ENGINE PERFORMANCE – Chevrolet Cavalier LS 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.2L CNG

2.2L CNG, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Cavalier LS 2004

List of elements for 2.2L CNG, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Cavalier LS 2004:

• 5v ref
• A/c clutch relay
• A/c press 5v ref
• A/c press low ref
• A/c press sens sig
• A/c refrigerant pressure sensor (right front corner of eng compt)
• A/c system
• Af fuel tank temp
• Af fuel temp sens
• Af relay ctrl
• Battery
• Bcm/clu fuse 10a
• Body control system
• Brake sw
• Class 2 serial data
• Computer data lines system
• Cool fan control
• Cooling fans system
• Cruise control brake switch (w/ cruise control) (on left side of dash, below steering column
• Cruise control module (ccm) (right rear side of engine compt)
• Cruise control system
• Cruise inhibit sig
• Erls fuse 10a
• Evap vent sol
• Evaporative emission canister vent solenoid (under rear of vehicle)
• F/p-inj fuse 15a
• Ftp sens 5v ref
• Ftp sens low ref
• Ftp sens sig
• Fuel gauge select switch
• Fuel gauge sw
• Fuel indicator lamp
• Fuel inj mod status
• Fuel level sig
• Fuel pump ctrl
• Fuel tank pressure (ftp) sensor (top of fuel tank)
• Hot at all times
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Iat sens 5v ref
• Iat sens low ref
• Ignition
• Instrument panel cluster (ipc)
• Intake air temperature (iat) sensor (on air cleaner outlet duct assembly)
• Low ref
• Malfunction indicator lamp
• Mil control
• Pcm fuse 10a
• Pnk
• Pnk pnk
• Powertrain control module (pcm) (right rear of engine compt)
• Red
• S001
• S214
• Solid state
• Speed sig
• Stop lamp switch (w/o cruise) (below left side side dash, near steering column)
• Tan
• Underhood fuse block (left front of engine compt)

2.2L CNG, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Cavalier LS 2004

List of elements for 2.2L CNG, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Cavalier LS 2004:

• (in top of fuel tank) fuel pump & sender assembly
• (left front of engine compt, in underhood fuse block) af relay
• (left front of engine compt, in underhood fuse block) fuel pump (fp) relay
• A17
• A19
• Af fuel inj 1 ctrl
• Af fuel inj 2 ctrl
• Af fuel inj 3 ctrl
• Af fuel inj 4 ctrl
• Af relay ctrl
• B17
• B19
• Battery positive
• Cng fuel injectors
• Cng fuel tank pressure sensor (threaded into the cng tank)
• Cng fuel tank temperature sensor (integral to cng tank)
• Fuel inj 1 sig
• Fuel inj 2 sig
• Fuel inj 3 sig
• Fuel inj 4 sig
• Fuel inj mod status
• Fuel injection control module (left side of radiator support)
• G110 (rear of engine)
• G112 (on rear of engine)
• G304 (below left front seat, on frame rail)
• Ground
• Hot at all times
• Pcm fuse 10a
• Pnk
• Pnk/red
• Red
• S002
• S003
• S009
• S010
• S013
• S330
• Tan
• Underhood fuse block (left front of engine compt)

2.2L CNG, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Cavalier LS 2004

List of elements for 2.2L CNG, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Cavalier LS 2004:

• 87a
• Af d1
• Af d2
• Af injector 1 relay
• Af injector 2 relay
• Af injector 3 relay
• Af injector 4 relay
• Af lock off fuse 10a
• Cng fuel rail pressure sensor (threaded into cng fuel rail)
• Cng fuel rail temperature sensor (threaded into cng fuel rail)
• Engine compartment fuse/relay center
• G112 (on rear of engine)
• Gas fuel injectors
• High pressure lock-off solenoid (threaded into cng fuel tank)
• Hot in run
• Low pressure lock-off solenoid (on trans bellhousing)
• Nca
• Pnk
• Pnk/red
• S002
• S004
• S005
• S006
• S007
• S008
• S011 pnk/red
• S014
• S121

