P0014moderate severityPowertrain
Exhaust Camshaft Position Timing Over-Advanced Bank 1
on 1999 BMW 328is E36 2.8L I6 M52 · RWD
What this code means
The exhaust camshaft timing for Bank 1 is more advanced than the PCM commanded.
Symptoms
- Check Engine Light
- Rough idle
- Engine stalling
- Poor fuel economy
Common causes
- Stuck VVT solenoid
- Dirty oil
- Camshaft phaser wear
- Timing chain stretch
Diagnostic steps
- Check oil condition
- Test VVT solenoid
- Monitor cam position
- Check timing components
Repair notes
Service VVT system. Replace solenoid or phaser as needed.
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