Signal Too High. Intermittent Fault
Checking Cables and Terminals
- Check cable between idle air control (IAC) valve terminal 3 and engine control module (ECM) # A11 for an intermittent short-circuit to supply voltage.
- Proceed to: Fault-tracing Information section below.
Fault-tracing Information
For intermittent faults, fault-tracing is not followed by a verification because the fault is not present at this moment.
- Do you want to repeat fault-tracing?
Yes:
^ Proceed to: Checking Cables and Terminals section above.
No:
^ Operation done.