P05D9

2017-10-10

Description:

  • PCV Regulator Valve Control Circuit Low

Possible Symptoms:

  • Check the PCV valve for any blockages or clogs and clean or replace if necessary.

  • Inspect the PCV valve circuit wiring for any damage, loose connections, or corrosion and repair or replace as needed.

  • Test the power supply to the PCV valve control circuit using a multimeter and replace any faulty components or connectors.

  • Consult the vehicle or motorcycle manufacturer's service manual for any specific troubleshooting steps or recommendations for this particular error code.

Possible Causes:

  • Faulty PCV regulator valve

  • Loose or damaged electrical connections to the PCV regulator valve

  • Clogged or blocked PCV system

  • Malfunctioning engine control module (ECM)

  • Vacuum leak in the PCV system

Related Parts:

Possible Solutions:

  • Engine misfires or runs rough

  • Poor fuel economy

  • Difficulty starting the vehicle

  • Stalling or hesitation while driving

  • Illuminated check engine light

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