Last reported case: 17 years ago
Based on 3 owner reports, 3 from forums)
What is P0122?
Throttle Position Sensor (TPS) Circuit Low Input. The TPS is reporting abnormally low voltage, indicating a short circuit or sensor failure.
Symptoms:
- Check engine light
- Engine stalling
- No throttle response
- Limp mode activated
🚗P0122 on 2012 JEEP Liberty
This page focuses specifically on P0122 issues reported by 2012 JEEP Liberty owners. The experiences and fixes below are from real owners of this exact vehicle.
Symptoms Reported by 2012 JEEP Liberty Owners:
Parts Often Involved:
What Owners Say
Real experiences from 2012 JEEP Liberty owners
“Have you cleared the codes and waited to see if they pop back up? I would try that, always do, clear, drive and see if they pop back up, sometimes an electrical glitch pops up and clears itself.”View original
“p0122 is TPS, throttle position sensor. try reseating the connection after cleaning, check for bad wires to the sensor. if it keeps coming back you may need a new TPS. p0004, i don't know off top of my head, dont have manual around either.”View original
“I have the same problem, it idles oddly sometimes. It is generally between 900 and 1100 now.”View original
“Before it has always been around 6-700. When I shift from Park to Neutral idle changes, back to drive it moves up and down a little.”View original
These are real experiences shared by 2012 JEEP Liberty owners on automotive forums and communities. Results may vary based on vehicle condition and repair quality.
About This Data
This page aggregates 3 discussions about P0122 from 2012 JEEP Liberty owners across automotive communities.
Success rate (0%) is calculated from posts where owners confirmed whether their fix resolved the issue.
Last updated: 10/2/2008