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Engine Controls - System/Component Tests
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Engine Controls - System/Component Tests
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Introduction
Computerized Engine Controls
Control Unit
Power Circuits
Ground Circuits
Engine Sensors & Switches
Airflow Sensor
Atmospheric Pressure Sensor
Coolant Temperature Sensor
Intake Air Temperature Sensor
Idle Switch (3.0L)
Idle Switch (1.5L & 2.4L)
Throttle Position Sensor
Motor Position Sensor (1.5L & 2.4L)
No. 1 Cylinder TDC Sensor
Oxygen Sensor
Vehicle Speed Sensor Reed Switch
Relays
Control Relay (1.5L & 2.4L)
Control Relay (3.0L)
Fuel System
Fuel Delivery
Fuel Control
Fuel Injectors
Idle Control System
ISC Motor (1.5L & 2.4L)
ISC Servo Stepper Motor (3.0L)
Emission Systems & Sub-Systems
Exhaust Gas RECIRCULATION (EGR) System
Notes
EGR Control Solenoid Valve (California)
EGR Thermovalve (Federal)
EGR Valve
Fuel Evaporation
System Test
Purge Control Solenoid Valve
PCV Valve