Mercedes-Benz S-class W221 facelift (2009-2013) grn/gry 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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 SKT (+) SIG 31 MSNT (-) BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER LUMBAR SUPPORT REGULATOR CONTROL UNIT (IF EQUIPPED) FUSE 92 PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT FRONT HEAD RESTRAINT MOTOR LEFT FRONT SEAT BACKREST ANGLE ADJUSTMENT MOTOR (IN LEFT SEAT BACK) LEFT FRONT SEAT CONTROL MODULE LEFT FRONT SEAT CUSHION FORWARD/BACK MOTOR (UNDER LEFT FRONT SEAT) LEFT FRONT SEAT CUSHION INCLINATION MOTOR (IN LEFT SEAT CUSHION) LEFT FRONT SEAT FORE/AFT ADJUSTMENT MOTOR LEFT FRONT SEAT HEIGHT ADJUSTMENT MOTOR LEFT INSTRUMENT ORG/ WIRE RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM VZ (+) SIG MVZ (-) MVZ (-) MSKT (+) WHT WIRE YEL WIRE YEL/RED WIRE

4 2 3 1 CAN-B H CAN-B L BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN A H CAN A L CAN B H CAN B L COMAND CONTROL UNIT COMAND DISPLAY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM W/ MULTICONTOUR SEAT, DYNAMIC SEAT FUSE 127 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT FRONT SEAT CONTROL MODULE LEFT REAR FOOTWELL LEFT REAR FOOTWELL LAMP LUMBAR PUMP (LEFT SIDE OF TRUNK) NCA WIRE ORG/ WIRE ORG/WHT WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (CENTER TRUNK) RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SEATS SEATS SYSTEM SYSTEM SEATS SYSTEM VIO/GRY WIRE W/ LUMBAR SUPPORT SEAT

ADJUSTMENT SWITCH BACKREST SWITCH BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DATA FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FORE/AFT, HEIGHT, INCLINATION FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HEAD RESTRAINT ADJUSTMENT RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL MODULE (IN RIGHT FRONT DOOR) RIGHT FRONT SEAT CONTROL MODULE RIGHT FRONT SEAT OPERATION SWITCH GROUP RIGHT REAR FOOTWELL LAMP SEAT CUHION FORE/AFT SWITCH SEATS SYSTEM SWITCH VIO/GRY WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 102 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) ORG/ WIRE RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT BACKREST ANGLE ADJUSTMENT MOTOR RIGHT FRONT HEAD RESTRAINT MOTOR RIGHT FRONT SEAT BELT COMFORT SOLENOID RIGHT FRONT SEAT CONTROL MODULE RIGHT FRONT SEAT CUSHION FORWARD/BACK MOTOR (UNDER RIGHT FRONT SEAT) RIGHT FRONT SEAT CUSHION INCLINATION MOTOR (IN RIGHT SEAT CUSHION) RIGHT FRONT SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER RIGHT REAR SEAT) RIGHT FRONT SEAT HEIGHT ADJUSTMENT MOTOR SEATS SYSTEM WHT WIRE YEL WIRE YEL/RED WIRE

4 1 2 3 30 CAN-B L CAN-B H 31 4 5 6 3 2 1 MOTOR MOTOR HS (-) HS 1 HS 2 HS-UB 6 5 DATA UB BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER POWER WINDOW OUTSIDE MIRROR, TRUNK LID SWITCH GROUP FRONT POWER WINDOW DIODE MATRIX GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE LEFT FRONT DOOR CONTROL MODULE (IN LEFT FRONT DOOR) LEFT FRONT HYDRAULIC WINDOW LIFTER FUSE LEFT FRONT HYDRAULIC WINDOW LIFTER PRESSURE SWITCH LEFT FRONT POWER WINDOW MOTOR (IN LEFT FRONT DOOR) LEFT FRONT RIGHT FRONT POWER POWER WINDOW WINDOW SWITCH SWITCH LEFT FRONT WINDOW CLOSED HYDRAULIC WINDOW LIFTER LIMIT SWITCH LEFT FRONT WINDOW CLOSED HYDRAULIC WINDOW LIFTER REDUNDANCY LIMIT SWITCH NCA WIRE PNK PNK WIRE PNK WIRE PNK/GRY WIRE PNK/WHT WIRE POWER WINDOW SOLENOID VALVE 3 POWER WINDOW SOLENOID VALVE 4 POWER WINDOW SOLENOID VALVE 5 POWER WINDOW SOLENOID VALVE 6 POWER WINDOW SOLENOID VALVE 7 POWER WINDOW SOLENOID VALVE 8 REAR POWER WINDOW DIODE MATRIX REAR SIDE WINDOWS CHILD SAFETY LOCK SWITCH RED WIRE TRUNK LID OPEN/ CLOSE SWITCH VIO/GRN WIRE W/ SPECIAL PROTECTION W/O SPECIAL PROTECTION

