P0335 Crankshaft Position Sensor "A" Circuit
The engine computer does not see a valid signal from the crankshaft position sensor.
Common causes
- Faulty crankshaft sensor
- Damaged wiring
- Damaged reluctor ring
- Excessive sensor gap
Symptoms
- No start or engine cuts out
- Tachometer drops to zero
- Stalling
What to check
- Inspect sensor and connector
- Check signal while cranking
- Inspect the reluctor ring
Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P0335, follow the service information for that make and model.