P0335 Crankshaft Position Sensor A Circuit Malfunction
What does P0335 mean?
P0335 — Crankshaft Position Sensor A Circuit Malfunction. This is an OBD-II diagnostic trouble code a scanner retrieves when your vehicle's computer detects crankshaft position sensor a circuit malfunction. The level of risk depends on how the vehicle is currently running and how long you've been driving with the light on.
Common causes of P0335
- Faulty crankshaft position (CKP) sensor
- Damaged or shorted CKP sensor wiring
- Poor sensor mounting or air gap
- Damaged reluctor wheel or tone ring
- PCM fault
How to fix P0335
- Inspect CKP sensor wiring and connector for damage
- Verify sensor mounting and correct air gap
- Check the reluctor wheel for damage or missing teeth
- Watch crankshaft RPM signal on an OBD-II scanner while cranking
- Replace the CKP sensor if no signal is confirmed