Chevrolet Cavalier 2005 - 2005 GENERAL MOTORS Cavalier & Sunfire

Chevrolet Cavalier 2005 - BUZZERS, RELAYS & TIMERS

Chevrolet Cavalier 2005 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
ABS Relay	Integral to electronic brake control module (EBCM).
A/C Compressor Clutch Relay	In underhood fuse block.
A/C Relay	In engine compartment fuse/relay center. See Fig. 53 .
AF Injector Relays (4)	At left front of engine compartment. See Fig. 50 .
ALT FUEL Relay	In engine compartment fuse/relay center. See Fig. 53 .
COOLING FAN Relay	In engine compartment fuse/relay center. See Fig. 53 .
Cooling Fan Relay	In underhood fuse block.
Door Lock Relay	Above right kick panel. See Fig. 42 .
Fog Lamp Relay	On front impact bar. See Fig. 44 .
Fuel Pump (FP) Relay	At left front of engine compartment.
FUEL PUMP Relay	In engine compartment fuse/relay center. See Fig. 53 .
HEATER BLOWER Relay	In engine compartment fuse/relay center. See Fig. 53 .
Horn Relay	Behind left end of dash. See Fig. 4 .
Relay DRL	In fuse block - I/P. See Fig. 6 .

Chevrolet Cavalier 2005 - CIRCUIT PROTECTION DEVICES

Chevrolet Cavalier 2005 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Engine Compartment Fuse/Relay Center (CNG)	Left side of engine compartment. See Fig. 53 .
Fuse Block I/P	Behind lower left side of dash. See Fig. 4 .
Fuse Block - Underhood	Left front of engine compartment. See Fig. 2 .

Chevrolet Cavalier 2005 - CONTROL UNITS

Chevrolet Cavalier 2005 CONTROL UNITS LOCATION

Component	Location
Body Control Module (BCM)	Behind lower left side of dash. See Fig. 4 .
Cruise Control Module (CCM)	On rear right side of engine compartment. See Fig. 18 .
EBCM/BPMV Assembly	Next to master cylinder. See Fig. 12 .
Electronic Brake Control Module (EBCM)	Next to master cylinder. See Fig. 11 .
Ignition Control Module (ICM)	On top left of engine. See Fig. 21 .
Inflatable Restraint I/P Module	Above glove box. See Fig. 29 .
Inflatable Restraint Side Impact Module - LF (RF Similar)	On driver seat side. See Fig. 29 .
Inflatable Restraint Steering Wheel Module	Under horn pad. See Fig. 29 .
I/P Module	Behind right side of dash. See Fig. 47 .
Powertrain Control Module (PCM)	On right rear of engine compartment. See Fig. 18 .
Sensing And Diagnostic Module (SDM)	Under right front seat. See Fig. 29 .
Side Impact Module (Driver)	In driver seat back. See Fig. 47 .
Side Impact Module (Passenger)	In passenger seat back. See Fig. 47 .
Steering Wheel Module	On steering wheel. See Fig. 47 .
Sunroof Control Module	At front of sunroof. See Fig. 45 .
Vehicle Communication Interface Module (VCIM)	At top of right kick panel. See Fig. 32 .

Chevrolet Cavalier 2005 - MOTORS

Chevrolet Cavalier 2005 MOTORS LOCATION

Component	Location
Blower Motor	Under right side of dash, in HVAC assembly. See Fig. 10 .
Cooling Fan	In center front of engine compartment. See Fig. 14 .
Door Lock Connector - LF	At rear of left front door. See Fig. 34 .
Door Lock Connector (Right Front)	At rear of right front door. See Fig. 36 .
Door Lock Motor - LR Connector	At rear of left rear door. See Fig. 40 .
Door Lock Motor - RR Connector	At rear of right rear door. See Fig. 41 .
Fuel Pump & Sender Assembly	In top of fuel tank. See Fig. 19 .
Outside Rearview Mirror - LF Connector	At front of left front door. See Fig. 34 .
Starter	At lower left side of engine. See Fig. 15 .
Sunroof Motor	At front of sunroof. See Fig. 45 .
Window Motor Connector (Left Front)	In left front door. See Fig. 34 .
Window Motor Connector (Right Front)	In right front door. See Fig. 36 .
Window Motor - LR Connector	In left rear door. See Fig. 40 .
Window Motor - RR Connector	In right rear door. See Fig. 41 .
Windshield Washer Fluid Pump	Left front of engine compartment, in washer reservoir. See Fig. 3 .
Windshield Wiper Motor Assembly	On left side of firewall. See Fig. 46 .

