ENGINE PERFORMANCE – Jaguar XK8 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.2L

4.2L, Engine Performance Wiring Diagram (1 of 5) for Jaguar XK8 2008

List of elements for 4.2L, Engine Performance Wiring Diagram (1 of 5) for Jaguar XK8 2008:

• (left rear of engine compt)
• (left rear of engine compt) g07ar
• Accelerator pedal position sensor (top of accelerator pedal assembly)
• Air temp sens
• Ambient temp sens
• Battery
• Computer data lines system
• Cooling fan control unit
• Cooling fans system
• Cov
• Dphc
• Ems ctrl
• Ems relay
• Engine control module (ecm) (left rear of engine compt)
• Engine crank
• Fl034
• Fl036
• Fl038
• Fl039
• Fl041
• Fl043
• Fl045
• Fl072
• Flp
• Fpdm ctrl
• Fpdm monitor
• Fuse 10a
• Fuse 15a
• Fuse 30a
• Fuse 5a
• G03ar (left rear of engine compt)
• G07al (left rear of engine compt)
• G07ar
• Gc001
• Hot w/ ignition relay energized
• Hs can pos
• Ign
• Ign sply 1
• Ign sply 2
• Ignition sw
• Maf
• Maf gnd
• Pedal demand pot 1
• Pedal demand pot 2
• Pn sw
• Power distribution box (left side of engine compt)
• Pwr gnd 1
• Pwr gnd 2
• Pwr gnd 3
• Rad fan pwm
• Red
• Sai map sens sig
• Secondary air inj rly
• Secondary air inj sol
• Secondary air injection vacuum solenoid (if equipped) (front of engine)
• Sens 5v sply 1
• Sens 5v sply 2
• Sens gnd 1
• Sens gnd 2
• Sig gnd
• Srs sig
• Starter rly
• Starting/ charging system
• Uhegos relay
• W/ secondary air injection map

4.2L, Engine Performance Wiring Diagram (2 of 5) for Jaguar XK8 2008

List of elements for 4.2L, Engine Performance Wiring Diagram (2 of 5) for Jaguar XK8 2008:

• Ambient air temperature sensor (right side of engine compt)
• Ba001
• Ba002
• Battery junction box (left side of luggage compt)
• Bo001
• Ca016
• Central junction box (behind left kick panel)
• Computer data lines system
• Coolant temp sens
• Engine control module (ecm) (left rear of engine compt)
• Fl049
• Fl051
• Fl081
• Fuel rail press sens
• Fuse 175a
• Fuse 40a
• Gnd
• Hot at all times
• Htr ctrl a upstream
• Htr ctrl b upstream
• Htr hego a
• Htr hego b
• Ign 1a
• Ign fail 1
• Ign fail 2
• Inj 1a
• Inj 1b
• Inj 2a
• Inj 2b
• Inj 3a
• Inj 3b
• Inj 4a
• Inj 4b
• Map sens
• Pi300
• Purge valve
• Secondary air injection (sai) map sensor (if eqipped) (left rear of engine)
• Secondary air injection relay (n/o pmini relay)
• Sig
• Throttle mtr +
• Throttle mtr -
• Throttle position sens 1
• Throttle position sens 2
• Tps 5v feed
• Vref
• Wt a
• Wt b

4.2L, Engine Performance Wiring Diagram (3 of 5) for Jaguar XK8 2008

List of elements for 4.2L, Engine Performance Wiring Diagram (3 of 5) for Jaguar XK8 2008:

