ENGINE PERFORMANCE – Cadillac SRX 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.6L VIN 7

3.6L VIN 7, Engine Performance Wiring Diagram (1 of 4) for Cadillac SRX 2004

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (1 of 4) for Cadillac SRX 2004:

• (25 cm from inj 2)
• (30 cm from inj 1)
• (31 cm from ecm)
• (37 cm from ho2s bank 1 sensor 1)
• (bottom of eng oil pan) engine oil level/temperature sensor
• (left front of engine) engine oil pressure sensor
• (left rear of intake manifold) intake manifold runner control solenoid
• +5v
• +5v ref
• Baro sig
• Charging circuit
• Ckp hi
• Ckp sens lo
• Cmp sig
• Cmp sol ctrl
• Crankshaft position sensor (lower right rear of eng)
• Drain
• Ect sig
• Engine control module (ecm) (top front of engine)
• Evap sol ctrl
• Fuel injectors
• Gen fdc sig
• Gen to sig
• Heated oxygen sensor bank 1 sensor 1 (on right exhaust pipe)
• Heated oxygen sensor bank 1 sensor 2 (downstream of right catalytic converter)
• Heated oxygen sensor bank 2 sensor 1 (on left exhaust pipe)
• Heated oxygen sensor bank 2 sensor 2 (downstream of left catalytic converter)
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo sig
• Ho2s pmp ct
• Ic 1 sig
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 sig
• Ic 5 ctrl
• Ic 6 ctrl
• Imrc sol ctrl
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Knock sensor (bank 1) (right side of engine)
• Knock sensor (bank 2) (left side of engine)
• Ks 1 sig
• Ks 2 sig
• Low ref
• Nca
• Oil lev sig
• Oil pres sig
• Oil tmp sig
• Pnk
• S113
• S121
• Tac mtr ctrl
• Tan
• Tan a
• Tp sig
• Tp2 sig

3.6L VIN 7, Engine Performance Wiring Diagram (2 of 4) for Cadillac SRX 2004

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (2 of 4) for Cadillac SRX 2004:

• (front of left cyl head)
• (front of right cyl
• (front of right cyl head)
• Cam fuse 15a
• Canister vent fuse 10a
• Ecm/tcm fuse 10a
• Even coils fuse 15a
• Fuel pump motor relay
• Fuel pump mtr fuse 15a
• G104 (right front of engine compt)
• G108
• G109
• G111
• G112
• G402 (rear of left rear shock tower)
• Head)
• Hfv6 ecm fuse 15a
• Hot at all times
• Hot in acc or run
• Hot in run or start
• Ign 1 relay
• Ignition coil 1 (rear of right cyl head)
• Ignition coil 2 (front of left cyl head)
• Ignition coil 3 (center of right cyl head)
• Ignition coil 4 (center of left cyl head)
• Ignition coil 5 (front of right cyl head)
• Ignition coil 6 (rear of left cyl head)
• Main relay
• Nca
• Odd coils fuse 15a
• Pnk
• Post/ maf fuse 10a
• R36
• R37
• R38
• R40
• R43
• R44
• R45
• R46
• R47
• R48
• R49
• R50
• Right fuse block (below right rear seat)
• S112
• S114
• S115
• S119
• S125
• S126
• S127
• S128
• Spark plug
• Tan
• Tcm/ ipc fuse 15a
• Theft fuse 7.5a
• Underhood fuse block (right front of eng compt)

3.6L VIN 7, Engine Performance Wiring Diagram (3 of 4) for Cadillac SRX 2004

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (3 of 4) for Cadillac SRX 2004:

• (30 cm from ecm)
• (32 cm from ecm) s124
• (front of left cyl head) camshaft position actuator solenoid (exhaust bank 2)
• (front of left cyl head) camshaft position actuator solenoid (intake bank 2)
• (front of left cyl head) camshaft position sensor (exhaust bank 2)
• (front of left cyl head) camshaft position sensor (intake bank 2)
• (front of right cyl head) camshaft position actuator solenoid (exhaust bank 1)
• (front of right cyl head) camshaft position actuator solenoid (intake bank 1)
• (front of right cyl head) camshaft position sensor (exhaust bank 1)
• (front of right cyl head) camshaft position sensor (intake bank 1)
• +5v
• A/c refrigerant pressure sensor (near left front frame rail)
• Barometric pressure sensor (left rear corner of upper intake manifold)
• Engine coolant temperature sensor (left side of eng)
• Evap canister purge solenoid valve (top rear of engine)
• Low ref
• Mass air flow (maf) & intake air temperature (iat) sensor (in air cleaner intake tube)
• Pnk
• S120
• Signal
• Tan
• Throttle position sensor (front center intake manifold)