Chevrolet Cavalier 2005 - SENDING UNITS & SENSORS

Chevrolet Cavalier 2005 SENDING UNITS & SENSORS LOCATION

Component	Location
A/C Refrigerant Pressure Sensor	In right front corner of engine compartment, on refrigerant line. See Fig. 7 .
Automatic Transmission Fluid Temperature Sensor	In transmission valve body.
CNG Fuel Rail Pressure (FRP) Sensor	On CNG fuel rail. See Fig. 52 .
CNG Fuel Rail Temperature (FRT) Sensor	On CNG fuel rail. See Fig. 52 .
CNG Fuel Tank Pressure (FTP) Sensor	Rear of vehicle, on CNG tank. See Fig. 51 .
Crankshaft Position (CKP) Sensor	On left rear of engine. See Fig. 17 .
Electronic Front End Sensor (EFS)	On engine compartment hood latch assembly. See Fig. 47 .
Engine Coolant Temperature (ECT) Sensor	On top right rear of engine. See Fig. 1 .
Engine Oil Pressure Sensor	On left rear of engine. See Fig. 17 .
Fuel Level Sensor	Integral to fuel pump & sender assembly. See Fig. 20 .
Fuel Tank Pressure (FTP) Sensor	On top of fuel tank. See Fig. 20 .
Heated Oxygen (HO2S) Sensor 1	In exhaust manifold, forward of catalytic converter. See Fig. 23 .
Heated Oxygen (HO2S) Sensor 2	In exhaust, rearward of catalytic converter. See Fig. 22 .
Inflatable Restraint Front End Discriminating Sensor	On center of front bumper, behind fascia. See Fig. 30 .
Inflatable Restraint Front End Discriminating Sensor Connector	At inflatable restraint front end discriminating sensor. See Fig. 30 .
Inflatable Restraint Side Impact Sensor - LF (Coupe)	In left front door. See Fig. 34 .
Inflatable Restraint Side Impact Sensor - LF (Sedan)	At left "B" pillar. See Fig. 34 .
Inflatable Restraint Side Impact Sensor - RF (Coupe)	In right front door. See Fig. 36 .
Inflatable Restraint Side Impact Sensor - RF (Sedan)	At right "B" pillar. See Fig. 36 .
Input Speed Sensor	At rear of automatic transmission. See Fig. 27 .
Intake Air Temperature (IAT) Sensor	On air cleaner outlet duct assembly. See Fig. 21 .
Knock Sensor (KS)	On left rear side of engine block. See Fig. 21 .
Manifold Absolute Pressure (MAP) Sensor	Mounted on side of throttle body. See Fig. 1 .
Output Speed Sensor	At rear of automatic transmission. See Fig. 27 .
Passlock Sensor	In right side of steering column.
Side Impact Sensor (SIS) (Driver) (Coupe)	In driver door. See Fig. 47 .
Side Impact Sensor (SIS) (Driver) (Sedan)	At base of left "B" pillar. See Fig. 48 .
Side Impact Sensor (SIS) (Passenger) (Coupe)	In passenger door. See Fig. 47 .
Side Impact Sensor (SIS) (Passenger) (Sedan)	At base of right "B" pillar. See Fig. 48 .
Throttle Position (TP) Sensor	On throttle body assembly. See Fig. 1 .
Vehicle Speed Sensor (VSS)	On right rear of transmission. See Fig. 24 .
Wheel Speed Sensor - LF, RF Similar	At left front steering knuckle assembly. See Fig. 12 .
Wheel Speed Sensor - LR, RR Similar	On left rear wheel hub assembly. See Fig. 12 .

