GM Service Manual Online
For 1990-2009 cars only
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Chevrolet
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2007
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Optra
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Diagnostic Navigation
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Vehicle Diagnostic Information
🢒 Engine Controls Schematics
Figure
1:
Module Power, Ground, Serial Data, Malfunction Indicator Lamp (MIL)
Master Electrical Component List
Control Module References
Engine Data Sensors Pressure and Temperature
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Power, Ground, I/P Illumination, Door Open Indicators
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
G104
Data Communications Schematics
Figure
2:
Engine Data Sensors - Pressure and Temperature
Master Electrical Component List
Oxygen Sensors (O2S)
Module Power, Ground, Serial Data, Malfunction Indicator Lamp (MIL)
Manual Transmission Schematics
Figure
3:
Oxygen Sensors (O2S)
Master Electrical Component List
Ignition System
Engine Data Sensors Pressure and Temperature
Underhood Fuse Block - Battery Feeds - 1of 2
Engine Data Sensors Pressure and Temperature
Figure
4:
Ignition System
Master Electrical Component List
CMP, CKP, Knock, Rough Road Sensors, Power Steering Pressure Switch
Oxygen Sensors (O2S)
Underhood Fuse Block - Battery Feeds - 1of 2
Power, Ground, I/P Illumination, Door Open Indicators
G104
Figure
5:
CMP, CKP, Knock, Rough Road Sensors, Power Steering Pressure Switch
Master Electrical Component List
Engine Data Sensors Main Throttle Intake Actuator (MTIA)
Ignition System
Underhood Fuse Block - Battery Feeds - 1of 2
Power, Ground, Wheel Speed Sensor
Figure
6:
Engine Data Sensors - Main Throttle Intake Actuator (MTIA)
Master Electrical Component List
Fuel Controls and Fuel Injectors
CMP, CKP, Knock, Rough Road Sensors, Power Steering Pressure Switch
Figure
7:
Fuel Pump Controls and Fuel Injectors
Master Electrical Component List
Intake Manifold Tuning Valve, EVAP, EGR, Octane Selection Switch
Engine Data Sensors Main Throttle Intake Actuator (MTIA)
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Power, Ground, I/P Illumination, Door Open Indicators
G302
Figure
8:
Intake Manifold Tuning Valve, EVAP, EGR, Octane Selection Switch
Master Electrical Component List
Control Module References
Controlled/Monitored Subsystem References
Fuel Controls and Fuel Injectors
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
Underhood Fuse Block - Battery Feeds - 1of 2
G104
Figure
9:
Controlled/Monitored Subsystem References
Master Electrical Component List
Intake Manifold Tuning Valve, EVAP, EGR, Octane Selection Switch
Power, Ground, I/P Illumination, Door Open Indicators
Single Fan
Blower Controls
Blower Controls
Module Power, Ground, Malfunction Indicator Lamp (MIL), Hold Lamp and Serial Data