Idle Speed Control System

• Description
• Operation
  • Notes
  • Electronic Control Unit
  • Air Control Valve
  • Throttle Switch
  • Coolant Temperature Sensor
  • A/C Switch
  • Ignition Coil
• Testing
  • Throttle Switch Test
    • 4-Cylinder Non-Turbo Vehicles
    • 4-Cylinder Turbo Vehicles
    • V6 Vehicles
  • Air Control Valve (ACV) Test
  • Coolant Temperature Sensor (Cts) Test
  • Ecu Circuit Tests