ENGINE PERFORMANCE – Cadillac DTS 2006 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L VIN 9

4.6L VIN 9, Engine Performance Wiring Diagram (1 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN 9, Engine Performance Wiring Diagram (1 of 5) for Cadillac DTS 2006:

• (behind right side of dash) body control module (bcm)
• (left rear of engine compartment, on strut tower)
• (not used) c
• (on transmission) g112
• (under center of vehicle, on top of fuel tank)
• 5v ref 1
• 5v ref 2
• A/c com clutch rly
• Acc wake up serial data
• Accelerator pedal position (app) sensor (top of accelerator assembly)
• Accessory wake up
• Air conditioning system
• App sensor 1 sig
• App sensor 2 sig
• Battery pos volt
• Cooling fans system
• Ecm ign 3 fuse 10a
• Ecm/crnk fuse 15a
• Engine control module (ecm) (left side of engine compartment)
• Engine oil level switch (on left side of oil pan)
• Engine oil pressure (eop) switch (left side of engine, on oil filter adapter)
• Evap canister vent
• Exterior lights system
• Fan relay ctrl
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor
• G112 (on transmission)
• Hot at all times
• Hot in run or start
• Ign
• Ignition 1 voltage
• Instrument panel cluster (ipc)
• Logic
• Low reference
• Malfunction indicator lamp (mil)
• Mil control
• Oss hi sig
• Oss low sig
• Oxy pst fuse 15a
• Pnk
• Power distribution system
• Pressure sns sig
• Primary fuel level
• Pwr/train relay
• Rly ctrl
• Run/crnk relay
• S104 (approximately 13 cm (5 in) from breakout to c138)
• S105
• Starter rly coil
• Starting/ charging system
• Stop lamp sw sig
• Tan
• To fuse pwr trn fuse 15a (diagram 4 of 5)
• Transmission control module (tcm)
• Underhood fuse block (at right side of engine compartment)
• Vehicle speed sensor (vss) (on transaxle case extension)

4.6L VIN 9, Engine Performance Wiring Diagram (2 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN 9, Engine Performance Wiring Diagram (2 of 5) for Cadillac DTS 2006:

• (early) (late)
• (in fuel tank) fuel pump & sender assembly
• (on a/c pressure hose, near compressor) a/c refrigerant pressure sensor
• (under left rear of vehicle) evaporative emissions (evap) canister vent solenoid valve
• 5v ref 1
• 5v ref 2
• Air pump relay ctrl
• Cnstr vent fuse 10a
• Cooling fans system
• Ctrl bank 2 sns 1
• Engine control module (ecm) (left side of engine compartment)
• Evap canister purge
• Field duty cycle sig
• Fuel pump fuse 20a
• Fuel/ pump relay
• G301 (under left side of rear seat)
• G403 (right rear of trunk)
• Hot at all times
• Low reference
• Low speed cooling
• Oil level sw sig
• Park/neutral
• Pnk
• Rear fuse block (under left rear seat)
• Ref bank 2 sns 1
• Reverse lockout sol
• S100
• S316 (approximately 5 cm (2 in) from breakout to electronic suspension control module)
• Serial data bus -
• Spare ecm/tcm fuse 15a
• Starting/ charging system
• Tan
• Transmissions system
• Turn on signal
• Volt bank 2 sns 1

4.6L VIN 9, Engine Performance Wiring Diagram (3 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN 9, Engine Performance Wiring Diagram (3 of 5) for Cadillac DTS 2006:

• (at lower left corner of engine compt) secondary air injection (air) pump
• (at top rear of engine) evaporative emissions (evap) canister purge solenoid valve
• (top right front of engine) secondary air injection (air) check valve
• A/c com clutch
• Air pump fuse 50a
• Air pump relay
• Air/ sol relay
• Air/sol fuse 15a
• Computer data lines system
• Ect sensor sig
• Engine control module (ecm) (left side of engine compartment)
• Engine coolant temperature (ect) sensor (on right rear of engine)
• G115 (on transmission)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (on left exhaust manifold)
• Hot at all times
• Hot in run or start
• Manifold absolute pressure (map) sensor (on top rear of engine, near throttle body)
• Map sensor sig
• Nca
• Oil pre sw signal
• Pnk
• Pre sns sig
• Red
• S106
• Serial data bus +
• Tan
• Underhood fuse block (at right side of engine compartment)

4.6L VIN 9, Engine Performance Wiring Diagram (4 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN 9, Engine Performance Wiring Diagram (4 of 5) for Cadillac DTS 2006:

• (approximately 6 cm (2 in) from branch to engine coolant temperature (ect) sensor)
• (at top right rear of engine, on cam cover) exhaust gas recirculation (egr) valve
• (in engine harness, approximately 3 cm (1 in) from branch to c139) s109
• (in engine harness, approximately 7 cm (4 in) from branch to c139)
• (in even bank ignition coil harness, between c139 & ignition coil/module 8) s135
• (in even bank ignition coil harness, pnk
• (in odd bank ignition coil harness, between c140 & ignition coil/module 7) s142
• (top left side of engine)
• (top right side of engine)
• Between c139 & ignition coil/module 8) s131
• Coil/module 7) s146
• Ctrl
• From ecm/crnk fuse 15a (daigram 1 of 5)
• Fuel injector (top left side of engine)
• Fuel injector (top right side of engine)
• G100 (rear of right cylinder bank)
• Gnd
• Ign
• Ignition coil/module 1
• Ignition coil/module 2
• Ignition coil/module 3
• Ignition coil/module 4
• Ignition coil/module 5
• Ignition coil/module 6
• Ignition coil/module 7
• Ignition coil/module 8
• Inj/coil fuse 15a
• Low
• Nca
• Pnk
• Pnk/tan
• Pwr trn fuse 15a
• Red
• Red b
• S102
• S110
• S133
• S144
• Spark plug
• Underhood fuse block (at right side of engine compartment)

4.6L VIN 9, Engine Performance Wiring Diagram (5 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN 9, Engine Performance Wiring Diagram (5 of 5) for Cadillac DTS 2006:

• (under center of vehicle, after catalytic converter)
• 5v ref 1
• 5v ref 2
• Camshaft position (cmp) sensor (right front of engine)
• Ckp sensor sig
• Cmp sensor sig
• Crankshaft position (ckp) sensor (top left center of engine)
• Egr sol high ctrl
• Egr sol low ctrl
• Egr valve pos sig
• Engine control module (ecm) (left side of engine compartment)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• G112 (on transmission)
• Heated oxygen sensor (ho2s) 2
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (on right exhaust manifold)
• Heater low ctrl
• Ho2s 2 high sig
• Ho2s 2 low sig
• Iat sensor sig
• Ic 1 control
• Ic 2 ctrl
• Ic 3 control
• Ic 4 control
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 control
• Ignition 1 voltage
• Knock sensor 1 (on top right side of engine)
• Knock sensor 2 (on top left side of engine block)
• Knock sns 1 signal
• Knock sns 2 sig
• Knock sns low ref
• Low ref
• Low reference
• Maf sensor sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (on intake air duct)
• Nca
• Pnk
• Pnk/red
• Pnk/tan
• Ref bank 1 sen 1
• S105
• Signal ground
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Tan/pnk
• Throttle body assembly (top rear of engine)
• Tp sensor 1 sig
• Tp sensor 2 sig
• Volt bank 1 sns 1

4.6L VIN Y

4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac DTS 2006:

• (behind right side of dash) body control module (bcm)
• (left rear of engine compartment, on strut tower)
• (not used) c
• (on transmission) g112
• (under center of vehicle, on top of fuel tank)
• 5v ref 1
• 5v ref 2
• A/c com clutch rly
• Acc wake up serial data
• Accelerator pedal position (app) sensor (top of accelerator assembly)
• Accessory wake up
• Air conditioning system
• App sensor 1 sig
• App sensor 2 sig
• Battery pos volt
• Cooling fans system
• Ecm ign 3 fuse 10a
• Ecm/crnk fuse 15a
• Engine control module (ecm) (left side of engine compartment)
• Engine oil level switch (on left side of oil pan)
• Engine oil pressure (eop) switch (left side of engine, on oil filter adapter)
• Evap canister vent
• Exterior lights system
• Fan relay ctrl
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor
• G112 (on transmission)
• Hot at all times
• Hot in run or start
• Ign
• Ignition 1 voltage
• Instrument panel cluster (ipc)
• Logic
• Low reference
• Malfunction indicator lamp (mil)
• Mil control
• Oss hi sig
• Oss low sig
• Oxy pst fuse 15a
• Pnk
• Power distribution system
• Pressure sns sig
• Primary fuel level
• Pwr/train relay
• Rly ctrl
• Run/crnk relay
• S104 (approximately 13 cm (5 in) from breakout to c138)
• S105
• Starter rly coil
• Starting/ charging system
• Stop lamp sw sig
• Tan
• To fuse pwr trn fuse 15a (diagram 4 of 5)
• Transmission control module (tcm)
• Underhood fuse block (at right side of engine compartment)
• Vehicle speed sensor (vss) (on transaxle case extension)

4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac DTS 2006:

• (early) (late)
• (in fuel tank) fuel pump & sender assembly
• (on a/c pressure hose, near compressor) a/c refrigerant pressure sensor
• (under left rear of vehicle) evaporative emissions (evap) canister vent solenoid valve
• 5v ref 1
• 5v ref 2
• Air pump relay ctrl
• Cnstr vent fuse 10a
• Cooling fans system
• Ctrl bank 2 sns 1
• Engine control module (ecm) (left side of engine compartment)
• Evap canister purge
• Field duty cycle sig
• Fuel pump fuse 20a
• Fuel/ pump relay
• G301 (under left side of rear seat)
• G403 (right rear of trunk)
• Hot at all times
• Low reference
• Low speed cooling
• Oil level sw sig
• Park/neutral
• Pnk
• Rear fuse block (under left rear seat)
• Ref bank 2 sns 1
• Reverse lockout sol
• S100
• S316 (approximately 5 cm (2 in) from breakout to electronic suspension control module)
• Serial data bus -
• Spare ecm/tcm fuse 15a
• Starting/ charging system
• Tan
• Transmissions system
• Turn on signal
• Volt bank 2 sns 1

4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac DTS 2006:

• (at lower left corner of engine compt) secondary air injection (air) pump
• (at top rear of engine) evaporative emissions (evap) canister purge solenoid valve
• (top right front of engine) secondary air injection (air) check valve
• A/c com clutch
• Air pump fuse 50a
• Air pump relay
• Air/ sol relay
• Air/sol fuse 15a
• Computer data lines system
• Ect sensor sig
• Engine control module (ecm) (left side of engine compartment)
• Engine coolant temperature (ect) sensor (on right rear of engine)
• G115 (on transmission)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (on left exhaust manifold)
• Hot at all times
• Hot in run or start
• Manifold absolute pressure (map) sensor (on top rear of engine, near throttle body)
• Map sensor sig
• Nca
• Oil pre sw signal
• Pnk
• Pre sns sig
• Red
• S106
• Serial data bus +
• Tan
• Underhood fuse block (at right side of engine compartment)

4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac DTS 2006:

• (approximately 6 cm (2 in) from branch to engine coolant temperature (ect) sensor)
• (at top right rear of engine, on cam cover) exhaust gas recirculation (egr) valve
• (in engine harness, approximately 3 cm (1 in) from branch to c139) s109
• (in engine harness, approximately 7 cm (4 in) from branch to c139)
• (in even bank ignition coil harness, between c139 & ignition coil/module 8) s135
• (in even bank ignition coil harness, pnk
• (in odd bank ignition coil harness, between c140 & ignition coil/module 7) s142
• (top left side of engine)
• (top right side of engine)
• Between c139 & ignition coil/module 8) s131
• Coil/module 7) s146
• Ctrl
• From ecm/crnk fuse 15a (daigram 1 of 5)
• Fuel injector (top left side of engine)
• Fuel injector (top right side of engine)
• G100 (rear of right cylinder bank)
• Gnd
• Ign
• Ignition coil/module 1
• Ignition coil/module 2
• Ignition coil/module 3
• Ignition coil/module 4
• Ignition coil/module 5
• Ignition coil/module 6
• Ignition coil/module 7
• Ignition coil/module 8
• Inj/coil fuse 15a
• Low
• Nca
• Pnk
• Pnk/tan
• Pwr trn fuse 15a
• Red
• Red b
• S102
• S110
• S133
• S144
• Spark plug
• Underhood fuse block (at right side of engine compartment)

4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac DTS 2006

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac DTS 2006:

• (under center of vehicle, after catalytic converter)
• 5v ref 1
• 5v ref 2
• Camshaft position (cmp) sensor (right front of engine)
• Ckp sensor sig
• Cmp sensor sig
• Crankshaft position (ckp) sensor (top left center of engine)
• Egr sol high ctrl
• Egr sol low ctrl
• Egr valve pos sig
• Engine control module (ecm) (left side of engine compartment)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• G112 (on transmission)
• Heated oxygen sensor (ho2s) 2
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (on right exhaust manifold)
• Heater low ctrl
• Ho2s 2 high sig
• Ho2s 2 low sig
• Iat sensor sig
• Ic 1 control
• Ic 2 ctrl
• Ic 3 control
• Ic 4 control
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 control
• Ignition 1 voltage
• Knock sensor 1 (on top right side of engine)
• Knock sensor 2 (on top left side of engine block)
• Knock sns 1 signal
• Knock sns 2 sig
• Knock sns low ref
• Low ref
• Low reference
• Maf sensor sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (on intake air duct)
• Nca
• Pnk
• Pnk/red
• Pnk/tan
• Ref bank 1 sen 1
• S105
• Signal ground
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Tan/pnk
• Throttle body assembly (top rear of engine)
• Tp sensor 1 sig
• Tp sensor 2 sig
• Volt bank 1 sns 1