Chevrolet Cavalier 2005 - SOLENOIDS & SOLENOID VALVES

Chevrolet Cavalier 2005 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
ABS Solenoids	Integral to brake pressure modulator valve (BPMV).
A/C Compressor Clutch	At lower left front of engine. See Fig. 8 .
A/T Shift Lock Solenoid	On left side of dash, at bottom of steering column. See Fig. 26 .
CNG Fuel Injectors (4)	On CNG fuel rail. See Fig. 52 .
Evaporative Emission Canister Vent Solenoid	Under rear of vehicle.
Evaporative Emission (EVAP) Canister Purge Solenoid	On top rear of engine. See Fig. 1 .
Fuel Injector 1	At top of engine. See Fig. 19 .
Fuel Injector 2	At top of engine. See Fig. 19 .
Fuel Injector 3	At top of engine. See Fig. 19 .
Fuel Injector 4	At top of engine. See Fig. 19 .
High Pressure Lock-Off (HPL)	Rear of vehicle, on CNG tank. See Fig. 51 .
HPL Solenoid Tank Valve	Rear of vehicle, on CNG tank. See Fig. 51 .
Idle Air Control (IAC) Valve	On throttle body assembly. See Fig. 1 .
Low Pressure Lock-Off (LPL) Solenoid Valve	In engine compartment. See Fig. 52 .
Pressure Control Solenoid	At rear of transaxle. See Fig. 27 .
Rear Compartment Lid Release Actuator	On lower side of rear compartment lid. See Fig. 39 .
Recirculation Door Actuator	Behind right side of dash. See Fig. 9 .
TCC Control PWM Solenoid	In transaxle valve body. See Fig. 27 .
1-2 & 2-3 Shift Solenoid Valves	In transaxle valve body. See Fig. 27 .

Chevrolet Cavalier 2005 - SWITCHES

Chevrolet Cavalier 2005 SWITCHES LOCATION

Component	Location
Back-Up Lamp Switch	On left rear of transaxle.
Brake Fluid Level Switch	Integral to brake fluid reservoir. See Fig. 11 .
Clutch Pedal Position (CPP) Switch	At top of clutch pedal assembly. See Fig. 25 .
Clutch Pedal Start Switch	At top of clutch pedal assembly. See Fig. 25 .
Coolant Level Switch	On right side of engine compartment, in surge tank. See Fig. 13 .
Cruise Control Brake Switch	On left side of dash, below steering column. See Fig. 33 .
Door Jam Switch - LF	At rear of left front door. See Fig. 34 .
Door Jam Switch - LR Connector	At rear of left rear door. See Fig. 40 .
Door Jam Switch - Passenger	At rear of right front door. See Fig. 36 .
Door Jam Switch - RR Connector	At rear of right rear door. See Fig. 41 .
Engine Coolant Level Switch	On right side of engine compartment. See Fig. 7 .
Park Brake Switch	In console, at base of parking brake lever.
Park/Neutral Position Switch	On top of transaxle.
Seat Belt Switch	In driver seat belt assembly. See Fig. 28 .
Stop Lamp Switch	Below left side of dash, near steering column. See Fig. 11 .
TFP Manual Valve Position Switch Assembly	At rear of automatic transmission. See Fig. 27 .

