Jaguar XK8 (X100) 1997 Fuse Box Diagrams

The Jaguar XK8 and XKR (X100) is a grand tourer built from 1996 to 2006 as a coupé and convertible, with the 4.0/4.2 AJ-V8 (supercharged in the XKR). It carries five fuse boxes: engine compartment, engine management, both fascia ends and the luggage compartment.

Production: 1996–2006 · Platform: X100 · Model year: 1997

Not sure which model year your car is? Decode your VIN — the result links straight to the right fuse boxes.

Fuse and relay locations

Engine Compartment Fuse Box (Left-hand Side) — Engine compartment, left-hand side (box A)
Engine Compartment Relays (Outside the Fuse Box) — Engine compartment, outside the fuse boxes — see each relay
Engine Management Fuse Box — Front passenger side, within bulkhead extension (box B)
Fascia Fuse Box (Driver Side) — Extreme end of the fascia, driver side (box D)
Fascia Fuse Box (Passenger Side) — Extreme end of the fascia, passenger side
Luggage Compartment Fuse Box (Electrical Carrier) — Luggage compartment, electrical carrier
Luggage Compartment Relays (Outside the Fuse Box) — Luggage compartment, to the rear of the battery, under the electrical carrier lid
Control Modules Compartment Relays — Engine compartment, passenger side
High Power Protection Module — Trunk, adjacent to the battery

Engine Compartment Fuse Box (Left-hand Side)

Engine compartment, left-hand side (box A)

Factory name: Engine Compartment Fuse Box — LH sideAlso called: engine bay fuse box, under the bonnet fuse box, under the hood fuse box

The box outline on this diagram is drawn from photographs of the actual fuse box; ratings and circuit descriptions are verified against the fuse table for this model year.

Fuse list — Engine Compartment Fuse Box (Left-hand Side)

Fuse	Rating	Circuit
F1	10 A	Transmission control module
F2	—	Not used
F3	5 A	Security sounder, headlamp levelling motors, headlamp levelling switch, ignition +Ve, centre console switchpack
F4	5 A	ABS control module
F5	10 A	Alternator regulator, starter relay, engine control module
F6	10 A	Right-hand dipped beam headlamp
F7	30 A	Power wash pump
F8	10 A	Left-hand dipped beam headlamp
F9	10 A	Security sounder
F10	—	Not used
F11	10 A	Right-hand horn
F12	30 A	Cooling fans series/parallel
F13	10 A	Left-hand horn
F14	30 A	Cooling fans parallel
F15	10 A	Air conditioning coolant pump
F16	30 A	ABS control valves
F17	15 A	Front fog lamps
F18	30 A	ABS pump motor
F19	10 A	Right-hand main beam headlamp
F20	—	Not used
F21	10 A	Left-hand main beam headlamp
F22	—	Not used

Relay	Function	Identification
R1	Air conditioning water pump	Brown case
R2	Front fog lamps	Brown case
R3	Main beam headlamps	Brown case
R4	Power wash (where fitted)	Brown case
R5	Dipped beam headlamp	Brown case
R6	Horn	Brown case
R7	Ignition	Brown case

Engine Compartment Relays (Outside the Fuse Box)

Engine compartment, outside the fuse boxes — see each relay

Factory name: Engine Compartment RelaysAlso called: engine bay fuse box, under the bonnet fuse box, under the hood fuse box, relay box, relay panel, starter relay, screen heater relay

Relays — Engine Compartment Relays (Outside the Fuse Box)

Relay	Function	Identification
Left-hand front screen heater (if fitted)	Right-hand side, within the bulkhead extension — second, front to rear	Brown case
Right-hand front screen heater (if fitted)	Right-hand side, within the bulkhead extension — third, front to rear	Brown case
Starter	Right-hand side, within the bulkhead extension — first, reading from the front of the vehicle to the rear	Brown case

Engine Management Fuse Box

Front passenger side, within bulkhead extension (box B)

Factory name: Engine Management Fuse BoxAlso called: engine management fuse box, ECM fuse box, engine bay fuse box, under the bonnet fuse box, under the hood fuse box

The box outline on this diagram is drawn from photographs of the actual fuse box; ratings and circuit descriptions are verified against the fuse table for this model year.