1 2 3 4 5 6 HS-UB 4 3 1 2 30 31 CAN-B L CAN-B H 4 5 2 3 6 FH-MOT FH-MOT HS 2 HS 1 31 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FH-TIEF HF-HOCH 31 UB DATA FUSE FUSE HOLDER (RIGHT FRONT OF TRUNK) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HS MOTOR + MOTOR + 31 HS-UB HYDRAULIC PUMP THERMO SWITCH LEFT REAR DOOR CONTROL MODULE (IN LEFT REAR DOOR) LEFT REAR DOOR POWER WINDOW/ ROLLER BLIND SWITCH GROUP LEFT REAR HYDRAULIC WINDOW LIFTER FUSE LEFT REAR HYDRAULIC WINDOW LIFTER PRESSURE SWITCH LEFT REAR POWER WINDOW MOTOR (IN LEFT REAR DOOR) LEFT REAR POWER WINDOW SWITCH LEFT REAR POWER WINDOW, SIDE WINDOW ROLLER BLIND SWITCH LEFT REAR SIDE ROLLER BLIND MOTOR (IN LEFT REAR DOOR) LEFT REAR WINDOW CLOSED HYDRAULIC WINDOW LIFTER LIMIT SWITCH LEFT REAR WINDOW CLOSED HYDRAULIC WINDOW LIFTER REDUNDANCY LIMIT SWITCH NCA WIRE PNK WIRE PNK/GRY WIRE PNK/WHT WIRE POWER WINDOW HYDRAULIC PUMP POWER WINDOW SOLENOID VALVE 1 POWER WINDOW SOLENOID VALVE 2 REAR INDIVIDUAL POWER (NOT USED) WINDOW SWITCHES REAR SIDE ROLLER BLIND/ROOF ROLLER BLIND/REAR ROLLER BLIND REAR WINDOW ROLLER BLIND SWITCH RED WIRE RED/WHT WIRE RELAY RIGHT REAR POWER WINDOW, SIDE WINDOW ROLLER BLIND SWITCH ROOF BLIND SWITCH SPECIAL PROTECTION VEHICLE ADDITIONAL USED) VIO/GRN WIRE W/ SPECIAL PROTECTION W/ TOP PROTECTION W/O SPECIAL PROTECTION W/O TOP PROTECTION WHT WIRE

