Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013) electronic ignition switch control unit Wiring diagrams

3 4 CAN B H CAN B L BATTERY SENSOR BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN C H CAN C H CAN C L CAN C L CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM D- D+ DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE (CENTER CONSOLE) FUSE 25 FUSE 5 FUSE 7 ME-SFI (ME) CONTROL MODULE (CENTER REAR OF ENGINE COMPT) ON-BOARD ELECTRICAL SYSTEM BATTERY PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT SIDE SOLID OF TRUNK) STATE RED WIRE RED/BLU WIRE RELAY START ENABLE CLUTCH PEDAL SWITCH (M/T) STARTER STARTER CIRCUIT VIO WIRE VIO/WHT WIRE

2 1 CAN-C H CAN-C L 3 4 CAN B H CAN B L BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE CAN C H CAN C H CAN C L CAN C L CHARGING CIRCUIT CLUTCH PEDAL SWITCH (M/T) COMPUTER DATA LINES SYSTEM CONTROL UNIT) D- D+ ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE (CENTER CONSOLE) ELECTRONIC TRANSMISSION FUSE 25 FUSE 5 FUSE 7 INTELLIGENT SERVO MODULE FOR DIRECT SELECT (TRANSMISSION HOUSING) ME-SFI (ME) CONTROL MODULE (CENTER REAR OF ENGINE COMPT) NCA WIRE REAR SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT SIDE SOLID OF TRUNK) STATE RED/YEL WIRE RELAY STARTER STARTER CIRCUIT STR+ VIO/WHT WIRE WHT WIRE

1 2 3 4 5 6 CAN C H CAN C L 17 18 CAN B L CAN B H 31 CAN C L CAN C H 31 SIG 4 3 CAN B L CAN B H 87 GND AUTOMATIC TRANSMISSION MODE BUTTON AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH (W/ KEYLESS GO SYSTEM) BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN C H CAN C L CLUTCH CONTROL SOLENOID COMPUTER DATA LINES SYSTEM D- D+ DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE (CENTER CONSOLE) ELECTRONIC STEERING LOCK CONTROL MODULE (ON STEERING COLUMN) FULLY SELECTION INTEGRATED RANGE TRANSMISSION SENSOR CONTROL UNIT FUSE GEAR INDICATOR SENSOR GRN WIRE GRY/BLU WIRE HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTERNAL OUTPUT TRANSMISSION SHAFT SPEED RPM RPM SENSOR SENSOR MULTIDISK MULTIDISK BRAKE BRAKE CONTROL CONTROL SOLENOID SOLENOID PRND R/P S (+) R/P S (-) RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE SELECTOR LEVER POSITIONS R, P LOCKING SOLENOID SHIFT GATE SYMBOL ILLUMINATION TIPP (MASSE) TIPP (PLUS) TIPP (-) TIPP (+) TRANSMISSION OIL TEMPERATURE SENSOR TURBINE WHEEL RPM SENSOR WHT WIRE WHT/GRN WIRE WORKING PRESSURE CONTROL SOLENOID VALVE YEL WIRE

1 2 3 4 5 6 CAN C H CAN C L 17 18 CAN B L CAN B H 31 30 P NOT CAN-C H CAN-C L 31 CAN C L CAN C H 31 SIG 4 3 CAN B L CAN B H 87 GND AUTOMATIC TRANSMISSION MODE BUTTON BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN C H CAN C L CAN C L CAN C H 31 CLUTCH CLUTCH CONTROL CONTROL SOLENOID SOLENOID COMPUTER DATA LINES SYSTEM D- D+ DIRECT SELECT INTERFACE DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE (CENTER CONSOLE) ELECTRONIC STEERING LOCK CONTROL MODULE (ON STEERING COLUMN) FULLY SELECTION INTEGRATED RANGE TRANSMISSION SENSOR CONTROL UNIT FUSE GEAR INDICATOR SENSOR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 GRN WIRE GRY/BLU WIRE HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE FOR DIRECT SELECT (TRANSMISSION HOUSING) INTERNAL OUTPUT TRANSMISSION SHAFT SPEED RPM RPM SENSOR SENSOR MULTIDISK MULTIDISK BRAKE BRAKE CONTROL CONTROL SOLENOID SOLENOID ORG/BRN WIRE PRND R/P S (+) R/P S (-) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SELECT LEVER POSITIONS R, P LOCKING SOLENOID SHIFT GATE SYMBOL ILLUMINATION TIPP (MASSE) TIPP (PLUS) TIPP (-) TIPP (+) TRANSMISSION OIL TEMPERATURE SENSOR TURBINE WHEEL RPM SENSOR W/O W/ DIRECT DIRECT SELECT SELECT WHT WIRE WHT/GRN WIRE WORKING CLUTCH PRESSURE CONTROL CONTROL SOLENOID SOLENOID VALVE YEL WIRE

