ENGINE PERFORMANCE – Cadillac STS 2007 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.6L VIN 7

3.6L VIN 7, Engine Performance Wiring Diagram (1 of 4) for Cadillac STS 2007

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (1 of 4) for Cadillac STS 2007:

• (1,3,5: top right side of engine) fuel injectors
• (2,4,6: top left side of engine) fuel injectors
• (in engine poa harness, 1 cm from ckp sensor connector)
• (in engine poa harness, 17 cm from ecm c1)
• (on left side of engine, attached to oil filter adapter housing) engine oil pressure (eop) sensor
• (on rear of intake manifold) intake manifold runner control (imrc) solenoid
• 5 volt ref 1
• 5 volt ref 2
• Bare
• Ckp sens sig
• Cmp exhaust 1
• Cmp exhaust 2
• Cmp intake 1
• Cmp intake 2
• Crankshaft position (ckp) sensor (on left side of engine)
• Ect sig
• Engine control module (ecm) (front of engine, on right valve cover)
• Evap purge
• G103 (top right side of engine, fastened to ecm case)
• G113 (front center of right front cylinder head)
• Gen fdc sig
• Gen turn on sig
• Ground
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (on right exhaust pipe)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (on right exhaust pipe)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (on left exhaust pipe)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (on left exhaust pipe)
• Ho2s heat ctrl
• Ho2s input pump
• Ho2s low ref
• Ho2s pump cur
• Ho2s ref volt
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Intake man ctrl
• Knock sensor (ks) 1 (on right side of engine)
• Knock sensor (ks) 2 (on left side of engine)
• Ks 1 sig
• Ks 2 sig
• Low ref
• Manifold pos sig
• Nca
• Oil pres sig
• Pres sens sig
• S104
• S121
• S137
• S148
• S150
• Starting/ charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan a
• Tps 2 sig
• Tps sig 1

3.6L VIN 7, Engine Performance Wiring Diagram (2 of 4) for Cadillac STS 2007

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (2 of 4) for Cadillac STS 2007:

• (right rear side of engine block, near starter)
• Canister vent fuse 10a
• Ecm/tcm fuse 10a
• Even coils fuse 15a
• Fuel pump fuse 15a
• Fuel pump relay
• G104 (near bumper bracket)
• G109 (near right front of engine block)
• G112
• G401 (in rear compt, to rear of right rear shock tower)
• Hfv6 ecm fuse 15a
• Hot at all times
• Hot in run or start
• Ignition coil 1 (on top front of left valve cover)
• Ignition coil 2 (on top front of right valve cover)
• Ignition coil 3 (on top center of left valve cover)
• Ignition coil 4 (on top center of right valve cover)
• Ignition coil 5 (on top rear of left valve cover)
• Ignition coil 6 (on top rear of right valve cover)
• Maf fuse 10a
• Nca
• Odd coils fuse 15a
• Pnk
• Post o2 fuse 10a
• Power distribution system
• Powertrain relay
• Pre o2/ cam fuse 15a
• R11
• R12
• R13
• R15
• R43
• R44
• R45
• R46
• R47
• R48
• R49
• R50
• Right rear fuse block (under right side of rear seat)
• Run/crank relay
• S101
• S119
• S125
• S126
• S127
• S128
• S129
• Spark plug
• Splice pack
• Tan
• Tcm/ ipc fuse 15a
• Underhood fuse block (right front side of engine compt)

3.6L VIN 7, Engine Performance Wiring Diagram (3 of 4) for Cadillac STS 2007

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (3 of 4) for Cadillac STS 2007:

