Cadillac P1111: IAT Sensor Circuit Intermittent High Input
Is your scanner showing Cadillac P1111?
No worries. We'll show you what it means and how to deal with it.
Cadillac P1111: IAT Sensor Circuit Intermittent High Input
OVERVIEWWhat Does The Cadillac P1111 Code Mean?
DTC P0101, P0102, P0103, P0116, P0117, P0118, P0125, P0128, P0502, P0503, P1114 and P1115 not set, engine started, engine runtime 5 seconds, ECT sensor more than 140ºF, MAF sensor less than 12-60 g/sec, VSS less than 50 mph.
What Are The Potential Causes Of The Cadillac P1111 Code?
- IAT sensor signal circuit is open (intermittent fault)
- IAT sensor ground circuit is open (intermittent fault)
- IAT sensor is damaged (an intermittent “open” condition)
- PCM has failed
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> ACDelco GM Original Equipment 213-190 Air Cleaner Temperature Sensor
>>> GM Genuine Parts 12633238 Engine Control Module
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
