Mercedes-Benz C-class W204/S204 (2006-2011) fuse 89 Wiring diagrams

12 13 17 18 CAN E L CAN E H CAN B L CAN B H 2 3 1 31 LIN 1 30 30 31 5 19 CAN-B H CAN-B L EWD 4 3 2 1 S_GB 30 6 5 4 3 2 1 ASS OFF ASS LED 31 6 5 4 3 2 1 OFF INTERIOR PROTECTION SWITCH ALARM SIREN (W/ ANTI-THEFT ALARM SYSTEM) (REAR OF RIGHT FRONT WHEELWELL) ANTI-THEFT ALARM SYSTEM INDICATOR LAMP INSTRUMENT PANEL SWITCH GROUP BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H CAN-B H CAN-B L COMPUTER DATA LINES SYSTEM DISPLAY EMERGENCY CALL SYSTEM CONTROL UNIT (CENTER FRONT OF TRUNK) ENGINE HOOD ANTI-THEFT ALARM SYSTEM SWITCH (W/ ANTI-THEFT ALARM SYSTEM) FAN RELAY MODULE FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE 105 FUSE 17 FUSE 18 FUSE 46 FUSE 89 FUSE 90 GRN WIRE GRN/WHT WIRE GRY/YEL WIRE HORNS SYSTEM HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INFO INFO LED INSTRUMENT CLUSTER INTERIOR PROTECTION RECEIVER INTERIOR PROTECTION, TOW-AWAY PROTECTION CONTROL UNIT (IF EQUIPPED) IRS LED IRS-OFF LEFT INTERIOR PROTECTION TRANSMITTER LEFT REAR WINDOW GLASS BREAKAGE SENSOR NCA WIRE OF TRUNK) OFF TOWING SENSOR BUTTON 8 7 6 4 3 2 SOS LED WS LED INFO LED WS INFO SOS REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK/CARGO AREA) REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RIGHT INTERIOR PROTECTION TRANSMITTER RIGHT REAR WINDOW GLASS BREAKAGE SENSOR SOS SOS LED W/ MODEL CODE 204.2 WHT WIRE WS LED YEL WIRE YEL/RED WIRE YEL/VIO WIRE

1 2 3 4 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE (+) (-) 31 (+) 1 2 5 4 CAN B L CAN B H 30 31 1 3 2 6 7 8 9 31 DATA 31 SIG 4 10 5 6 8 7 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE SIG 5 6 7 8 9 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 6 7 8 9 ZV-MOT ZV-MOT GND SIG 9 10 12 14 15 17 CAN-B H CAN-B L ZV ZV ZV ZV BRN WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE CENTRAL MOTOR LOCKING RIGHT FRONT DOOR LOCK CENTRAL W/ LOCKING KEYLESS GO MOTOR W/O LEFT FRONT KEYLESS GO DOOR LOCK COMPUTER DATA LINES SYSTEM FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 12 13 14 15 FUSE 2 FUSE 3 FUSE 89 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/PNK WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT NCA WIRE PASSENGER-SIDE POWER WINDOW SWITCH RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR EXIT, WARNING LAMP (W/ INTERIOR LIGHTS PACKAGE) RIGHT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) ROTARY TUMBLER SWITCH SIG LED TRUNK LID RELEASE/ DRIVER TAILGATE CONTROL BUTTON (IF EQUIPPED) W/ KEYLESS GO W/O KEYLESS GO W/ TRUNK LID RELEASE, TAILGATE CONTROL W/O TRUNK LID RELEASE, TAILGATE CONTROL WHT WIRE ZV-MOT ZV-MOT GND SIG

2 1 CAN-B H CAN-B L AMBIENT LAMP RIGHT READING LAMP BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR EXIT, WARNING LAMP FLAT WIRE FUSE 89 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT READING LAMP LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT TRUNK LAMP (MODEL CODE 204.2) LEFT TRUNK LID AMBIENT LAMP, WARNING LAMP MODEL CODE 204.0 PNK WIRE RED WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT TRUNK LAMP RIGHT TRUNK LID AMBIENT LAMP, WARNING LAMP TRUNK LID EXTERNAL OPERATION SWITCH VIO WIRE WHT WIRE YEL WIRE

1 2 CAN-E L CAN-E H 2 8 1 10 58 58 54 SL R 27 16 15 23 2 BSL R BSL R 31 30 CAN B L CAN B H 31 LIN 2 6 7 CAN B L CAN B H BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BSL L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM FOG LAMP FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE 89 FUSE 90 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES LEFT LICENSE PLATE LAMP CENTER STOP LAMP LEFT REAR LAMP UNIT MODEL CODE 204.0 MODEL CODE 204.2 NSL-R PNK BSL-L WIRE PNK SL L WIRE PNK/RED WIRE RAIN/LIGHT SENSOR (W/ RAIN/LIGHT REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK/CARGO AREA) RED WIRE RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SENSOR) (TOP CENTER OF WINDSHIELD) SL L STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STOP/ INNER SIDE MARKER LAMP TURN SIGNAL LAMP TAIL/ STOP/ PARK TAIL LAMP LAMP TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

10 9 CAN B L CAN B H 18 17 CAN B H CAN B L BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 105 FUSE 89 GRY/YEL WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL SWITCH GROUP RED WIRE RED/YEL WIRE SIG