• (32 cm from throttle body assembly connector) s124
• (in engine poa harness, 21 cm from throttle body assembly connector) s120
• (on front of left cylinder head, lower center position) camshaft position (cmp) actuator solenoid (exhaust bank 2)
• (on front of left cylinder head, on left side) camshaft position sensor (cmp) (exhaust bank 2)
• (on front of left cylinder head, on right side) camshaft position sensor (cmp) (intake bank 2)
• (on front of left cylinder head, upper center position) camshaft position (cmp) actuator solenoid (intake bank 2)
• (on front of right cylinder head, lower center position) camshaft position (cmp) actuator solenoid (exhaust bank 1)
• (on front of right cylinder head, on left side) camshaft position sensor (cmp) (intake bank 1)
• (on front of right cylinder head, on right side) camshaft position sensor (cmp) (exhaust bank 1)
• (on front of right cylinder head, upper center position) camshaft position (cmp) actuator solenoid (intake bank 1)
• +5v
• A/c refrigerant pressure sensor
• Barometric pressure (baro) sensor (in left rear side of upper intake manifold)
• Engine coolant temperature (ect) sensor (in center of left cylinder head)
• Evaporative emissions (evap) canister purge solenoid valve (on right side of engine, near valve cover)
• Logic
• Low ref
• Mass air flow (maf) & intake air temperature (iat) sensor (in air intake duct, near throttle body)
• Pnk
• Signal
• Tan
• Throttle actuator control (tac) motor
• Throttle body assembly
• Throttle position (tp) sensor

3.6L VIN 7, Engine Performance Wiring Diagram (4 of 4) for Cadillac STS 2007

List of elements for 3.6L VIN 7, Engine Performance Wiring Diagram (4 of 4) for Cadillac STS 2007:

• (attached to evap canister vent solenoid, at rear of fuel tank) fuel tank pressure (ftp) sensor
• (front center of right front cylinder head)
• (in engine harness, 19 cm from ho2s bank 1 sensor 1 connector)
• (in engine harness, 36 cm from brake pressure sensor connector)
• (in fuel tank jumper harness, 28 cm from fuel tank pressure sensor connector)
• (in fuel tank) fuel pump & sender assembly
• (in left side of rear compt, under rear shelf) rear object sensor control module
• (in top left side of fuel tank) secondary fuel sender assembly
• 5 volt ref 1
• 5v ref 1
• 5v ref 3
• A/c ref pres
• Accelerator pedal position (app) sensor (attached to top of accelerator pedal)
• Air conditioning system
• App sens 2 sig
• App sens sig 1
• Automatic transmission
• Battery +
• Clutch rly ctrl
• Cooling fans system
• Data wake-up
• Engine control module (ecm) (front of engine, on right valve cover)
• Evap vent sol
• Evaporative emissions (evap) canister vent solenoid valve (under rear of vehicle, above rear differential)
• Exterior lights system
• Fan rly ctrl
• Fuel lev sens
• Fuel lev sig
• Fuel level sensor
• G113
• G401 (in rear compt, to rear of right rear shock tower)
• Gmlan bus
• Ho2s heat ctrl
• Ho2s low ref
• Ho2s sig
• Iat sig
• Ign
• Ign 1 volt
• Inside rearview mirror
• Instrument panel cluster (ipc)
• Instrument panel module (ipm) (right side of dash, behind glove box)
• Lan bus +
• Lan bus -
• Logic
• Low ref
• Maf sig
• Main rly ctrl
• Malfunction indicator lamp
• Mil ctrl
• P/n sig
• Pnk
• Radio
• Rly ctrl
• S106
• S107
• S108
• S109
• S113
• S406
• Ser data bus
• Start rly ctrl
• Starting/ charging system
• Stop lp sw sig
• Tan
• Tank pres sig
• Transmission control module
• Transmission manual shift shaft switch assembly
• Vss sig
• W/infotainment system 012, 014 & 015
• W/intelligent high beam control
• Wake-up

4.4L VIN D

4.4L VIN D, Engine Performance Wiring Diagram (1 of 5) for Cadillac STS 2007

List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (1 of 5) for Cadillac STS 2007:

