P0011 Jeep Wrangler
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 Wrangler 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 Wrangler.
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 Wrangler.
Common Causes on Jeep Wrangler
- VVT solenoid stuck advanced on 3.6L Pentastar from oil contamination
- Cam phaser binding from water or debris ingestion during water fording
- Low oil pressure from oil pan damage or leak after off-road use
- Dirty oil from extended intervals in harsh operating conditions
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 Wrangler
Wrangler/Gladiator should have more frequent oil changes if used regularly off-road.