ENGINE PERFORMANCE – Cadillac Seville SLS 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L VIN Y

4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (1 of 5) for Cadillac Seville SLS 2004:

• (body harn, 14 cm from yaw rate sensor)
• 5v ref
• 5volt ref
• A/c clutch rly ctrl
• A/c press sens sig
• Acc
• Acc/run/crank volt
• Air conditioning system
• Air pmp rly ctrl
• Bat
• Brake sw sig
• Class 2 serial data
• Computer data lines system
• Cooling fans system
• Crank sig
• Cruise control system
• Cruise ctrl engaged
• Cruise inhibit sig
• Electronic suspension system
• Engine spd sig
• Evaporative emissions (evap) canister purge solenoid (near throttle body)
• Evaporative emissions (evap) canister vent solenoid (left underside of vehicle chassis)
• Fuel press sens sig
• Fuel tank pressure sensor (top of fuel tank)
• G106 (lower left rear corner of eng)
• Grd
• H/s fan rly ctrl
• Hot at all times
• Hot in on or start
• Iat sensor
• Ign
• Ign 1 fuse 11 10a
• Ign 1 voltage
• Ignition switch
• Instrument cluster system
• Instrument panel cluster (ipc)
• L/s fan rly ctrl
• Lift/dive sig
• Low ref
• Malfunction indicator lamp (mil)
• Mass air flow (maf) sensor (near throttle body)
• Mil ctrl
• Off
• Pcm batt fuse 8 10a
• Pcm ign fuse 19 10a
• Pnk
• Power distribution system
• Powertrain control module (below air cleaner)
• Pri fuel lvl sens sig
• Pri fuel pmp rly ctrl
• Rear fuse block (under left rear seat)
• S130
• S205
• S332
• Sens sig
• Start
• Starter rly coil ctrl
• Starting/charging system
• Tan
• Tcc brake sw
• Underhood fuse block (right side of eng compt)
• Vent sol ctrl
• Vent sol fuse 11 10a
• Vss

4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (2 of 5) for Cadillac Seville SLS 2004:

• (in fuel tank) fuel pump & sender assembly
• (lower left rear corner of eng)
• (near radiator surge tank)
• (right side of eng compt) underhood fuse block
• Air pump fuse 45 50a
• Air solenoid relay
• Automatic transaxle
• Automatic transaxle internal mode switch (ims)
• Cruise control system
• Extended travel brake switch
• F/pmp fuse 20a
• F/pmp relay
• Fuel level sensor
• Fuel pump
• G106
• G109 (lower left rear corner of eng)
• G301 (under rear seat)
• G401 (right rear corner of rear compt)
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (on right exhaust manifold)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (near rear flange of catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (on left exhaust manifold)
• Hot at all times
• Hot in on or start
• Ign 1 fuse 10a
• Ign 1 fuse 11 10a
• Nca
• Pnk
• Power distribution system
• Rear fuse block (under left rear seat)
• Red
• S130
• Secondary air injection (air) pump (left front of eng compt)
• Secondary air injection (air) shut- off valve assembly
• Secondary air injection pump relay
• Splice pack sp301
• Splice pack sp401
• Tan
• Tcc brake switch signal
• Tcc/cruise release switch (near top of brake pedal)
• Trans fuse 13 10a

4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (3 of 5) for Cadillac Seville SLS 2004:

• 1-2 shft sol ctrl
• 1-2 shift solenoid valve
• 2-3 shift sol
• 2-3 shift solenoid valve
• Anti-lock brakes system
• At iss high sig
• At iss low sig
• Automatic trans- axle fluid pressure manual valve position switch
• Automatic trans- axle input shaft speed (iss) sensor
• Automatic transaxle
• Automatic transaxle fluid temper- ature (tft) sensor
• C3 powertrain control module (below air cleaner)
• Del torque sig
• E pnk
• Fluid press sw a sig
• Front/vss high sig
• Ho2s high sig (2/1)
• Ho2s htr low (2/1)
• Ho2s low sig (2/1)
• Iat sens sig
• Low ref (iat)
• Low ref (trans temp)
• Maf sens sig
• N pnk
• P red
• Pc sol high ctrl
• Pc sol vlv low ctrl
• Pnk
• Pressure control solenoid valve
• Red
• Req torque sig
• S113
• Switch a
• Switch b
• Tan
• Tcc sol ctrl
• Tft sens sig
• Torque converter clutch pulse width modulation (tcc pwm) solenoid valve
• Trans press sig c
• Trans range sw sig a
• Trans range sw sig b
• Trans range sw sig c
• Vehicle speed sensor (vss) (transaxle case extension)
• Vss/oss low sig

4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (4 of 5) for Cadillac Seville SLS 2004:

• (13 cm from ignition coil/ module 7)
• (15 cm from c140)
• (left rear of engine)
• (near throttle body) exhaust gas recirculation (egr) valve
• A6 pnk
• A8 pnk
• B5 pnk
• B6 pnk
• B9 pnk
• C8 pnk
• C9 pnk
• Coil mdl fuse 20a
• D4 pnk
• D8 pnk
• D9 pnk
• E red
• E4 pnk
• Engine coolant temperature (ect) sensor (right rear of engine)
• F4 pnk
• Fuel injector
• G108
• Hot in on or start
• Idle air control (iac) valve (on throttle body)
• Ignition coil/ module
• Injr 1 fuse 21 10a
• Injr 2 fuse 16 10a
• Manifold absolute pressure (map) sensor (top of throttle body)
• Oxy sen fuse 20 10a
• Pnk
• Red
• S142
• S144
• S146
• Stepper motor
• Throttle position (tp) sensor (on throttle body)
• Underhood fuse block (right side of eng compt)

4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004

List of elements for 4.6L VIN Y, Engine Performance Wiring Diagram (5 of 5) for Cadillac Seville SLS 2004:

• (13 cm from ign coil module 2)
• (15 cm from c139)
• (left rear of engine)
• (left side of engine) crankshaft position (ckp) sensor a
• (left side of engine) crankshaft position (ckp) sensor b
• (left side of oil pan) engine oil level switch
• (lower left rear corner of engine)
• (lower left rear of engine)
• (right rear corner of engine) camshaft position (cmp) sensor
• (under intake manifold top cover) knock sensor 1
• (under intake manifold top cover) knock sensor 2
• 12v ref
• 5v ref
• 5v ref (map)
• Air sol rly ctrl
• Crank sens a sig
• Crank sens b sig
• Ect sens sig
• Egr sol ctrl
• Egr sol high ctrl
• Egr vlv position sig
• Engine oil pressure (eop) switch (left side of engine)
• Evap canister sol ctrl
• 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
• G106
• G108
• Gen field duty sig
• Gen turn on sig
• Grd
• His res sig
• Ho2s high sig (1/1)
• Ho2s high sig (1/2)
• Ho2s htr low (1/1)
• Ho2s htr low (1/2)
• Ho2s low sig (1/1)
• Ho2s low sig (1/2)
• Iac coil a high ctrl
• Iac coil a low ctrl
• Iac coil b high ctrl
• Iac coil b low ctrl
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ignition coil/ module
• Ks 1 low ref
• Ks 1 sig
• Ks 2 sig
• Low ref
• Low ref (coolant sens)
• Low ref (crank ret)
• Low ref (egr)
• Low ref (est bank 1)
• Low ref (est bank 2)
• Low ref (map)
• Low ref (tps)
• Low ref ks 2
• Map sens sig
• Nca
• Oil lvl sw sig
• Oil press sw sig
• Pnk
• Pnk a
• Powertrain control module (below air cleaner
• Red
• Red b
• S130
• S132
• S133
• S135
• Starting/ charging system
• Tp sens sig