2.2L CNG, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Cavalier LS 2004

List of elements for 2.2L CNG, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Cavalier LS 2004:

• (on rear of engine) g110
• (on top left of engine) ignition control module (icm)
• 1-2 shift sol
• 2-3 shift sol
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• Crankshaft position (ckp) sensor (on left
• Engine coolant temperature (ect) sensor (on top right rear of engine)
• Gnd
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Ign fuse 20a
• Ignition coils
• Inter- connect
• P,r,n,d4,lo
• Pnk
• Pressure control sol
• Rear of engine)
• Red
• Release tcc
• Rev,d,2,1
• S171
• Tan
• Tcc pwm sol
• Transaxle range switch

2.2L CNG, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Cavalier LS 2004

List of elements for 2.2L CNG, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Cavalier LS 2004:

• (on rear of engine) g110
• 1-2 ss
• 2-3 ss
• 5v ref
• Af fuel rail press
• Af fuel tank press
• Ckp sens low ref
• Ckp sens sig
• Cmp sens sig
• Cruise engage sig
• Ect sens low ref
• Ect sens sig
• Engine oil pressure sensor (on left rear of engine)
• Erls fuse 10a
• Evap purge sol
• Evaporative emission (evap) canister purge solenoid (on top rear of engine)
• Gen field duty sig
• Gen turn on sig
• Generator
• Heated oxygen (ho2s) sensor 1 (in exhaust manifold, forward of catalytic converter)
• Heated oxygen (ho2s) sensor 2 (in exhaust, rearward of catalytic converter)
• High press lock-off
• Ho2s 1 high sig
• Ho2s 1 htr ctrl
• Ho2s 1 low sig
• Ho2s 2 high sig
• Ho2s 2 htr ctrl
• Ho2s 2 low sig
• Hot in run
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Iac coil a high
• Iac coil a low
• Iac coil b high
• Iac coil b low
• Ic timing ctrl
• Idle air control (iac) valve (on throttle body assy)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Iss high
• Iss low
• Knock sens low ref
• Knock sens sig
• Knock sensor (ks) (on left rear side of engine block)
• Low press lock-off
• Low ref
• Manifold absolute pressure (map) sensor (mounted on side of throttle body)
• Map sens 5v ref
• Map sens low ref
• Map sens sig
• Nca
• O2 htr fuse 10a
• Oil press sig
• Pc sol high
• Pc sol low
• Pcm ground
• Pnk
• Powertrain control module (pcm) (right rear of engine compt)
• Red
• S107
• S171
• Tan
• Tcc release sig
• Tcc sol
• Tfp sw a
• Tfp sw b
• Tfp sw c
• Tft sens sig
• Tft sesn low ref
• Throttle position (tp) sensor (on throttle body assy)
• Tp sens 5v ref
• Tp sens low ref
• Tp sens sig
• Trs sig a
• Trs sig b
• Trs sig c
• Trs sig p
• Vehicle speed sensor (vss) (on right rear of transmission)
• Vss high
• Vss low

2.2L VIN F

2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2004

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 3) for Chevrolet Cavalier LS 2004:

