KE17 - Check For Internal Short to IAC Solenoid Case
- Key "OFF".
- Disconnect Idle Air Control (IAC) solenoid.
- Measure resistance from either IAC solenoid pin to IAC housing.
- Is resistance greater than 10,000 ohms?
Yes -- Go to KE18. KE18 - Check IAC Circuit For Short to Ground
No -- Replace IAC solenoid. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)