3.6L VIN 7, Engine Performance Wiring Diagram (4 of 4) for Cadillac SRX 2004

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (4 of 4) for Cadillac SRX 2004:

• (30 cm from c420)
• (35 cm from underhood fuse block)
• (in fuel tank meter assembly) fuel tank pressure sensor
• (near in-line connection to eng harn)
• (over left rear wheel- well) rear parking assist (rpa) module
• +5v ref
• +5v ref a
• +5v ref c
• A/c ref pres
• A/c system
• Acc
• Acc volt
• Accelerator pedal
• Anti-lock brake system
• App sens 2 sig
• App sens sig
• Battery +
• Brk sw sig
• Cc sw sig
• Class 2 data
• Clu rly ctrl
• Computer data lines system
• Cooling fans system
• Crank volt
• Cruise control system
• Delv torque sig
• Eng spd sig
• Engine control module (ecm) (left front corner of engine compt)
• Engine speed
• Evap canister vent solenoid valve (above rear differential)
• Evap sol ctrl
• Exterior lights system
• Fan rly ctrl
• Fuel lev sens
• Fuel lev sig
• Fuel level sensor
• Fuel pump & sensor assembly
• G113
• G401 (rear of right rear shock tower)
• Gmlan bus
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo sig
• Hot at all times
• Iat sig
• Ign 1 volt
• Ignition
• Instrument panel cluster (ipc)
• Lan bus +
• Lan bus -
• Logic
• Low ref
• Maf sig
• Main rly ctrl
• Malfunction indicator lamp
• Mil ctrl
• Off/ lock
• P/n sig
• Pnk
• Position sensor (under left side of dash)
• Req torq sig
• Right fuel level sensor
• Rly coil ctrl
• Rly coil supp
• Rly ctrl
• Run
• S102
• S108
• S109
• S117
• S409
• Ser data bus
• Sound system
• Splice pack sp202
• Start
• Starting circuit
• Switch
• Tan
• Tank pres sig
• Tc data sig
• Transmission control module (right front of engine compt)
• Transmission manual shift shaft switch assembly (in transmission)
• Vss

4.6L VIN A

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

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

• (over left rear wheel- well) rear parking assist (rpa) module
• 12v ref
• 5v ref
• A/c comp cltch rly
• A/c press sens sig
• A/c system
• Acc
• Acc vlt
• Accelerator pedal position (app) sensor (under left side of dash)
• Anti-lock brakes system
• Apps 1 sig
• Apps 2 sig
• Battery + vlt
• Brake sw sig
• Computer data lines system
• Cooling fans system
• Crank voltage
• Cruise sw sig
• Ecm/ tcm fuse 10a
• Electronic suspension system
• Eng speed sig
• Engine control module (top front of engine)
• Engine speed
• Evap vent sol ctnl
• Evaporative emissions (evap) canister vent solenoid (above rear differential)
• Exterior lights system
• F13
• Fan rly ctrl
• Fuel pmp rly cntl
• G104 (right front of engine compt)
• H14
• Hi spd ser data +
• Hi spd ser data -
• Hot at all times
• Hot in acc or run
• Hot in run or start
• Iat sen sig
• Iat sig
• Ign
• Ign 1 relay
• Ign 1 vlt
• Ignition switch
• Instrument panel cluster (ipc)
• Lift/dive sig
• Lo spd cool fan rly
• Logic
• Low ref
• Maf sen sig
• Main relay
• Main rly ctrl
• Mass air flow (maf) sensor (in air cleaner intake tube)
• Mil cntl
• Mil ind
• Off/ lock
• Pnk
• R43
• R44
• R45
• R46
• R47
• R50
• Run
• S115
• Sens sig
• Serial data
• Sound system
• Splice pack sp202
• Start
• Starting circuit
• Stoplamp sw sig
• Strtr enable rly cntl
• Tan
• Tcm/ ipc fuse 15a
• Theft fuse 7.5a
• To v8 ecm fuse (diagram 4 of 5)
• Traction ctrl data sig
• Underhood fuse block (right front of eng compt)
• V8 ecm fuse 10a
• Vehicle speed sig
• Vss

