Volvo XC90 I (2002-2006) central electronic module (cem) Wiring diagrams

AIR QUALITY SENSOR (AT RIGHT SIDE OF PLENUM) BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CENTRAL ELECTRONIC MODULE (CEM) CLIMATE CONTROL SYSTEM RELAY COMPUTER DATA LINES SYSTEM DEFROSTER DAMPER MOTOR (NEAR CENTER OF HVAC HOUSING) ELECTROMAGNITIC CLUTCH (CLIMATE CONTROL SYSTEM) (RIGHT FRONT OF ENGINE) ELECTRONIC CLIMATE CONTROL (ECC) MODULE FUSE GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER COMPARTMENT FUSE BOX (AT LEFT END OF DASH) HOT W/ ENGINE MANAGEMENT SYSTEM MAIN RELAY ENERGIZED NCA WIRE RECIRCULATION DAMPER MOTOR (ON LOWER RIGHT SIDE OF HVAC HOUSING) RED WIRE SOLID STATE VENTILATION/FLOOR DAMPER MOTOR (NEAR CENTER OF HVAC HOUSING) VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

ANTI-THEFT SYSTEM BLU WIRE BLU/RED WIRE BODY COMPUTER SYSTEM (REAR ELECTRONIC BRN/WHT WIRE CENTRAL ELECTRONIC MODULE (CEM) COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM ENGINE CONTROLS SYSTEM GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES IGNITION SWITCH KEY IN LOCK ON OFF 50 7 ON LOCK OFF PNK WIRE RED WIRE RED/WHT WIRE SEATS SYSTEM STARTING/ CHARGING SYSTEM TO FUEL PUMP RELAY (DIAGRAM 2 OF 2) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM YEL WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM AUTOMATIC TRANSMISSION BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE CENTRAL ELECTRONIC MODULE (CEM) COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LIGHTS RELAY DOOR LOCKS SYSTEM ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM FROM CENTRAL ELECTRONIC MODULE (CEM) (DIAGRAM 1 OF 2) FRONT FOGLIGHT RELAY FUEL LEAKAGE CONTROL RELAY FUEL PUMP RELAY FUSE GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH BEAM RELAY HOT AT ALL TIMES PASSENGER COMPARTMENT FUSE BOX (AT LEFT END OF DASH) FUSE INFOTAINMENT RELAY LEFT REAR POWER WINDOW DOWN RELAY LEFT REAR POWER WINDOW UP RELAY LEFT TURN SIGNAL SHUNT LOW BEAM SHUNT LOW BEAM/BI-XENON RELAY PNK PNK WIRE PNK WIRE POSITION/PARKING LIGHT RELAY POWER WINDOWS SYSTEM REAR DOORS POWER WINDOW CHILDLOCK RELAY RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR POWER WINDOW DOWN RELAY RIGHT REAR POWER WINDOW UP RELAY RIGHT TURN SIGNAL SHUNT SHIFT INTERLOCK SYSTEM SOUND SYSTEM SUPPLEMENTAL RESTRAINT SYSTEM TRANSMISSIONS SYSTEM VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

15 11 SOLID STATE 21 3 5 PNK SOLID STATE WIRE 8 7 SOLID STATE A/T ACCESSORY ELECTRONIC MODULE (AEM) (AT RIGHT REAR CORNER OF CARGO COMPARTMENT) ALARM SIREN (AT INSIDE FRONT OF FRONT RIGHT WHEELWELL) BRAKE CONTROL MODULE (BCM) (AT LEFT REAR CORNER OF ENGINE COMPARTMENT) BRN WIRE CARGO COMPT RELAY/FUSE BOX) CENTRAL ELECTRONIC MODULE (CEM) CLIMATE CONTROL MODULE COMBINED INSTRUMENT PANEL (DIM) COMBUSTION PREHEATER (CPM) MODULE DATA LINK CONNECTOR (DLC) (BELOW LEFT SIDE OF DASH) DIFFERENTIAL ELECTRONIC MODULE (DEM) (AT REAR DIFFERENTIAL) FUSE GRN WIRE GRN/ WHT WIRE GRN/WHT WIRE HOT AT ALL TIMES INCLINATION SENSOR (ISM) MODULE (LEFT REAR CORNER OF CARGO COMPARTMENT) INFOTAINMENT CONTROL MODULE LEFT FRONT DOOR CONTROL MODULE (DDM/PDM) LIGHTING SWITCH MODULE (LSM) M/T M/T A/T NCA WIRE PARKING ASSISTANCE MODULE (AT LEFT REAR CORNER OF CARGO COMPARTMENT) PASSENGER COMPARTMENT FUSE BOX (AT LEFT END OF DASH) PHONE MODULE PNK SOLID STATE WIRE PNK WIRE POWER DRIVER SEAT MODULE (PSM) (UNDER DRIVER'S SEAT) REAR ELECTRONIC MODULE (REM) (AT LEFT REAR CORNER OF CARGO COMPT, ON RED WIRE RIGHT FRONT DOOR CONTROL MODULE (DDM/PDM) SOLID STATE STEERING ANGLE SENSOR MODULE (ON SIDE OF PASSENGER COMPARTMENT RELAY BOX) STEERING WHEEL MODULE (SWM) SUN ROOF CONTROL MODULE (SRM) (FORWARD OF SUN ROOF OPENING) UPPER ELECTRONIC MODULE (UEM) (ABOVE CENTER OF WINDSHIELD) WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BRAKE CONTROL MODULE (AT LEFT REAR CORNER OF ENGINE COMPT) BRN WIRE CENTRAL ELECTRONIC MODULE (CEM) COMBINED INSTRUMENT PANEL (DIM) COMPUTER DATA LINES SYSTEM ELECTRONIC POWER STEERING CONTROL MODULE (LEFT CENTER OF DASH) FUSE GRN WIRE HOT AT ALL TIMES HOT WITH OVERLOAD RELAY 15 FEED ENERGIZED NCA WIRE PASSENGER COMPARTMENT RELAY/FUSE BOX (AT LEFT END OF DASH) RED WIRE SPEED DEPENDENT POWER STEERING VALVE WHT WIRE YEL WIRE

