Engine and gearbox (P)
P0008: Engine Position System Performance
This code indicates that the ECU has detected an issue with the timing relationship between the crankshaft and camshaft on bank 1. This could be due to a stretched timing chain, a chain that has jumped a tooth, or wear on the sensor reluctor.
Checked by a licensed car technician · last reviewed 29 September 2026
Symptoms
- Check engine light on
- Rough idle
- Poor fuel economy
- Engine misfires
- Reduced power
Common causes
- Timing chain stretched
- Timing chain guides worn
- Chain jumped one tooth
- Crankshaft sensor misaligned
- Camshaft sensor misaligned
How to check it yourself
- Check for engine warning lights
- Listen for unusual engine noises
- Inspect timing chain for slack
- Check alignment of crankshaft sensor
- Check alignment of camshaft sensor
Can I keep driving?
If the engine light is flashing or the car is running poorly, do not drive the vehicle.
General guidance, not a professional inspection. Confirm faults with measurements before buying parts, and use a qualified mechanic for brakes, steering, fuel leaks, airbags, and other safety-critical work. Terms and disclaimer