Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) electronic ignition switch control unit Wiring diagrams

1 2 3 4 5 6 7 8 9 10 CAN E L CAN E H CAN B H CAN B L DATA 1 2 CAN-C H CAN-C L AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L CAN B H CAN C H CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM DATA ELECTRIC STEERING LOCK CONTROL UNIT ELECTRIC STEERING LOCK CONTROL UNIT (ON STEERING COLUMN) ELECTRONIC IGNITION SWITCH CONTROL UNIT FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT (IN TRANSMISSION) FUSE 19 FUSE 27 FUSE 7 GRN WIRE GRN/WHT WIRE HORNS SYSTEM HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER ME-SFI (ME) CONTROL UNIT ME-SFI (ME) CONTROL UNIT (3.5L: LEFT SIDE OF ENGINE) (4.6L TURBO: TOP CENTER RED WIRE RED/GRN WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STARTING/ CHARGING SYSTEM STR+ VIO WIRE VIO/WHT WIRE W/ KEYLESS GO W/O KEYLESS GO WHT/RED WIRE YEL WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 CAN E L CAN E H CAN B H CAN B L DATA 1 2 CAN-C H CAN-C L AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L CAN B H CAN C H CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM DATA ELECTRIC STEERING LOCK CONTROL UNIT ELECTRIC STEERING LOCK CONTROL UNIT (ON STEERING COLUMN) ELECTRONIC IGNITION SWITCH CONTROL UNIT FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT (IN TRANSMISSION) FUSE 19 FUSE 27 FUSE 7 GRN WIRE GRN/WHT WIRE HORNS SYSTEM HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER ME-SFI (ME) CONTROL UNIT ME-SFI (ME) CONTROL UNIT (3.5L: LEFT SIDE OF ENGINE) (4.6L TURBO: TOP CENTER RED WIRE RED/GRN WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STARTING/ CHARGING SYSTEM STR+ VIO WIRE VIO/WHT WIRE W/ KEYLESS GO W/O KEYLESS GO WHT/RED WIRE YEL WIRE YEL/WHT WIRE

1 2 30 UB 1 2 CAN-C H CAN-C L 12 13 17 18 CAN E L CAN E H CAN B L CAN B H 2.1L TURBO DIESEL 3 4 5 6 7 8 9 10 CAN B H CAN B L DATA 31 TK P NOT 6 EXCEPT 2.1L TURBO DIESEL AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C H CAN C L CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM DATA ELECTRIC STEERING LOCK CONTROL UNIT ELECTRIC STEERING LOCK CONTROL UNIT (ON STEERING COLUMN) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC TRANSMISSION CONTROL UNIT ELECTRONIC TRANSMISSION CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) EXCEPT 2.1L TURBO DIESEL EXCEPT HYBRID FRONT SAM CONTROL MODULE W/FUSE/RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT (IN TRANSMISSION) FUSE 1 FUSE 19 FUSE 25 FUSE 27 FUSE 7 FUSE BOX FUSE FUSE GRN WIRE GRN/BLU WIRE GRN/WHT WIRE HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES FUSE BOX (LEFT END OF DASH) FUSE 1 HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER NCA WIRE OXYGEN SENSOR UPSTREAM OF CATALYTIC CONVERTER P NOT POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STARTING/ CHARGING SYSTEM STR+ VIO WIRE VIO/WHT WIRE W/ DIRECT SELECT W/O DIRECT SELECT WHT WIRE WHT/RED WIRE YEL WIRE

1 2 30 UB 1 2 CAN-C H CAN-C L 12 13 17 18 CAN E L CAN E H CAN B L CAN B H 2.1L TURBO DIESEL 3 4 5 6 7 8 9 10 CAN B H CAN B L DATA 31 TK P NOT 6 EXCEPT 2.1L TURBO DIESEL AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C H CAN C L CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM DATA ELECTRIC STEERING LOCK CONTROL UNIT ELECTRIC STEERING LOCK CONTROL UNIT (ON STEERING COLUMN) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC TRANSMISSION CONTROL UNIT ELECTRONIC TRANSMISSION CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) EXCEPT 2.1L TURBO DIESEL EXCEPT HYBRID FRONT SAM CONTROL MODULE W/FUSE/RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT (IN TRANSMISSION) FUSE 1 FUSE 19 FUSE 25 FUSE 27 FUSE 7 FUSE BOX FUSE FUSE GRN WIRE GRN/BLU WIRE GRN/WHT WIRE HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES FUSE BOX (LEFT END OF DASH) FUSE 1 HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER NCA WIRE OXYGEN SENSOR UPSTREAM OF CATALYTIC CONVERTER P NOT POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STARTING/ CHARGING SYSTEM STR+ VIO WIRE VIO/WHT WIRE W/ DIRECT SELECT W/O DIRECT SELECT WHT WIRE WHT/RED WIRE YEL WIRE

10 9 8 7 6 PNK WIRE 12 11 PNK WIRE 2 3 PNK WIRE 3 2 2 4 PNK WIRE ADAPTIVE DAMPING SYSTEM CONTROL UNIT (IF EQUIPPED) BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CHASSIS GATEWAY CONTROL UNIT (RIGHT FRONT COUPE CONVERTIBLE ELECTRONIC IGNITION SWITCH CONTROL UNIT GRN WIRE GRN/WHT WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED PNK/RED WIRE POWER DISTRIBUTION SYSTEM RADAR SENSORS CONTROL UNIT (RIGHT FRONT UPPER FOOTWELL) REAR SAM CONTROL MODULE W/ RED/BLK WIRE STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) UPPER FOOTWELL)

