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

1-2, 3-4, 5-6, 7-8) 2.6L 3.2L 3.0 BASS MODULE LOUDSPEAKER (2.6L, 3.2L) BLK WIRE BLU/BLK WIRE BRN WIRE BRN/ PNK WIRE BRN/GRN (OR BRN/ORG) WIRE BRN/GRN (OR ORG) WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK (OR BRN/WHT) WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN-B L CAN-B H WAKE UP CENTER COCKPIT SPEAKER COMAND OPERATING, DISPLAY, CONTROL MODULE COMPUTER DATA LINES SYSTEM FUSE 26 GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) LEFT FRONT DOOR MIRROR SPEAKER LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR MIRROR SPEAKER LEFT REAR DOOR SPEAKER NCA WIRE NF-L SHLD CLEAR NF-R GND ORG/ WIRE PNK WIRE RED/VIO WIRE RIGHT FRONT DOOR MIRROR SPEAKER RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR SPEAKER SOUND AMPLIFIER SOUND AMPLIFIER MICROPHONE SUBWOOFER LOUDSPEAKER VIO WIRE W/O AMP W/O AMPLIFIER WAKE 31 WALKMAN SEPERATION POINT WHT WIRE YEL WIRE

10 10 (2001, 2002 EARLY PROD) (2002 LATE PROD) 9 1 (2001, 2002 EARLY PROD) (2002 LATE PROD) BATTERY BLK WIRE BLU WIRE BRAKE BOOSTER VACUUM PUMP CONTROL MODULE CENTRAL GATEWAY CONTROL UNIT COMFORT ACC PUSHBUTTON CONTROL MODULE, UPPER CONTROL PANEL CONTROL MODULE CTEL INTERFACE DI CONTROL MODULE (INTEGRAL W/ ELECTRONIC IGNITION STARTER SWITCH) DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE ELECTRIC SUCTION FAN ENGINE, A/C W/ INTEGRATED CONTROL FROM FUSE 33 (DIAGRAM 1 OF 2) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 1 FUSE 2 FUSE 21 FUSE 22 FUSE 23 FUSE 25 FUSE 26 FUSE 27 FUSE 29 FUSE 30 FUSE 31 FUSE 32 FUSE 33 FUSE 34 FUSE 37 FUSE 38 FUSE 4 FUSE 40 FUSE 41 FUSE 42 FUSE 5 FUSE 6 GENERATOR GRN WIRE GRY WIRE HEATING SYSTEMS RECIRCULATION UNIT INSTRUMENT CLUSTER INTERIOR FUSE BOX (UNDER LEFT END OF DASH) LEFT FRONT DOOR CONTROL MODULE PASSENGER FRONT SEAT ADJUSTMENT CONTROL MODULE PNK WIRE REAR BLOWER MOTOR CONTROL MODULE REAR LEFT DOOR CONTROL MODULE REAR RIGHT DOOR CONTROL MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RIGHT FRONT DOOR CONTROL MODULE SOUND AMPLIFIER STARTER MOTOR TO FUSE 34 (DIAGRAM 1 OF 2) UPPER CONTROL PANEL CONTROL MODULE VIO WIRE WHT WIRE YEL WIRE

2.6L 3.2L 3.0 BLU/BLK WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK (OR BRN/WHT) WIRE BRN/PNK WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER COCKPIT SPEAKER FUSE 26 GRN (OR ORG) WIRE GRN WIRE GRY WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) LEFT FRONT DOOR MIRROR SPEAKER LEFT FRONT DOOR SPEAKER LEFT REAR DOOR SPEAKER NCA WIRE ORG (OR GRN) WIRE ORG/ WIRE PNK WIRE RED/VIO WIRE RIGHT FRONT DOOR MIRROR SPEAKER RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR SPEAKER SOUND AMPLIFIER SOUND AMPLIFIER MICROPHONE SUBWOOFER LOUDSPEAKER VIO WIRE WAKE 31 WHT 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 11 35 1 2 7 CAN-C H CAN-C L 2.3L 2.6L, 3.2L 4 5 CAN-B L CAN-B H 6 5 8 7 CAN-C H CAN-C L CAN-B H CAN-B L 7 6 CAN-C H CAN-C L BATTERY BLK WIRE BRN WIRE BRN/RED WIRE CLUTCH PEDAL SWITCH (W/ M/T) COMPUTER DATA LINES SYSTEM DI CONTROL MODULE ELECTRONIC SELECTOR LEVER (W/ A/T) ENGINE CONTROL MODULE (ME-SFI) (LEFT REAR OF ENGINE COMPT) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 4 FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE IGNITION M/T PROTECTION) RED WIRE STARTER MOTOR STARTER RELAY VIO WIRE VIO/WHT 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

