Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • Electronic Control Module (ECM)
    • Notes
    • Power Circuits
    • Ground Circuits
• Engine Sensors & Switches
  • Air Temperature Sensor
  • Coolant (Water) Temperature Sensor
  • Crank Angle Sensor
  • EGR Temp. Sensor
  • Idle Switch
  • Oxygen Sensor
  • Park/Neutral Switch (A/T)
  • Power Steering (P/S) Pressure Switch
  • Pressure Sensor
  • Throttle Position Sensor (TPS)
  • Vehicle Speed Sensor
• Relays & Solenoids
  • Notes
  • Relays
    • EFI Main Relay
    • Fuel Pump Relay
    • Lock-Up Relay (Sidekick A/T)
  • Solenoids
    • EGR Vacuum Switching Valve (VSV)
    • Fuel Injector(s)
    • Idle Speed Control (ISC) Solenoid
    • Throttle Opener Vacuum Switching Valve
• Fuel System
  • Fuel Delivery
    • Fuel Pump Relay
    • Fuel Pressure Regulator
    • Fuel Pump Circuit Test
  • Fuel Control
    • Fuel Injector(s)
    • Fuel Injector Circuit Test
• Idle Control System
  • Air Valve
  • Idle Speed Control (ISC) System
  • Idle Speed Control (ISC) Solenoid
  • Throttle Opener System
    • Notes
    • System Test
    • Throttle Opener Diaphragm
    • Throttle Opener Vacuum Switching Valve
• Ignition System
  • Notes
  • Timing Control Systems
• Emission Systems & Sub-Systems
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR System Test (Calif.)
    • EGR System Test (Federal)
    • EGR Temperature Sensor (Calif.)
    • EGR Valve
    • EGR Modulator (Backpressure Transducer)
    • EGR Vacuum Switching Valve
  • Positive Crankcase Ventilation (PCV)
    • PCV Valve
• Miscellaneous Controls
  • Transmission
    • Notes
    • Lock-Up Relay System