Chevrolet Cavalier 2005 - MISCELLANEOUS

Chevrolet Cavalier 2005 MISCELLANEOUS LOCATION

Component	Location
A/C Compressor Diode	In engine harness, approximately 21 cm from compressor.
Audio Amplifier (U85)	In luggage compartment, on left rear wheelwell. See Fig. 37 .
BCM Connectors	At body control module (BCM). See Fig. 4 .
Blower Motor Resistor	Under right side of dash, on blower motor assembly. See Fig. 10 .
Cooling Fan Connector	At cooling fan. See Fig. 14 .
Data Link Connector (DLC)	Below left side of dash. See Fig. 38 .
Daytime Running Lamps Resistor	Below right headlamp assembly.
Digital Radio Receiver (Front)	At front center of roof. See Fig. 35 .
Digital Radio Receiver (Rear)	Below rear package shelf trim. See Fig. 31 .
Generator	At left front of engine. See Fig. 16 .
Horn	On right side of front impact bar. See Fig. 43 .
ICM Interconnect	Under ignition control module (ICM). See Fig. 21 .
Inflatable Restraint Steering Wheel Module Coil	Under steering wheel. See Fig. 30 .
Navigation Antenna	At left side of rear shelf. See Fig. 31 .
OnStar(R) Cellular Antenna	At center top of rear window. See Fig. 31 .
Vehicle Battery	At left front of engine compartment. See Fig. 47 .

Chevrolet Cavalier 2005 - CONNECTORS

Chevrolet Cavalier 2005 CONNECTORS LOCATION

Component	Location
C001 (Black, 10 Pin)	At left front of engine compartment. See Fig. 50 .
C002 (Black, 6 Pin)	At left rear of engine compartment, under brake master cylinder.
C003 (Black, 3 Pin)	Behind left side of dash. See Fig. 49 .
C004 (Black, 6 Pin)	Rear of vehicle near CNG tank. See Fig. 49 .
C005 (Black, 1 Pin)	Rear of vehicle, near CNG tank. See Fig. 49 .
C100 (Black, 38 Pin)	At left side of engine compartment. See Fig. 2 .
C101 (Black, 16 Pin)	At left front of engine compartment. See Fig. 3 .
C102 (Black, 8 Pin)	Near throttle body. See Fig. 19 .
C103 (Gray, 20 Pin)	On automatic transmission. See Fig. 21 .
C104 (Gray, 2 Pin)	On left rear center of engine, near crankshaft position sensor. See Fig. 17 .
C200 (Black, 23 Pin)	Behind left end of dash.
C201 (Black, 3 Pin)	Near top of left "B" pillar. See Fig. 45 .
C202 (Black, 6 Pin)	Behind left end of dash.
C203 (Black, 3 Pin)	Behind left side of dash.
C204 (Black, 8 Pin)	Behind right side of dash.
C206 (Yellow, 2 Pin)	At lower dash tie bar.
C207 (Yellow, 2 Pin)	At lower dash tie bar.
C220 (Light Green, 6 Pin)	Behind left end of dash.
C221 (Yellow, 8 Pin)	Behind left end of dash.
C222 (Natural, 10 Pin)	Behind right end of dash. See Fig. 9 .
C313 (Light Gray, 16 Pin)	Under center of rear seat.

Chevrolet Cavalier 2005 - GROUNDS

Chevrolet Cavalier 2005 GROUNDS LOCATION

Component	Location
G102	At left front of engine compartment. See Fig. 3 .
G110	On rear of engine. See Fig. 1 .
G112	On rear of engine. See Fig. 1 .
G201	Behind upper left side of dash, on steering column support bracket. See Fig. 4 .
G204	Behind upper left side of dash, on steering column support bracket. See Fig. 4 .
G302	Below right front seat, on frame rail. See Fig. 5 .
G303	Below right front seat. See Fig. 5 .
G304	Below left front seat, on frame rail.

