Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Idle Position Switch
On 2.0L engines, idle position switch is located on throttle body. On 1.8L engines, idle position switch is part of idle speed control servo, located on throttle body. See Figure . Idle position switch is a contact-type switch, which detects operation of accelerator pedal and sends signal to ECU. Idle position switch also serves as a throttle stop screw.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.