Mercedes-Benz S-class W221 facelift (2009-2013) (left rear engine compt) front sam control module w/ fuse, relay module Wiring diagrams

14 15 SIG GND 15 16 19 CAN B H CAN B L 23 16 26 18 SIG SIG AUSTEMP + AUSTEMP - 30 DIAG 31 LUEFTER LUEFTER CAN-F L CAN-F H 31 31 CAN B H CAN B L ABS INDICATOR LAMP AIR BAG INDICATOR, WARNING LAMP AUDIBLE TURN SIGNAL INDICATOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE FLUID WARNING LAMP BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE MIL INDICATOR COMPUTER DATA LINES SYSTEM COOLANT LEVEL INDICATOR SWITCH COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP DISPLAY DTR WARNING LAMP ELECTRONIC SPEEDOMETER ENGINE COMPT) ESP WARNING LAMP FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR FUEL LEVEL, RESERVE GAUGE FUEL RESERVE INDICATOR LAMP FUSE FUSE 40 GEAR INDICATOR GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT TURN SIGNAL LAMP INDICATOR LEVEL SENSOR MULTI-FUNCTION DISPLAY NCA WIRE NIGHT VISION ASSIST CIRCUIT ORG/ WIRE ORG/WHT WIRE OUTSIDE TEMPERATURE DISPLAY TEMPERATURE SENSOR PNK/RED WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RELAY MODULE RIGHT TURN SIGNAL LAMP INDICATOR SEAT BELT WARNING LAMP TACHOMETER TIRE PRESSURE MONITOR WARNING LAMP TRANSMISSION MODE DISPLAY WARNING BUZZER YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT WIRE

A/C AIR RECIRCULATION UNIT BATTERY MANAGEMENT SYSTEM CONTROL UNIT BATTERY SENSOR BLK RED/ WIRE BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE CAN I H CAN I L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PYROTECHNICAL SEPARATOR DATA LINK CONNECTOR ELECTRIC REFRIGERANT COMPRESSOR ELECTRIC SUCTION FAN ENGINE, A/C W/ INTEGRATED CONTROL FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 4) FROM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 3 OF 4) FROM LEFT INSTRUMENT PANEL FUSE BOX (DIAGRAM 3 OF 4) FUSE 10 FUSE 3 FUSE 10 FUSE 9 FUSE 36 FUSE 38 FUSE 37 FUSE 29 FUSE 39 FUSE 4 FUSE 3 FUSE 5 FUSE 54 FUSE 6 FUSE 6 FUSE 2 FUSE 7 FUSE 8 FUSE 9 GENERATOR GRN WIRE HEATED WINDSHIELD CONTROL MODULE (W/ SPECIAL PROTECTION) HV- INSTRUMENT CLUSTER NCA WIRE PNK WIRE PNK/GRN WIRE PNK/RED WIRE POWER ELECTRONICS CONTROL UNIT QUIESCENT CURRENT CUTOUT RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE STARTER CIRCUIT 15 RELAY TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM 3 OF 4) TO CIRCUIT TO EIS (EZS) CONTROL UNIT (DIAGRAM 4 OF 4) TO FRONT SAM CONTROL MODULE STARTER W/ FUSE, RELAY MODULE (DIAGRAM 1 OF 4) TO FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 3 OF 4) TO LEFT INSTRUMENT PANEL FUSE BOX (DIAGRAM 3 OF 4) TO REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 2 OF 4) TO REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 3 OF 4) TO RIGHT INSTRUMENT PANEL FUSE BOX (DIAGRAM 2 OF 4) TO SPECIAL PROTECTION VEHICLE ADDITIONAL FUSE HOLDER (DIAGRAM 2 OF 4) UPPER CONTROL PANEL CONTROL UNIT VACUUM PUMP ON-BOARD ELECTRICAL SYSTEM BATTERY RELAY (+) (W/ MILD HYBRID DRIVE) YEL WIRE

