ENGINE PERFORMANCE – Cadillac SRX 2011 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.8L VIN 6

2.8L VIN 6, Engine Performance Wiring Diagram (1 of 5) for Cadillac SRX 2011

List of elements for 2.8L VIN 6, Engine Performance Wiring Diagram (1 of 5) for Cadillac SRX 2011:

• (cylinder 1 port) fuel injector 1
• (cylinder 2 port) fuel injector 2
• (cylinder 3 port) fuel injector 3
• (cylinder 4 port) fuel injector 4
• (cylinder 5 port) fuel injector 5
• (cylinder 6 port) fuel injector 6
• (engine compt harness)
• (forward lamp harness, near the left front tire pressure sensor) j132
• (left cylinder head) g110
• 12-volt ref
• 5 volt ref
• Air pressure sen sig
• Charge ind ctrl
• Ckp sens sig
• Cmp actuator sol ctrl
• Cmp exhaust bank 1 sig
• Cmp exhaust bank 2 sig
• Cmp intake bank 1 sig
• Cmp sens intake bank 2 sig
• Engine control module (ecm) (left front engine compt)
• Engine oil level switch (right side oil pan)
• Evap cnstr purge sol ctrl
• Exhaust bank 1 sol ctrl
• Exhaust bank 2 sol ctrl
• Fuel inj 3 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injector 1 ctrl
• Fuel injector 2 ctrl
• Fuel injector 4 ctrl
• G112 (right rear cylinder head)
• Gen field duty cycle sig
• Ic 1 ctrl
• Ic 3 ctrl
• Ic 5 ctrl
• Ignition coil 1 (cylinder 1)
• Ignition coil 2 (cylinder 2)
• Ignition coil 3 (cylinder 3)
• Ignition coil 4 (cylinder 4)
• Ignition coil 5 (cylinder 5)
• Ignition coil 6 (cylinder 6)
• Intake bank 1 sol ctrl
• J103
• J104
• J105
• J106
• J126
• J127
• J131
• J133
• J135
• Low ref
• Nca
• Oil level sw sig
• Plug spark
• Ref volt
• Secondary air injection pressure sensor
• Spark plug
• Starting/ charging system
• Starting/charging system
• Tan
• Throttle motor +
• Throttle motor -
• Wastegate sol ctrl
• X108

2.8L VIN 6, Engine Performance Wiring Diagram (2 of 5) for Cadillac SRX 2011

List of elements for 2.8L VIN 6, Engine Performance Wiring Diagram (2 of 5) for Cadillac SRX 2011:

• (bank 1 sens 1)
• (bank 1 sens 1) ho2s low ref map sen sig
• (engine rear) turbo charger bypass solenoid valve
• (engine rear) turbo charger wastegate solenoid valve
• (left cylinder head)
• (left cylinder head) camshaft position (cmp) actuator solenoid valve intake bank 2
• (on right side of engine, near valve cover) evaporative emissions (evap) canister purge solenoid valve
• (right cylinder head)
• (right cylinder head) camshaft position (cmp) actuator solenoid valve exhaust bank 1
• (right exhaust pipe) heated oxygen sensor 1
• Air solenoid signal
• Air temp sen sig
• Camshaft position (cmp) actuator solenoid valve exhaust bank 2
• Camshaft position (cmp) actuator solenoid valve intake bank 1
• Ect sens sig
• Engine control module (ecm) (left front engine compt)
• Engine coolant temperature (ect) sensor (left cylinder head)
• Engine oil pressure (eop) sensor (left side engine)
• Ho2s hi sig
• Ic 2 ctrl
• Ic 4 ctrl
• Ic 6 ctrl
• J128
• J130 (engine harness, near branch for underhood fuse block)
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (right side engine block)
• Knock sensor 2 (leftt side engine block)
• Low ref
• Nca
• Oil press sens sig
• Tan
• Tp sens 1 sig
• Tp sens 2 sig
• X1 (bank 1 sens 1) ho2s htr lo ctrl 5-volt reference

2.8L VIN 6, Engine Performance Wiring Diagram (3 of 5) for Cadillac SRX 2011

List of elements for 2.8L VIN 6, Engine Performance Wiring Diagram (3 of 5) for Cadillac SRX 2011:

• (in forward lamp harness) j102
• (right side engine compt) intake manifold pressure & air temperature sensor
• Camshaft position (cmp) sensor exhaust bank 1 (right cylinder head)
• Camshaft position (cmp) sensor exhaust bank 2 (right cylinder head)
• Camshaft position (cmp) sensor intake bank 1 (right cylinder head)
• Camshaft position (cmp) sensor intake bank 2 (left cylinder head)
• Cnstr vent fuse 10a
• Crankshaft position sensor (right rear engine block)
• Ecm pwr/trn fuse 20a
• Fuel pump fuse 20a
• Glow plug/maf fuse 5a
• Hot at all times
• Hot w/ ignition run relay energized
• Inj even fuse 20a
• Inj odd fuse 20a
• J101 (forward lamp harness, near right cooling fan connector)
• Pnk
• Post fuse 15a
• Powertrain relay
• Pre fuse 15a
• Rear fuse block (left rear quarter panel)
• Tan
• Throttle body assembly
• Underhood fuse block (left front engine compt)