1 2 3 30 31 LIN 1 12 13 17 18 CAN E L CAN E H CAN B L CAN B H 2 1 CAN-E H CAN-E L 2 3 CAN-G H CAN-G L 5 1 LWR LIN 1 BLK/PNK WIRE BRN WIRE BRN/RED WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FOG LAMP INDICATOR LAMP FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 105 FUSE 18 FUSE 89 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE CONTROLLER HIGH BEAM HIGH BEAM INDICATOR HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL SWITCH GROUP LEFT FOG LAMP LEFT FRONT HEADLAMP UNIT LOW BEAM LIN 1 LOW BEAM SWITCH LWR REAR FOG LAMP INDICATOR LAMP RED WIRE RED/GRY WIRE RIGHT FOG LAMP RIGHT FRONT HEADLAMP UNIT HIGH BEAM LOW BEAM STANDING LAMPS INDICATOR STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) SWITCH ILLUMINATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

1 2 3 30 31 LIN 1 12 13 17 18 CAN E L CAN E H CAN B L CAN B H 2 1 CAN-E H CAN-E L 2 11 1 31 SIG 2 3 CAN-G H CAN-G L BRN WIRE BRN/RED WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FOG LAMP INDICATOR LAMP FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 105 FUSE 89 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HIGH BEAM HIGH BEAM INDICATOR HIGH BEAM LAMP HIGH BEAM SOLENOID HOT AT ALL TIMES HOT AT ALL TIMES 9 10 CAN-B H CAN-B L FUSE 18 HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL SWITCH GROUP LEFT FOG LAMP LEFT FRONT HEADLAMP UNIT LEFT FRONT LEVEL SENSOR (IN LEFT FRONT WHELLWELL) LEFT REAR LEVEL SENSOR (IN LEFT REAR WHELLWELL) LEFT XENON LAMP CONTROL UNIT LIN 1 LOW BEAM SWITCH REAR FOG LAMP INDICATOR LAMP RED WIRE RED/GRY WIRE RIGHT FOG LAMP RIGHT FRONT HEADLAMP UNIT RIGHT XENON LAMP CONTROL UNIT SIG CAN-G L CAN-G H STANDING LAMPS INDICATOR LAMP STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) SWITCH ILLUMINATION WHT WIRE WHT/BLK WIRE WHT/RED WIRE XENON BULB W/ INTEGRATED IGNITION MODULE YEL WIRE YEL/WHT WIRE

10 5 FLAT WIRE FLAT WIRE 2 1 CAN-B H CAN-B L 2 1 COMPUTER DATA LINES SYSTEM CAN B H CAN B L 8 7 FLAT WIRE FLAT WIRE AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CONTROL DRIVER TAILGATE CONTROL BUTTON (W/ TAILGATE FLAT WIRE FLAT WIRE FLAT WIRE FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE 89 GRY/BLU WIRE HOT AT ALL TIMES LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW SWITCH NCA WIRE REAR AIR OUTLET SYMBOL ILLUMINATION RED WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW SWITCH TRUNK LID RELEASE BUTTON TRUNK LID RELEASE BUTTON (W/ TRUNK LID RELEASE) W/ AIR OUTLET SYMBOL ILLUMINATION

AC HOUSING, ADAPTIVE DAMPING SYSTEM CONTROL UNIT (IF EQUIPPED) ALARM SIREN (IF EQUIPPED) ANTENNA AMPLIFIER (IF EQUIPPED) BATTERY BATTERY SENSOR BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE COMBUSTION ENGINE, AIR CONDITIONING W/ INTEGRATED CONTROL FAN MOTOR COMPT) FROM FUSE 103 (DIAGRAM 1 OF 1) FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE FRONT FUSE 126 FUSE 116 ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE FUSE 104 FUSE 105 FUSE 106 FUSE 111 FUSE 117 FUSE 129 FUSE 113 FUSE 114 RES RES RES RES RES FUSE FUSE FUSE FUSE FUSE FUSE FUSE 40 RES FUSE 46 FUSE 61 FUSE 64 FUSE 89 FUSE 90 FUSE 100 FUSE FUSE 91 FUSE FUSE GENERATOR GRN WIRE III ANTENNA (W/ DIGITAL AUDIO BROAD CASTING), NOT USED NOT USED QUIESCENT CURRENT CUTOUT RELAY REAR BLOWER MOTOR (W/ THERMOTRONIC) REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK/CARGO AREA) RED WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RES FUSE 107 FUSE 101 FUSE 103 RES FUSE 121 RES FUSE 120 FUSE 119 RES RES FUSE 123 RES FUSE 125 RES FUSE 122 RES FUSE 124 RES FUSE 128 RES RES RES FUSE FUSE FUSE RSS AUS RSS EIN SPECIAL PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT TO FUSE (W/ TAXI) STARTER TAILGATE CONTROL UNIT (W/ AUTOMATIC TAILGATE) TO CIRCUIT 15 RELAY (DIAGRAM 2 OF 5) TO FUSE TO FUSE 108 (DIAGRAM 1 OF 5) TO FUSE 87 (DIAGRAM 2 OF 5) VIO WIRE WHT WIRE YEL WIRE