ADDITIONAL BATTERY AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER AUDIO TUNER CONTROL UNIT BACKUP BATTERY FUSE BRN WIRE CHASSIS CIRCUIT 87 RELAY COMAND CONTROL UNIT ELECTRIC REFRIGERANT COMPRESSOR ELECTROHYDRAULIC (W/ MILD HYBRID DRIVE) ELECTRIC TO DC/DC CONVERTER CONTROL MODULE (DIAGRAM 1 OF 4) CONTROL UNIT (VGS) ESP MEDIA CONTROL INTERFACE MODULE CONTROL UNIT FROM FUSE 29 (DIAGRAM FUSE 127 FUSE 121 1 FO 4) FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) FUSE 1 FUSE 101 FUSE 103 FUSE 108 FUSE 104 FUSE 107 FUSE 98 FUSE 109 FUSE FUSE 111 FUSE 112 FUSE 113 FUSE 120 FUSE 122 FUSE 123 FUSE 124 FUSE 129 FUSE 128 FUSE 126 FUSE 125 FUSE 20 FUSE 46 FUSE 53 FUSE 48 FUSE 47 FUSE 51 FUSE 49 FUSE 50 FUSE 28 FUSE 31 FUSE 33 FUSE 34 FUSE 32 FUSE 35 FUSE 60 FUSE 92 FUSE 102 FUSE 97 FUSE 96 FUSE 93 FUSE 105 FUSE FUSE 95 FUSE 106 FUSE 110 FUSE 99 HIGH DEFINITION TUNER CONTROL UNIT LEFT REAR MULTICONTOUR BACKREST CONTROL MODULE MEDIA INTERFACE CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL MODULE RCP (HBF) CONTROL MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SPLITVIEW DISPLAY (IF EQUIPPED) COMAND DISPLAY (W/ AUDIO/ COMAND DISPLAY) TO DC/DC CONVERTER CONTROL MODULE (DIAGRAM 1 OF 4) TO EIS (EZS) CONTROL TO FUSE 119 (DIAGRAM 3 FO 4) UNIT (DIAGRAM 4 OF 4) VOICE CONTROL SYSTEM (VCS (SBS)) CONTROL UNIT W/ FUSE, RELAY MODULE W/ REAR A/C

1 OF 4) 12 VOLT CONNECTOR GLOVE COMPARTMENT (IF EQUIPPED) BLK/WHT WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN BH CAN BL CAN-EH CAN-EL CIRCUIT COMPUTER DATA LINES SYSTEM DRIVER NECK-PRO HEAD RESTRAINT SOLENOID EMERGENCY CALL SYSTEM CONTROL UNIT FANFARE HORN RELAY FROM BACKUP BATTERY FUSE (DIAGRAM 3 OF 4) FROM FRONT SAM CONTROL MODULE FUSE, RELAY MODULE (DIAGRAM 1 OF 4) FROM FUSE FROM FUSE 130 (DIAGRAM 2 OF 4) FROM FUSE 39 (DIAGRAM FROM FUSE 40 (DIAGRAM 1 OF 4) FROM FUSE 64 (DIAGRAM 4 OF 4) FUSE FROM RIGHT INSTRUMENT PANEL FUSE BOX (DIAGRAM 2 OF 4) FRONT CIGAR LIGHTER W/ ASHTRAY ILLUMINATION FRONT PASSENGER NECK-PRO HEAD RESTRAINT SOLENOID EIS (EZS) CONTROL UNIT FUEL PUMP CONTROL MODULE, ME-SFI (ME) CONTROL MODULE FUSE FUSE 137 FUSE 138 FUSE 64 FUSE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE INSTRUMENT CLUSTER ISM LEFT FRONT HEADLAMP UNIT MASTER WIPER MOTOR NCA WIRE PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE POWER ELECTRONICS CIRCULATION PUMP RELAY 1 RED WIRE RED/BLK WIRE RED/GRN WIRE RELAY RELAY/ SPARE 1 RELAY (CHANGE OVER CONTACT) RELAY/ SPARE RELAY 1 (CHANGE OVER CONTACT) RESTRAINT SYSTEMS CONTROL UNIT RIGHT FRONT HEADLAMP UNIT SLAVE WIPER MOTOR TO FUSE 61 (DIAGRAM 4 OF 4) TO REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 4 OF 4) VIO WIRE YEL/GRY WIRE YEL/WHT WIRE

1 2 3 4 5 6 CAN-C H CAN-C L NC 87 31 NC 1 2 3 4 5 CAN C L CAN C H AUX-SPLY 30 31 6 3 COMPUTER DATA LINES SYSTEM CAN-A H CAN-A L BLK WIRE BLU WIRE BLU/WHT WIRE BRAKE CTRL SOL VLV (VGS) BRN WIRE BRN/YEL WIRE CAN B L CAN B H CAN C H CAN C L CLUTCH CLUTCH CTRL CTRL SOL VLV SOL VLV (VGS) (VGS) COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM ELECTRIC CONTROL UNIT (VGS) ENGINE FRONT CENTRAL OPERATING UNIT FUSE 28 FUSE 6 COMPARTMENT PREFUSE BOX (RIGHT REAR MRI ENGINE COMPARTMENT) GEAR DISPLAY CAN-F-L CAN-F-H HOT AT ALL TIMES HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED FUSE 32 INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE FOR DIRECT SELECT (TRANSMISSION HOUSING) OUTPUT SPEED SENSOR (VGS) RED WIRE RED/GRN WIRE RED/VIO WIRE SELECTION RANGE SENSOR (VGS) SYSTEM TORQUE CONVERTER LOCKUP CLUTCH CTRL SOL VLV (VGS) TRANSMISSION MODE DISPLAY TRANSMISSION MODES BUTTON TRANSMISSION OIL TEMP SENSOR (VGS) TURBINE INTERNAL SPEED SPEED SENSOR SENSOR (VGS) (VGS) YEL WIRE YEL/RED WIRE YEL/WHT WIRE