• (in fuel tank jumper harness, 28 cm from fuel tank pressure sensor connector) s406
• (in fuel tank) fuel pump & sender assembly
• (in top left side of fuel tank) secondary fuel sender assembly
• (rear of right cylinder head)
• 5 volt ref
• 5 volt ref 1
• 5 volt ref 2
• A/c refrigerant pressure sensor (near left front strut tower, on a/c refrigerant line)
• A/c refrigerant sig
• Baro sens low ref
• Baro sensor sig
• Barometric pressure (baro) sensor (top right side engine)
• Canister vent fuse 10a
• Coolant pump rly ctrl
• Cooling fans system
• D tan
• Ect sensor sig
• Eng oil level sw sig
• Engine control module (ecm) (on left front frame rail, below left headlamp assembly)
• Engine coolant temperature (ect) sensor
• Evap canister ctrl
• Fuel level sensor
• Fuel pump
• Fuel pump fuse 15a
• Fuel pump relay
• G100 (on rear side of right cylinder head)
• G401 (in rear compt, to rear of right rear shock tower)
• Gen field duty cycle
• Generator turn on sig
• Ground
• Hi spd gmlan bus +
• Hi spd gmlan bus -
• Ho2s high sig
• Ho2s htr low ctrl
• Ho2s low sig
• Hot at all times
• Iat 2 low ref
• Iat 2 sig
• Intake air temperature (iat) sensor 2 (top right front of engine, under intake air tube)
• Low ref
• Low spd cooling fan
• Manifold absolute pressure (map) sensor (top right side of engine, near baro sensor)
• Map sensor sig
• Park/neutral sig
• Pnk
• R11
• R12
• R13
• R15
• Right rear fuse block (under right side of rear seat)
• Splice pack
• Starting/ charging system
• Starting/charging system
• Super charger ctrl
• Tan
• Transmissions system

4.4L VIN D, Engine Performance Wiring Diagram (2 of 5) for Cadillac STS 2007

List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (2 of 5) for Cadillac STS 2007:

• (at bottom of radiator, between fans) charge air cooler (cac) coolant pump
• (in engine harness, 19 cm from ho2s bank 1 sensor 1 connector) s113
• (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 corner of engine compt, on underhood fuse block)
• Accelerator pedal position (app) sensor (attached to top of accelerator pedal)
• Cac coolant pump fuse 10a
• Cac coolant pump relay
• Evaporative emissions (evap) canister purge solenoid valve (on rear of engine, near throttle body)
• Evaporative emissions (evap) canister vent solenoid (under rear of vehicle, above rear differential)
• From b underhood fuse block (diagram 4 of 5)
• G100 (on rear side of right cylinder head)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (on right exhaust pipe, after catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (on left exhaust pipe, after catalytic converter)
• Hot at all times
• Instrument panel module (ipm) (right side of dash, behind glove box)
• Left rear fuse block (under left side of rear seat)
• Nca
• Pnk
• Post o2 fuse 15a
• Pre o2/ cam fuse 15a
• S101
• S104
• Tan
• Transmission control module (tcm)
• Underhood fuse block (right front side of engine compt)

4.4L VIN D, Engine Performance Wiring Diagram (3 of 5) for Cadillac STS 2007

List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (3 of 5) for Cadillac STS 2007:

• (attached to evap canister vent solenoid, at rear of fuel tank) fuel tank pressure (ftp) sensor
• (in left side of rear compt, under rear shelf) rear object sensor control module
• (left front of engine, at injector no 2) vacuum bypass valve
• (on left front frame rail, below left headlamp assembly)
• 5 volt ref 1
• 5 volt ref 2
• A/c compress rly ctrl
• Air conditioning system
• App sensor 1 sig
• App sensor 2 sig
• Battery positive volt
• Computer data lines system
• Cooling fans system
• Data
• Ecm/ tcm fuse 10a
• Engine control module (ecm)
• Evap canister vent ctrl
• Exterior lights system
• Fuel pump relay ctrl
• Fuel tank press sig
• G104 (on right front frame rail, near bumper bracket)
• Hi spd cooling fan
• Hot at all times
• Hot in run or start
• Ign
• Ign 1 volt
• Inside rearview mirror (isrvm)
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Malfunction indicator lamp
• Mil ctrl
• Pnk
• Powertrain relay
• Powertrain rly ctrl
• Pressure sensor sig
• Primary fuel level sig
• R43
• R44
• R45
• R46
• R47
• R48
• R49
• R50
• Radio
• Run/ crank relay
• Second fuel level sig
• Starter rly coil ctrl
• Starting/ charging system
• Stop lamp sw sig
• Tan
• Tcm/ipc/ ecm fuse 15a
• To even coils fuse (diagram 4 of 5)
• Transmissions system
• Underhood fuse block (right front side of engine compt)
• V8 ecm fuse 10a
• Vehicle speed sig
• W/ infotainment system 012, 014 & 015
• W/ intelligent high beam control

