Mercedes-Benz S-class W221 facelift (2009-2013) dtr distance potentiometer (if equipped) Wiring diagrams

1 2 3 4 VIDEO P VIDEO P GND VIDEO N VIDEO N GND 10 11 9 8 CAN-E H CAN-E L 30 31 15 CAN-E H CAN-E L 2 41 54 10 37 50 11 23 2 41 54 10 37 50 11 23 GND CAN-E H CAN-E L 5.5L 3.5L 75 74 88 43 64 39 77 78 64 42 87 15 AT DCM AT DCP ACCEL SET/ ACCELERATOR PEDAL SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H H CAN H L CAN-S-H CAN-S-L 31 COMPUTER DATA LINES SYSTEM CONTROL CONTACT CRUISE CONTROL SWITCH DECEL/ SET DTR DISTANCE POTENTIOMETER (IF EQUIPPED) FRONT BUMPER LEFT INNER RADAR SENSOR FRONT BUMPER RIGHT INNER RADAR SENSOR FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR FOOTWELL ME-SFI (ME) CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) MR IPM MULTI-FUNCTION CAMERA (W/ SPEED LIMIT ASSIST) (FRONT CENTER OF ROOF) OFF ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/BLU WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE PNK/YEL WIRE PWG+ (-) RADAR SENSORS CONTROL UNIT (SGR) (RIGHT TRUNK) REAR BUMPER LEFT OUTER RADAR SENSOR REAR BUMPER RIGHT OUTER RADAR SENSOR REAR PTS WARNING DISPLAY (W/ CITY ASSIST) RED WIRE RED/BLK WIRE RED/WHT WIRE RESUME FROM MEMORY THROTTLE VALVE ACTUATOR (ON THROTTLE BODY ASSEMBLY) VIO WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ DISTRONIC PLUS W/ MULTI FUNCTION CAMERA W/O MULTI FUNCTION CAMERA WHT WIRE YEL WIRE

1 2 NTC + NTC - 1 3 1 3 GND LSP- LSP+ GND 31 30 CAN-E H CAN-E L ALDW - BACK, SBS OFF BUTTON BEAM SWITCH BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CONTROL CONTACT SWITCH CRUISE CONTROL SWITCH DECELERATE, SET SWITCH RESUME FROM MEMORY SWITCH ACCELERATE, SET SWITCH DTR DISTANCE POTENTIOMETER (IF EQUIPPED) FANFARE HORNS PUSHBUTTON FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) GEAR SELECTOR SWITCH DIRECT SELECT GRN WIRE GRN/WHT WIRE HEATER COIL TEMPERATURE SENSOR HOT AT ALL TIMES FUSE LEFT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP LEFT, RIGHT TURN SIGNAL SWITCH HEAD LAMP FLASHER/HIGH BEAM SWITCH LOW MUTE BUTTON NCA WIRE NTC- OFF SWITCH OK BUTTON PNK/BLU WIRE RED WIRE RED/BLK WIRE RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP SCROLL FORWARD/ BACK PUSHBUTTON STEERING COLUMN ADJUSTMENT SWITCH STEERING COLUMN MODULE (TOP OF STEERING COLUMN) STEERING LOCK SWITCH STEERING WHEEL ELECTRONICS STEERING WHEEL GEAR SHIFTER (+) (IF EQUIPPED) STEERING WHEEL VIBRATION MOTOR (W/ AUTOMATIC LANE RECOGNITION) SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM SELECTION PUSHBUTTON VCS (SBS) ON BUTTON VIO WIRE VIO/GRN WIRE WHT WIRE WINDSHIELD WASHER SYSTEM SWITCH WIPE SWITCH YEL WIRE