2.8L VIN 6, Engine Performance Wiring Diagram (4 of 5) for Cadillac SRX 2011

List of elements for 2.8L VIN 6, Engine Performance Wiring Diagram (4 of 5) for Cadillac SRX 2011:

• (california federal emission system) fuel tank pressure sensor
• (evap canister) evaporative emission canister vent solenoid valve
• (in the body harness) j137
• (left rear engine) secondary air injection pump
• (under vehicle, in left side of fuel tank) secondary fuel level sensor
• 5-v ref
• Batt pos vol
• Center console multi-function switch
• Comm enable
• Computer data lines system
• Diesel fuel/sec air fuse 50a
• Fscm fuse 10a
• Fuel level sensor
• Fuel pump & sender assembly (right side of fuel tank)
• Fuel pump flow control module (left rear cargo compt)
• G110 (left cylinder head)
• G200 (right kick panel)
• G401
• G403
• Gnd
• Hot at all times
• Hot w/ ignition run relay energized
• Ign 1 volt 5v
• J139
• J140
• J346
• J348
• J400
• J401 (california federal emission system) (in fuel tank harness)
• J402
• J403
• J404
• J415
• Low ref
• Nca
• Pnk
• Press sens sig
• Pump rly ctrl
• Pump supy vol
• Secondary air injection pump relay
• Ser data bus +
• Ser data bus -
• Tan
• Underhood fuse block (left front engine compt)
• X100
• X104
• X105
• X194
• X301
• X350
• X402
• X406

2.8L VIN 6, Engine Performance Wiring Diagram (5 of 5) for Cadillac SRX 2011

List of elements for 2.8L VIN 6, Engine Performance Wiring Diagram (5 of 5) for Cadillac SRX 2011:

• (right exhaust pipe) heated oxygen sensor 2
• (right front cylinder head) g111
• 5 volt ref
• 5 volt ref 1
• A/c refrigerant pressure sensor (left front frame rail)
• Accelerator pedal position (app) sensor (above accelerator pedal)
• Air pump rly ctrl
• App sens 1 sig
• App sens 2 sig
• Batt positive volt
• Brk pedal sw sig
• Computer data lines system
• Coolant pump sply volt
• Cooling fans system
• Cruise control system
• Data bus (+)
• Data bus (-)
• Data serial
• Driver information center display
• Ecm batt fuse 10a
• Ecm run crnk fuse 10a
• Engine control module (ecm) (left front engine compt)
• Engine oil ind
• Evap canister vent sol ctrl
• Fuel economy mode sw sig
• Fuel gauge
• Fuel lvl sens sig
• Fuel pump rly ctrl
• Fuel tank press sens sig
• G111 (right front cylinder head)
• Gnd
• Ho2s hi sig (sens 2) a/c refrig press sens sig
• Ho2s htr lo ctrl bank 2
• Ho2s htr lo sig (bank 1 sens 2)
• Hot at all times
• Hot w/ ignition run relay energized
• Ign
• Ign 1 volt
• Ign volt
• Instrument cluster
• J125
• J134
• Lo spd cooling fan rly ctrl
• Logic
• Low ref
• Maf sens sig
• Mass air flow sensor (right side engine compt)
• Mil ctrl
• Mil ind
• Nca
• Park/neutral signal
• Pnk
• Powertrain relay control
• Sens sig
• Serial data wake up sig
• Starter rly ctrl
• Starting/charging system
• Tan
• Transmissions system
• Underhood fuse block (left front engine compt)
• X104
• X105
• X194
• X202
• X205
• X402
• X406

3.0L VIN Y

3.0L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac SRX 2011

List of elements for 3.0L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac SRX 2011:

• (above acceleration pedal) accelerator pedal position sensor
• (left front frame rail) a/c refrigerant pressure sensor
• (right side engine compt) barometric pressure sensor
• 5-v 1 ref
• 5-v 3 ref
• 5-v vol 1 ref
• 5-v vol 4 ref
• A/c refrigerant pressure sens sig
• App sens 1 sig
• App sens 2 sig
• Batt pos vol
• Brake pedal sw sig
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Cruise control system
• Ecm run crnk fuse 10a
• Engine control module (ecm) (left front engine compt)
• Evap conister vent sol ctrl
• Evaporative emission canister vent solenoid valve (evap canister)
• Fuel level sens sig
• Fuel level sensor
• Fuel pump & sender assembly (right side of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure sensor
• Fuel tank pressure sensor sig
• Gmlan serial data bus +
• Gmlan serial data bus -
• Hot w/ ignition main relay energized
• Ign vol
• J400
• J404
• Low ref
• Low reference 1
• Low speed cooling fan rly ctrl
• Mil ctrl
• Motor
• Pnk
• Powertrain rly ctrl
• Secondary fuel level sensor (under vehicle, in left side of fuel tank)
• Sens low ref
• Starter rly ctrl
• Starting/charging system
• Tan
• Throttle pos sens sig
• Underhood fuse block (left front engine compt)
• Wake-up sig
• X104
• X105
• X194
• X202
• X205
• X350
• X402
• X406