4.4L VIN D, Engine Performance Wiring Diagram (4 of 5) for Cadillac STS 2007

List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (4 of 5) for Cadillac STS 2007:

• (30 cm from ignition coil module 7 connector) s146
• (center of engine block, under intake manifold)
• (in ignition coil harness, 31 cm from ignition coil module 8 connector)
• (on rear side of right cylinder head) g107
• (on right side of engine, under intake manifold) knock sensor (ks) bank 1
• (on top right side of engine) super charger inlet air pressure (sciap) sensor
• (top right side of engine)
• 5v ref
• B tan
• Camshaft position actuator solenoid intake bank 1 (on front of right cylinder head, upper center position)
• Ckp sig
• Crankshaft position (ckp) sensor
• D d
• Even coils fuse 15a
• From a powertrain relay (diagram 3 of 5)
• Fuel injectors (1,3,5,7: top right side of engine)
• Fuel injectors (2,4,6,8: top left side of engine)
• Hfv6 ecm fuse 15a
• Ignition coil/ coil/ module 3 (top left of engine)
• Ignition coil/ module 1 (top left of engine)
• Ignition coil/ module 5 (top left of engine)
• Ignition coil/ module 6 (top right side of eng)
• Ignition coil/ module 7 (top left of engine)
• Ignition coil/ module 8 (top right side of engine)
• Low ref
• Nca
• Odd coils fuse 15a
• Pnk
• Pnk a
• Pnk b
• S102
• S103
• S131
• S133
• S135
• S142
• S144
• Side of engine)
• Spark plug
• Tan
• Tan c
• Tan c c
• To post o2 fuse (diagram 2 of 5)
• Underhood fuse block (right front side of engine compt)

4.4L VIN D, Engine Performance Wiring Diagram (5 of 5) for Cadillac STS 2007

List of elements for 4.4L VIN D, Engine Performance Wiring Diagram (5 of 5) for Cadillac STS 2007:

• (on front of left cylinder head, on left side)
• (on front of left cylinder head, on right side)
• (on front of right cylinder head, on left side)
• (on front of right cylinder head, on right side)
• (on left front frame rail, below left headlamp assembly)
• 5 volt a
• 5 volt ref
• 5 volt ref 1
• 5 volt ref 2
• Camshaft position actuator solenoid exhaust bank 1 (on front of right cylinder head, lower center position)
• Camshaft position actuator solenoid exhaust bank 2 (on front of left cylinder head, lower center position)
• Camshaft position actuator solenoid intake bank 2 (on front of left cylinder head, upper center position)
• Camshaft position sensor exhaust bank 1 low ref b
• Camshaft position sensor exhaust bank 2 low ref b
• Camshaft position sensor intake bank 1 low ref b
• Camshaft position sensor intake bank 2 low ref b
• Ckp sensor sig
• Cmp act sol b1 exhst
• Cmp act sol b1 intk
• Cmp act sol b2 exhst
• Cmp act sol b2 intk
• Cmp exh c
• Cmp sen sig
• Cmp sig c
• Eng oil temp sens sig
• Engine control module (ecm)
• Engine oil level & temperature sensor (bottom center of engine oil pan)
• Engine oil pressure (eop) sensor (on left side of engine)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel inj 7 ctrl
• Fuel inj 8 ctrl
• G100 (on rear side of right cylinder head)
• Gnd
• Ground
• Ho2s high sig
• Ho2s high sig bank 1
• Ho2s htr low ctrl
• Ho2s low sig
• Ho2s low sig bank 1
• Iat sensor sig
• Iat sig
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ign 1 volt
• Ign volt
• Knock sensor (ks) bank 2 (on left side of engine, under intake manifold)
• Ks 1 sig
• Ks 2 sig
• Low ref
• Maf sensor sig
• Maf sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (left side of engine compt, in air intake tube)
• Oil press sens sig
• Oil temp sens low ref
• Pnk
• S151
• Sensor return
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan d
• Tan e
• Throttle body assembly
• Tp sensor 1 sig
• Tp sensor 2 sig