Chevrolet Cavalier 2005 - SPLICES

Chevrolet Cavalier 2005 SPLICES LOCATION

Component	Location
SP102	Above windshield washer pump, below battery tray. See Fig. 3 .
S101	In engine harness, at left side of engine, 7cm from cooling fan connector.
S102	In engine harness, at left rear of engine, 16 cm from underhood fuse block.
S103	In dash harness, between SIR lead & CPP lead.
S104	In forward light harness, 68.5cm from horn connector.
S105	In forward light harness, 75cm from horn connector.
S107	In engine harness, at left rear of engine, 13cm from cooling fan connector breakout.
S108	In forward light harness, 44.5cm from C101.
S109	In forward light harness, 111cm from C101.
S110	In engine harness, at left front of engine, near A/C compressor clutch connector.
S111	In engine harness, at left front side of engine, near A/C compressor clutch connector.
S112	In automatic transmission harness, between C103 & shift solenoids.
S113	In forward light harness, 6.5cm from foglight relay breakout, towards C101.
S114	In forward light harness, 45.5cm from C101.
S115	In forward light harness, 52cm from C101.
S116	In forward light harness, 38cm from horn connector.
S117	In forward light harness, 44cm from C101.
S118	In forward light harness, 29cm from C101.
S119	In forward light harness, 33cm from horn.
S120	In underhood fuse block, between BATT 2 fuse & starter relay.
S121	In engine harness, at front of engine, 14.5 cm from underhood breakout.
S124	In HVAC wiring harness, 78cm from C204.
S125	In HVAC wiring harness, 85cm from C205.
S127	In forward light harness, 35.5cm from C101.
S128	In forward light harness, 56.5cm from C101.
S171	In engine harness, at front left side of engine, 4 cm from G110 breakout.
S201	In dash harness, 35cm from firewall grommet.
S202	In dash harness, 30cm from firewall grommet, toward column switches.
S203	In sun roof harness, between vent limit switch & soft stop limit switch.
S204	In dash harness, 28.5cm from firewall grommet.
S205	In dash harness, 39 cm from C207.
S206	In dash harness, 21.5cm from firewall grommet, toward instrument cluster connectors.
S207	In dash harness, 22cm from firewall grommet.
S208	In body harness, 61cm from front marker lamps grommet.
S209	In body harness, 44cm from front passenger door jamb switch connector.
S210	In headliner harness, near inside rearview mirror.
S213	In forward light harness, 24.5cm from foglamp relay.
S214	In dash harness, 18cm from electronic brake control module connector C2.
S215	In dash harness, 85cm from firewall grommet, toward sensing diagnostic module connector.
S216	In dash harness, 15cm from P210, toward instrument cluster connectors.
S217	In dash harness, 43cm from P210, toward instrument cluster connectors.
S218	In dash harness, 65.5cm from firewall grommet, toward passenger inflator module connector.
S219	In dash harness, 30cm from firewall grommet, toward instrument cluster connectors.
S220	In dash harness, 36.5cm from firewall grommet, toward instrument cluster connectors.
S221	In body harness, 10cm from C200.
S222	In body harness, 10cm from C200.
S228	In dash harness, 41.5cm from firewall grommet.
S233	In HVAC harness, 93cm from C204.
S242	In dash harness, 84cm from firewall grommet, toward data link connector.
S244	In dash harness, 10 cm from PCM connector breakout.
S248	In body harness, 62cm from right front door grommet.
S280	In HVAC harness, 58cm from C204.
S281	In HVAC harness, 98.5cm from C204.
S301	In body harness, 41.5cm from seat belt switch connector, toward left side of vehicle.
S302	In body harness, 257cm from left front door grommet.
S303 (Coupe)	In body harness, 70cm from right front door grommet.
S303 (Sedan)	In body harness, 47cm from park brake switch, toward right side of vehicle.
S304	In body harness, 137cm from left front door grommet.
S305	In body harness, 71cm from front marker lamps grommet.
S306	In body harness, 69cm from seat belt switch connector, toward right side of vehicle.
S307	In body harness, 47cm from left front door grommet.
S308	In body harness, 112.5cm from radio connector.
S330	In body harness, 143cm from left tail/stoplight connector.
S331	In body harness, 113cm from right front door grommet.
S332	In body harness, 147cm from left front door grommet.
S351	In headliner harness, 46cm from domelight connector.
S352	In headliner harness, 56cm from domelight connector.
S353	In headliner harness, 36cm from domelight connector.
S390	In body harness, 30cm from G302.
S391	In body harness, 20cm from G302.
S400	In body harness, 86cm from left tail/stoplight connector.
S401	In body harness, between rear compartment light & rear compartment lid release actuator.