1 2 3 4 5 6 HS-UB 1 2 3 4 CAN-B L CAN-B H 31 30 1 2 4 3 CAN-B L CAN-B H 30 31 4 3 2 1 DATA UB 31 31 4 5 6 3 2 1 MOTOR MOTOR HS (-) HS 1 HS 2 HS-UB 4 5 6 3 2 HS-UB 31 FH-MOT+ HS 2 HS 1 (OR PNK) WIRE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 4 3 FH-MOT+ FH-TIEF HF-HOCH 31 UB DATA FRONT PASSENGER POWER WINDOW SWITCH FUSE 70 FUSE 82 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HS MOTOR + MOTOR + 31 LEFT REAR POWER WINDOW, SIDE WINDOW ROLLER BLIND SWITCH NCA WIRE PNK W/ SPECIAL PROTECTION WIRE PNK WIRE PNK/GRY WIRE PNK/WHT WIRE REAR INDIVIDUAL POWER WINDOW SWITCH REAR SIDE ROLLER BLIND/ROOF ROLLER BLIND/REAR ROLLER BLIND REAR WINDOW ROLLER BLIND SWITCH RED WIRE RED/BLU WIRE RIGHT FRONT DOOR CONTROL MODULE (IN RIGHT FRONT DOOR) RIGHT FRONT HYDRAULIC WINDOW LIFTER FUSE RIGHT FRONT HYDRAULIC WINDOW LIFTER PRESSURE SWITCH RIGHT FRONT WINDOW CLOSED HYDRAULIC WINDOW LIFTER LIMIT SWITCH RIGHT FRONT WINDOW CLOSED HYDRAULIC WINDOW LIFTER REDUNDANCY LIMIT SWITCH RIGHT INSTRUMENT PANEL FUSE BOX (UNDER RIGHT SIDE DASH COVER) RIGHT REAR DOOR CONTROL MODULE (IN RIGHT REAR DOOR) RIGHT REAR HYDRAULIC WINDOW LIFTER FUSE RIGHT REAR HYDRAULIC WINDOW LIFTER PRESSURE SWITCH RIGHT REAR POWER WINDOW MOTOR (IN RIGHT REAR DOOR) RIGHT REAR POWER WINDOW SWITCH RIGHT REAR SIDE ROLLER BLIND MOTOR (IN RIGHT REAR DOOR) RIGHT REAR WINDOW CLOSED HYDRAULIC WINDOW LIFTER LIMIT SWITCH RIGHT REAR WINDOW CLOSED HYDRAULIC WINDOW LIFTER REDUNDANCY LIMIT SWITCH VIO WIRE VIO/GRN WIRE W/ SPECIAL PROTECTION W/ TOP PROTECTION W/O TOP PROTECTION W/O SPECIAL PROTECTION WHT GRY/ WIRE WHT PNK/ WIRE WHT WIRE YEL WIRE

15 U U UDB EKP LAUF A S SL P AIR PUMP (CENTER FRONT OF ENGINE) AIR PUMP RELAY BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/WHT WIRE BRN/YEL WIRE CAN C H CAN C L CAN-I H CAN-E H CAN-C H EGS COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CRASH CAN-I L CAN-E L CAN-C L D/S DS SIG EKP EKP LAUF ENGINE CIRCUIT 87 RELAY FUEL PRESSURE SENSOR (UNDER LEFT REAR OF VEHICLE) FUEL PUMP (FP) FUEL PUMP CONTROL MODULE (UNDER LEFT REAR SEAT) FUSE 20 FUSE 22 FUSE 21 STARTER CIRCUIT 50 RELAY FUSE 23 FUSE 24 FUSE 45 FUSE 55 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/PNK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED LEFT REAR FOOTWELL ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) NCA WIRE ORG/ WIRE PREMAIR SENSOR (BEHIND RIGHT SIDE OF RADIATOR) PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) PWG+ (-) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SIG SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM TNA 50 RV VIO/GRN WIRE VIO/YEL WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE MIL INDICATOR CIRCUIT COMPUTER DATA LINES SYSTEM CRANKSHAFT HALL SENSOR (LEFT REAR OF ENGINE) EV 3 EV 5 EV 1 EV 8 EV 2 FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 30 GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/WHT WIRE HOT AT ALL TIMES ENGINE FUSE 6 COMPARTMENT PREFUSE BOX (RIGHT REAR ENGINE COMPT) HOT FILM MAF SENSOR (CENTER REAR OF ENGINE) INSTRUMENT CLUSTER LEFT INTAKE MANIFOLD TUMBLE FLAP POSITION SENSOR LEFT KNOCK SENSOR 2 (UNDER INTAKE MANIFOLD) ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) NCA WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE PNK/WHT WIRE PNK/YEL WIRE PRESSURE SENSOR RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RELAY RIGHT INTAKE MANIFOLD TUMBLE FLAP POSITION SENSOR RIGHT KNOCK SENSOR 1 (RIGHT SIDE OF ENGINE) SIG THROTTLE VALVE ACTUATOR (ON THROTTLE BODY ASSEMBLY) UPSTREAM TWC (KAT) (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/PNK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/PNK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE