGHT SIDE OF TRUNK) RIGHT REAR SUSPENSION STRUT PLUNGER CHECK VALVE RIGHT REAR SUSPENSION STRUT PLUNGER VALVE SIG WHT WIRE YEL/BLU WIRE

AIR SUSPENSION COMPRESSOR RELAY AIRMATIC COMPRESSOR UNIT AIRMATIC W/ ADS CONTROL MODULE (LEFT REAR OF ENGINE COMPT) BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY FUSE 46 FUSE 56 FUSE 6 FUSE 9 PREFUSE BOX (RIGHT REAR ENGINE COMPT) GRN/RED WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT AXLE DAMPING VALVE UNIT (LEFT FRONT WHEEL HOUSE) LEFT FRONT BODY ACCELERATION SENSOR (LEFT SIDE OF ENGINE COMPT) LEFT FRONT LEVEL SENSOR (LEFT FRONT WHEELWELL) MODULE (LEFT REAR ENGINE COMPT) NCA WIRE NVRS 1 VKPS VAL 1 VAL 2 30 VALV+ RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT BODY ACCELERATION SENSOR (RIGHT SIDE OF ENGINE COMPT) SIG SIG SIG ZAVVL NVLV SIG ZAMVL NVRM (+) SIG VAR 2 NVLS 1 VAR 1 ZASVL 31 VARV VKPV WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/PNK WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/PNK WIRE ZAMVL NVLM SIG ZASVL ZAVVL NVRV

AIRMATIC PRESSURE SENSOR AIRMATIC W/ ADS CONTROL MODULE (LEFT REAR OF ENGINE COMPT) BLK/RED WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BRN/BLK WIRE BRN/GRY WIRE CAN E H CAN E L CENTRAL RESERVOIR CHARGE VALVE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAL 1 HAL 2 HAL V HAR 1 HAR 2 HAR V LEFT LEFT RIGHT REAR REAR FRONT FRONT LEFT REAR AXLE DAMPING VALVE UNIT (LEFT REAR WHEEL HOUSE) LEVELING CONTROL VALVES NCA WIRE NHRM NHRS 1 NHRV REAR AXLE LEVEL SENSOR (UNDER REAR CENTER OF VEHICLE) RIGHT RIGHT REAR AXLE DAMPING VALVE UNIT (RIGHT REAR WHEEL HOUSE) WHT/BLU WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

AAC (KLA) CONTROL UNIT (CENTER DASH) BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/PNK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DATA FRONT CENTER AIR OUTLET POTENTIOMETER FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 23 FUSE 31 FUSE 50 FUSE 54 (LEFT REAR ENGINE COMPT) GRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT SIDE AIR OUTLET POTENTIOMETER LIN BUS LIN GND LIN DATA LIN-BUS CAN-B H CAN-B L LIN-BUS LIN-BUS PNK 31 SIG WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/YEL WIRE REAR CENTER AIR OUTLET POTENTIOMETER RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR (LEFT FRONT WHEELHOUSE) RIGHT REAR FOOTWELL RIGHT SIDE AIR OUTLET POTENTIOMETER VIO WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

41 54 COMPUTER CAN-E H CAN-E L DATA LINES SYSTEM A/C (KLA) 4-WAY SUN SENSOR A/C AIR RECIRCULATION UNIT BLOWER MOTOR AIR CONDITIONING CONNECTOR BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/YEL WIRE BLOWER REGULATOR BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY (OR BLK/PNK) WIRE BRN/GRY WIRE BRN/PNK WIRE COOLANT TEMPERATURE SENSOR (5.5L: FRONT OF ENGINE) ENGINE CONTROLS SYSTEM GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HEATED WINDSHIELD CONTROL UNIT (W/ SPECIAL PROTECTION) LEFT B-PILLAR AIR DISTRIBUTION ACTUATOR MOTOR (UNDER LEFT FRONT SEAT) LEFT REAR CENTER AIR OUTLET ACTUATOR MOTOR ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) PNK WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE REFRIGERANT COMPRESSOR RIGHT B-PILLAR AIR DISTRIBUTION ACTUATOR MOTOR (UNDER RIGHT FRONT SEAT) RIGHT REAR CENTER AIR OUTLET ACTUATOR MOTOR VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR VIO WIRE W/ REAR A/C W/O REAR A/C WHT/BLU WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

