Contents Wiring diagrams Section: Electrical Component Locations All sections

Electrical Component Locator: Other Volvo V90 I

BUZZERS, RELAYS & TIMERS

ComponentComponent Location
A/C RelayIn engine compartment relay/fuse box. (Схема №3)
Auto Down Power Window RelayIn driver's door.
Car Alarm Relay (W/O Immobilizer)On passenger compartment central relay module. (Схема №5)
Central Locking/Delayed Interior Lighting RelayOn passenger compartment central relay module. (Схема №5)
Driver Door RelayOn passenger compartment central relay module. (Схема №5)
Engine Coolant Fan (FC) RelayIn right front corner of engine compartment. (Схема №1)
Exhaust Temperature Switch RelayOn passenger compartment central relay module. (Схема №5)
Front Foglights RelayIn engine compartment relay/fuse box. (Схема №3)
Fuel Pump RelayIn passenger compartment fuse box. (Схема №4)
Fuel System Main RelayIn engine compartment relay/fuse box. (Схема №3)
Hazard Flasher RelayBehind Flasher Switch. (Схема №6)and (Схема №7).
Horn RelayIn engine compartment relay/fuse box. (Схема №3)
Ignition Coil RelayIn engine compartment relay/fuse box. (Схема №3)
Intermittent Wiper Relay (Front)On passenger central relay module. (Схема №5)
Intermittent Wiper Relay (Rear)Behind left rear wheelwell under carpet.
Main Headlight Relay (W/ Bulb Failure Warning Sensor)Behind dash, left of steering column.
Marker/Parking Lights RelayIn engine compartment relay/fuse box. (Схема №3)
Overload Relays (2)In passenger compartment fuse box. (Схема №4)
Pulsed Secondary Air Injection System (PAIR) Pump RelayIn engine compartment relay/fuse box. (Схема №3)
Rear Window & Door Mirror Heating RelayOn passenger compartment central relay module. (Схема №5)
Remote Control Central Locking Relay (W/ Immobilizer)On passenger compartment central relay module. (Схема №5)
Seat Belt Reminder/Key Warning RelayOn passenger compartment central relay module. (Схема №5)
Starter Motor RelayIn engine compartment relay/fuse box. (Схема №3)
Turn Signal Flasher RelayBehind Flasher Switch. (Схема №6)and (Схема №7).

BUZZERS, RELAYS & TIMERS

CIRCUIT PROTECTION DEVICES

ComponentComponent Location
Circuit Breaker No. 1On passenger compartment fuse box. (Схема №4)
Circuit Breaker No. 2On passenger compartment fuse box. (Схема №4)
Engine Compartment Relay/Fuse BoxOn left side of engine compartment. (Схема №1)
Main Fuse BoxOn right side of engine compartment, near battery. (Схема №1)
Passenger Compartment Central Relay ModuleNear front of center console.
Passenger Compartment Fuse BoxOn left end of dash.

CIRCUIT PROTECTION DEVICES

CONTROL UNITS

ComponentComponent Location
ABS Control ModuleBehind right side of dash.
ABS ModulatorOn right side of engine compartment, behind main fuse box.
Blower Fan Motor Control ModuleBehind right side of dash, near blower motor.
Cruise Control ModuleOn passenger compartment central relay module. (Схема №5)
ECC Climate Control ModuleIntegrated with A/C control panel.
Electronic Park/Neutral Position (PNP) Switch Control ModuleUnder left side of dash.
Engine Control Module (ECM)Behind left side of dash.
Ignition Discharge Module (IDM) (2)On side of intake manifold, near throttle position sensor. (Схема №2)
Power Memory Seat Control ModuleUnder driver's seat.
Transmission Control ModuleBehind left side of dash.

