P06D4

2017-10-10

Description:

  • Sensor Reference Voltage E Circuit High

Possible Symptoms:

  • Check the wiring harness for any damages or loose connections.

  • Inspect and replace the sensor reference voltage E circuit if necessary.

  • Clean or replace the connector terminals for the sensor reference voltage E circuit.

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

Possible Causes:

  • Faulty sensor reference voltage regulator

  • Short or open circuit in the sensor reference voltage circuit

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

  • Malfunctioning sensor or sensor connector

  • Wiring issue or loose connection in the sensor reference voltage circuit

Related Parts:

Possible Solutions:

  • Engine misfires or runs rough

  • Loss of power or hesitation during acceleration

  • Poor fuel economy

  • Check Engine Light illuminates

  • Limited or no response from throttle input

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