Jaguar XJ (X300) 1997 Fuse Box Diagrams

The Jaguar XJ6, XJ12 and XJR (X300) is a full-size luxury sedan built from 1994 to 1997 with the AJ16 3.2/4.0 straight-six (supercharged in the XJR) and the 6.0 V12. It carries five fuse boxes: one beneath each front seat at the heelboard, one on each side of the engine bay and one in the trunk.

Production: 1994–1997 · Platform: X300 · 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 Relays (Outside the Fuse Box) — Engine compartment, outside the fuse boxes — see each relay
Fuse Box (Left-hand Engine Bay) — Engine bay, left-hand side
Fuse Box (Right-hand Engine Bay) — Engine bay, right-hand side
Trunk Fuse Box — Luggage compartment
Front Seat Relays — Under the left-hand front seat
Gearshift and Keylock Relays — Centre console, at the gearshift
Fuse Box (Left-hand Heelboard) — Beneath the left-hand front seat, at the heelboard
Relays Elsewhere in the Vehicle
Fuse Box (Right-hand Heelboard) — Beneath the right-hand front seat, at the heelboard

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
LH windshield heater relay	Engine compartment, windshield heater relays	Blue case, brown connector
RH windshield heater relay	Engine compartment, windshield heater relays	Blue case, brown connector

Fuse Box (Left-hand Engine Bay)

Engine bay, left-hand side

Factory name: LH Engine Bay Fuse BoxAlso 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 — Fuse Box (Left-hand Engine Bay)

Fuse	Rating	Circuit
F1	25 A	Climate control
F2	—	Not used
F3	25 A	Battery; starter; generator
F4	10 A	Headlamps; front fog lamps; front side lamps
F5	5 A	Tail lamps; rear fog lamps; rear side lamps
F6	20 A	Wash/wipe system
F7	—	Not used
F8	15 A	Climate control
F9	—	Not used
F10	—	Not used
F11	30 A	Radiator cooling; air conditioning compressor
F12	—	Not used
F13	—	Not used
F14	—	Not used
F15	25 A	Climate control
F16	—	Not used
F17	30 A	Radiator cooling; air conditioning compressor
F18	15 A	Headlamps; front fog lamps; front side lamps

Relay	Identification
Front fog lamp relay	Black case, black connector
Heater pump relay	Black case, black connector
Horn relay	Brown case, black connector
LH dip relay	Black case, black connector
Starter relay	Black case, black connector
Wiper FAST/SLOW relay	Black case, black connector
Wiper ON/OFF relay	Black case, black connector

Fuse Box (Right-hand Engine Bay)

Engine bay, right-hand side

Factory name: RH Engine Bay Fuse BoxAlso 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 — Fuse Box (Right-hand Engine Bay)

Fuse	Rating	Circuit
F1	—	Not used
F2	15 A	Headlamps; front fog lamps; front side lamps
F3	—	Not used
F4	10 A	Headlamps; front fog lamps; front side lamps
F5	—	Not used
F6	5 A	Engine management
F7	25 A	Engine management
F8	10 A	Radiator cooling; air conditioning compressor; Central door locking; security system
F9	—	Not used
F10	—	Not used
F11	20 A	Engine management
F12	—	Not used
F13	10 A	Wash/wipe system
F14	—	Not used
F15	—	Not used
F16	—	Not used
F17	30 A	Wash/wipe system
F18	5 A	Tail lamps; rear fog lamps; rear side lamps

Relay	Identification
Air conditioning clutch relay	Black case, black connector
ECM controlled relay (AJ16) / Fuel injector main relay (V12)	Black case, black connector
Ignition coil relay	Black case, black connector
Ignition positive relay	Brown case, black connector
Main beam relay	Black case, black connector
Power wash relay	Black case with a white stripe, black connector
RH dip relay	Black case, black connector
Secondary air injection relay	Black case, black connector
Windshield wash relay	Black case, black connector

Trunk Fuse Box

Luggage compartment

Factory name: Trunk 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 — Trunk Fuse Box

Fuse	Rating	Circuit
F1	25 A	In-car entertainment; telephone
F2	5 A	Interior lighting
F3	20 A	Rear seats — powered
F4	10 A	Central door locking; security system
F5	10 A	Body processor module
F6	5 A	In-car entertainment; telephone; Serial communication data link
F7	30 A	Engine management
F8	15 A	Central door locking; security system; In-car entertainment; telephone
F9	20 A	Rear seats — powered
F10	—	Not used
F11	25 A	Ancillaries: horns, cigar lighters, accessory connectors
F12	—	Not used
F13	10 A	Ancillaries: horns, cigar lighters, accessory connectors
F14	—	Not used
F15	25 A	Climate control
F16	—	Not used
F17	20 A	Rear seats — powered; Rear seat heaters
F18	—	Not used

Relay	Identification
Accessory relay	Brown case, yellow connector
Auxiliary positive relay	Brown case, black connector
Fuel pump relay 1	Brown case, brown connector
Heated backlight relay	Brown case, brown connector
High mounted stop lamp relay	Brown case, yellow connector
Trunk release relay	Black case with a violet stripe, violet connector

Front Seat Relays

Under the left-hand front seat

Factory name: Front Seat RelaysAlso called: relay box, relay panel, seat relay, seat heater relay

Relays — Front Seat Relays

Relay	Identification
Seat heater relay	Black case, blue connector
Seat lower relay	Black case with a violet stripe, blue connector
Seat raise relay	Black case with a violet stripe, blue connector

