Volvo Workshop Service and Repair Manuals

Relay Module: Locations

Air Conditioning: Passenger compartment, in center console behind fan switch. 
Central Locking (Lock): Passenger compartment behind center air louver.
Central Locking (Unlock): Passenger compartment behind center air louver.
Constant Idle Speed (Turbo): Behind glove compartment
Delayed Courtesy Lamp: Passenger compartment behind dashboard above steering column.
Electric Cooling Fan (Turbo): Engine compartment in front of battery.
Fuel Pump (DL & GL): Passenger compartment behind glove box.
Fuel Pump (Turbo): Passenger compartment behind driver's side dashboard in corner.
Headlamps: Engine compartment left fender behind battery.
Overdrive: Passenger compartment behind center air louver.
Power Windows: Passenger compartment behind center air louver.
Rear Window Defogger Delay: Passenger compartment behind dashboard, to left of steering column.
Rear Window Wiper Interval: Passenger compartment left kick panel below windshield wiper interval relay. Start Injector Impulse (Turbo): Engine
compartment in front of left side strut tower.
Turn Signals: Passenger compartment in driver's side of center console.
Warning Buzzer: Passenger compartment left side of steering column.
Windshield Wiper Interval: Passenger compartment left kick panel above rear window wiper interval relay.