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Symptoms:
- CEL on
- throttle stuck at idle
- otherwise starts and drives OK (at idle)
- dog has been sniffing around, barking, and getting under the engine bay for last month or so
Investigation:
- screw it - to cold outside
- ahh, but so many busy roads and hills between here and the repair shop. Will I be able to make it, at 25mph tops?
- Quick look under the hood - shiny copper? what the ...?
Diagnosis:
- Mr (or Mrs) chipmunk evidently likes the taste of wire and chewed through two wires, one going to the PCM and the other to the large connector next to the PCM.
Squirels in our area love chewing on the + wires for some reason, at work two truck had the + going to the starter chewed and the ipr, fuel bowl heater, and ebpv wires chewed. Glad you got it fixed