Mercedes-Benz C-class AMG W203/S203/CL203 (2001-2004) 1 2 can b l can b h Wiring diagrams

1 2 CAN B L CAN B H 11 8 RR BACKUP LR BACKUP 4 5 6 CAN-B L CAN-B H REVERSE 6 7 CA CAN-B L CAN-B H BACK UP LAMP BACK- UP LAMP SWITCH (ON RIGHT SIDE OF TRANSMISSION) (M/T) BLU WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SELECTOR LEVER CONTROL MODULE (AT BASE OF SELECTOR LEVER) (A/T) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE LEFT TAILLAMP UNIT REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RIGHT TAILLAMP UNIT YEL WIRE

1 2 3 31 30 WAKE 1 2 AMFM CLEAR CLEAR AM/FM AM/FM 1 2 CAN B L CAN B H 1 2 CLEAR CLEAR AM/FM AM/FM 1 2 CLEAR CLEAR ZF ZF 1 2 GPS CLEAR GPS GPS 1 2 ZF CLEAR CLEAR ZF ZF 1 4 2 A-ST FZU 30 2 1 30 DIAG 4 3 2 30 FZU A-ST 4 5 CAN L CAN H 6 29 23 DIAG WAKE MUTE AMPLIFIER MODULE (SCREEN ANTENNA) ANT BLK WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE CD PLAYER COMAND OPERATING, DISPLAY, CONTROL MODULE COMPUTER DATA LINES SYSTEM CTEL INTERFACE (IF EQUIPPED) DIAG MUTE 30 ANT FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 GPS ANTENNA (IF EQUIPPED) GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES NCA WIRE OPTIC CABLE CONNECTOR ORG/ WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE TELE AID TRANSMITTER/ RECEIVER (FRONT OF SPARE TIRE WELL) VOICE CONTROL MODULE (IF EQUIPPED) WAKE WAKE UP SIGNAL CONNECTOR YEL/BLK 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 CAN B L CAN B H 2 4 1 3 AMBIENT LIGHT, ROAD AHEAD SENSORS 24 25 23 R LICENSE L LICENSE CHMSL 3 4 CAN-B L CAN-B H 5 6 7 6 CAN-B L CAN-B H CAN-B L CAN-B H 9 10 CAN-B L CAN-B H AUTOMATIC LIGHT SWITCH DAYLIGHT SENSOR (FRONT OF HEADLINER) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE CENTER HIGH MOUNT STOP LAMP RIGHT REAR SIDE MARKER LAMP (COUPE) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM COUPE, SEDAN, WAGON DI CONTROL MODULE FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH HOT AT ALL TIMES LEFT REAR SIDE MARKER LAMP (COUPE) LEFT TAILLAMP UNIT OVERHEAD CONTROL PANEL CONTROL MODULE PNK CAN-B H WIRE PNK WIRE PNK/RED WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/YEL WIRE RIGHT LICENSE PLATE LAMP LEFT LICENSE PLATE LAMP RIGHT TAILLAMP UNIT TAIL/ PARK LAMP BACK- UP LAMP STOP LAMP TURN SIGNAL LAMP TURN SIGNAL SWITCH UPPER CONTROL PANEL CONTROL MODULE VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

1 2 CAN B L CAN B H 1 2 CAN H CAN L 11 12 CAN-B H CAN-B L 12 11 CAN-B L CAN-B H 14 13 CAN-B H CAN-B L 2 1 CAN L CAN H 35 36 CAN-B L CAN-B H 4 3 CAN-B H CAN-B L 4 5 CAN-B L CAN-B H 6 7 CAN-B H CAN-B L 7 6 CAN-B L CAN-B H 8 9 CAN-B L CAN-B H BRN WIRE BRN/GRY WIRE BRN/RED WIRE COMAND OPERATING, DISPLAY, CONTROL MODULE (W/ COMAND) DRIVER SEAT ADJUSTMENT CONTROL MODULE (W/ MEMORY) (UNDER SEAT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) LEFT FRONT DOOR CONTROL MODULE LEFT REAR DOOR CONTROL MODULE LEFT VOLTAGE DISTRIBUTOR CONNECTOR (BEHIND LEFT KICK PANEL) KICK PANEL) RADIO (W/O COMAND) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (AT LEFT SIDE OF TRUNK) RESTRAINT SYSTEMS CONTROL MODULE RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT SEAT ADJUSTMENT CONTROL MODULE (W/ MEMORY) (UNDER SEAT) RIGHT REAR DOOR CONTROL MODULE RIGHT VOLTAGE DISTRIBUTOR CONNECTOR (BEHIND RIGHT KICK PANEL) TELE AID TRANSMITTER/ RECEIVER

