Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013) computer data lines system Wiring diagrams

BLU WIRE BRN WIRE CAN-E L CAN-E H 30 31 COMPUTER DATA LINES SYSTEM FUSE 50 FUSE 51 GRN WIRE GRN/WHT WIRE LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR (ON LEFT FRONT "B" PILLAR) LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR ACTUATOR MOTOR REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/WHT WIRE RED/YEL WIRE RELAY 2 ENERGIZED RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR ACTUATOR MOTOR

1 2 CAN B L CAN B H 12 31 6 5 31 31 RTN LINE GSS, FA 4 12 13 17 18 30 CAN E L CAN E H CAN B L CAN B H 5 4 31 SIG BBV HL BBV HR BFS BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) 81 74 75 30 CAN E L CAN E H BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM COUPE COUPE, SEDAN FUSE 15 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT W/ QUIESCENT CUT OUT RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL MODULE (IN DRIVER'S DOOR) MULTI-FUNCTION DISPLAY NCA WIRE PARKING BRAKE INDICATOR SWITCH (ON PARKING BRAKE ASSEMBLY) RED/BRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SEAT BELT WARNING LAMP SEDAN SERVICE BRAKE IND LAMP SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (FRONT OF CENTER CONTROL MODULE) SUPPLEMENTAL RESTRAINTS SYSTEM TIRE PRESSURE MONITOR WARNING LAMP (IF EQUIPPED) WARNING BUZZER YEL WIRE YEL/RED WIRE

13 12 CAN E H CAN E L BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/VIO WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM CONTROL UNIT) DRIVER AIR BAG SQUIB 1 (IN STEERING WHEEL) DRIVER AIR BAG SQUIB 2 (IN STEERING WHEEL) FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) FRONT PASSENGER SEAT OCCUPIED RECOGNITION (W/ SEAT BELT REMINDER WARNING) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE INSTRUMENT CLUSTER LEFT FRONT DOOR PRESSURE SENSOR PNK/WHT WIRE RED/BRN WIRE RIGHT FRONT DOOR PRESSURE SENSOR STEERING COLUMN MODULE (TOP OF STEERING COLUMN) SUPPLEMENTAL RESTRAINT SYSTEM SUPPLEMENTAL RESTRAINT SYSTEM IND LAMP VIO WIRE VIO/GRN WIRE YEL WIRE

BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/VIO WIRE BRN/YEL WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE LEFT FRONT DOOR PRESSURE SENSOR NCA WIRE PNK/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT DOOR PRESSURE SENSOR STEERING COLUMN MODULE (TOP OF STEERING COLUMN) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/VIO WIRE YEL WIRE

BRN WIRE BRN/RED WIRE CAN B H CAN B H CAN E H CAN B L CAN E L CAN B L COMPUTER DATA LINES SYSTEM COUPE, SEDAN DRIVER SIDE SAM CONTROL MODULE FUSE 28 W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT TIRE PRESSURE SENSOR (LEFT FRONT WHEEL/TIRE ASSEMBLY) LEFT REAR TIRE PRESSURE SENSOR (LEFT REAR WHEEL/TIRE ASSEMBLY) RED/GRN WIRE RED/YEL WIRE RIGHT FRONT TIRE PRESSURE SENSOR (RIGHT FRONT WHEEL/TIRE ASSEMBLY) RIGHT REAR TIRE PRESSURE SENSOR (RIGHT REAR WHEEL/TIRE ASSEMBLY) SEDAN SEDAN, COUPE TIRE PRESSURE MONITOR (TPM) CONTROL UNIT (LEFT REAR OF TRUNK) TIRE PRESSURE MONITOR WARNING LAMP

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

1-2, 4-5 GEAR SHIFT SOLENOID VALVE 2-3 GEAR SHIFT SOLENOID VALVE 3-4 GEAR SHIFT SOLENOID VALVE AUTOMATIC TRANSMISSION ELECTRIC CONTROLLER UNIT BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC TRANSMISSION CONTROL CONTROL UNIT FUSE 88 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED ISM MODULATING PRESSURE CONTROL SOLENOID VALVE PINS: 1 TO 28 NOT USED 29 30 PNK WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED/BLU WIRE RED/WHT WIRE RPM SENSOR 2 RV RV (+) CAN-L CAN-H SHIFT PRESSURE CONTROL SOLENOID VALVE STARTER LOCKOUT CONTACT TORQUE CONVERTER LOCK UP CLUTCH CONTROL SOLENOID VALVE TRANSMISSION OIL TEMPERATURE SENSOR RPM SENSOR 3 WHT WIRE YEL WIRE

4 2 1 31 CAN B H CAN B L BLK/PNK WIRE BLK/WHT WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN B L CAN B H COMPUTER DATA LINES SYSTEM COUPE DRIVER SIDE SAM CONTROL MODULE FUSE 2 W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 61 GRY WIRE GRY/BLU WIRE GRY/PNK WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT DOOR CONTROL MODULE (IN DRIVER'S DOOR) NCA WIRE OPERATION SWITCH (CENTER OF TRUNK LID) ORG/ WIRE ORG/GRN WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF OF TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SEDAN SEDAN, COUPE SIG SIG GND TRUNK CLOSING) TRUNK LID CENTRAL LOCKING MOTOR TRUNK LID CONTACT SWITCH (IF EQUIPPED) (CENTER REAR OF TRUNK LID) TRUNK LID CONTROL DRIVE UNIT TRUNK LID CONTROL ELECTRIC MOTOR TRUNK LID CONTROL POSITION SENSOR TRUNK LID CONTROL UNIT (SEDAN) TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID EXTERNAL TRUNK LID KEYLESS GO BUTTON (COUPE W/ KEYLESS GO) TRUNK LID LOCKING ELEMENT TRUNK LID LOCKING ELEMENT (SEDAN W/O REMOTE VIO WIRE VIO/GRN WIRE YEL WIRE YEL/GRN WIRE ZV MOT (OR HFE) ZV-MOT +

3 2 1 PNK WIRE 30 SIG GND 30 SIG GND 31 BELT TENSION SENSOR BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE GRY WIRE NCA WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE SEAT OCCUPIED RECOGNITION PRESSURE SENSOR WHT WIRE WSS CONTROL UNIT (WEIGHT SENSING SYSTEM) (UNDER RIGHT FRONT SEAT)