P06D8

2017-10-10

Description:

  • Sensor Reference Voltage F Circuit High

Possible Symptoms:

  • Check and replace the sensor reference voltage F circuit

  • Inspect and repair any damaged wiring or connectors related to the sensor reference voltage F circuit

  • Clear the error codes and monitor if the error code reoccurs.

Possible Causes:

  • Short circuit in the wiring or connectors related to the sensor reference voltage

  • Loose or corroded electrical connections in the sensor reference voltage circuit

  • Defective engine control module (ECM) or powertrain control module (PCM)

  • Faulty sensor causing a high voltage reading on the sensor reference voltage circuit

Related Parts:

Possible Solutions:

  • Check engine light illuminates on the dashboard

  • Engine may hesitate or stumble during acceleration

  • Vehicle may experience a decrease in fuel efficiency

  • Rough idling or engine misfires occur

  • Vehicle may fail emissions test

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