3.0L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac SRX 2011

List of elements for 3.0L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac SRX 2011:

• (under the vehicle) j402
• 5-v ref
• Batt pos vol
• Cnstr vent fuse 10a
• Comm enable
• Computer data lines system
• Drain wire
• Driver information center display
• Ecm batt fuse 10a
• Ecm fuse 20a
• Engine coolant temperature sensor (rear left cylinder head)
• Engine oil ind
• Exhaust bank 1 camshaft position actuator solenoid valve (right cylinder head)
• Fscm fuse 10a
• Fuel gauge
• Fuel pump
• Fuel pump flow control module (left rear cargo compt)
• Fuel pump fuse 20a
• G401
• G403
• Gnd
• Hot at all times
• Hot w/ ignition main relay energized
• Ign
• Ignvol
• Inj even fuse 20a
• Inj odd fuse 20a
• Instrument cluster
• Intake bank 2 camshaft position actuator solenoid valve (left cylinder head)
• J348
• J403
• J415
• Logic
• Low ref
• Mil ind
• Mtr low ref
• Nca
• Pnk
• Post fuse 15a
• Powertrain relay
• Pre fuse 15a
• Press sens sig
• Pump rly ctrl
• Pump supy vol
• Rear fuse block (left rear quarter panel)
• Ser data bus +
• Ser data bus -
• Serial data
• Tan
• Underhood fuse block (left front engine compt)
• X350
• X402
• X406

3.0L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac SRX 2011

List of elements for 3.0L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac SRX 2011:

• (cylinder 1) ignition coil 1
• (cylinder 2) ignition coil 2
• (cylinder 3) ignition coil 3
• (cylinder 4) ignition coil 4
• (cylinder 5) ignition coil 5
• (cylinder 6) ignition coil 6
• (fuel injector harness, near the inline connector x121) j107
• (left front engine block) engine oil pressure switch
• 5-v 1 ref
• 5-volt 2 ref
• Actuator hi ctrl
• Actuator low ref
• Cam phaser ctrl
• Ect sens sig
• Engine control module (ecm) (left front engine compt)
• Exhaust bank 1 sig
• Exhaust bank 2 sig
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G110 (left engine block)
• G112 (right front cylinder head)
• High pressure fuel pump (rear engine)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Intake bank 1 camshaft position actuator solenoid valve (right cylinder head)
• Intake bank 1 sig
• Intake bank 2 sig
• J108
• J126
• J127
• J135
• Low ref
• Nca
• Oil pressure sw sig
• Pos sens sig
• Spark plug
• Tan

3.0L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac SRX 2011

List of elements for 3.0L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac SRX 2011:

• (cylinder 1 port) fuel injector 1
• (cylinder 2 port) fuel injector 2
• (cylinder 3 port) fuel injector 3
• (cylinder 4 port) fuel injector 4
• (cylinder 5 port) fuel injector 5
• (cylinder 6 port) fuel injector 6
• (on right side of engine, near valve cover) evaporative emission purge solenoid valve
• 5-v 1 ref
• Crankshaft position sensor (right rear engine block)
• Engine control module (ecm) (left front engine compt)
• Exhaust bank 1 camshaft position sensor (right cylinder head)
• Exhaust bank 2 camshaft position actuator solenoid valve (left cylinder head)
• Exhaust bank 2 camshaft position sensor (left cylinder head)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• G111 (rear left cylinder head)
• Gnd
• Intake bank 1 camshaft position sensor (right cylinder head)
• Intake bank 2 camshaft position sensor (left cylinder head)
• J134
• Low ref
• Tan
• X198
• X199

3.0L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac SRX 2011

List of elements for 3.0L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac SRX 2011:

• (downstream of left catalytic converter) heated oxygen sensor bank 2 sensor 2
• (downstream of right catalytic converter) heated oxygen sensor bank 1 sensor 2
• (on left exhaust pipe,before catalytic converter) heated oxygen sensor bank 2 sensor 1
• (right catalytic converter) heated oxygen sensor bank 1 sensor 1
• 5-v 1 ref
• 5-v 2 ref
• 5-v 4 ref
• A tan
• Air temp sens sig
• C tan
• Charge ind sig
• Duty cycle sig
• Engine control module (ecm) (left front engine compt)
• Frp sens sig
• Fuel rail pressure sensor
• G111 (left rear cylinder head)
• Ground
• Ho2s hi sig
• Ho2s htr low ctrl
• Ho2s low ref
• Ho2s low sig
• Ho2s ref vol
• J128
• J134
• J136
• Knock sens 1 sig
• Knock sens 2 sig
• Knock sensor 1 (right side engine block)
• Knock sensor 2 (left side of engine)
• Low ref
• Maf sens sig
• Manifold absolute pressure sensor (intake manifold)
• Map sens sig
• Mass air flow/ intake air temperature sensor (right side engine compt)
• Park/neutral sig
• Purge sol ctrl
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl-1
• Tac mtr ctrl-2
• Tan
• Throttle body
• Tp sens 1 sig
• Tp sens 2 sig
• X198