High/low bus circuit for Mercedes-Benz R-class W251 facelift (2007-2010)

1 2 3 CAN-C H CAN-C L 1 2 CAN-C H CAN-C L 10 11 CAN-C H CAN-C L 10 9 7 8 CAN-B H CAN-B L CAN-C L CAN-C H 11 15 CAN-C H CAN-C L 14 4 CAN-C H CAN-C L 18 17 13 12 CAN-B H CAN-B L CAN-C H CAN-C L 18 17 CAN-C H CAN-C L 2 1 CAN-C H CAN-C L 3.5L 4 3 5 6 CAN-B H CAN-B L CAN-C H CAN-C L 41 54 CAN-C H CAN-C L 5.0L, 5.5L 51 52 CAN-C H CAN-C L AIRMATIC W/ADS CONTROL UNIT (RIGHT FRONT FOOTWELL) BRN WIRE BRN/RED WIRE CAN C H CAN C H CAN C L CAN C L CDI CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) CENTRAL GATEWAY CONTROL MODULE (IN LEFT FRONT FOOTWELL) EIS (EZS) CONTROL UNIT ELECTRONIC CONTROL UNIT (VGS) ESP CONTROL MODULE (RIGHT FRONT CORNER OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE (W/ XENON) (IN RIGHT FRONT FOOTWELL) INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE (DIRECT SELECT) (LEFT REAR OF TRANSMISSION HOUSING) ME-SFI CONTROL UNIT (TOP CENTER OF ENGINE) PASSENGER-SIDE VOLTAGE DISTRIBUTOR (CAN C) CONNECTOR REAR AXLE LEVEL CONTROL SYSTEM CONTROL MODULE (IN RIGHT FRONT FOOTWELL) RESTRAINTS SYSTEMS CONTROL MODULE (UNDER CENTER CONSOLE) STEERING COLUMN MODULE (TOP OF STEERING COLUMN) W/ LEVEL CONTROL

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)

1 2 CAN B L CAN B H 1 2 CAN-B H CAN-B L 10 9 2 1 CAN-B H CAN-B L 11 9 11 9 CAN-B H CAN-B L 4 2 CAN-B H CAN-B L 5 6 3 13 CAN-B H CAN-B L 6 5 CAN-B H CAN-B L 7 5 CAN-B H CAN-B L BRN WIRE BRN/RED WIRE COMAND OPERATING, DISPLAY, CONTROL MODULE DVD PLAYER EARLY PRODUCTION LATE PRODUCTION HS (SIH), SEAT VENTILATION, STEERING WHEEL HEATER CONTROL UNIT (UNDER LEFT SEAT LEFT FRONT DOOR CONTROL MODULE (IN FRONT OF LEFT FRONT DOOR) OVERHEAD CONTROL PANEL MODULE PNEUMATIC PUMP (W/ DYNAMIC SEAT CONTROL) PTS CONTROL MODULE (IF EQUIPPED) (UNDER DRIVER'S SEAT) REAR END DOOR CLOSING CONTROL MODULE (IF EQUIPPED) (LEFT REAR OF CARGO AREA) TPM CONTROL MODULE (IF EQUIPPED) (RIGHT REAR OF CARGO AREA) VOLTAGE DISTRIBUTOR (CAN C) CONNECTOR