P0331

2017-10-10

Description:

  • The fault code P0331 indicates that there is an issue with the knock sensor 2 circuit in bank 2. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Illuminated check engine light

  • Engine knocking or pinging sounds

  • Reduced engine power or acceleration

  • Poor fuel economy

Possible Causes:

  • Failed knock sensor

  • Wiring or connection issues in the circuit

  • Loose or corroded electrical connections

  • Failed engine control module (ECM)

Related Parts:

  • Knock Sensor: Knock sensor detects knocking in the engine

Possible Solutions:

  • Replace the knock sensor

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded electrical connections

  • Replace the engine control module (ECM) if necessary

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