15-FEED OVERLOAD RELAY ACCELERATOR PEDAL SENSOR ACCESSORY ELECTRONIC MODULE (AEM) AIR PREHEATING PTC RESISTOR ALARM SIREN (SCM) ANTENNA RING/ IGNITION SWITCH LIGHTING AUDIO MODULE AUTOMATIC TRANSMISSION AUXILIARY BRAKE LIGHT AUXILIARY HEATER AUXILIARY HEATER FUEL PUMP BASS SPEAKER SYSTEM RELAY BATTERY BLK WIRE BRAKE CONTROL MODULE BRAKE FLUID LEVEL SENSOR BRN WIRE BRN/BLK WIRE CAPACITOR CARGO COMPARTMENT CD CONTROL CEILING LIGHT SWITCH UNIT CENTRAL ELECTRONIC MODULE (CEM) CLIMATE CONTROL MODULE COMBINED INSTRUMENT PANEL COMBUSTION PREHEAT MODULE (CPM) COOLANT LEVEL SENSOR COOLING FAN CONTROL MODULE DATA LINK CONNECTOR DIFFERENTIAL ELECTRONIC MODULE DOME LIGHT CONTROL MODULE DRIVER INFORMATION MODULE DRIVER POWER SEAT MODULE (PSM) ELECTRONIC POWER STEERING CONTROL MODULE ELECTRONIC THROTTLE MODULE (ETM) ENGINE CONTROL MODULE FAN CONTROL MODULE FEED PUMP EJECTORS FRONT FRONT MASS MOVEMENT SENSOR FUEL LEAKAGE CONTROL RELAY FUEL PUMP FUEL PUMP CONTROL MODULE GEAR SELECTOR MODULE GLOVE COMPT LIGHT LEFT FRONT COURTESY LIGHT HAZARD WARNING FLASHER SWITCH HEADLIGHTS HIGH PRESSURE WASH HEATED REAR WINDOW HOOD ALARM CONTACT HORNS 1, 2 IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 INCLINATION SENSOR MODULE (ISM) INFOTAINMENT CONTROL MODULE INTERMITTENT WINDSHIELD WIPER RELAY LEFT FRONT DOOR CONTROL MODULE (DDM) LEFT FRONT DOOR DIRECTIONAL INDICATOR LEFT FRONT FOGLIGHT LEFT FRONT LAMP HOUSING LEFT HEADLAMP LEVEL ADJUSTMENT MOTOR LEFT INFLATABLE CURTAIN IGNITER SHIELD LEFT REAR DOOR DEADLOCK RELAY LEFT REAR DOOR LOCK UNIT LEFT REAR POWER WINDOW SWITCH LEFT SEAT HEATER LEFT TAIL LIGHT LAMP HOUSING LEFT VANITY MIRROR LIGHTING LICENSE PLATE LIGHT LIGHT SWITCH MODULE MP CONTROL MULTIMEDIA MODULE OUTLET PARKING ASSISTANCE MODULE PASSENGER POWER SEAT MODULE PHONE MODULE RAIN SENSOR MODULE REAR REAR CLIMATE CONTROL SYSTEM REAR ELECTRONIC MODULE (REM) REAR MASS MOVEMENT SENSOR REAR READING LAMP REAR WINDOW WASHER MOTOR RELAY REAR WINDOW WASHER PUMP REAR WINDOW WIPER MOTOR REVERSING LIGHT CONTACT, RIGHT FRONT COURTESY LIGHT RIGHT FRONT DOOR CONTROL MODULE (PDM) RIGHT FRONT DOOR DIRECTIONAL INDICATOR RIGHT FRONT FOG LIGHT RIGHT FRONT LAMP HOUSING RIGHT HEADLIGHT LEVEL ADJUSTMENT MOTOR RIGHT REAR DOOR LOCK UNIT RIGHT REAR POWER WINDOW SWITCH RIGHT SEAT HEATER RIGHT REAR DOOR DEADLOCK RELAY RIGHT TAIL LIGHT LAMP HOUSING RIGHT VANITY MIRROR LIGHTING ROAD TRAFFIC INFORMATION RTI DISPLAY SHIFT LOCK SOLENOID STEERING ANGLE SENSOR MODULE STEERING WHEEL MODULE SUBWOOFER MODULE BASS SPEAKER SUN ROOF CONTROL MODULE SUNROOF CONTROL MODULE SUSPENSION MODULE THIRD ROW SEAT READING LIGHT TOWING BRACKET WIRING TRANSMISSION CONTROL MODULE (TCM) TRUNK LID LOCK UNIT UPPER ELECTRONIC MODULE (UEM) VACUUM PUMP WASHER FLUID LEVEL SENSOR WINDSHIELD WASHER MOTOR RELAY WINDSHIELD WASHER PUMP WINDSHIELD WIPER MOTOR X-FEED OVERLOAD RELAY