1 2 CAN B L CAN B H 3 4 PNK COMFORT COMFORT WIRE BRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 GRN WIRE HOT AT ALL TIMES LEFT FRONT SEAT BELT COMFORT SOLENOID PNK WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RIGHT FRONT SEAT BELT COMFORT SOLENOID

1 2 3 4 5 6 9 10 11 SHD (+) SHD (-) 1 2 CAN B L CAN B H 31 UKB UKB UKB 9 10 CAN-B L CAN-B H BRN WIRE BRN/GRY WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 HALL SENSOR 1 HALL SENSOR 2 OBSTRUCTION SENSOR HOT AT ALL TIMES NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE POWER ROOF SWITCH REAR ROLLER BLIND (IF EQUIPPED) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE ROOF DRIVE SYSTEM ROOF MOTOR

1 2 3 4 5 6 7 8 9 10 CAN-B H CAN-B L 1 2 AMFM CLEAR CLEAR AM/FM AM/FM 1 2 CAN B L CAN B H 1 2 CLEAR CLEAR AM/FM AM/FM 1 2 CLEAR CLEAR ZF ZF 1 2 GPS CLEAR GPS GPS 1 2 ZF CLEAR CLEAR ZF ZF 1 4 2 A-ST FZU 30 2 1 30 DIAG 3 2 1 WAKE 30 31 4 3 2 30 FZU A-ST 4 5 CAN L CAN H 6 29 23 DIAG WAKE MUTE AMPLIFIER MODULE (SCREEN ANTENNA) ANT BLK WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE CD PLAYER COMPUTER DATA LINES SYSTEM CTEL INTERFACE (IF EQUIPPED) DIAG MUTE 30 ANT FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 GPS ANTENNA (IF EQUIPPED) GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES NCA WIRE OPTIC CABLE CONNECTOR ORG/ WIRE RADIO REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE TELE AID TRANSMITTER/ RECEIVER (FRONT OF SPARE TIRE WELL) VOICE CONTROL MODULE (IF EQUIPPED) WAKE WAKE UP 30 31 WAKE UP SIGNAL CONNECTOR YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 CAN-B H CAN-B L 1 2 AMFM CLEAR CLEAR AM/FM AM/FM 1 2 CAN B L CAN B H 1 2 CLEAR CLEAR AM/FM AM/FM 1 2 CLEAR CLEAR ZF ZF 1 2 GPS CLEAR GPS GPS 1 2 ZF CLEAR CLEAR ZF ZF 1 4 2 A-ST FZU 30 1-2, 3-4, 5-6, 7-8) 2 1 30 DIAG 3 2 1 WAKE 30 31 4 3 2 30 FZU A-ST 4 5 CAN L CAN H 6 29 23 DIAG WAKE MUTE AMPLIFIER MODULE (SCREEN ANTENNA) ANT BASS MODULE LOUDSPEAKER (2.6L, 3.2L) BLK WIRE BLU/BLK WIRE BRN WIRE BRN/ PNK WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE CD PLAYER COMPUTER DATA LINES SYSTEM CTEL INTERFACE (IF EQUIPPED) DIAG MUTE 30 ANT FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 GPS ANTENNA (IF EQUIPPED) GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES LEFT FRONT DOOR MIRROR SPEAKER LEFT FRONT DOOR SPEAKER LEFT REAR DOOR SPEAKER NCA WIRE OPTIC CABLE CONNECTOR ORG/ WIRE PNK WIRE RADIO REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT DOOR MIRROR SPEAKER RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR SPEAKER TELE AID TRANSMITTER/ RECEIVER (FRONT OF SPARE TIRE WELL) VOICE CONTROL MODULE (IF EQUIPPED) WAKE WAKE UP 30 31 WAKE UP SIGNAL CONNECTOR WHT WIRE YEL/BLK WIRE

1 2 CAN B L CAN B H 3 2 CAN-B L CAN-B H BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE COMFORT AAC PUSHBUTTON CONTROL MODULE COMPUTER DATA LINES SYSTEM COUPE FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 20 FUSE 25 FUSE 41 GRN WIRE HOT AT ALL TIMES HTO AT ALL TIMES INTERIOR FUSE BOX (UNDER LEFT END OF DASH) REAR BLIND SWITCH REAR ROLLER BLIND MOTOR REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) REAR SCREEN BLIND RELAY (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/GRN WIRE UPPER CONTROL PANEL CONTROL MODULE WHT WIRE