CONTROL UNITS

MOTORS

ComponentComponent Location
Blower Fan MotorUnder right side of dash, on HVAC housing.
Cruise Control Vacuum PumpIn engine compartment, in front of left shock tower.
Fuel PumpIn fuel tank.
Headlight Wiper Motor (Left/Right)Behind respective headlight.
Mixing Shutter Servo MotorBehind right side of dash, on HVAC housing.
Power Antenna (Sedan)At left side of trunk.
Pulsed Secondary Air Injection System (PAIR) PumpAt right front side of engine compartment. (Схема №1)
Sun Roof MotorAbove headliner, in front of sun roof.
Tailgate Wiper MotorOn tailgate.
Washer Motor (Front)At left front corner of engine compartment.
Washer Motor (Rear)At left front corner of engine compartment.
Windshield Wiper MotorIn engine compartment, on center of firewall.

MOTORS

SENDING UNITS & SENSORS

ComponentComponent Location
ABS Sensor (Front) (2)On each front wheel hub.
AccelerometerIn engine compartment, near left shock tower.
A/C Linear Pressure SensorIn engine compartment, on bottom right front side of condenser. (Схема №1)
Brake Fluid Level SensorIn brake master cylinder reservoir.
Bulb Failure Warning Sensor (Rear)On left side of luggage compartment, behind wheelwell.
Cabin Temperature SensorIn ceiling console.
Camshaft Position (CMP) SensorOn rear of cylinder head. (Схема №2)
Catalytic Converter ThermocoupleIn catalytic converter.
Coolant Temperature Sensor (ECC)In heater core assembly.
ECC Solar Sensor/Alarm LEDOn top right side of dash.
Engine Coolant Level SensorIn bottom of engine coolant reservoir.
Engine Coolant Temperature (ECT) Sensor (Motronic)On rear of engine. (Схема №1)
Engine Speed (RPM) SensorOn top of transmission bellhousing. (Схема №2)
Fuel Gauge SensorIn fuel tank.
Fuel Tank Pressure SensorOn top of fuel tank.
Gear Position SensorOn right side of transmission.
Glass Breakage SensorIn left "A" pillar, above dash.
Knock Sensors (2)On left side of engine block. (Схема №2)
Mass Airflow (MAF) SensorMounted in air intake duct. (Схема №1)
Outside Temperature Sensor (ECC)Behind right side of dash, near blower motor.
Outside Temperature Sensor (Motronic)At right front corner of engine compartment.
Outside Temperature Sensor (W/ Outside Temperature Gauge)At left front corner of engine compartment.
RPM SensorOn left side of transmission.
Speedometer & ABS Anti-Lock Braking System Pick-UpIn differential.
SRS Supplemental Restraint System Crash SensorBelow driver's seat.
Throttle Position (TP) SensorOn throttle body. (Схема №2)
Tilt SensorLeft rear corner of trunk floor.
Transmission Oil Temperature SensorOn right side of transmission.
Washer Fluid Level SensorIn washer fluid reservoir.

SENDING UNITS & SENSORS

SOLENOIDS & SOLENOID VALVES

ComponentComponent Location
A/C Switch SolenoidOn A/C compressor.
ECC Valve SolenoidsUnder right side of dash, left of blower.
EVAP Canister ValveOn left side of engine compartment, behind strut tower.
EVAP ValveOn left side of engine compartment, near engine compartment relay/fuse box.
Idle Air Control (IAC) ValveOn left side of engine, near throttle body. (Схема №2)
Secondary Air Injection System Solenoid ValveOn left side of engine compartment, beside engine compartment relay/fuse box. (Схема №1)
Shift Lock Solenoid (A/T)On base of shift lever.
Transmission Solenoid (A/T)On bottom of transmission.

SOLENOIDS & SOLENOID VALVES

SWITCHES

ComponentComponent Location
A/C Low Pressure SwitchOn A/C accumulator. (Схема №1)
Back-Up Light Switch (M/T)On left side of transmission.
Brake SwitchOn bracket, above brake pedal.
Clutch Pedal SwitchOn bracket, above clutch pedal.
Handbrake SwitchAt base of handbrake.
Hazard Flasher SwitchRight Of Steering Column On Instrument Panel. (Схема №6)and (Схема №7).
Kickdown SwitchOn rear left side of engine compartment.
Oil Pressure SwitchOn left side of engine.
Park/Neutral Position (PNP) SwitchOn right side of transmission.
Seat Belt Reminder SwitchOn driver-side seat belt buckle.
Stoplight SwitchOn bracket, above brake pedal.