Gearshift and Keylock Relays

Centre console, at the gearshift

Factory name: Gearshift and Keylock RelaysAlso called: centre console fuse panel, interior fuse panel, relay box, relay panel, gearshift interlock relay

Relays — Gearshift and Keylock Relays

Relay	Identification
Gearshift interlock relay	Black case with a blue stripe, blue connector
Keylock relay	Black case with a blue stripe, blue connector

Fuse Box (Left-hand Heelboard)

Beneath the left-hand front seat, at the heelboard

Factory name: LH Heelboard Fuse BoxAlso called: under rear seat fuse box, rear 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 — Fuse Box (Left-hand Heelboard)

Fuse	Rating	Circuit
F1	10 A	Tail lamps; rear fog lamps; rear side lamps
F2	10 A	Dimmer controlled lighting; Climate control
F3	20 A	Seat systems
F4	20 A	Seat systems
F5	10 A	Instrument pack
F6	5 A	Steering column and mirror movement — memory; Mirror movement; Seat systems; Window lifts; sliding roof
F7	30 A	Anti-lock braking; traction control
F8	10 A	Direction indicators; hazard warning lamps
F9	20 A	Ancillaries: horns, cigar lighters, accessory connectors
F10	—	Not used
F11	20 A	Climate control
F12	—	Not used
F13	15 A	Steering column and mirror movement — memory
F14	—	Not used
F15	30 A	Window lifts; sliding roof
F16	—	Not used
F17	10 A	Stop lamps; reverse lamps
F18	10 A	Climate control

Relay	Identification
Deadlock relay (ROW): RH front, LH rear	Black case with a violet stripe, violet connector
Door lock relay	Black case with a violet stripe, violet connector
Door unlock relay	Black case with a violet stripe, violet connector
Driver door unlock relay (NAS) / Deadlock relay (ROW): LH front, RH rear	Black case with a violet stripe, violet connector
Fuel filler flap relay	Black case with a violet stripe, violet connector
Ignition positive relay	Brown case, black connector
LH rear seat heater timer	Grey case, yellow connector
Puddle lamp relay	Brown case, brown connector

Relays Elsewhere in the Vehicle

Factory name: Relays Elsewhere in the VehicleAlso called: relay box, relay panel, fuel pump relay

Relays — Relays Elsewhere in the Vehicle

Relay	Function	Identification
Fuel pump relay 2	Location shown by photograph only — the guide gives no wording for it	Brown case, brown connector

Fuse Box (Right-hand Heelboard)

Beneath the right-hand front seat, at the heelboard

Factory name: RH Heelboard Fuse BoxAlso called: under rear seat fuse box, rear 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 — Fuse Box (Right-hand Heelboard)

Fuse	Rating	Circuit
F1	15 A	Central door locking; security system
F2	5 A	Gearshift interlock; Headlamps; front fog lamps; front side lamps; Tail lamps; rear fog lamps; rear side lamps; Direction indicators; hazard warning lamps; Headlamp leveling; clock; Steering column and mirror movement — memory
F3	20 A	Seat systems
F4	20 A	Seat systems
F5	5 A	Automatic transmission
F6	10 A	Stop lamps; reverse lamps
F7	30 A	Anti-lock braking; traction control
F8	10 A	Interior lighting; Ancillaries: horns, cigar lighters, accessory connectors
F9	25 A	Seat systems
F10	—	Not used
F11	20 A	Climate control
F12	—	Not used
F13	10 A	Direction indicators; hazard warning lamps
F14	—	Not used
F15	30 A	Window lifts; sliding roof
F16	—	Not used
F17	15 A	Air bag system
F18	15 A	Window lifts; sliding roof

Relay	Identification
Air conditioning isolate relay	Black case with a blue stripe, blue connector
Cigar lighter relay	Black case with a blue stripe, blue connector
Door mirror heaters relay	Black case with a blue stripe, blue connector
Ignition positive relay	Brown case, black connector
LH blower relay	Black case with a blue stripe, blue connector
LH high speed relay	Black case with a blue stripe, blue connector
LH rear seat lumbar deflate relay	Black case with a blue stripe, blue connector
RH blower relay	Black case with a blue stripe, blue connector
RH high speed relay	Black case with a blue stripe, blue connector
RH rear seat heater timer	Grey case, yellow connector

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

What changed for 1997

Compared with the 1996 model year.

New fuse box: Engine Compartment Relays (Outside the Fuse Box)
New fuse box: Front Seat Relays
New fuse box: Gearshift and Keylock Relays
New fuse box: Relays Elsewhere in the Vehicle

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Jaguar XJ (X300) 1997 Fuse Box Diagrams

Fuse and relay locations

Engine Compartment Relays (Outside the Fuse Box)

Relays — Engine Compartment Relays (Outside the Fuse Box)

Fuse Box (Left-hand Engine Bay)

Fuse list — Fuse Box (Left-hand Engine Bay)

Fuse Box (Right-hand Engine Bay)

Fuse list — Fuse Box (Right-hand Engine Bay)

Trunk Fuse Box

Fuse list — Trunk Fuse Box

Front Seat Relays

Relays — Front Seat Relays

Gearshift and Keylock Relays

Relays — Gearshift and Keylock Relays

Fuse Box (Left-hand Heelboard)

Fuse list — Fuse Box (Left-hand Heelboard)

Relays Elsewhere in the Vehicle

Relays — Relays Elsewhere in the Vehicle

Fuse Box (Right-hand Heelboard)

Fuse list — Fuse Box (Right-hand Heelboard)

What changed for 1997

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