4.6L VIN A

4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac STS 2007

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (1 of 5) for Cadillac STS 2007:

• (in left side of rear compt, under rear shelf) rear object sensor control module
• (on left front frame rail, below left headlamp assembly) engine control module (ecm)
• 5 volt ref 1
• 5 volt ref 2
• A/c refrigerant pressure sensor (near left front strut tower, on a/c refrigerant line)
• A/c refrigerant sig
• Canister vent fuse 10a
• Computer data lines system
• Cooling fans system
• Data bus +
• Data bus -
• Ect sensor sig
• Engine coolant temperature (ect) sensor (in rear side of right cylinder head)
• Evap canister sol ctrl
• Evaporative emissions (evap) canister purge solenoid valve (on rear of engine, near throttle body)
• Evaporative emissions (evap) canister vent solenoid (under rear of vehicle, above rear differential)
• Fuel pump fuse 15a
• Fuel pump relay
• G100 (on rear side of right cylinder head)
• G401 (in rear compt, to rear of right rear shock tower)
• Gen field duty sig
• Gen turn on sig
• Ground
• Ho2s heater low
• Ho2s heater low ctrl
• Ho2s high sig
• Ho2s low sig
• Hot at all times
• Inside rearview mirror
• Low ref
• Low speed relay ctrl
• Manifold absolute pressure (map) sensor (front center of engine, in back of throttle body)
• Map sensor sig
• Park/neutral sig
• R11
• R12
• R13
• R15
• Radio
• Right rear fuse block (under right side of rear seat)
• S152
• Splice pack
• Starting/ charging system
• Starting/charging system
• Tan
• Transmissions system
• W/ infotainment system 012, 014 & 015
• W/ intelligent high beam control

4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac STS 2007

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (2 of 5) for Cadillac STS 2007:

• (on left exhaust pipe, after catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 2
• (on left exhaust pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 2 sensor 1
• (on right exhaust pipe, after catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 2
• (on right exhaust pipe, before catalytic converter) heated oxygen sensor (ho2s) bank 1 sensor 1
• Accelerator pedal position (app) sensor (attached to top of accelerator pedal)
• Camshaft position (cmp) actuator solenoid exhaust bank 1 (on front of right cylinder head, lower center position)
• Camshaft position (cmp) actuator solenoid exhaust bank 2 (on front of left cylinder head, lower center position)
• Camshaft position (cmp) actuator solenoid intake bank 1 (on front of right cylinder head, upper center position)
• Camshaft position (cmp) actuator solenoid intake bank 2 (on front of left cylinder head, upper center position)
• From b underhood fuse block (diagram 4 of 5)
• Knock sensor (ks) bank 2 (on left side of engine, under intake manifold)
• Nca
• Post o2 fuse 15a
• Pre o2/ cam fuse 15a
• S101
• S104
• Tan
• Underhood fuse block (right front side of engine compt)

4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac STS 2007

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (3 of 5) for Cadillac STS 2007:

