P0011 Jeep Grand Cherokee
Intake Camshaft Position Timing Over-Advanced (Bank 1) · Powertrain Code · High · Repair: Moderate
What is P0011?
The intake camshaft timing on bank 1 is more advanced than the ECM commanded. Usually caused by a stuck VVT solenoid, dirty engine oil, or timing chain stretch.
When the Jeep Grand Cherokee triggers code P0011 (intake camshaft position timing over-advanced (bank 1)), it typically points to an issue in the powertrain system. This is a high severity code, so address it promptly to avoid further damage or safety concerns. Below you'll find the most common causes, symptoms, and repair options specific to the Jeep Grand Cherokee.
This repair is rated moderate, meaning some experience and specialty tools required.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Jeep Grand Cherokee.
Common Causes on Jeep Grand Cherokee
- VVT solenoid stuck advanced on 3.6L Pentastar V6
- Cam phaser worn and stuck in over-advanced position
- Low oil pressure from clogged oil passages in Pentastar engine
- Degraded oil causing VVT system hydraulic pressure imbalance
Symptoms
- Rough idle with noticeable engine vibration
- Poor fuel economy from incorrect valve timing
- Engine stalling at idle or low RPM
- Hard starting especially when engine is warm
- Rattling noise from engine timing area
- Check engine light illuminated
Notes for Jeep Grand Cherokee
Grand Cherokee Pentastar 3.6L VVT solenoid is accessible; try it before committing to phaser work.