Engine Controls - System/Component Tests - 1.5L 4-CYL

• Introduction
• Air Induction Systems
  • Non-Turbocharged
    • Variable Induction Control System
• Computerized Engine Controls
  • Control Unit
    • Notes
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Notes
  • Barometric Pressure Sensor
  • Closed Throttle Position Switch
  • Engine Coolant Temperature Sensor
  • Heated Oxygen Sensor
  • Intake Air Temperature Sensor
  • Manifold Absolute Pressure Sensor
  • Manifold Differential Pressure Sensor
  • Park/Neutral Position (PNP) Switch (A/T Models)
  • Power Steering Oil Pressure (PSP) Switch
  • Throttle Position Sensor
  • Vehicle Speed Sensor
  • Volume Airflow Sensor
• Motors, Relays & Solenoids
  • Motors
    • Idle Air Control Motor
  • Relays
    • Notes
    • MFI Relay
    • Radiator Cooling Fan Control Relay (Hi & Lo)
  • Solenoids
    • EGR Control Solenoid Valve
    • EVAP Purge Control Solenoid Valve
    • Variable Induction Control Solenoid Valve
• Fuel System
  • Fuel Delivery
  • Fuel Control
    • Fuel Injectors
• Idle Control System
  • Idle Air Control (IAC) Motor
• Ignition System
  • Notes
  • Timing Control Systems
    • Camshaft Position Sensor
    • Crankshaft Position Sensor
    • Knock Sensor
• Emission Systems & Sub-Systems
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR Control Solenoid Valve
  • Fuel Evaporation
    • EVAP Purge Control Valve
    • EVAP Purge Control Solenoid Valve
  • Positive Crankcase Ventilation (PCV)
    • PCV Valve
• Miscellaneous Controls
  • Notes
  • A/C Switch & Compressor Clutch Relay
• Wiring Diagrams