P1381 JEEP Variable Cam Timing Overadvanced (Bank #1)/ Misfire Detected – No Communication with BCM
Cam timing improperly set.
No oil flow to the VCT piston chamber.
Low oil pressure.
VCT solenoid valve stuck closed.
Camshaft advance mechanism binding (VCT unit).
– Engine Light ON (or Service Engine Soon Warning Light)
P1381 JEEP Description
The comprehensive component monitor (CCM) monitors the VCT position for an over-advanced camshaft timing. The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position.
JEEP Vehicle:JEEP Commander,JEEP Compass,JEEP Grand Cherokee,JEEP Liberty,JEEP Patriot,JEEP Wrangler,JEEP Wrangler Unlimited,