• (top right side of engine)
• (top right side of fuel tank) fuel tank unit
• (under center console) g14br
• (under right rear of vehicle) fuel pump driver module
• Auxiliary junction box (behind rear seat backrest)
• Bo002
• Ca019
• Ca070
• Fuel injector 1 (top left side of engine)
• Fuel injector 2 (top right side of engine)
• Fuel injector 3 (top left side of engine)
• Fuel injector 4 (top right side of engine)
• Fuel injector 5 (top left side of engine)
• Fuel injector 6 (top right side of engine)
• Fuel injector 7 (top left side of engine)
• Fuel injector 8 (top right side of engine)
• Fuel pump
• Fuel pump +
• Fuel pump -
• Fuel pump relay
• Fuse 30a
• G14br (under center console)
• Gnd
• Gref
• Monitor
• Pwm ctrl
• Red
• Sender fuel gauge
• Sply
• Unit a sender fuel gauge
• Unit b
• Variable camshaft timing (vct) unit bank 1
• Variable camshaft timing (vct) unit bank 2 (top left front of engine)

4.2L, Engine Performance Wiring Diagram (4 of 5) for Jaguar XK8 2008

List of elements for 4.2L, Engine Performance Wiring Diagram (4 of 5) for Jaguar XK8 2008:

• (behind left front wheel arch liner) mass air flow (maf) sensor
• (behind right side of front bumper) (if equipped) secondary air injection (sai) pump
• (left rear of engine) even post catalyst oxygen sensor
• (right rear of engine) odd post catalyst oxygen sensor
• (right rear of engine) odd pre catalyst oxygen sensor
• (under right rear of vehicle) diagnostic monitoring tank leakage
• Batt
• Bk 1 gnd a
• Bk 1 sens a
• Bk 2 gnd b
• Bk 2 sens b
• Egr stepper motor (right front of engine)
• Electric throttle unit (top rear of engine)
• Engine coolant temperature (ect) sensor (top of engine)
• Event pre catalyst oxygen sensor (left rear of engine)
• Fuel rail temperature sensor (right front of engine)
• G02bl (lower left front of engine compt)
• Gnd
• Heater
• Ign
• Intake temp
• Knock (ks) sensor (top of engine)
• Pump rtn
• Purge control valve (top right side of engine)
• Red
• Sens gnd
• Vlv rtn

4.2L, Engine Performance Wiring Diagram (5 of 5) for Jaguar XK8 2008

List of elements for 4.2L, Engine Performance Wiring Diagram (5 of 5) for Jaguar XK8 2008:

• (left rear of engine)
• (lower left rear of engine) crankshaft position (ckp) sensor
• (lower right front of engine) oil temperature level sensor
• (on left cylinder head) ignition coil 1
• (right front of engine) ignition coil suppressor
• (right front of engine) left camshaft position (cmp) sensor
• (top right front of engine) fuel rail pressure sensor
• (top right front of engine) temperature/ manifold absolute pressure (tmap) sensor
• A bank cam sens gnd
• A bank cam sensor
• Alternator
• B bank cam sens
• B bank cam sens gnd
• Crank sens
• Crank sens gnd
• Ctrl
• Eegr 1
• Eegr 2
• Eegr 3
• Eegr 4
• Engine control module (ecm) (left rear of engine compt)
• Fail
• Fuel temp sens
• Gnd
• Hego a rtn
• Hego b rtn
• Hego sens a
• Hego sens b
• Ign
• Ign 1b
• Ign 2a
• Ign 2b
• Ign 3a
• Ign 3b
• Ign 4a
• Ign 4b
• Ignition coil 2 (on right cylinder head)
• Ignition coil 3 (on left cylinder head)
• Ignition coil 4 (on right cylinder head)
• Ignition coil 5 (on left cylinder head)
• Ignition coil 6 (on right cylinder head)
• Ignition coil 7 (on left cylinder head)
• Ignition coil 8 (on right cylinder head)
• Knock sens a
• Knock sens a gnd
• Knock sens b
• Knock sens b gnd
• Oil temp sens
• Pi051 (front of engine)
• Pi300
• Red
• Right camshaft position (cmp) sensor
• Sens 5v sply
• Sens gnd 1
• Sens gnd 2
• Sens gnd 3
• Sens gnd 4
• Sig
• Starting/ charging system
• Uhego a constant
• Uhego a varible
• Uhego b constant
• Uhego b varible
• Vref