GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Optra 🢒 Engine 🢒 Engine Controls - 1.4L DOHC 🢒 Engine Controls Component Views
Figure 1:

Throttle Body, Manifold Absolute Pressure (MAP), Oil Pressure
Object Number: 1480978 Size: LF
(1)Throttle Body
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Oil Pressure Switch
Figure 2:

Exhaust Gas Recirculation (EGR) Valve, Knock Sensor (KS)
Object Number: 1480979 Size: LF
(1)Exhaust Gas Recirculation (EGR) Valve (Euro Emissions)
(2)Knock Sensor (KS)
(3)Exhaust Gas Recirculation (EGR) Valve (ECE 83 Emissions)
Figure 3:

Fuel Injectors, Heated Oxygen Sensor (HO2S) 1, Heated Oxygen Sensor (HO2S) 2, Intake Air Temperature (IAT) Sensor
Object Number: 1480980 Size: LF
(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
Figure 4:

Camshaft Position (CMP) and Crankshaft Position (CKP) Sensors, EVAP
Object Number: 1480981 Size: LF
(1)Camshaft Position (CMP) Sensor
(2)Crankshaft Position (CKP) Sensor
(3)Evporative Emissions (EVAP) Canister Purge Solenoid Valve
Figure 5:

Engine Coolant Temperature (ECT), Ignition Coils, Engine Control Module (ECM)
Object Number: 1480982 Size: LF
(1)Engine Coolant Temperature (ECT)
(2) Ignition Coils/Modules
(3)Engine Control Module (ECM)