P1370 – Ignition Timing Advance Fault
Want to confirm the real cause of this fault code?
A high‑quality OBD2 scanner gives you live data, fuel trims, sensor readings and freeze‑frame information — exactly what you need to verify the root cause of this code with confidence.
Symptoms
- Hesitation
- Poor acceleration
- Rough idle
Causes
- Faulty cam sensor
- ECU issue
- Timing chain wear
Diagnosis
- Check cam sensor
- Read timing data
- Inspect timing components
Repair
- Replace cam sensor
- Repair timing components
- Update ECU