10 9 8 7 6 PNK WIRE 12 11 PNK WIRE 2 3 PNK WIRE 3 2 2 4 PNK WIRE 360 DEGREE CAMERA CONTROL UNIT (IF EQUIPPED) 4 3 CAN-I H CAN-I L PNK WIRE 40 52 CAN-I H CAN-I L PNK WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN I H CAN I L CHASSIS GATEWAY CONTROL UNIT (RIGHT FRONT COUPE CONVERTIBLE ELECTRONIC IGNITION SWITCH CONTROL UNIT GRN WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED PNK WIRE PNK/RED WIRE PNK/WHT WIRE POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR (CAN I) POWER DISTRIBUTION SYSTEM RADAR SENSORS CONTROL UNIT (RIGHT FRONT UPPER FOOTWELL) REAR SAM CONTROL MODULE W/ RED/BLK WIRE STEREO MULTI-FUNCTION CAMERA UPPER FOOTWELL) YEL WIRE YEL/WHT WIRE

10 9 8 7 6 PNK WIRE 12 11 PNK WIRE 2 3 PNK WIRE 3 2 2 4 PNK WIRE ADAPTIVE DAMPING SYSTEM CONTROL UNIT (IF EQUIPPED) BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CHASSIS GATEWAY CONTROL UNIT (RIGHT FRONT COUPE CONVERTIBLE ELECTRONIC IGNITION SWITCH CONTROL UNIT GRN WIRE GRN/WHT WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED PNK/RED WIRE POWER DISTRIBUTION SYSTEM RADAR SENSORS CONTROL UNIT (RIGHT FRONT UPPER FOOTWELL) REAR SAM CONTROL MODULE W/ RED/BLK WIRE STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) UPPER FOOTWELL)

10 9 8 7 6 PNK WIRE 12 11 PNK WIRE 2 3 PNK WIRE 3 2 2 4 PNK WIRE 360 DEGREE CAMERA CONTROL UNIT (IF EQUIPPED) 4 3 CAN-I H CAN-I L PNK WIRE 40 52 CAN-I H CAN-I L PNK WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN I H CAN I L CHASSIS GATEWAY CONTROL UNIT (RIGHT FRONT COUPE CONVERTIBLE ELECTRONIC IGNITION SWITCH CONTROL UNIT GRN WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED PNK WIRE PNK/RED WIRE PNK/WHT WIRE POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR (CAN I) POWER DISTRIBUTION SYSTEM RADAR SENSORS CONTROL UNIT (RIGHT FRONT UPPER FOOTWELL) REAR SAM CONTROL MODULE W/ RED/BLK WIRE STEREO MULTI-FUNCTION CAMERA UPPER FOOTWELL) YEL WIRE YEL/WHT WIRE

3 4 CAN B H CAN B L BATTERY SENSOR BATTERY SENSOR (ON BATTERY NEGATIVE (-) TERMINAL POST) BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C H CAN C L CAN C L CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM D- D+ ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER CONTROL MODULE ELECTRONIC SELECTOR LEVER CONTROL MODULE (BASE OF SHIFT LEVER ASSEMBLY) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT (IN TRANSMISSION) FUSE 7 HOT W/ CIRCUIT 15 RELAY ENERGIZED ME-SFI (ME) CONTROL MODULE ON-BOARD ELECTRICAL SYSTEM BATTERY POWER DISTRIBUTION SYSTEM RED WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STR+ VIO WIRE VIO/WHT WIRE

1 2 CAN-C H CAN-C L 2 1 CAN-C H CAN-C L 2.1L TURBO DIESEL 3 4 CAN B H CAN B L ALTERNATOR BATTERY SENSOR BATTERY SENSOR (ON BATTERY NEGATIVE (-) TERMINAL POST) BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C H CAN C L CAN C L CDI CONTROL MODULE (2.1L TURBO DIESEL) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM D- D+ ELECTRICAL SYSTEM BATTERY ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER CONTROL MODULE ELECTRONIC SELECTOR LEVER CONTROL MODULE (BASE OF SHIFT LEVER ASSEMBLY) ELECTRONIC TRANSMISSION CONTROL UNIT ELECTRONIC TRANSMISSION CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) EXCEPT 2.1L TURBO DIESEL EXCEPT HYBRID FRONT ELECTRICAL PREFUSE BOX FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT (IN TRANSMISSION) FUSE 159 FUSE 25 FUSE 7 HOT W/ CIRCUIT 15 RELAY ENERGIZED INTELLIGENT SERVO MODULE FOR DIRECT SELECT INTELLIGENT SERVO MODULE FOR DIRECT SELECT (BOTTOM OF TRANSMISSION HOUSING) ME-SFI (ME) CONTROL MODULE NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY OXYGEN SENSOR UPSTREAM OF CATALYTIC CONVERTER POWER DISTRIBUTION SYSTEM PYTFUSE 150 REAR ON BOARD REAR ON-BOARD ELECTRICAL SYSTEM BATTERY RED WIRE RED/YEL WIRE RELAY STARTER STARTER CIRCUIT STARTER CIRCUIT 50 RELAY STR+ TERMINAL BLOCK (CIRCUIT 30) VIO WIRE VIO/WHT WIRE VOLTAGE DIP LIMITER VOLTAGE DIP LIMITER (2.1L TURBO DIESEL LATE PRODUCTION) WHT WIRE