1 2 3 4 HV + HV - INTERLOCK OUT INTERLOCK IN BATTERY MANAGEMENT SYSTEM CONTROL UNIT (RIGHT REAR BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN-I H CAN-I L INTERLOCK IN INTERLOCK OUT COMPUTER DATA LINES SYSTEM DC/DC CONVERTER CONTROL MODULE (RIGHT FRONT WHEELHOUSE) ELECTRIC REFRIGERANT COMPRESSOR (LEFT FRONT ENGINE) ENGINE COMPT) ENGINE COOLANT CIRCULATION PUMP (RIGHT OF RADIATOR) FRESH AIR/ RECIRCULATED AIR FLAP ACTUATOR MOTOR (RIGHT SIDE OF HVAC UNIT) FUSE 1 GRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HEATER BOOSTER CONNECTOR HIGH VOLTAGE FUSE BOX HOT AT ALL TIMES ENGINE COMPARTMENT FUSE 5 PREFUSE BOX (RIGHT REAR ENGINE COMPT) HOT AT ALL TIMES INTERIOR PREFUSE FUSE 7 BOX (RIGHT FRONT FOOTWELL) LEFT CENTER AIR FLAP ACTUATOR MOTOR (LEFT CENTER OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (TOP LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT CENTER OF HVAC UNIT) LEFT SIDE OUTLET FLAP ACTUATOR MOTOR (TOP LEFT CENTER OF HVAC UNIT) LOWER LEFT BLENDING AIR FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) LOWER RIGHT BLENDING AIR FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) NCA WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PTC HEATER BOOSTER RED WIRE RED/BLK WIRE RED/GRN WIRE RIGHT CENTER AIR FLAP ACTUATOR MOTOR (RIGHT CENTER OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (TOP RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT CENTER OF HVAC UNIT) RIGHT SIDE OUTLET FLAP ACTUATOR MOTOR (TOP RIGHT CENTER OF HVAC UNIT) UPPER LEFT BLENDING AIR FLAP ACTUATOR MOTOR UPPER RIGHT BLENDING AIR FLAP ACTUATOR MOTOR VIO WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

13 14 2 CAN-B H CAN-B L 3.BL 14 27 KZL-R KZL-L 2 11 CAN-E H CAN-E L 3 1 7 8 NSL-R BSL-R RFL-L BI-R 4 9 5 NSL-L BSL-L RFL-L 57 L 57 R BACKUP LAMPS CIRCUIT BI-L BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRY WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES ENGINE COMPARTMENT PREFUSE BOX FUSE LEFT ACTIVE CURVE ILLUMINATION POSITION SENSOR LEFT FRONT HEADLAMP UNIT LEFT LICENSE PLATE LAMP LEFT REAR FOOTWELL LEFT RIGHT FRONT FRONT SIDE SIDE MARKER MARKER LAMP LAMP LEFT TAILLAMP NCA WIRE PARKING LAMP PNK 6 WIRE REAR FOG LAMP REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (CENTER TRUNK) RED WIRE RED/GRY WIRE RIGHT ACTIVE CURVE ILLUMINATION POSITION SENSOR RIGHT FRONT HEADLAMP UNIT RIGHT LICENSE PLATE LAMP RIGHT TAILLAMP STANDING STOP, TAIL, REAR PARKING LAMP REAR SIDE MARKER LAMP BACKUP LAMP FOG LAMP STOP/ TAIL/ PARKING LAMP TURN SIGNAL LAMP TURN SIGNAL LAMP (LEFT SIDE OF ENGINE COMPT) TURN SIGNAL LAMP REAR SIDE BACKUP LAMP MARKER LAMP VIO WIRE W/ BACKUP CAMERA WHT WIRE XENON HEADLAMP CONTROL MODULE YEL WIRE

1 2 3 4 5 6 7 8 9 10 57 L 1 2 3 4 5 6 7 8 9 10 CAN-E H 1 2 3 SPIEGEL L 5 6 7 8 9 10 57 R AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM ELECTRONIC POWER STEERING SYSTEM AUSTEMP+ BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN E L CAN-G H CAN-G L COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA ENGINE COMPARTMENT PREFUSE BOX (RIGHT REAR ENGINE COMPT) ENGINE CONTROLS SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER, DEFOGGER SYSTEMS INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM NAVIGATION SYSTEM ORG/BLU WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY MODULE (LEFT REAR ENGINE COMPT) SIG GND GND GND AUSTEMP- SIG SIG SPIEGEL R SUPPLEMENTAL RESTRAINTS SYSTEM VIO WIRE WARNING SYSTEMS WARNING, ANTI-LOCK BRAKES SYSTEMS WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM ELECTRONIC SUSPENSION SYSTEM WIPER/WASHER SYSTEM INSTRUMENT CLUSTER SYSTEM WARNING SYSTEMS YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/ORG WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 BSL R 3 BL ANTI-THEFT SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM WARNING SYSTEMS BLK WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/VIO WIRE BRN/YEL WIRE CAN-B H CAN-B L 15 54 31 CRUISE CONTROL SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (3.5L) (LEFT REAR ENGINE COMPT) FUSE GK L GK R GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/WHT WIRE HD AS HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES INTERIOR FUSE PREFUSE BOX (RIGHT FRONT FOOTWELL) HS + HS 1 HS 2 HS(+) INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER, MIRRORS SYSTEMS KZL L LEFT REAR FOOTWELL MEMORY SYSTEMS NAVIGATION SYSTEM NSL R NSL L RFL L BI L RFL L BI R BSL L PASSIVE RESTRAINT SYSTEM PNK/RED WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM NAVIGATION, SOUND SYSTEMS POWER TOPS SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (CENTER TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS, MEMORY SYSTEMS SHIFT INTERLOCK SYSTEM ENGINE CONTROLS SYSTEM SIG SOUND SYSTEMS SOUND SYSTEMS EXTERIOR LIGHTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM DEFOGGER SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VOLUME CONTROL INTERMEDIATE CONNECTOR (W/ DVD) WHT WIRE