Fuse list — Engine Management Fuse Box

Fuse	Rating	Circuit
F1	—	Not used
F2	—	Not used
F3	25 A	Starter solenoid
F4	5 A	Engine control module, transmission control module
F5	10 A	Injector supply
F6	—	Not used
F7	—	Not used
F8	10 A	Air conditioning compressor clutch
F9	30 A	Throttle motor
F10	5 A	Engine control module, throttle mechanical guard, cruise control VSV 1 and 2 (where fitted)
F11	—	Not used
F12	10 A	Air flowmeter, VVT solenoids, radiator fans control module
F13	—	Not used
F14	10 A	HO2S sensor heaters (where fitted), EGR valve (where fitted), EVAP valve, ignition coils relay, throttle motor relay, AC compressor clutch relay
F15	30 A	Windscreen left-hand heater
F16	5 A	Engine control module cooling fan
F17	30 A	Windscreen right-hand heater
F18	10 A	Ignition coils supply

Relay	Identification
Engine management system control relay	Brown case

Fascia Fuse Box (Driver Side)

Extreme end of the fascia, driver side (box D)

Factory name: Fascia Fuse Box — driver sideAlso called: interior fuse box, dashboard fuse box, under the dash fuse panel

The box outline on this diagram is drawn from photographs of the actual fuse box; ratings and circuit descriptions are verified against the fuse table for this model year.

Fuse list — Fascia Fuse Box (Driver Side)

Fuse	Rating	Circuit
F1	20 A	Driver's seat control module.
F2	10 A	Door mirror heaters.
F3	30 A	Windscreen wiper motor relays.
F4	10 A	Airbag.
F5	15 A	Body processor module (5V logic and lamps)
F6	5 A	Centre console switches, key transponder module, convertible top header console, OBD2 socket.
F7	15 A	Body processor module (battery supply for solenoids, lamps and motors).
F8	5 A	Steering column adjust switch, driver's seat switchpack, driver's seat belt buckle switch.
F9	—	Not used
F10	—	Not used
F11	20 A	Air conditioning drivers blower motor.
F12	10 A	Door mirror heaters relay, Air conditioning: compressor lock, control module ignition supply, blower motor relays, power steering control module.
F13	—	Not used
F14	10 A	Cruise control ON/OFF switch, main instrument cluster, catalytic converter over temperature warning control module.
F15	25 A	Driver's door control module, transit relay.
F16	5 A	Electrochromic interior mirror (where fitted), windscreen heater relay, JDS socket, gear selector, transmission mode switch.
F17	10 A	Accessory sockets.
F18	5 A	Main instrument cluster.

Relay	Identification
Ignition relay	Brown case

Fascia Fuse Box (Passenger Side)

Extreme end of the fascia, passenger side

Factory name: Fascia Fuse Box — passenger sideAlso called: interior fuse box, dashboard fuse box, under the dash fuse panel

The box outline on this diagram is drawn from photographs of the actual fuse box; ratings and circuit descriptions are verified against the fuse table for this model year.

Fuse list — Fascia Fuse Box (Passenger Side)

Fuse	Rating	Circuit
F1	20 A	Passenger seat control module.
F2	10 A	Door locking actuators.
F3	—	Not used
F4	5 A	Door switchpacks, door locking.
F5	10 A	Telephone transceiver and RT connector.
F6	10 A	Air conditioning control module.
F7	20 A	Body processor module (column motor power).
F8	5 A	Passenger seat switchpack, passenger seat belt buckle switch.
F9	10 A	Radio/cassette head unit.
F10	5 A	Telephone handset and transceiver.
F11	20 A	Air conditioning passengers blower relay.
F12	5 A	Radio/cassette unit.
F13	—	Not used
F14	20 A	Cigar lighter.
F15	25 A	Passenger door control module, transit relay connector.
F16	5 A	Airbag control module.
F17	15 A	Body processor module (light, high power sockets).
F18	10 A	Dimmer control module.

Relay	Identification
Auxiliary relay	Brown case

Luggage Compartment Fuse Box (Electrical Carrier)

Luggage compartment, electrical carrier

Factory name: Luggage Compartment Fuse BoxAlso called: trunk fuse box, boot fuse box

The box outline on this diagram is drawn from photographs of the actual fuse box; ratings and circuit descriptions are verified against the fuse table for this model year.

