Mercedes-Benz S-class W221 facelift (2009-2013) fuse Wiring diagrams

ATTENTION ASSIST SENSOR BASIC BASIC PREMIUM BAV A BLA DF HL S DF HL M MP S BLS L BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLS H LS A BLS M LRWS M CLU M BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM DF HR M DF HR S PML A FRONT AXLE BRAKE PRESSURE SENSOR FRONT AXLE INLET SOLENOID VALVE FRONT AXLE SWITCHOVER SOLENOID VALVE FUSE FUSE (RIGHT REAR ENGINE COMPT) GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HIGH PRESSURE, RETURN PUMP HOT AT ALL TIMES HOT AT ALL TIMES ENGINE COMPARTMENT PREFUSE BOX LEFT FRONT AXLE SOLENOID VALVE (HOLD) LEFT FRONT PRESSURE SENSOR LEFT FRONT WHEEL SPEED SENSOR (AT LEFT FRONT WHEEL) LEFT INSTRUMENT PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) LEFT REAR AXLE SOLENOID VALVE (HOLD) LEFT REAR AXLE SOLENOID VALVE (RELEASE) LEFT REAR PRESSURE SENSOR RIGHT FRONT AXLE SOLENOID VALVE (RELEASE) LRWS SIG NCA WIRE PML A CAN H H CAN H L PNK WIRE PREMIUM REAR AXLE INLET SOLENOID VALVE REAR AXLE SWITCHOVER SOLENOID VALVE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT AXLE SOLENOID VALVE (HOLD) RIGHT FRONT RIGHT REAR AXLE PRESSURE SOLENOID VALVE (RELEASE) SENSOR RIGHT REAR AXLE SOLENOID VALVE (HOLD) RIGHT REAR LEFT FRONT AXLE PRESSURE SOLENOID VALVE (RELEASE) SENSOR SPS (PML) SOLENOID VALVE STOP LAMP SWITCH TRACTION SYSTEM HYDRAULIC UNIT VIO WIRE VIO/WHT WIRE W/ BASIC W/ PREMIUM W/ W/ BASIC PREMIUM WHT WIRE WHT/YEL WIRE

ABS/MIL IND BAS BRAKE BOOSTER BAS RELEASE SWITCH BAS SOLENOID VALVE BLK/BRN WIRE BLK/GRY WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE FLUID INDICATOR SWITCH (LEFT REAR OF BRAKE FLUID WARNING LAMP IND BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H H CAN H L CAN-F L CAN-F H COMPUTER DATA LINES SYSTEM DIAPHRAGM TRAVEL SENSOR ENGINE COMPT) ESP WARNING LAMP IND FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) FUSE GRN/PNK WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT REAR WHEEL SPEED SENSOR (AT LEFT REAR WHEEL) NCA WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/YEL WIRE RIGHT FRONT WHEEL SPEED SENSOR (AT RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (AT RIGHT REAR WHEEL) SIG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YAW RATE, LATERAL, LONGITUDINAL ACCELERATION SENSOR YEL WIRE YEL/WHT WIRE

1 2 CAN-C H CAN-C L 1 2 CAN-C L CAN-C H 13 14 CAN-B H CAN-B L 7 5 RFL-L RFL-L BACK UP LAMP BACKUP CAMERA VOLTAGE SUPPLY MODULE (LEFT SIDE OF TRUNK) BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM ELECTRIC CONTROL UNIT (VGS) FUSE GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INTELLIGENT SERVO MODULE FOR DIRECT SELECT (TRANSMISSION HOUSING) INTERIOR PREFUSE BOX LEFT REAR FOOTWELL LEFT TAILLAMP REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED/WHT WIRE RIGHT TAILLAMP W/ BACKUP CAMERA WHT WIRE

1 2 3 4 VIDEO P VIDEO P GND VIDEO N VIDEO N GND 10 11 9 8 CAN-E H CAN-E L 30 31 15 CAN-E H CAN-E L 2 41 54 10 37 50 11 23 2 41 54 10 37 50 11 23 GND CAN-E H CAN-E L 5.5L 3.5L 75 74 88 43 64 39 77 78 64 42 87 15 AT DCM AT DCP ACCEL SET/ ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H H CAN H L CAN-S-H CAN-S-L 31 COMPUTER DATA LINES SYSTEM CONTROL CONTACT CRUISE CONTROL SWITCH DECEL/ SET DTR DISTANCE POTENTIOMETER (IF EQUIPPED) FRONT BUMPER LEFT INNER RADAR SENSOR FRONT BUMPER RIGHT INNER RADAR SENSOR FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR FOOTWELL ME-SFI (ME) CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) MR IPM MULTI-FUNCTION CAMERA (W/ SPEED LIMIT ASSIST) (FRONT CENTER OF ROOF) OFF ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/BLU WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE PNK/YEL WIRE PWG+ (-) RADAR SENSORS CONTROL UNIT (SGR) (RIGHT TRUNK) REAR BUMPER LEFT OUTER RADAR SENSOR REAR BUMPER RIGHT OUTER RADAR SENSOR REAR PTS WARNING DISPLAY (W/ CITY ASSIST) RED WIRE RED/BLK WIRE RED/WHT WIRE RESUME FROM MEMORY THROTTLE VALVE ACTUATOR (ON THROTTLE BODY ASSEMBLY) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ DISTRONIC PLUS W/ MULTI FUNCTION CAMERA W/O MULTI FUNCTION CAMERA WHT WIRE YEL WIRE

2 1 3 FIRE EXTINGUISHING SYSTEM DIAGNOSTIC INTERFACE AIR CONDITIONING SYSTEM AUTHORITIES PERIPHERALS SEPARATION POINT BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE ENGINE FIRE EXTINGUISHING SYSTEM TEMPERATURE SENSOR ENGINE FIRE EXTINGUISHING SYSTEM TEMPERATURE SENSOR (LEFT REAR OF ENGINE COMPT) EXTINGUISHING AGENT RESERVOIR FIRE EXTINGUISHING SYSTEM CONTROL MODULE FIRE EXTINGUISHING SYSTEM SWITCH FIRE EXTINGUISHING SYSTEM WARNING BUZZER FRESH AIR SYSTEM EMERGENCY CONTROL UNIT FRESH AIR SYSTEM/FIRE EXTINGUISHING SYSTEM EMERGENCY ACTIVATE BUTTON FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR FOOTWELL NCA WIRE PAS (GAS), SPECIAL SIGNAL SYSTEM CONTROL MODULE (LEFT FRONT OF TRUNK) PRESSURE MONITORING SWITCH 1 PRESSURE MONITORING SWITCH 2 REAR FIRE EXTINGUISHING SYSTEM TEMPERATURE SENSOR REAR FIRE EXTINGUISHING SYSTEM TEMPERATURE SENSOR (UNDER LEFT REAR OF VEHICLE) REAR FUSE BOX I RED WIRE RED/BLK WIRE RED/YEL WIRE SPECIAL VEHICLE MULTI-FUNCTION CONTROL MODULE (SVMCM (MSS)) SQUIB 1 (+) SQUIB 2 (-) VIO WIRE VIO/RED WIRE VIO/YEL WIRE W/O MEDIUM RESERVOIR SOLENOID VALVE W/ MEDIUM RESERVOIR SOLENOID VALVE WHT WIRE WHT/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE FRESH AIR SYSTEM BUZZER EMERGENCY WARNING BUZZER (CENTER OF DASH) FRESH AIR SYSTEM DIAGNOSTIC INTERFACE CONNECTOR FRESH AIR SYSTEM EMERGENCY CONTROL UNIT FRESH AIR SYSTEM EMERGENCY PRESSURE FUSE GRN WIRE GRN/BRN WIRE GRN/WHT WIRE GRY/ORG WIRE GRY/PNK WIRE HOT AT ALL TIMES IRRITANT GAS SYSTEM SOLENOID VALVE IRRITANT GAS SYSTEM SOLENOID VALVE DOUBLE CONTACT RELAY LEFT EXHAUST AIR FLAP MOTOR (LEFT SIDE OF TRUNK) LEFT EXHAUST AIR FLAP MOTOR POLARITY- LEFT EXHAUST AIR FLAP MOTOR POLARITY-REVERSING RELAY LEFT REAR FOOTWELL MEDIUM RESERVOIR SOLENOID VALVE OVERVOLTAGE PROTECTION DIODE OXYGEN CYLINDER PRESSURE SENSOR (LEFT FRONT OF TRUNK) REAR FUSE BOX I RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE REVERSING RELAY RIGHT EXHAUST AIR FLAP MOTOR (RIGHT SIDE OF TRUNK) RIGHT EXHAUST AIR FLAP MOTOR POLARITY- RIGHT EXHAUST AIR FLAP MOTOR POLARITY-REVERSING RELAY VIO WIRE VIO/RED WIRE W/O MEDIUM RESERVOIR SOLENOID VALVE W/ MEDIUM RESERVOIR SOLENOID VALVE WHT/BLU 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

10 11 8 CAN-E H CAN-E L 31 BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FANFARE HORN RELAY FANFARE HORNS PUSH BUTTON FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES ENGINE COMPARTMENT PREFUSE BOX FUSE HOT W/ CIRCUIT 15 RELAY ENERGIZED LEFT FANFARE HORN LEFT MULTI-FUNCTION STEERING WHEEL PUSH BUTTON GROUP LIN NCA WIRE RED WIRE RIGHT FANFARE HORN RIGHT MULTI-FUNCTION STEERING WHEEL PUSH BUTTON GROUP STEERING COLUMN MODULE (TOP OF STEERING COLUMN) STEERING WHEEL ELECTRONICS WHT WIRE YEL WIRE

14 15 SIG GND 15 16 19 CAN B H CAN B L 23 16 26 18 SIG SIG AUSTEMP + AUSTEMP - 30 DIAG 31 LUEFTER LUEFTER CAN-F L CAN-F H 31 31 CAN B H CAN B L ABS INDICATOR LAMP AIR BAG INDICATOR, WARNING LAMP AUDIBLE TURN SIGNAL INDICATOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE FLUID WARNING LAMP BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE MIL INDICATOR COMPUTER DATA LINES SYSTEM COOLANT LEVEL INDICATOR SWITCH COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP DISPLAY DTR WARNING LAMP ELECTRONIC SPEEDOMETER ENGINE COMPT) ESP WARNING LAMP FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR FUEL LEVEL, RESERVE GAUGE FUEL RESERVE INDICATOR LAMP FUSE FUSE 40 GEAR INDICATOR GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT TURN SIGNAL LAMP INDICATOR LEVEL SENSOR MULTI-FUNCTION DISPLAY NCA WIRE NIGHT VISION ASSIST CIRCUIT ORG/ WIRE ORG/WHT WIRE OUTSIDE TEMPERATURE DISPLAY TEMPERATURE SENSOR PNK/RED WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RELAY MODULE RIGHT TURN SIGNAL LAMP INDICATOR SEAT BELT WARNING LAMP TACHOMETER TIRE PRESSURE MONITOR WARNING LAMP TRANSMISSION MODE DISPLAY WARNING BUZZER YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT 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