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OBD-II Code

P0385 — Crankshaft Position Sensor B Circuit Malfunction

General malfunction detected in crankshaft position sensor B

System Engine
Severity Critical
Safe to drive? Not recommended
Advanced scanner Yes

What does code P0385 mean?

General malfunction detected in crankshaft position sensor B

Common symptoms

  • No start condition
  • stalling
  • loss of synchronization

Possible causes

  • Faulty CKP B sensor
  • damaged wiring
  • interrupted PCM signal

Initial recommendation

Inspect CKP B sensor, wiring continuity and PCM signal.

Safety notice

This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

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