31 GS F- GS F+ GS BF+ GS BF- GS HR- GS HR+ BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-L CAN-H COMPUTER DATA LINES SYSTEM CRASH SIG 31 DRIVER SEAT BELT BUCKLE RESTRAINT SYSTEMS SWITCH FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GS HL- GS HL+ DRVR BELT LEFT AIRBAGS SENSOR (UNDER LEFT REAR SEAT) LEFT REAR ETR SQUIB (UNDER LEFT REAR SEAT) PASS BELT SEAT OCC PASSENGER SEAT BELT BUCKLE RESTRAINT SYSTEMS SWITCH PNK WIRE PNK/BLK WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RESTRAINT SYSTEMS CONTROL MODULE (UNDER CENTER CONSOLE, LEFT OF SHIFTER) RIGHT AIRBAGS SENSOR (UNDER RIGHT REAR SEAT) RIGHT REAR ETR SQUIB (UNDER RIGHT REAR SEAT) SB VL+ SB VL- WB L- WB L+ SB VR+ SB VR- WB R- WB R+ SB HL+ SB HL- SB HR- SB HR+ SIDE VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

2001, 2002 EARLY PRODUCTION BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/VIO WIRE BRN/YEL WIRE CLOCKSPRING DRIVER AIRBAG SQUIB 1 (BEHIND DRIVERS AIRBAG) DRIVER AIRBAG SQUIB 2 (BEHIND DRIVERS AIRBAG) DRIVER ETR SQUIB (AT BASE OF LEFT "B" PILLAR) FRONT PASSENGER AIRBAG SQUIB 1 (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER AIRBAG SQUIB 2 (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER ETR SQUIB (AT BASE OF RIGHT "B" PILLAR) GRN WIRE GRN/YEL WIRE LEFT FRONT SIDE AIRBAG SQUIB (IN LEFT FRONT DOOR) LEFT REAR SIDE AIRBAG SQUIB (IN LEFT REAR DOOR) LEFT REAR WINDOW AIRBAG SQUIB (AT LEFT "C" PILLAR) NCA WIRE PNK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RIGHT FRONT SIDE AIRBAG SQUIB (IN RIGHT FRONT DOOR) RIGHT REAR SIDE AIRBAG SQUIB (IN RIGHT REAR DOOR) RIGHT REAR WINDOW AIRBAG SQUIB (AT RIGHT "C" PILLAR) STEERING COLUMN MODULE VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

1 2 CAN B L CAN B H 11 15 COMPUTER DATA LINES SYSTEM CAN-C H CAN-C L 13 12 10 11 CAN-B H CAN-B L CAN-C H CAN-C L 30 31 2 9 10 30 CAN-B L CAN-B H 2001, 2002 EARLY PRODUCTION 3 6 5 8 7 30 CAN-C H CAN-C L CAN-B H CAN-B L 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 5 WIPE WASH 9 8 CA BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B L CAN B H COMBINATION SWITCH COMPUTER DATA LINES SYSTEM COOLANT FLUID LEVEL SWITCH (IN RESERVOIR) DI CONTROL MODULE (2001, 2002 EARLY PRODUCTION) ESP, BAS CONTROL MODULE 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 31 FUSE 4 GRN WIRE GRN/WHT WIRE HI LO HI LO WIPER SWITCH HOT AT ALL TIMES INT OFF INT OFF WIPER SWITCH INTERIOR FUSE BOX (UNDER LEFT END OF DASH) MOTOR+ MOTOR- NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE PNK/RED WIRE PNK/YEL WIRE RAIN SENSOR (FRONT OF HEADLINER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY RS 31 STEERING COLUMN MODULE (2002 LATE PRODUCTION) TO WHEEL SPEED SENSORS VIO WIRE VIO/YEL WIRE WASHER FLUID LEVEL SWITCH (IN RESERVOIR) WASHER NOZZLE HEATERS WASHER NOZZLE HOSE HEATER WASHER SWITCH WINDSHIELD WASHER FLUID PUMP (ON FLUID RESERVOIR) WIPER MOTOR (LEFT REAR OF ENGINE COMPT) WIPER ON/OFF RELAY YEL/BLU WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN L CIRCUIT 87 RELAY (ENGINE) COMPUTER DATA LINES SYSTEM CPP FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUEL PUMP FUEL PUMP ASSEMBLY FUEL PUMP RELAY FUSE 4 FUSE 48 FUSE 54 FUSE 53 FUSE 53 FUSE 57 FUSE 6 GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN RUN OR START LEFT FUEL LEVEL SENSOR RIGHT FUEL LEVEL SENSOR NCA WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/GRN WIRE THROTTLE VALVE ACTUATOR (FRONT LEFT SIDE OF ENGINE) TNA VIO WIRE VIO/BLU WIRE VIO/WHT WIRE WHT WIRE YEL WIRE