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CARGO COMPARTMENT RELAY/FUSE BOX (AT LEFT SIDE OF CARGO COMPT) CENTRAL ELECTRONIC MODULE (CEM) COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LIGHT RELAY (IN PASSENGER COMPT RELAY BOX) DRIVER INFORMATION MODULE DRL FOGLIGHT SHUNT FOGLIGHT TRAILER RELAY FRONT FOGLIGHT RELAY (IN PASSENGER COMPT RELAY BOX) FUSE FUSE (AT LEFT END OF DASH) FUSE FUSE GDL GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT FOGLIGHT LEFT FRONT LAMP HOUSING LEFT TAILLIGHT HOUSING FOG- LIGHT LIGHT SWITCH MODULE LOW BEAM RELAY (IN PASSENGER COMPT RELAY BOX) LOW BEAM SHUNT MAIN GDL MAIN NCA WIRE PASSENGER COMPARTMENT FUSE BOX PASSENGER COMPARTMENT FUSE BOX (AT LEFT END OF DASH) PNK PNK WIRE PNK WIRE REAR FOGLIGHT RELAY RED WIRE RED/WHT WIRE RELAY/FUSE BOX) RIGHT FRONT FOGLIGHT RIGHT FRONT LAMP HOUSING RIGHT TAILLIGHT HOUSING FOG- LIGHT STEERING WHEEL MODULE TOW HITCH CONNECTOR WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CARGO COMPARTMENT RELAY/FUSE BOX (AT LEFT SIDE OF CARGO COMPT) CENTRAL ELECTRONIC MODULE (CEM) COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LIGHT RELAY (IN PASSENGER COMPT RELAY BOX) DRIVER INFORMATION MODULE DRL FOGLIGHT SHUNT FOGLIGHT TRAILER RELAY FRONT FOGLIGHT RELAY (IN PASSENGER COMPT RELAY BOX) FUSE FUSE (AT LEFT END OF DASH) FUSE FUSE GDL GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT FOGLIGHT LEFT FRONT LAMP HOUSING LEFT TAILLIGHT HOUSING FOG- LIGHT LIGHT SWITCH MODULE LOW BEAM RELAY (IN PASSENGER COMPT RELAY BOX) LOW BEAM SHUNT MAIN GDL MAIN NCA WIRE PASSENGER COMPARTMENT FUSE BOX PASSENGER COMPARTMENT FUSE BOX (AT LEFT END OF DASH) PNK PNK WIRE PNK WIRE REAR FOGLIGHT RELAY RED WIRE RED/WHT WIRE RELAY/FUSE BOX) RIGHT FRONT FOGLIGHT RIGHT FRONT LAMP HOUSING RIGHT TAILLIGHT HOUSING FOG- LIGHT STEERING WHEEL MODULE TOW HITCH CONNECTOR WHT WIRE YEL WIRE

BLK WIRE BRN WIRE CENTRAL ELECTRONIC MODULE (CEM) COMPUTER DATA LINES SYSTEM CONTACT REEL ENGINE COMPARTMENT RELAY/FUSE BOX FUSE GRN WIRE GRY WIRE HORN 1 (FRONT OF ENGINE COMPT) HORN 1 (FRONT OF ENGINE COMPT) HORN 2 (FRONT OF ENGINE COMPT) HORN SWITCH HOT AT ALL TIMES NCA WIRE RED/BLK WIRE STEERING WHEEL MODULE WHT WIRE YEL WIRE