Mercedes-Benz C-class AMG W203/S203/CL203 (2001-2004) red/wht Wiring diagrams

1 2 3 4 5 6 BR RELEASE BR RELEASE 1 2 3 4 5 6 HH (-) HH (+) 1 2 3 4 5 6 HV (-) HV (+) 1 2 3 4 5 6 LH (-) LH (+) 1 2 3 6 7 8 ESA SW ESA SW ESA SW ESA SW ESA SW ESA SW 1 2 H RELEASE H RELEASE 2 1 CAN-B H CAN-B L 2 3 4 LK (+) HEAD (+) (+) 2 MEMORY LOCATION 5 6 MHEAD (-) MLK (-) 6 7 5 CAN-B H CAN-B L 30 BACKREST BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H CL MODELS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER SEAT) DRIVER SEAT BACKREST ADJUSTMENT MOTOR DRIVER SEAT BACKREST RELEASE MICROSWITCH (CL MODELS) DRIVER SEAT FORWARD/BACK ADJUSTMENT MOTOR DRIVER SEAT FRONT UP/DOWN ADJUSTMENT MOTOR DRIVER SEAT HEAD RESTRAINT RAISE/LOWER ADJUSTMENT MOTOR DRIVER SEAT HEIGHT RELEASE MICROSWITCH (CL MODELS) DRIVER SEAT REAR UP/DOWN ADJUSTMENT MOTOR EXCEPT CL MODELS FRONT (RAISE/ LOWER) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 21 FUSE 29 FUSE 31 GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HEAD RESTRAINT (RAISE/ LOWER) HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) FUSE 27 LEFT FRONT DOOR CONTROL MODULE LEFT FRONT DOOR ESA SWITCH GROUP MEMORY STORE MEMORY SYSTEMS (STEERING COLUMN CIRCUIT) MHH (+) MHH (-) MHV (+) MHV (-) MLH (+) MLH (-) NCA WIRE REAR (RAISE/ LOWER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEAT (FORWARD/ BACK) STEERING COLUMN LOCATION (RAISE/LOWER) (FORWARD/BACK) VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

1 2 CAN B L CAN B H 1 6 DIM DIM 6 7 CA CAN-C L CAN-C H 6 7 CAN-B H CAN-B L 9 10 2 1 CAN-B L CAN-B H 30 31 AIS 31 AIS AUTO DIM BLU/GRY WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SELECTOR LEVER CONTROL MODULE (AT BASE OF SELECTOR LEVER) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 21 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) INTERIOR REARVIEW MIRROR UNIT LEFT EXTERIOR MIRROR LEFT FRONT DOOR CONTROL MODULE MIRROR SENSOR (BACK) MIRROR SENSOR (FRONT) AUTO DIM NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE PNK/BLK WIRE PNK/RED WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/WHT WIRE

1 2 3 6 7 8 ESA SW ESA SW ESA SW ESA SW ESA SW ESA SW 2 1 CAN L CAN H 2 MEMORY LOCATION 3 9 4 6 1 7 5 10 8 U/D MTR COMMON L/R MTR DIM DIM HEAT HEAT TURN TURN 3 9 4 7 5 10 8 U/D MTR COMMON L/R MTR HEAT HEAT TURN TURN 4 3 10 7 8 9 FOLD FOLD POS 2 (+) POS 1 (-) 4 5 CAN L CAN H 6 7 5 4 CAN-B H CAN-B L 30 31 BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LAMPS FOG LAMP FOG LAMP IND FOLD-IN MOTOR FOLD-IN MOTOR FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 4 FUSE 50 FUSE 6 FUSE 62 FUSE 63 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD HEADLAMP WASH HEATING ELEMENT HEATING ELEMENT AUTO DIM HOT AT ALL TIMES HOT AT ALL TIMES HOT AT ALL TIMES HOT IN RUN OR START IN OUT INTERIOR FUSE BOX (UNDER LEFT END OF DASH) FUSE 22 FUSE 21 LAMP SWITCH MODULE LEFT EXTERIOR MIRROR LEFT FRONT DOOR CONTROL MODULE LEFT FRONT DOOR ESA SWITCH GROUP LEFT RIGHT MEMORY STORE MIRROR ADJUST MIRROR FOLD- MIRROR SELECT MOTORS, POSITION SENSORS (LEFT/RIGHT, UP/ DOWN) NCA WIRE PARK OFF AUTO PNK/BLK WIRE PNK/RED WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT EXTERIOR MIRROR RIGHT FRONT DOOR CONTROL MODULE TURN SIGNAL WHT WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

