P0011 Honda Accord
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 Honda Accord 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 Honda Accord.
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 Honda Accord.
Common Causes on Honda Accord
- VTC actuator stuck in advanced position on 1.5T L15B engine (very common)
- VTC actuator stuck on 2.0T K20C engine
- VTC oil control solenoid clogged from sludge or debris
- Low oil pressure from oil dilution issue on 1.5T engines
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 Honda Accord
Honda 1.5T VTC actuator stuck advanced is extremely common; Honda has issued service bulletins.