ENGINE PERFORMANCE – Cadillac XLR 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L VIN A

4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XLR 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac XLR 2004:

• (behind right side of dash) body control module
• (right rear of engine compt) underhood fuse block
• 12v ref
• 5v ref
• A/c comp cltch rly
• A/c press sens sig
• A/c system
• Acc vlt
• Acc vlt sig
• Accelerator pedal position sensor (behind lower left of dash)
• Apps 1 sig
• Apps 2 sig
• B10
• B14
• Battery + vlt
• Class 2 ser data
• Computer data lines system
• Cooling fans system
• D11
• Ecm fuse 12 15a
• Ecm/ tcm fuse 11 15a
• Ect fuse 9 10a
• Eng speed sig
• Engine control module (behind lower right front fender)
• Evap vent sol ctnl
• Evaporative emissions (evap) canister vent solenoid valve
• F10
• F13
• F14
• Fuel pmp diag fdback
• Fuel pmp rly cntl
• H13
• H14
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Iat sen sig
• Iat sensor
• Ign 1 relay
• Ign 1 vlt
• Instrument panel cluster
• Lo spd cool fan rly
• Logic
• Low ref
• Maf sen sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (front of engine compt)
• Mil cntl
• Mil ind
• Mrrtd fuse 25a
• Pnk
• Pwrtrain diag enable
• Run/ crank relay 2
• Sens sig
• Starting/charging system
• Stoplamp sw sig
• Stplmp sw sig
• Strtr enable rly cntl
• Tan
• To emission fuse 14 (diagram 4 of 5)
• Transmissions system
• Vehicle speed sig

4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XLR 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac XLR 2004:

• (in right exhaust down pipe, after catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• (in right exhaust down pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• (right rear of engine compt) underhood fuse block
• D10 pnk
• E10 pnk
• Engine coolant temperature (ect) sensor
• Engine oil pressure sensor
• Evaporative emissions (evap) canister purge solenoid (center front of engine)
• From underhood b fuse block (diagram 4 of 5)
• Heated oxygen sensor (ho2s) bank 1 sensor 2
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (in left exhaust pipe, after catalytic converter)
• Manifold absolute pressure (map) sensor (top front of engine)
• Nca
• O2 sen fuse 6 15a
• Pnk
• Tan

4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XLR 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac XLR 2004:

• (in antenna/defogger jumper harn, approximately 20.0 cm (7.9 in) from c1 of rear defogger)
• (in left fuel tank) fuel pump & sender assembly
• (in passenger door harn, approximately 6.0 cm (2.3 in) from outside rearview mirror connector breakout, toward p600)
• (on left rear frame by left rear wheel well) g401
• (right rear of vehicle) fuel pump control module
• (top of right fuel tank)
• (top of right fuel tank) right fuel level sensor
• 5v ref
• A14
• C3 engine control module (behind lower right front fender)
• Engine oil level switch
• Ess
• Fpmp diag sig
• Fpmp rly cntl
• Fpmp vlt
• Ftp sens sig
• Fuel lev sen sig
• Fuel level sensor
• Fuel pump
• Fuel tank pressure (ftp) sensor
• G102 (on upper left frame rail)
• Ground
• Head up display
• Ho2s hi sig b1s2
• Ho2s hi sig b2s2
• Ho2s htr lo cntl b1s1
• Ho2s htr lo cntl b1s2
• Ho2s htr lo cntl b2s1
• Ho2s input pmp b1s1
• Ho2s input pmp b2s1
• Ho2s lo ref b2s1
• Ho2s lo ref vlt b1s1
• Ho2s lo sig b1s2
• Ho2s lo sig b2s2
• Ho2s output pmp b1s1
• Ho2s output pmp b2s1
• Ho2s ref vlt b1s1
• Ho2s ref vlt b2s1
• Ign 1 vlt
• Instrument panel cluster
• Logic
• Low ref
• Oil lev sw sig
• Oil pressure sen sig
• Park/neutral sig
• Pnk
• Radio
• Rear object sensor control module
• S460
• S462
• Starting/ charging system
• Tan
• Underhood fuse block (right rear of engine compt)
• Vss

4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XLR 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac XLR 2004:

• (in right ignition control module jumper, approximately 4.0 cm (1.5 in) from breakout for ignition coil/module 4) s135
• (right rear of engine compt) underhood fuse block
• A11
• B tan
• B11
• C8 pnk
• D d
• E9 pnk
• Emission fuse 14 15a
• Even inj fuse 16 15a
• From ign 1 a relay 44 (diagram 1 of 5)
• Fuel fuse 10 20a
• Fuel injector
• G107 (right front side of engine)
• Ignition coil/ module
• Odd inj fuse 12 15a
• Pnk
• Pnk a
• S131
• S133
• S142
• S144
• S146
• Tan
• To o2 sen fuse 6 (diagram 2 of 5)

4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XLR 2004

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac XLR 2004:

• (front of engine)
• (right rear of engine compt, by battery)
• (upper center of engine) crankshaft position sensor low ref
• 12v
• 12v ref
• 5v ref
• Camshaft position actuator solenoid bank 1 exhaust (top front of engine)
• Camshaft position actuator solenoid bank 1 intake (top front of engine)
• Camshaft position actuator solenoid bank 2 exhaust (left front of engine)
• Camshaft position actuator solenoid bank 2 intake (lower front of engine)
• Camshaft position sensor bank 1 exhaust low ref
• Camshaft position sensor bank 1 intake low ref
• Camshaft position sensor bank 2 exhaust low ref
• Camshaft position sensor bank 2 intake
• Ckp sen 1 sig
• Cmp act sol b1 exhst
• Cmp act sol b1 intk
• Cmp act sol b2 exhst
• Cmp act sol b2 intk
• Cmp sen sig b1 exhst
• Cmp sen sig b1 intk
• Cmp sen sig b2 exhst
• Cmp sen sig b2 intk
• Ect sen sig
• Engine control module (behind lower right front fender)
• Evap can prg sol cntl
• Fuel inj 1 cntl
• Fuel inj 2 cntl
• Fuel inj 3 cntl
• Fuel inj 4 cntl
• Fuel inj 5 cntl
• Fuel inj 6 cntl
• Fuel inj 7 cntl
• Fuel inj 8 cntl
• G106
• G106 (right rear of engine compt, by battery)
• Gen field duty cyc sig
• Gen turn on sig
• Ground
• Ic 1 cntl
• Ic 2 cntl
• Ic 3 cntl
• Ic 4 cntl
• Ic 5 cntl
• Ic 6 cntl
• Ic 7 cntl
• Ic 8 cntl
• Knock sen 1 sig
• Knock sen 2 sig
• Knock sensor (ks) bank 1 (upper center of engine)
• Knock sensor (ks) bank 2 (upper center of engine)
• Low ref
• Map sen sig
• S148
• Sen sig
• Sp106
• Starting/ charging system
• Tac mtr cntl 1
• Tac mtr cntl 2
• Tan
• Throttle body assembly
• Tps 1 sig
• Tps 2 sig