10 2 1 3 4 7 31 CAN E H CAN E L CAN B H CAN B L 18 17 CAN B H CAN B L 2 1 CAN E H CAN E L 30 31 2 3 1 4 (+) LIN 2 9 10 CAN-B H CAN-B L BLK WIRE BLK/GRY WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CAN E H CAN E L COLUMN) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 10 FUSE 13 FUSE 27 FUSE 17 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT AT HOT AT ALL TIMES ALL TIMES HOT W/ CIRCUIT INSTRUMENT CLUSTER LIN 2 NCA WIRE OVERHEAD CONTROL PANEL ELECTRONICS PANORAMIC SLIDING ROOF CONTROL MODULE (FRONT CENTER OF INTERIOR ROOF MODULE) PNK/GRY WIRE RED WIRE RED/BLU WIRE SIG SIG SIG SPRAY NOZZLE HEATER (IF EQUIPPED) SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) STEERING COLUMN MODULE (TOP OF STEERING VIO/YEL WIRE WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER SYSTEM PUMP (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR (REAR OF ENGINE COMPT) WIPER PARK HEATER (IF EQUIPPED) WIPER SWITCH YEL/BLU WIRE

1 2 3 31 30 LIN 2 1 3 CAN E H CAN E L 10 2 1 3 4 7 31 CAN E H CAN E L CAN B H CAN B L 18 17 CAN B H CAN B L 2 1 4 3 CAN E H CAN E L 30 31 2 3 1 4 (+) LIN 2 9 10 CAN-B H CAN-B L BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CAN B L CAN B H COLUMN) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM RAIN/LIGHT SENSOR (BEHIND TOP CENTER OF WINDSHIELD) DRIVER SIDE SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 10 FUSE 13 FUSE 27 FUSE 17 GRN WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT AT HOT AT ALL TIMES ALL TIMES HOT W/ CIRCUIT INSTRUMENT CLUSTER NCA WIRE PANORAMIC SLIDING ROOF CONTROL MODULE (FRONT CENTER OF INTERIOR ROOF MODULE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE SIG SIG SIG SPRAY NOZZLE HEATER (IF EQUIPPED) SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) STEERING COLUMN MODULE (TOP OF STEERING VIO/YEL WIRE W/ DIRECT SELECT W/ POWER GLASS TILTING/ SLIDING SUNROOF W/O DIRECT SELECT W/O POWER GLASS TILTING /SLIDING SUNROOF WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER SYSTEM PUMP (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR (REAR OF ENGINE COMPT) (NEAR LEFT KICK PANEL) WIPER PARK HEATER (IF EQUIPPED) WIPER SWITCH

17 18 CAN B L CAN B H A S DK AIR CONDITIONING SYSTEM BLK WIRE BLK/ GRY WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN BLK/ WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE CAN C H CAN C L COMPUTER DATA LINES SYSTEM COUPE DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) DRIVER SIDE SAM CONTROL MODULE W/FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) E RDS ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE DIAGNOSIS IND LAMP FUEL PRESSURE SENSOR FUEL PUMP (FP) (UNDER RIGHT REAR SEAT, IN FUEL TANK) FUEL PUMP CONTROL UNIT FUSE FUSE 32 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY GRN/PNK WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER IPM LSIK LSHK (+) (+) SV (+) SV ME-SFI (ME) CONTROL MODULE (CENTER REAR OF ENGINE COMPT) NCA WIRE NWG M NWSA 1 NWSE 2 PNK/BLK WIRE PNK/BRN WIRE PNK/RED WIRE PNK/WHT WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO (OR RED) WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SECONDARY AIR INJECTION RELAY SEDAN SEDAN, COUPE SLV THS STARTING/CHARGING SYSTEM VIO WIRE VIO/BLK WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ DIRECT SELECT W/O DIRECT SELECT WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/PNK WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/PNK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE ZUE 1 ZUE 3 ZUE 6 ZUF 8 ZUE 5 ZUE 2 ZUE 3 ZUE 7