• (in top of fuel tank) fuel pump & sender assembly
• (w/o cruise) (below left side side dash, near steering column)
• A/c clutch relay
• A/c press 5v ref
• A/c press low ref
• A/c press sens sig
• A/c refrigerant pressure sensor (right front corner of eng compt)
• A/c system
• A17
• A19
• B17
• B19
• Battery
• Bcm/clu fuse 10a
• Body control system
• Brake sw
• Class 2 serial data
• Computer data lines system
• Cool fan control
• Cooling fans system
• Cruise control brake switch (w/ cruise control) (on left side of dash, below steering column
• Cruise control module (ccm) (right rear side of engine compt)
• Cruise control system
• Cruise inhibit sig
• Erls fuse 10a
• Evap vent sol
• Evaporative emission canister vent solenoid (under rear of vehicle)
• F/p-inj fuse 15a
• Ftp sens 5v ref
• Ftp sens low ref
• Ftp sens sig
• Fuel level sig
• Fuel pump
• Fuel pump (fp) relay (left front of eng compt)
• Fuel pump ctrl
• Fuel tank pressure (ftp) sensor (top of fuel tank)
• G110 (on rear of engine)
• G304 (below left front seat, on frame rail)
• Hot at all times
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Iat sens 5v ref
• Iat sens low ref
• Ignition
• Instrument panel cluster
• Intake air temperature (iat) sensor (on air cleaner outlet duct assembly)
• Malfunction indicator lamp
• Mil control
• Pcm fuse 10a
• Pnk
• Powertrain control module (pcm) (right rear of engine compt)
• S121
• S171
• S214
• S330
• Solid state
• Speed sig
• Stop lamp switch
• Tan
• Underhood fuse block (left front of engine compt)

2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2004

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 3) for Chevrolet Cavalier LS 2004:

• (on rear of engine) g110
• 1-2 shift sol
• 2-3 shift sol
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• Crankshaft position (ckp) sensor (on left
• Engine coolant temperature (ect) sensor (on top right rear of engine)
• Gnd
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Ign mdl fuse 20a
• Ignition coils
• Ignition control module (icm) (on top left of engine)
• Inter- connect
• P,r,n,d4,lo
• Pnk
• Pressure control sol
• Rear of engine)
• Red
• Release tcc
• Rev,d,2,1
• S171
• Tan
• Tcc pwm sol
• Transaxle range switch

2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2004

List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 3) for Chevrolet Cavalier LS 2004:

• (on rear of engine) g110
• 1-2 ss
• 2-3 ss
• Ckp sens low ref
• Ckp sens sig
• Cmp sens sig
• Cruise engage sig
• Ect sens low ref
• Ect sens sig
• Engine oil pressure sensor (on left rear of engine)
• Erls fuse 10a
• Evap purge sol
• Evaporative emission (evap) canister purge solenoid (on top rear of engine)
• Fuel injectors
• Gen field duty sig
• Gen turn on sig
• Generator
• Heated oxygen (ho2s) sensor 1 (in exhaust manifold, forward of catalytic converter)
• Heated oxygen (ho2s) sensor 2 (in exhaust, rearward of catalytic converter)
• Ho2s 1 high sig
• Ho2s 1 htr ctrl
• Ho2s 1 low sig
• Ho2s 2 high sig
• Ho2s 2 htr ctrl
• Ho2s 2 low sig
• Hot in run
• Hot in run, bulb test or start
• I/p fuse block (behind lower left side of dash)
• Iac coil a high
• Iac coil a low
• Iac coil b high
• Iac coil b low
• Ic timing ctrl
• Idle air control (iac) valve (on throttle body assy)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Iss high
• Iss low
• Knock sens low ref
• Knock sens sig
• Knock sensor (ks) (on left rear side of engine block)
• Manifold absolute pressure (map) sensor (mounted on side of throttle body)
• Map sens 5v ref
• Map sens low ref
• Map sens sig
• Nca
• O2 htr fuse 10a
• Oil press sig
• Pc sol high
• Pc sol low
• Pcm ground
• Pnk
• Powertrain control module (pcm) (right rear of engine compt)
• Red
• S107
• S126
• S171
• Tan
• Tcc release sig
• Tcc sol
• Tfp sw a
• Tfp sw b
• Tfp sw c
• Tft sens sig
• Tft sesn low ref
• Throttle position (tp) sensor (on throttle body assy)
• Tp sens 5v ref
• Tp sens low ref
• Tp sens sig
• Trs sig a
• Trs sig b
• Trs sig c
• Trs sig p
• Vehicle speed sensor (vss) (on right rear of transmission)
• Vss high
• Vss low