1 2 3 4 5 6 BR RELEASE BR RELEASE 1 2 3 4 5 6 HH (-) HH (+) 1 2 3 4 5 6 HV (-) HV (+) 1 2 3 4 5 6 LH (-) LH (+) 1 2 3 6 7 8 ESA SW ESA SW ESA SW ESA SW ESA SW ESA SW 1 2 H RELEASE H RELEASE 2 1 CAN-B H CAN-B L 2 3 4 LK (+) HEAD (+) (+) 5 6 MHEAD (-) MLK (-) 6 7 5 CAN-B H CAN-B L 30 BACKREST BLK WIRE BLK/PNK WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H CL MODELS COMPUTER DATA LINES SYSTEM EXCEPT CL MODELS FRONT (RAISE/ LOWER) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 22 FUSE 38 FUSE 40 GRN WIRE HEAD RESTRAINT (RAISE/ LOWER) HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) MEMORY LOCATION MEMORY STORE MHH (+) MHH (-) MHV (+) MHV (-) MLH (+) MLH (-) NCA WIRE PASSENGER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER SEAT) PASSENGER SEAT BACKREST RELEASE MICROSWITCH (CL MODELS) PASSENGER SEAT FORWARD/BACK ADJUSTMENT MOTOR PASSENGER SEAT HEAD RESTRAINT RAISE/LOWER ADJUSTMENT MOTOR PASSENGER SEAT HEIGHT RELEASE MICROSWITCH (CL MODELS) PASSENGER SEAT REAR UP/DOWN ADJUSTMENT MOTOR REAR (RAISE/ LOWER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT DOOR ESA SWITCH GROUP SEAT (FORWARD/ BACK) VIO WIRE WHT WIRE

11 12 CAN-B H CAN-B L 11 15 CAN-B H CAN-B L 2 3 DOOR MOTOR DOOR MOTOR 33 34 36 37 42 43 45 46 SS RF SS RF SS LR SS LR SS RR SS RR SS LF SS LF 6 7 5 4 CAN-B H CAN-B L 30 31 8 6 7 3 2 IR REC IR REC IR REC DOOR MOTOR DOOR MOTOR BLK WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ESP, BAS CONTROL MODULE FUSE 21 FUSE 22 FUSE 33 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) FUSE 32 LEFT FRONT DOOR CENTRAL LOCKING MOTOR LEFT FRONT DOOR CONTROL MODULE LEFT FRONT IR RECEIVER LEFT REAR DOOR CENTRAL LOCKING MOTOR LEFT REAR DOOR CONTROL MODULE (SEDAN, WAGON) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CENTRAL LOCKING MOTOR RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT IR RECEIVER RIGHT REAR DOOR CENTRAL LOCKING MOTOR RIGHT REAR DOOR CONTROL MODULE (SEDAN, WAGON) TO WHEEL SPEED SENSORS WHT WIRE