• (39 cm from brake pressure sensor connector) s105
• (attached to evap canister vent solenoid, at rear of fuel tank) fuel tank pressure (ftp) sensor
• (in fuel tank) fuel pump & sender assembly
• (in rear compt, to rear of right rear shock tower)
• (in top left side of fuel tank) secondary fuel sender assembly
• 5 volt ref 1
• 5 volt ref 2
• A/c compressor ctrl
• Air conditioning system
• App sensor 1 sig
• App sensor 2 sig
• Battery positive volt
• C1 starter relay ctrl
• Cooling fans system
• Ecm/ tcm fuse 10a
• Ecm/tcm serial data
• Engine control module (ecm) (on left front frame rail, below left headlamp assembly)
• Evap canister ctrl
• Exterior lights system
• Fuel level sensor
• Fuel level sensor sig
• Fuel pump
• Fuel pump relay ctrl
• Fuel tank sensor sig
• G104 (on right front frame rail, near bumper bracket)
• G401
• High speed relay ctrl
• Hot at all times
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Malfunction indicator lamp
• Mil ctrl
• Pnk
• Powertrain relay
• Powertrain relay ctrl
• R43
• R44
• R45
• R46
• R47
• R48
• R49
• R50
• Run/ crank relay
• Run/crank ign 1 volt
• S406 (28 cm from fuel tank pressure sensor connector)
• Secondary sensor sig
• Shift interlock system
• Starting/charging system
• Stop lamp switch sig
• Tan
• Tcm/ ipc fuse 15a
• To even coils fuse (diagram 4 of 5)
• Transmissions system
• Underhood fuse block (right front side of engine compt)
• V8 ecm fuse 10a
• Vehicle speed sig

4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac STS 2007

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (4 of 5) for Cadillac STS 2007:

• (in ignition coil harness, 31 cm tan
• (on rear side of right cylinder head) g107
• B tan
• D d
• Even coils fuse 15a
• From ignition coil module 8 connector) s135
• From powertrain a relay (diagram 3 of 5)
• Fuel injectors (1,3,5,7: top right side of engine)
• Fuel injectors (2,4,6,8: top left side of engine)
• Ignition coil/ module (1,3,5,7: top left side of engine)
• Ignition coil/ module (2,4,6,8: top right side of engine)
• Knock sensor (ks) bank 1 (on right side of engine, under intake manifold)
• Nca
• Odd coils fuse 15a
• Pnk
• Pnk a
• Pnk b
• S102
• S103
• S131
• S133
• S142
• S144
• S146 (in ignition coil harness, 30 cm from ignition coil module 7 connector)
• Spark plug
• Tan
• Tan c
• Tan c c
• To post o2 fuse (diagram 2 of 5)
• Underhood fuse block (right front side of engine compt)

4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac STS 2007

List of elements for 4.6L VIN A, Engine Performance Wiring Diagram (5 of 5) for Cadillac STS 2007:

• 5 volt
• 5 volt ref 1
• 5 volt ref 2
• A pnk
• B tan
• Camshaft position sensor exhaust bank 1 (on front of right cylinder head, on right side)
• Camshaft position sensor exhaust bank 2 (on front of left cylinder head, on left side)
• Camshaft position sensor intake bank 1 (on front of right cyl head, on left side)
• Camshaft position sensor intake bank 2 (on front of left cylinder head, on right side)
• Ckp sen sig
• Ckp sensor sig
• Cmp actuator bank 1
• Cmp actuator bank 2
• Cmp exhaust 1 ctrl
• Cmp exhaust 1 sig
• Cmp exhaust 2 ctrl
• Cmp exhaust 2 sig
• Cmp intake 1 sig
• Cmp intake 2 sig
• Cmp sig
• Crankshaft position (ckp) sensor (center of engine block, under intake manifold)
• Engine control module (ecm) (on left front frame rail, below left headlamp assembly)
• Engine oil pressure (eop) sensor (on left side of engine)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel inj 7 ctrl
• Fuel inj 8 ctrl
• G100 (on rear side of right cylinder head)
• Gnd
• Ground
• Ho2s heater low ctrl
• Ho2s high sig
• Ho2s low sig
• Iat sensor sig
• Iat sig
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ign 1 volt
• Knock sensor 1 sig
• Knock sensor 2 sig
• Low ref
• Maf sensor sig
• Maf sig
• Mass air flow (maf)/intake air temperature (iat) sensor (in air intake duct, near throttle body)
• Oil pressure sig
• Pnk
• S152
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Tan d
• Tan e
• Throttle body assembly
• Tp sensor 1 sig
• Tp sensor 2 sig
• Volt ref