P0393

2017-10-10

Description:

  • The fault code P0393 indicates that there is an issue with the circuit that controls the camshaft position sensor for bank 2. This may lead to a number of performance-related issues or the engine not starting altogether.

Possible Symptoms:

  • Engine may not start

  • Rough idling or stalling

  • Reduced engine power or acceleration

  • Illuminated check engine light

Possible Causes:

  • Failed camshaft position sensor

  • Wiring or connection issues in the sensor circuit

  • Loose or corroded electrical connections

  • Failed engine control module (ECM)

Related Parts:

  • Camshaft Position Sensor: The camshaft position sensor monitors the position of the camshaft to regulate fuel injection. Problems lead to stalling or car failing to start.

Possible Solutions:

  • Replace the camshaft position sensor

  • Inspect and repair any damaged wiring or connections in the circuit

  • Tighten or clean any loose or corroded electrical connections

  • Replace the engine control module (ECM) if necessary

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