ELECTRICAL COMPONENT LOCATOR 1990 JAGUAR ELECTRIC COMPONENT LOCATOR

Jaguar XJ6 1990 - BUZZERS, RELAYS & TIMERS

Jaguar XJ6 1990 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C-Heater System
Blower Isolation Relays	One in each blower housing.
Blower Relays	One in each blower housing.
Blower Speed Control	On each blower outlet housing.
Compressor Relay	In engine compartment, next to washer reservoir.
Air Pump Relay	On left side of radiator support bracket. See Fig. 1 .
Antenna Up/Down Relay	In right front corner of trunk.
Auxiliary Cooling Fan Relay	In engine compartment, next to washer reservoir.
Auxiliary Side Light Relay	Under left side of dash panel. See Fig. 2 .
Fuel Door Relay	In left front corner of trunk.
Fuel Pump Relay	At left side of dash panel. See Fig. 2 .
Headlight & Windshield Washer Relays	In engine compartment, next to washer reservoir.
Horn Relay	On left front corner of engine compartment.
Ignition Relay	Under left side of dash panel. See Fig. 2 .
Ignition ON Relay	Under right side of dash. Yellow Connector)
Main Relay	Under left side of dash panel. See Fig. 2 .
Power Window Relays	At bottom of each door control switch.
Radio Relay	Under left side of dash panel. See Fig. 2 .
Rear Window Heater Relay	In right front corner of trunk.
Starter Relay	Under left side of dash panel. See Fig. 2 .
Sun Roof Open & Close Relays	In left front corner of sun roof.
Trunk Lock & Unlock Relays	In right front corner of trunk.
Turn Signal/Hazard Flasher Relay	Under left side of dash panel.

Jaguar XJ6 1990 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Fuse Blocks
Center Fuse Block	Inside front center arm rest. See Fig. 3 .
Left Fuse Block	Behind left side kick panel. See Fig. 3 .
Right Fuse Block	Behind right side kick panel. See Fig. 3 .

Jaguar XJ6 1990 CONTROL UNITS LOCATION

Component	Location
ABS Electronic Control Unit	In trunk, behind left trunk trim panel.
Alternator Dump Module	In engine compartment, near air cleaner. See Fig. 4 .
Central Processing Unit (CPU)	Under left side of dash panel. See Fig. 2 .
Cruise Control Unit	Under right side of dash panel.
Door Lock Module	In left side door panel. See Fig. 2 .
Electronic Control Unit (ECU)	Under left side of dash panel. See Fig. 2 .
Engine Management ECU	Behind center of dash panel. See Fig. 3 .
Gearbox ECU	Behind left side of dash panel. See Fig. 3 .
Headlight Failure Module	Behind each headlight.
Light Logic Module	Behind left side of instrument panel. See Fig. 3 .
Rear Light Failure Modules	Behind each rear light.
Speed Warning Module	Behind left side of dash. See Fig. 2 .
Wiper Logic Module	Behind left side of dash. See Fig. 2 .

Jaguar XJ6 1990 SENDING UNITS & SENSORS LOCATION

Component	Location
ABS Wheel Speed Sensors	On each wheel hub.
A/C-Heater System
Air Mass Meter	On left side of engine compartment. See Fig. 1 .
Ambient Temperature Sensor	In blower air duct.
Coolant Temperature Sensor	In heater coolant inlet pipe, under dash.
Evaporator Temperature Sensor	In evaporator housing.
In-Car Sensor	In center dash air outlet.
Solar Sensor	In top (center) panel of dash.
Brake Pad Wear Sensors	Under rear of center console.
Coolant Temperature Sensor	On engine coolant manifold. See Fig. 1 & Fig. 6 .
Crankshaft Position Sensor	At front of engine, above vibration damper. See Fig. 1 .
Oxygen Sensor	In exhaust pipe, near flange.
Ride Height Sensor	On rear axle, above left disc brake rotor.
Speed Sensor	On left side of differential housing.
Throttle Position Sensor (TPS)	On side of fuel injection unit. See Fig. 1 .
Vacuum Advance Coolant Sensor	On engine coolant manifold, near coolant temperature sensor. See Fig. 6 .

Jaguar XJ6 1990 MOTORS LOCATION

Component	Location
A/C Heater Blower Motors	Under right and left sides of dash.
Fuel Door Motor	In left front corner of trunk.
Headlight Washer Motor	On washer reservoir. See Fig. 5 .
Idle Speed Motor	On intake manifold. See Fig. 1 .
Sun Roof Motor	In left front corner of sun roof.
Trunk Lock Motor	In trunk, near latch assembly.
Windshield Washer Motor	On washer reservoir. See Fig. 5 .
Windshield Wiper Motor	In engine compartment, behind access panel.

Jaguar XJ6 1990 SWITCHES LOCATION

Component	Location
A/C Superheat Switch	On rear of A/C compressor.
Auxiliary Cooling Fan Temperature Switch	In lower right side of radiator.
Brake/Stoplight Switch	On brake pedal bracket.
Inertia Switch	Behind left side footwell trim panel.
Inhibitor Switch (A/T)	At base of shift lever bracket.
Oil Pressure Switch	Near oil filter.
Parking Brake Switch	On parking brake lever bracket.
Sun Roof Override Limit Switch	In left front corner of sun roof.