2 1 CAN L CAN H 3 9 4 6 1 7 5 10 8 U/D MTR COMMON L/R MTR DIM DIM HEAT HEAT TURN TURN 3 9 4 7 5 10 8 U/D MTR COMMON L/R MTR HEAT HEAT TURN TURN 4 3 FOLD FOLD 4 5 CAN L CAN H 6 7 5 4 CAN-B H CAN-B L 30 31 BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LAMPS FOG LAMP FOG LAMP IND FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 21 FUSE 4 FUSE 50 FUSE 6 FUSE 62 FUSE 63 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD HEADLAMP WASH HEATING ELEMENT HEATING ELEMENT LEFT/ RIGHT MOTOR HOT AT ALL TIMES HOT IN RUN OR START IN OUT INTERIOR FUSE BOX (UNDER LEFT END OF DASH) FUSE 22 LAMP SWITCH MODULE LEFT EXTERIOR MIRROR LEFT FRONT DOOR CONTROL MODULE LEFT RIGHT LEFT/ RIGHT MOTOR AUTO DIM MIRROR ADJUST MIRROR FOLD- MIRROR SELECT NCA WIRE PARK OFF AUTO PNK/BLK WIRE PNK/RED WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT EXTERIOR MIRROR RIGHT FRONT DOOR CONTROL MODULE TURN SIGNAL UP/ DOWN MOTOR FOLD-IN MOTOR WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 SW GROUP SW GROUP SW GROUP SW GROUP SW GROUP 1 2 3 6 (-) H SIG 1 H SIG 2 H (-) 1 2 FH T FH H 11 12 CAN-B H CAN-B L 4 5 FH T FH H 6 5 4 1 (+) H SIG 1 H SIG 2 H (-) 6 7 5 4 CAN-B H CAN-B L 30 31 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER POWER WINDOW SWITCH GROUP FH VR FUSE 21 FUSE 22 FUSE 33 GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) FUSE 32 LEFT FRONT DOOR CONTROL MODULE LEFT FRONT POWER WINDOW MOTOR LEFT FRONT WINDOW RIGHT FRONT WINDOW LEFT REAR DOOR CONTROL MODULE (IF EQUIPPED) LEFT REAR POWER WINDOW MOTOR LEFT REAR POWER WINDOW SWITCH LEFT REAR WINDOW RIGHT REAR WINDOW REAR WINDOWS LOCKOUT RED WIRE RED/BLK WIRE RED/WHT WIRE RF W/L RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT POWER WINDOW MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR DOOR CONTROL MODULE (IF EQUIPPED) RIGHT REAR POWER WINDOW MOTOR RIGHT REAR POWER WINDOW SWITCH SW GROUP SW GROUP SW GROUP SW GROUP TRUNK LID RELEASE WHT WIRE YEL WIRE

1 29 30 DIAG 87 31 1 4 5 10 87 CAN L CAN H DIAG 1 6 7 5 2 CA 87 CAN L CAN H DIAG 31 17 1 15 6 MLS BS CAN L CAN H 2 1 CAN L CAN H 40 41 CAN L CAN H BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SELECTOR LEVER CONTROL MODULE (BASE OF GEAR SELECTOR LEVER) ESP, BAS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ETC CONTROL MODULE (UNDER RIGHT SIDE OF DASH) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 4 FUSE 56 FUSE 62 FUSE 6 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START PNK 5 CB WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) VIO WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE

1 2 3 6 7 8 ESA SW ESA SW ESA SW ESA SW ESA SW ESA SW 2 1 CAN-B H CAN-B L 2 MEMORY LOCATION 5 6 7 30 CAN-B H CAN-B L 6 5 8 7 2 CAN-C H CAN-C L CAN-B H CAN-B L 31 BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H CL MODELS COMPUTER DATA LINES SYSTEM DI CONTROL MODULE DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER SEAT) EXCEPT CL MODELS FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 21 FUSE 27 FUSE 29 FUSE 31 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) LEFT FRONT DOOR CONTROL MODULE LEFT FRONT DOOR ESA SWITCH GROUP MEMORY STORE NCA WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SCL STEERING COLUMN ADJUSTMENT LOCK INDICATOR SWITCH STEERING COLUMN HEIGHT ADJUSTMENT MOTOR (UP/DOWN) STEERING COLUMN LOCATION (RAISE/LOWER) (FORWARD/BACK) STEERING COLUMN LONGITUDINAL ADJUSTMENT MOTOR (FWD/BACK) VCS SWITCH VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

1 2 3 6 7 8 ESA SW ESA SW ESA SW ESA SW ESA SW ESA SW 13 12 10 11 CAN-B H CAN-B L CAN-C H CAN-C L 30 31 2 1 CAN-B H CAN-B L 2 MEMORY LOCATION 4 5 CAN-B L CAN-B H 5 6 7 30 CAN-B H CAN-B L BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H CL MODELS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER SEAT) EXCEPT CL MODELS FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 6 FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 2 FUSE 21 FUSE 27 FUSE 29 FUSE 31 FUSE 4 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) LEFT FRONT DOOR CONTROL MODULE LEFT FRONT DOOR ESA SWITCH GROUP MEMORY STORE NCA WIRE PNK/RED WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SCL STEERING COLUMN ADJUSTMENT LOCK INDICATOR SWITCH STEERING COLUMN ADJUSTMENT SWITCH STEERING COLUMN HEIGHT ADJUSTMENT MOTOR (UP/DOWN) STEERING COLUMN LOCATION (RAISE/LOWER) (FORWARD/BACK) STEERING COLUMN LONGITUDINAL ADJUSTMENT MOTOR (FWD/BACK) STEERING COLUMN MODULE VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE