P0335: Crankshaft Position Sensor A Circuit

What does P0335 mean?

There is a fault with the crankshaft position sensor signal. The engine computer uses it for spark and fuel timing, so this can cause a no-start.

Generic OBD-II definition: Crankshaft Position Sensor A Circuit. Confirm applicability in your vehicle service information.

Common causes

• Failed crankshaft position sensor
• Damaged wiring
• Damaged reluctor ring

Symptoms

• Engine stalls
• Crank but no start
• Tachometer drops out

Can I keep driving with P0335?

Severity: High Stop or minimize driving and get it looked at right away.

If the check engine light is flashing or the car runs badly, stop driving and have it checked.

Typical fixes

• Inspect sensor connector and wiring
• Check signal with a scope or scanner
• Replace sensor