Jeep P1299: Vacuum Leak Present With IAC Valve Fully Seated
Is your scanner showing Jeep P1299?
No worries. We'll show you what it means and how to deal with it.
Jeep P1299: Vacuum Leak Present With IAC Valve Fully Seated
OVERVIEWWhat Does The Jeep P1299 Code Mean?
Engine running at idle speed in closed loop, and the PCM detected the MAP Sensor signal did not correlate to the TP Sensor signal under these operating conditions during the test.
What Are The Potential Causes Of The Jeep P1299 Code?
- Leaking engine vacuum hose, brake booster, or in the engine
- MAP Sensor is out-of-calibration or skewed
- TP Sensor is damaged or has failed (perform a sweep test)
- 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:
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Jeep P1299, DTCDECODE.