SWITCHES

MISCELLANEOUS

ComponentComponent Location
Alarm SirenIn front right corner of engine compartment.
Antenna Amplifier (Wagon)At left side of cargo compartment.
Anti-Theft Alarm HornIn engine compartment, on right shock tower.
Data Link Connector (DLC)On right side of center console.
MCC Blower Fan ResistorBehind right side of dash, near blower motor.

MISCELLANEOUS

CONNECTORS

ComponentComponent Location
A1/A (23 Pin)Under left side of dash.
A1/B (20 Pin)Under left side of dash.
A1/C (15 Pin)Under left side of dash.
A1/D (12 Pin)Under left side of dash.
A1/E (14 Pin)Under left side of dash.
A1/F (14 Pin)Under left side of dash.
A2/A (23 Pin)Under left side of dash, near "A" pillar.
A2/B (20 Pin)Under left side of dash, near "A" pillar.
A2/C (15 Pin)Under left side of dash, near "A" pillar.
A2/D (12 Pin)Under left side of dash, near "A" pillar.
A2/E (14 Pin)Under left side of dash, near "A" pillar.
A2/F (14 Pin)Under left side of dash, near "A" pillar.
A3/C (15 Pin)Left side of engine compartment, in integrated relay/fuse box.
A3/D (12 Pin)Left side of engine compartment, in integrated relay/fuse box.
A3/E (14 Pin)Left side of engine compartment, in integrated relay/fuse box.
A3/F (14 Pin)Left side of engine compartment, in integrated relay/fuse box.
A3/G (15 Pin)Left side of engine compartment, in integrated relay/fuse box.
A/4 (White, 2 Pin)Under dash, left of steering column.
A6/A (23 Pin)Under dash, right of steering column.
A6/B (20 Pin)Under dash, right of steering column.
A6/C (15 Pin)Under dash, right of steering column.
A6/D (12 Pin)Under dash, right of steering column.
A6/E (14 Pin)Under dash, right of steering column.
A6/F (14 Pin)Under dash, right of steering column.
A/8 (White, 15 Pin)Under dash, left of steering column.
A/9 (Blue, 13 Pin)Under dash, left of steering column.
A10 (White, 5 Pin)Under right side of dash.
A11 (White, 6 Pin)Under right side of dash.
A14 (White, 15 Pin)Under right side of dash.
A15 (White, 12 Pin)Left side of luggage compartment.
A16 (Black, 24 Pin)Left side of luggage compartment.
A17 (Yellow, 2 Pin)Left of radio.
A22 (Gray, 2 Pin)Behind right headlight.
A26 (Gray, 2 Pin)In left side of tailgate.
A27 (Black, 6 Pin)Upper left rear corner of vehicle.
A30 (Natural, 2 Pin)Left "A" pillar.
A31 (Natural, 6 Pin)Left "B" pillar.
A32 (Black, 24 Pin)Left "A" pillar.
A33 (Black, 24 Pin)Right "A" pillar.
A36 (Natural, 11 Pin)Left "B" pillar.
A37 (Natural, 11 Pin)Right "B" pillar.
A39 (Black, 1 Pin)Behind right headlight.
A41 (Black, 2 Pin)Behind right headlight.
A43 (Natural, 2 Pin)Left side of radio.
A69 (Black, 4 Pin)Upper left rear corner of vehicle.

CONNECTORS

GROUNDS

ComponentComponent Location
G31/1Front of right fender. (Схема №1)
G31/2Front of left fender. (Схема №1)
G31/3Right side of engine compartment.
G31/4Left side of engine.
G31/5Left side of rear windshield.
G31/13Left rear of luggage compartment.
G31/16Rear of engine compartment.
G31/64Front of right frame-rail. (Схема №1)
G31/66Under left front seat near support.
G31/67Under left front seat.

GROUNDS