Engine Controls Component Views

WARNING: This page is about a different car, the 2005 Chevrolet Optra5 and 2005 Chevrolet Optra. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Throttle Body, Manifold Absolute Pressure (MAP) And Oil Pressure Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Body
2	Manifold Absolute Pressure (MAP) Sensor
3	Oil Pressure Switch

Fig 2: Identifying Exhaust Gas Recirculation (EGR) Valve And Knock Sensor (KS) Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation (EGR) Valve (Euro Emissions)
2	Knock Sensor (KS)
3	Exhaust Gas Recirculation (EGR) Valve (ECE 83 Emissions)

Fig 3: View Of Fuel Injectors, Heated Oxygen Sensor (HO2S) 1, Heated Oxygen Sensor (HO2S) 2 And Intake Air Temperature (IAT) Sensor Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Injector 1
2	Fuel Injector 2
3	Fuel Injector 3
4	Fuel Injector 4
5	Heated Oxygen Sensor (HO2S) 1/Oxygen Sensor (O2S) (ECE 83 Emissions)
6	Heated Oxygen Sensor (HO2S) 2
7	Intake Air Temperature (IAT) Sensor

Fig 4: View Of Camshaft Position (CMP), Crankshaft Position (CKP) Sensors And EVAP Canister Purge Solenoid Valve

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Camshaft Position (CMP) Sensor
2	Crankshaft Position (CKP) Sensor
3	Evaporative Emissions (EVAP) Canister Purge Solenoid Valve

Fig 5: Identifying Engine Coolant Temperature (ECT), Ignition Coils And Engine Control Module (ECM) Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT)
2	Ignition Coils/Modules
3	Engine Control Module (ECM)