OBD-II code · Powertrain (generic)
P0014 "B" Camshaft Position - Timing Over-Advanced (Bank 1)
Exhaust camshaft position bank 1 over-advanced or system performance — the actual cam phase exceeds the commanded value. Usually caused by a stuck-open oil control valve, low oil pressure, sludged passages, or a worn cam phaser. Confirm with a scan tool live data: command 0° advance and watch actual.
Is it safe to drive with P0014?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOil control valve stuck (advance)
- PossibleSludge in VVT oil passages
Symptoms
- Check engine light on
- Power loss especially in mid-rpm range
- Possible rough idle or stalling
- Increased fuel consumption
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–4 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Camshaft Position Actuator, Oil Control Valve, Cam Phaser
Related codes
- P0011"A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)
- P0021"A" Camshaft Position - Timing Over-Advanced (Bank 2)
- P0024"B" Camshaft Position - Timing Over-Advanced (Bank 2)
- P0012"A" Camshaft Position - Timing Over-Retarded (Bank 1)
- P0013"B" Camshaft Position Actuator Circuit (Bank 1)
- P0015"B" Camshaft Position - Timing Over-Retarded (Bank 1)
- P0016Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
- P0017Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.