Engine Controls Component Views. Chevrolet Astro

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 1998 🢒 Astro - 4WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Engine Controls Component Views

Figure 1:

Figure 2:


(1)	Underhood Fuse Relay Center
(2)	Vehicle Control Module (VCM)

Figure 3:


(1)	Intake Air Temperature (IAT) Sensor
(2)	Mass Air Flow (MAF) Sensor
(3)	Air Cleaner Assembly

Figure 4:


(1)	Crankshaft
(2)	Front Engine Cover
(3)	Crankshaft Position (CKP) Sensor

Figure 5:


(1)	Crankshaft Position (CKP) Reluctor Wheel
(2)	Crankshaft
(3)	Engine Block

Figure 6:


(1)	Throttle Position (TP) Sensor
(2)	Idle Air Control (IAC) Valve
(3)	Ignition Coil
(4)	Evaporative (EVAP) Canister Purge Solenoid
(5)	Fuel Pump/Oil Pressure Switch
(6)	Knock Sensor (KS)
(7)	Fuel Pressure Connection Valve
(8)	Positive Crankcase Ventilation Valve (PCV)

Figure 7:


(1)	Throttle Body
(2)	Exhaust Gas Recirculation (EGR) Valve
(3)	Generator
(4)	Evaporative Emission (EVAP) Canister Purge Valve
(5)	Manifold Absolute Pressure (MAP) Sensor

Figure 8:


(1)	Exhaust Gas Recirculation (EGR) Valve
(2)	Engine Coolant Temperature (ECT) Sensor

Figure 9:


(1)	EVAP Pipe
(2)	Injector Assembly Electrical Connector
(3)	Throttle Body
(4)	Manifold Absolute Pressure (MAP) Sensor
(5)	Ignition Control (IC) Module
(6)	Ignition Coil
(7)	Evaporative (EVAP) Canister Purge Valve

Figure 10:


(1)	Camshaft Position (CMP) sensor
(2)	Fuel Pump/Oil Pressure Switch
(3)	Knock Sensor (KS)

Figure 11:


(1)	HO2S Bank 1 Sensor 3
(2)	HO2S Bank 1 Sensor 1
(3)	HO2S Bank 1 Sensor 2 (If Applicable)
(4)	HO2S Bank 2 Sensor 1

Figure 12:


(1)	Vehicle Speed Sensor (VSS)

Figure 13:


(1)	Automatic Transmission
(2)	Transfer Case (All Wheel Drive)
(3)	Vehicle Speed Sensor (VSS)

Figure 14:

Figure 15: