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OBD2 fault code
P0335

Crankshaft Position Sensor A Circuit Malfunction

The code identifies an implausible condition in the monitored system. The component named in the code is not automatically the defective part.

Very high
CodeP0335
UrgencyVery high
DriveabilityStop if warning lights, power loss, or rough running occur.
StandardOBD-II

What does P0335 mean?

Crankshaft Position Sensor A Circuit Malfunction. The engine or vehicle control system detected that a measured value, control response, or communication signal was outside the expected range.

Common symptoms

  • starting problems or stalling
  • rough running or power loss
  • limp mode and implausible speed signals

Likely causes

  • faulty crankshaft, camshaft, or knock sensor
  • damaged wiring or connector
  • trigger wheel, timing, or ground fault

Sensible diagnostic order

  1. check live signal and engine-speed detection
  2. inspect wiring and connector contacts
  3. verify signal with suitable equipment and check timing

Can I continue driving?

Stop if warning lights, power loss, or rough running occur. If the check-engine light flashes, the engine shakes strongly, warning messages increase, or power drops significantly, stop and arrange professional assistance.

This information is a diagnostic aid and does not replace inspection by a qualified workshop. Manufacturer-specific definitions may differ.

FAQ

Can I continue driving with P0335?

Stop if warning lights, power loss, or rough running occur.

Does P0335 always identify a defective part?

No. A fault code identifies a monitored system or implausible condition. Wiring, voltage, leaks, and related components must also be checked.

How can DiagnostiX help with P0335?

DiagnostiX reads the code from the vehicle, assigns it to the vehicle profile, and displays relevant live values and a structured explanation.