Fuse list — Luggage Compartment Fuse Box (Electrical Carrier)

Fuse	Rating	Circuit
F1	5 A	Coupe: Reversing lamps. Convertible: Reversing lamps, rear quarter windows raise/lower relays.
F2	20 A	Adaptive damping control module.
F3	5 A	Fusebox ignition +Ve.
F4	5 A	Adaptive damping control module.
F5	5 A	Bulb monitoring control module.
F6	5 A	Right and left-hand stop lamps via bulb monitoring control module.
F7	20 A	Fuel pump.
F8	5 A	High mounted stop lamp.
F9	10 A	Antenna motor, remote power amplifier (premium sound system only).
F10	20 A	Security and locking control module.
F11	10 A	Accessory sockets.
F12	20 A	Coupe: Not used Convertible: Right-hand rear quarter window lift motor.
F13	—	Not used
F14	40 A	Coupe: Not used Convertible: Raise and lower pump.
F15	10 A	Fog lamps.
F16	—	Not used
F17	25 A	Heated rear screen.
F18	—	Not used
F19	5 A	Right-hand tail, left-hand and right-hand number plate lights.
F20	20 A	Coupe: Not used Convertible: Left-hand rear quarter window lift motor.
F21	5 A	Left-hand tail, left-hand and right-hand sidemarker lights.
F22	—	Not used

Relay	Function	Identification
R1	Rear fog lamps	Brown case
R2	Heated rear window	Brown case
R3	Tail and number plate lights	Brown case
R4	Fuel pump	Brown case
R5	Stop lamps	Brown case
R6	Accessory socket (dealer-fit option)	Brown case
R7	Ignition	Brown case

Luggage Compartment Relays (Outside the Fuse Box)

Luggage compartment, to the rear of the battery, under the electrical carrier lid

Factory name: Luggage Compartment RelaysAlso called: trunk fuse box, boot fuse box, relay box, relay panel, convertible top relay, fuel pump relay

Relays — Luggage Compartment Relays (Outside the Fuse Box)

Relay	Function	Identification
Convertible top lower	Convertible only. Fifth in the row, reading right to left	Black case
Convertible top raise	Convertible only. Sixth in the row, reading right to left	Black case
Rear quarter window down, left-hand side	Convertible only. Third in the row, reading right to left	Black case
Rear quarter window down, right-hand side	Convertible only. First in the row, reading right to left	Black case
Rear quarter window up, left-hand side	Convertible only. Fourth in the row, reading right to left	Black case
Rear quarter window up, right-hand side	Convertible only. Second in the row, reading right to left	Black case

Control Modules Compartment Relays

Engine compartment, passenger side

Factory name: Engine and Transmission Control Modules Compartment — relaysAlso called: engine bay fuse box, under the bonnet fuse box, under the hood fuse box, relay box, relay panel, engine management fuse box, ECM fuse box, ignition coil relay

Relays — Control Modules Compartment Relays

Relay	Function	Identification
Ignition coil	Passenger side, within the bulkhead extension — third, looking forward from left to right	Brown case
PI main (injectors)	Passenger side, within the bulkhead extension — first, looking forward from left to right	Brown case
Throttle motor power	Passenger side, within the bulkhead extension — second, looking forward from left to right	Brown case

High Power Protection Module

Trunk, adjacent to the battery

Factory name: High Power Protection ModuleAlso called: megafuse, battery fuse box, battery junction box, starter fuse, main fusible link, trunk fuse box, boot fuse box

Fuse list — High Power Protection Module

Fuse	Rating	Circuit
POWER BUS SUPPLY 1	250 A	Battery to the vehicle power buses, connector BT62
POWER BUS SUPPLY 2	250 A	Battery to the vehicle power buses, connector BT63
STARTER SUPPLY	250 A	Battery to the starter motor, connector BT61

Hover a fuse or relay for details. Always check against the label on your own fuse box — build variations exist within a model year.

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Jaguar XK8 (X100) 1997 Fuse Box Diagrams

Fuse and relay locations

Engine Compartment Fuse Box (Left-hand Side)

Fuse list — Engine Compartment Fuse Box (Left-hand Side)

Engine Compartment Relays (Outside the Fuse Box)

Relays — Engine Compartment Relays (Outside the Fuse Box)

Engine Management Fuse Box

Fuse list — Engine Management Fuse Box

Fascia Fuse Box (Driver Side)

Fuse list — Fascia Fuse Box (Driver Side)

Fascia Fuse Box (Passenger Side)

Fuse list — Fascia Fuse Box (Passenger Side)

Luggage Compartment Fuse Box (Electrical Carrier)

Fuse list — Luggage Compartment Fuse Box (Electrical Carrier)

Luggage Compartment Relays (Outside the Fuse Box)

Relays — Luggage Compartment Relays (Outside the Fuse Box)

Control Modules Compartment Relays

Relays — Control Modules Compartment Relays

High Power Protection Module

Fuse list — High Power Protection Module

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