ENGINE PERFORMANCE – Jaguar XK8 2002 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 4) for Jaguar XK8 2002

List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 4) for Jaguar XK8 2002:

• (13-14 not used)
• (early production vehicles
• (eng compt, right hand enclosure)
• (eng compt, right hand enclosure) em1bs
• (left side of transmission tunnel)
• Acc
• Air assist close valve
• Air conditioning system
• Braided
• Cooling fans system
• Cruise control system
• Data link connector (dlc) (below driver side fuse box)
• Ecm & tcm cooling fan
• Em19
• Em1al
• Em1ar
• Em1bs (eng compt, right hand enclosure)
• Em20
• Em80
• Em81
• Em82
• Ems control relay
• Engine control module (right rear side of eng compt, in control module enclosure)
• Engine coolant temperature sensor (rear of eng, in top hose)
• Engine management fuse box
• Fc3bl
• Fuse 10a
• Fuse 30a
• Fuse 5a
• Have wire color codes that are different from that shown. use connector pin numbers for wire identification)
• Hot at all times
• Ignition switch
• Inertia switch (behind left side of dash)
• Mass airflow sensor (rear of air cleaner)
• Nca
• Off
• P129
• P133
• P142
• P16
• Parking brake switch (below parking level)
• Pedal position sensor
• Red
• Run
• Start
• Starting/ charging system
• Throttle assembly
• Throttle motor
• Throttle position sensor

4.0L, Engine Performance Wiring Diagrams (2 of 4) for Jaguar XK8 2002

List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 4) for Jaguar XK8 2002:

• (right rear of eng compt, in control module enclosure) ignition coil relay
• (right rear of trunk) bt2al
• Brake switch (near top of brake pedal)
• Bt10
• Bt11
• Bt13
• Driver side fuse box
• Em1al (eng compt, right hand enclosure)
• Em1bs (eng compt, left hand enclosure)
• Evap canister purge valve (behind left wheel arch liner)
• Fc25
• Fc3bl (left side of trans- mssion tunnel)
• Fc4br (left "a" pilla)
• Fc5
• Fc88
• Fuel pump
• Fuel pump relay 4
• Fuel tank
• Fuel tank pressure sensor (below trunk, on fuel tank evaporative flange)
• Fuse 20a
• Fuse 5a
• Gear selector illumination module (front of gear selector assembly)
• Gnd
• High power protection module
• Hot at all times
• Hot w/ignition positive relay in driver side fuse box energized
• Ignition positive relay
• Instrument pack
• Malfunction indicator lamp
• Nca
• P/n
• Power 10a
• Power fuse 250a
• Red
• Red bt63
• Transmission rotary switch (on right side of transmission)
• Trunk fuse box
• Variable valve timing solenoid valve (bank a) (front of bank a cylinder head)
• Variable valve timing solenoid valve (bank b) (front of bank b cylinder head)

4.0L, Engine Performance Wiring Diagrams (3 of 4) for Jaguar XK8 2002

List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 4) for Jaguar XK8 2002:

• (right rear of eng compt, in control module enclosure) fuel injection relay
• (right rear of eng compt, in control module enclosure) oxygen sensor heaters relay
• (right rear of eng compt, in control module enclosure) throttle motor power relay
• Canister closed valve (under right rear of vehicle)
• Em1ar (eng compt, right hand enclosure)
• Em2ar (eng compt, left hand enclosure)
• Em2ar (eng compt, right hand enclosure)
• Engine compartment fuse box
• Engine oil temperature sensor (on eng block, below generator)
• Fuse 10a
• Hot at all times
• Ignition coils
• Ignition positive relay
• Lf6
• Lf7
• Red

4.0L, Engine Performance Wiring Diagrams (4 of 4) for Jaguar XK8 2002

List of elements for 4.0L, Engine Performance Wiring Diagrams (4 of 4) for Jaguar XK8 2002:

• (3-4 not used)
• (9-12 not used)
• (early production vehicles
• (on bank a catalytic converter) downstream oxygen sensor "a"
• (on bank a catalytic converter) upstream heated oxygen sensor "a"
• (on bank b catalytic converter) downstream oxygen sensor "b"
• (on bank b catalytic converter) upstream heated oxygen sensor "b"
• (on eng, rear of bed plate) crankshaft position sensor
• (on rear of bank a cylinder head) camshaft position sensor "a" bank
• (on rear of bank b cylinder head) camshaft position sensor "b" bank
• (top of eng, under intake manifold)
• Braided
• Computer
• Computer data lines system
• Data lines system
• Em1ar (eng compt, right hand enclosure)
• Em83
• Em84
• Em85
• Engine control module (right rear of eng compt, in control module enclosure)
• Fuel injectors
• Have wire color codes that are different from that shown. use connector pin numbers for wire identification)
• Knock sensor "a" bank
• Knock sensor "b" bank
• Nca
• Red