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

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

• (on left exhaust pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• (on right exhaust pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• (right front of engine compt)
• Cam fuse 15a
• Engine coolant temperature (ect) sensor (rear of right cylinder head
• Engine oil pressure (eop) sensor (left side of engine)
• Evaporative emission (evap) canister purge valve (top front of engine)
• From underhood b fuse block (diagram 4 of 5)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (downstream of right catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (downstream of left catalytic converter)
• Manifold absolute pressure (map) sensor (top front of engine)
• Nca
• Post/maf fuse 10a
• S113
• S114
• Tan
• Underhood fuse block

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

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

• (in fuel tank meter assembly)
• (in fuel; harn, 30 cm from c420)
• (top right of fuel tank) fuel pump & sender assembly
• (under vehicle, in fuel tank) right fuel level sensor
• 5v ref
• A tan
• Anti-lock brakes system
• C3 engine control module (top front of engine)
• Canister vent fuse 10a
• Ctrl actuator sig
• Delivered torque
• Ftp sens sig
• Fuel lev sen sig
• Fuel level sensor
• Fuel pump
• Fuel pump motor relay
• Fuel pump mtr fuse 15a
• Fuel tank pressure (ftp) sensor
• G401 (rear of left rear shock tower on "d" pillar)
• G402 (rear of left rear shock tower on "d" pillar)
• Ho2s hi sig b1s2
• Ho2s hi sig b2s2
• Ho2s high sig b2s1
• Ho2s htr lo cntl b1s1
• Ho2s htr lo cntl b2s1
• Ho2s htr lo cntl b2s2
• Ho2s input pmp b1s1
• Ho2s input pmp b2s1
• Ho2s lo ref b2s1
• Ho2s lo sig b1s2
• Ho2s lo sig b2s1
• Ho2s lo sig b2s2
• Ho2s output pmp b1s1
• Ho2s output pmp b2s1
• Ho2s ref vlt b2s1
• Hot at all times
• Ign 1 relay
• Info not available
• Low ref
• Oil lev sw sig
• Oil pressure sen sig
• R25
• R36
• R37
• R38
• R40
• Requested torque
• Right fuse block (below right rear seat)
• S409
• Tan
• Transmissions system

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

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

• (in ignition coil harn, 31 cm from ignition coil module 8) s135
• D d
• Even coils fuse 15a
• From main a relay (diagram 1 of 5)
• Fuel injector
• G107 (front of left cyl head)
• Ignition coil/ module
• Odd coils fuse 15a
• Pnk
• Pnk a
• Red
• Red b
• S122
• S123
• S131
• S133
• S142
• S144
• S146
• Tan
• To post maf fuse (diagram 2 of 5)
• Underhood fuse block (right front of eng compt)
• V8 ecm fuse 10a

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

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

• (front center of intake manifold) throttle position sensor
• (front of left cyl head) camshaft position sensor exhaust bank 2 low ref
• (front of left cyl head) camshaft position sensor intake bank 2
• (front of left cylinder head)
• (front of right cyl head) camshaft position sensor exhaust bank 1 low ref
• (front of right cyl head) camshaft position sensor intake bank 1 low ref
• (under intake manifold) crankshaft position sensor low ref
• 12v
• 12v ref
• 5v ref
• Camshaft position actuator solenoid exhaust bank 1 (top right front of engine)
• Camshaft position actuator solenoid exhaust bank 2 (top left front engine)
• Camshaft position actuator solenoid intake bank 1 (top right front of engine)
• Camshaft position actuator solenoid intake bank 2 (top left front engine)
• Charging circuit
• 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 (top front of engine)
• 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
• G100
• G100 (front of left cyl head)
• 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) 1 (under intake manifold)
• Knock sensor (ks) 2 (under intake manifold)
• Low ref
• Map sen sig
• S110
• Sen sig
• Tac mtr cntl 1
• Tac mtr cntl 2
• Tan
• Tps 1 sig
• Tps 2 sig