2005 Acura P0011: What It Means & Is It Safe to Drive?
P0011 on the 2005 Acura: Camshaft Position A – Timing Over-Advanced or System Performance (Bank 1). Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
What this code means
The intake camshaft on bank 1 is more advanced than the PCM commanded, or the VVT system isn't responding as expected. Often caused by low/dirty oil or a faulty oil control valve.
Common causes on the 2005 Acura
- Low or dirty engine oil (most common—change oil first)
- Failed or sludged oil control valve (OCV/VVT solenoid)
- Stretched or worn timing chain
- Stuck VVT actuator (cam phaser)
Symptoms
- Check Engine Light
- Rough idle or rattling on cold startup
- Poor fuel economy
- Reduced power
Typical fixes
- Oil change with correct viscosity oil (often resolves it)
- Clean or replace oil control valve
- Replace timing chain if stretched
- Replace cam phaser if faulty
Repair cost range
For a 2005 Acura, repairs for P0011 typically fall between $50 and $1200, depending on the root cause and labor rates in your area.
Known issues on Acura
Acura P0011 intake cam timing over-advanced on VTEC/VTC-equipped engines typically means a dirty oil control valve (OCV) solenoid screen. Change the oil first with Honda's recommended 0W-20 or 5W-20 full synthetic. If P0011 returns, clean or replace the OCV solenoid—it's inexpensive.
Most commonly affected models