Mercedes-Benz R-class W251 facelift (2007-2010) rear sam control module (right rear of cargo area) Wiring diagrams

BLK WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE DRIVER BACKREST ANGLE ADJUSTMENT MOTOR (IN DRIVER'S FRONT SEAT BACK) DRIVER FRONT SEAT HEIGHT ADJUSTMENT MOTOR DRIVER REAR SEAT HEIGHT ADJUSTMENT MOTOR (UNDER DRIVER'S FRONT SEAT) DRIVER SEAT ADJUSTMENT COMFORT RELAY (UNDER DRIVER'S SEAT) DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER' SEAT ADJUSTMENT SWITCH FRONT PASSENGER SEAT ADJUSTMENT COMFORT RELAY FRONT PASSENGER SEAT ADJUSTMENT SWITCH FUSE 27 FUSE 28 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT REAR OF CARGO AREA) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE VOR ZUR HOCH TIEF VOR ZUR HOCH TIEF WHT WIRE

ABS IND. BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRAKE FLUID, PARKING BRAKE WARNING IND BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B L CAN B H COCKPIT COMPUTER DATA LINES SYSTEM ESP BRAKE PRESSURE SENSOR (ON BRAKE MASTER CYLINDER) ESP WARNING LAMP IND FRONT SAM CONTROL UNIT (UNDER RIGHT FRONT SEAT) GRN/BLK WIRE HOT AT ALL TIMES FUSE 11 FUSE BOX (BEHIND RIGHT END OF DASH) INSTRUMENT CLUSTER LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR NCA WIRE PARKING BRAKE INDICATOR SWITCH (ABOVE PARKING BRAKE) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED/BLK WIRE RED/WHT WIRE RIGHT FRONT BRAKE PAD CONTACT SENSOR (ON RIGHT FRONT BRAKE ASSEMBLY) RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR BRAKE PAD CONTACT SENSOR (ON RIGHT REAR BRAKE ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR VIO/WHT WIRE VOLTAGE DISTRIBUTOR CONNECTOR WHT WIRE WHT/BLK WIRE YEL/WHT WIRE

1 2 3 4 CAN B L CAN-B H SIG 10 11 BEL 31 12 13 30 AUF 26 16 CAN-B-L CAN-B-H ATA (EDW) HOOD SWITCH (RIGHT FRONT OF ENGINE COMPT) BLU WIRE BRN WIRE BRN/RED WIRE CAN-B H CAN-B L COMPUTER DATA LINES SYSTEM DOOR CONTACT ON, OFF SWITCH FUSE 40 RELAY BOX (RIGHT REAR OF CARGO AREA) GRN/BLK WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR END DOOR CLOSING OBSTRUCTION SENSOR STRIP (IN LEFT "D" PILLAR) LOAD COMPARTMENT FUSE, MHK NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL MODULE REAR DOOR HYDRAULIC PUMP REAR END DOOR CLOSING CONTROL MODULE (LEFT REAR OF CARGO AREA) REAR END DOOR CLOSING WARNING BUZZER (LEFT SIDE OF TAILGATE) REAR END DOOR OPENING ANGLE RECOGNITION SENSOR REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLU WIRE RIGHT REAR END DOOR CLOSING OBSTRUCTION SENSOR STRIP (IN RIGHT "D" PILLAR) RWT RWTS BUTTON SIG WHT/BLU WIRE

16 26 CAN-B H CAN-B L 2 1 CAN-C L CAN-C H 8 3 RF RE RF LI BACKUP CAMERA VOLTAGE SUPPLY MODULE BATTERY COMPARTMENT PREFUSE BOX (UNDER RIGHT FRONT SEAT) BRN WIRE BRN/RED WIRE CIRCUIT 31 RIGHT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR COMPUTER DATA LINES SYSTEM ELECTRIC CONTROL UNIT (VGS) FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT BACKUP LAMP LEFT TAILLAMP REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RIGHT BACKUP LAMP RIGHT TAILLAMP WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 AUX L SHIELD 1 2 3 4 5 6 7 8 HR+ VR+ VL+ HL+ HR- VR- VL- HL- 1 2 MOST OUT MOST IN 14 13 15 10 GND NF L NF R ANTENNA 30 WAKE UP ANT AUX R + BACKUP CAMERA CIRCUIT SOUND SYSTEMS BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN-B L MUTE CAN-B H 31 ANTENNA CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR 1 COMAND OPERATING, DISPLAY, CONTROL MODULE COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT (IN LEFT REAR FOOTWELL) FM REAR WINDOW ANTENNA AMPLIFIER (LEFT SIDE OF TAILGATE) FUSE 25 GPS GPS ANTENNA SPLITTER (LEFT REAR FOOTWELL) GRN WIRE GRN/BLK WIRE GRY/BLK WIRE HOT AT ALL TIMES INTERFERENCE FILTER 1 (TOP CENTER OF TAILGATE) LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER LEFT REAR DOOR SPEAKER LEFT REAR DOOR TWEETER LEFT REAR FOOTWELL NCA WIRE ORG/ WIRE PNK WIRE REAR AUDIO CONTROL UNIT (IF EQUIPPED) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR DOOR TWEETER ROOF ANTENNA MODULE (CENTER REAR OF ROOF) SIG SOUND SYSTEMS VIO WIRE VIO/BLK WIRE W/ REAR ENTERTAINMENT W/O SOUND SYSTEM WALKMAN SEPARATION POINT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

