OBD II Fault Code

  • OBD II P0392

OBD-II Code Decreased engine performance is defined as a Camshaft Position Sensor "B" Circuit Low

The Camshaft Position Sensor measures the exact rotational position of the camshaft. This provides a critical data signal used by the engine control module (PCM) to control the fuel injectors and ignition coils. When the PCM detects an irregular signal or no signal, it will set code P0392.

Decreased engine performance Symptoms

  • Decreased engine performance
  • Engine may not start
  • Increased fuel consumption

Common Problems That Trigger the P0392 Code

  • Broken tone ring
  • Camshaft Position Sensor (CMP) failure
  • Powertrain Control Module (PCM) failure
  • Wiring issue

Common Repairs Needed for the P0392 Code

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