Engine Controls Component Views

Fig 1: Fuel Injection & Air Cleaner Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Air Cleaner
2	Intake Air Temperature (IAT) Sensor
3	Throttle Body
4	Ignition Coil (IC) Module
5	Fuel Injector 1
6	Fuel Injector 2
7	Fuel Injector 3
8	Fuel Injector 4
9	Fuel Rail
10	Engine Control Module (ECM)

Fig 2: Exhaust Gas Recirculation (EGR) & Knock Sensor (KS) Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Idle Air Control (IAC) Valve
2	Throttle Position (TP) Sensor
3	Intake Manifold Tuning Valve Solenoid
4	Knock Sensor (KS)
5	Exhaust Gas Recirculation (EGR) Valve
6	Vehicle Speed Sensor (VSS)

Fig 3: Crankshaft Position (CKP) Sensor, Camshaft Position (CMP) Sensor, & Manifold Absolute Pressure (MAP) Sensor Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Battery
2	Manifold Absolute Pressure (MAP) Sensor
3	Camshaft Position (CMP) Sensor
4	Crankshaft Position (CKP) Sensor
5	Rough Road Sensor
6	Octane Selection Switch

Fig 4: Engine Data Sensors Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT) Sensor
2	Heated Oxygen Sensor (HO2S)1
3	Heated Oxygen Sensor (HO2S) 2
4	Oil Pressure Switch
5	EVAP Canister Purge Solenoid Valve
6	Intake Manifold Tuning Valve Solenoid

Fig 5: Fuel Vapor Recovery System Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Tank
2	Fuel Line to Fuel Rail
3	EVAP Canister Purge Vacuum Line to Intake Manifold
4	EVAP Canister Purge Solenoid Valve
5	EVAP Service Port
6	EVAP Canister Vent Solenoid Valve
7	EVAP Canister
8	Fuel Fill Tube
9	Fuel Filler Cap
10	Fuel Tank Pressure Sensor
11	Fuel Pump/Sender Assembly