13 51 AL(+) AL(+) 30 CAN-B H CAN-B L 39 52 TIG_L TIG_R 4 2 30 CAN-B L CAN-B H 4 3 2 1 KI.58 AMBIENT LAMP (W/ INTERIOR PACKAGE) BLK WIRE BLK/BLU WIRE BRN WIRE BRN/RED WIRE CIRCUIT 31 RIGHT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR COMPUTER DATA LINES SYSTEM ENTRANCE, EXIT LAMP FRONT PASSENGER POWER WINDOW SWITCH KI 58 GND KR(+) LEFT FRONT DOOR CONTROL MODULE (IN FRONT OF LEFT FRONT DOOR) LEFT FRONT DOOR ENTRANCE, EXIT LAMP LEFT INTERIOR CL [ZV] SWITCH LEFT REAR INSIDE DOOR HANDLE ILLUMINATION (W/ INTERIOR PACKAGE) NCA WIRE ORG/ WIRE PNK/BLK WIRE REAR END DOOR REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RIGHT FRONT DOOR CONTROL MODULE (IN FRONT OF RIGHT FRONT DOOR) RIGHT FRONT DOOR ENTRANCE, EXIT LAMP RIGHT INTERIOR CL [ZV] SWITCH RIGHT REAR DOOR RIGHT REAR DOOR INSIDE HANDLE ILLUMINATION (W/ INTERIOR PACKAGE) RIGHT TRUNK LAMP RWTL WHT/BLU WIRE

13 12 6 CAN-C H CAN-C L 15 16 26 CAN-B H CAN-B L 3 BREMSL 49 HI LI 7 5 4 3 RWLT AUDIBLE TURN SIGNAL INDICATOR BATTERY COMPARTMENT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM EXTERIOR LAMP SWITCH FUSE FUSE, RELAY BOX (RIGHT REAR OF CARGO AREA) FUSE PREFUSE BOX (UNDER RIGHT FRONT SEAT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD WARNING SWITCH 4 3 5 6 CAN-B L CAN-B H 30 31 HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER KR(+) LEFT REAR END DOOR LICENSE PLATE LAMP LEFT STOP LAMP, TAILLAMP, PARKING LAMP, SIDE MARKER LAMP LEFT TAILLAMP LEFT TURN SIGNAL INDICATOR LAMP LEFT TURN SIGNAL LAMP LIN ORG/ WIRE PNK WIRE PNK/BLK WIRE REAR END DOOR AMBIENT LAMP REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT REAR END DOOR LICENSE PLATE LAMP RIGHT TURN SIGNAL INDICATOR LAMP UPPER CONTROL PANEL MODULE VIO/BLK WIRE

1 2 CAN-B H CAN-B L 17 18 CAN-B H CAN-B L 17 27 16 26 CAN-B H CAN-B L CAN-B H CAN-B L 2 1 CAN-B H CAN-B L 25 9 CAN-B H CAN-B L 3 4 CAN B H CAN B L 36 35 CAN-B H CAN-B L 4 3 CAN-B H CAN-B L 5 3 CAN-B H CAN-B L 7 5 CAN-B H CAN-B L AAC PUSHBUTTON CONTROL MODULE BRN WIRE BRN/RED WIRE COCKPIT VOLTAGE DISTRIBUTOR (CAN) CONNECTOR COMFORT AAC PUSHBUTTON CONTROL MODULE ELECTRONIC COMPASS (IF EQUIPPED) (BEHIND INSTRUMENT CLUSTER) FRONT SAM CONTROL UNIT (UNDER RIGHT FRONT SEAT) KEYLESS GO CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF CARGO AREA) RCP (HBF) CONTROL MODULE REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RIGHT FRONT DOOR CONTROL MODULE (IN FRONT OF RIGHT FRONT DOOR) RIGHT VOLTAGE DISTRIBUTOR (CAN) CONNECTOR UPPER CONTROL PANEL CONTROL MODULE W/ AAC (KLA) W/ COMFORT AAC (K-KLA) WSS CONTROL UNIT (WEIGHT SENSING SYSTEM) (ON RIGHT FRONT SEAT FRAME)

BATTERY BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE FUSE 49 FUSE COMPARTMENT PREFUSE BOX (UNDER RIGHT REAR FOOTWELL) HEATED REAR WINDOW HOT AT ALL TIMES LEFT ANTENNA COIL 1 LEFT ANTENNA COIL 2 LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT REAR OF CARGO AREA) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) REAR WINDOW DEFROSTER RELAY RED WIRE RIGHT ANTENNA COIL

1 2 3 4 5 6 7 8 9 10 49 HI LI PNK WIRE 3.BREMSL 49 HI RE 51 52 AL(+) TIG R 58 LI ANTI-THEFT SYSTEM BATTERY COMPARTMENT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN-B H CAN-B H CAN-B L CAN-B L COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM INTERIOR, EXTERIOR LIGHTS SYSTEMS ENGINE CONTROLS, INSTRUMENT CLUSTER SYSTEMS EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM FUSE 79 FUSE 80 PREFUSE BOX (UNDER RIGHT REAR FOOTWELL) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HORN HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM NAVIGATION SYSTEM KR(+) AL(+) TK NAVIGATION SYSTEM ORG/ WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL MODULE REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RED/WHT WIRE RF LI RF RE RWTL PNK WIRE SEATS SYSTEM T/G TG+R TIG L TG+L TK MHK VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM DOOR LOCKS SYSTEM YEL WIRE YEL/BLK WIRE ZV-T