Engine Controls Schematics. Saturn Astra 2009

For 1990-2009 cars only

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Figure 1:	Module Power, Ground, Serial Data and MIL Master Electrical Component List Engine Control Module Description Control Module References 5-Volt and Low References B+ Bus 2 of 2 Fuse Block - Underhood F34 Fuse and Ignition Switch B+ Bus 2 of 2 Fuse Block - Underhood F28, F10, F22, F2, F1, and F36 Fuses GM High Speed Serial Data (CAN C) GM High Speed Serial Data (CAN C) G100, G103, G104, G105, and G106
Figure 2:	5-Volt and Low References Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Pressure, Temperature, and Throttle Controls Module Power, Ground, Serial Data and MIL
Figure 3:	Engine Data Sensors - Pressure, Temperature, and Throttle Controls Master Electrical Component List Throttle Actuator Control (TAC) System Description Control Module References Engine Data Sensors - HO2S 5-Volt and Low References Module Power, Ground, Serial Data and MIL Fuse Block - Underhood F5, F21, F26, and F32 Fuses Fuse Block - Underhood F5, F21, F26, and F32 Fuses Fuse Block - Underhood F5, F21, F26, and F32 Fuses
Figure 4:	Engine Data Sensors - HO2S Master Electrical Component List Fuel System Description Control Module References Ignition Controls - Ignition Control Module (ICM) Engine Data Sensors - Pressure, Temperature, and Throttle Controls Module Power, Ground, Serial Data and MIL Fuse Block - Underhood F5, F21, F26, and F32 Fuses Fuse Block - Underhood F5, F21, F26, and F32 Fuses
Figure 5:	Ignition Controls - Ignition Control Module (ICM) Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Ignition Controls - Camshaft Sensors/Actuators, Knock Sensor Engine Data Sensors - HO2S B+ Bus 2 of 2 G100, G103, G104, G105, and G106
Figure 6:	Ignition Controls - Camshaft Sensors/Actuators, Knock Sensor Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Engine Data Sensors - Intake Manifold Tuning (IMT) Solenoid Valve, Intake Manifold Tuning Valve (IMTV) Sensor, and Barometric Pressure (BARO) Sensor Ignition Controls - Ignition Control Module (ICM) Module Power, Ground, Serial Data and MIL Fuse Block - Underhood F5, F21, F26, and F32 Fuses Fuse Block - Underhood F5, F21, F26, and F32 Fuses Engine Data Sensors - Intake Manifold Tuning (IMT) Solenoid Valve, Intake Manifold Tuning Valve (IMTV) Sensor, and Barometric Pressure (BARO) Sensor
Figure 7:	Engine Data Sensors - Intake Manifold Tuning (IMT) Solenoid Valve, Intake Manifold Tuning Valve (IMTV) Sensor, and Barometric Pressure (BARO) Sensor Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - Fuel Injectors and Fuel Pump Ignition Controls - Camshaft Sensors/Actuators, Knock Sensor Module Power, Ground, Serial Data and MIL Fuse Block - Underhood F5, F21, F26, and F32 Fuses Fuse Block - Underhood F5, F21, F26, and F32 Fuses 5-Volt and Low References
Figure 8:	Fuel Controls - Fuel Injectors and Fuel Pump Master Electrical Component List Fuel System Description Control Module References Fuel Controls - EVAP Controls and Fuel Tank Pressure Sensor Engine Data Sensors - Intake Manifold Tuning (IMT) Solenoid Valve, Intake Manifold Tuning Valve (IMTV) Sensor, and Barometric Pressure (BARO) Sensor B+ Bus 2 of 2 Gauges and Indicators G401
Figure 9:	Fuel Controls - EVAP Controls and Fuel Tank Pressure Sensor Master Electrical Component List Evaporative Emission Control System Description Control Module References Monitored/Controlled Subsystem References Fuel Controls - Fuel Injectors and Fuel Pump Module Power, Ground, Serial Data and MIL Fuse Block - Underhood F5, F21, F26, and F32 Fuses 5-Volt and Low References
Figure 10:	Monitored/Controlled Subsystem References Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - EVAP Controls and Fuel Tank Pressure Sensor Compressor Controls Gauges and Indicators Hydraulic Brake Schematics Brake, Hazard, and Turn Signal Switching Driver Information System Schematics Cruise Control Schematics Starting System MNF with C41 or M25 Engine Mechanical Schematics