ENGINE PERFORMANCE – Jaguar XJS 1995 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJS 1995

List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJS 1995:

• (above right rear wheelwell) fuel pump relay
• (behind abs pump, 0n bulkhead)
• (inside fuel tank) fuel pump
• (not used)
• (right compo- nent panel) ecm power relay
• (right front bulkhead, in eng compt)
• 20a
• Air conditioning system
• Ems power relay (right compo- nent panel)
• Engine control module (passenger's footwell)
• Fuel injectors
• Fuse
• Fuse 16
• Fuse 6
• Fuse 7
• G123
• G201 (right "a" post, fascia end panel)
• High power (black)
• Hot at all times
• Hot in run or start
• Ignition coils
• Inertia switch (right "a" post)
• Left fuse panel (left component panel)
• Nca
• Rear fuse panel (right tail light)
• Red
• Right fuse panel (right compart- ment panel)
• Trip computer connector (behind clock assembly)

4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJS 1995

List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJS 1995:

• (adjacent to air inlet) mass air flow sensor
• (adjacent to throttle) idle air control valve
• (air intake elbow) air temperature sensor
• (below air filter, in eng compt) egr temper- ature sensor
• (below air filter, in eng compt) purge valve
• (below throttle body) throttle position sensor
• (center of intake manifold) egr valve
• (engine front cover) crankshaft position sensor
• (on exhaust down pipe)
• (thermostat housing) coolant temperature sensor
• Camshaft position sensor (right front of eng)
• Knock sensors (adjacent to cylinders 2 & 5)
• Nca
• Oxygen sensor 1 (cylinders 1, 2, 3 downstream)
• Oxygen sensor 2 (cylinders 4, 5, 6 downstream)
• Oxygen sensor 3 (cylinders 1, 2, 3 upstream)
• Oxygen sensor 4 (cylinders 4, 5, 6 upstream)
• Red
• Red/pnk

4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJS 1995

List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJS 1995:

• red
• (coupe: passenger's "b/c" post, conv: adjacent to battery)
• (left transmission tunnel, adjacent to dash support)
• Acc
• Air conditioning system
• Air injection relay (left front component panel)
• Air pump and solenoid valve (left front of eng)
• Anti-slosh module
• C114
• C246
• C247
• Check engine indicator
• Data link connector (near rear fuse panel, in right side of trunk)
• Diode (adjacent to air pump)
• Engine control module (passenger's footwell)
• Fuel level
• Fuse 25a
• G123 (behind abs pump, on bulkhead)
• G205
• Hot at all times
• Ignitioin switch
• Instrument pack
• Left fuse panel (left component panel)
• Low power (red)
• Nca
• Off
• Pnk
• Red
• Red/pnk
• Run
• Security system control module (right rear tail light cluster)
• Speed interface unit (left side of trunk)
• Speed sensor (at differential)
• Start
• Tacho
• Transmission control module
• Transmission rotary switch (closed in park or neutral) (left side of gearbox)

6.0L

6.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJS 1995

List of elements for 6.0L, Engine Performance Wiring Diagrams (1 of 3) for Jaguar XJS 1995:

• (adjacent to "a" bank throttle body)
• (at right "a" pillar)
• (below "a" bank throttle linkage)
• Air injection pump (right front of engine)
• Air injection pump relay (right front component panel)
• Air injection solenoid vacuum valve
• Anti-slosh module
• Check engine
• Data link connector (adjacent to hood release)
• Diode (below "a" bank intake manifold, by throttle)
• Engine control module: fuel injection (right rear wheelwell)
• Fuel
• Fuel info
• Fuel injection main relay (right rear wheelwell)
• Fuel rail temperature switch (at right fuel rail)
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G103 (right rear inner wheelwell)
• G123 (on right side of bulkhead)
• Hot at all times
• Hot in run or start
• Hot start solenoid vacuum valve
• Inertia switch
• Instrument pack
• Nca
• Pnk
• Power resistors (behind right headlight)
• Quanity
• Rear fuse panel (right rear of trunk)
• Right fuse panel (under i/p, at right component panel)
• Trip computer

6.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJS 1995

List of elements for 6.0L, Engine Performance Wiring Diagrams (2 of 3) for Jaguar XJS 1995:

• A bank oxygen sensor (right side of exhaust downpipe)
• A bank purge valve (inside left front wheel- well, by canister)
• B bank oxygen sensor (left side of exhaust downpipe)
• B bank purge valve (inside left front wheel- well, by canister)
• Fuel injectors
• Fuel pump 1 (inside fuel tank)
• Fuel pump 2 (inside fuel tank)
• Fuel pump relay 1 (right rear wheelwell)
• Fuel pump relay 2 (right rear wheel-
• Fuse 20a
• G103 (right rear inner wheelwell)
• Hot at all times
• Nca
• Rear fuse panel (right rear of trunk)
• Rfi filter (between fuel tank and right rear wheelwell)
• Well)

6.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJS 1995

List of elements for 6.0L, Engine Performance Wiring Diagrams (3 of 3) for Jaguar XJS 1995:

• (behind right kick panel)
• (compressor clutch relay)
• Air conditioning system
• Air temperature sensor ("a" bank air filter)
• Air temperature sensor ("b" bank air intake)
• Body)
• Coolant temperature sensor (front of "b" bank water manifold)
• Distributor
• Engine control module: ignition
• Engine speed sensor (flywheel) (left side of engine, on flywheel cover)
• Fuel pump control module (above right rear wheelwell)
• G107 (behind right headlight)
• G123 (on right side of bulkhead)
• Idle switch (on throttle turntable)
• Ignition coil a (red ident) (center of engine vee)
• Instrument cluster system (tach)
• Nca
• Power module (bank a) (front left of radiator, on panel)
• Power module (bank b) (front right of radiator, on panel)
• Red
• Sensor (below throttle
• Shorting plug
• Strategy selection link
• Tdc sensor (crankshaft) (front of engine, on chain cover)
• Throttle position
• Transmission control module (behind right "b" pillar) (coupe) (behind left "b" pillar) (2+0 conv.) (in trunk, near battery) (2+2 conv.)