P05F6

2017-10-10

Description:

  • Exhaust Aftertreatment Power Relay Control Circuit Stuck On

Possible Symptoms:

  • Check the wiring connections to the exhaust aftertreatment power relay and ensure they are secure and free of any damage.

  • Inspect the exhaust aftertreatment power relay for any signs of malfunction or damage and replace it if necessary.

  • Test the exhaust aftertreatment power relay control circuit for any voltage irregularities and repair or replace any faulty components.

Possible Causes:

  • Faulty exhaust aftertreatment power relay

  • Electrical short circuit in the exhaust aftertreatment power relay circuit

  • Malfunctioning exhaust aftertreatment power relay control module

  • Loose or damaged wiring connections in the exhaust aftertreatment power relay circuit

  • Failure of the engine control unit (ECU) to communicate with the exhaust aftertreatment power relay control module

Related Parts:

Possible Solutions:

  • Malfunction indicator light (MIL) is permanently illuminated

  • Poor fuel efficiency or decreased engine performance

  • Difficulty starting the vehicle

  • Increased exhaust emissions or black smoke from the exhaust pipe

  • Limited vehicle power or reduced acceleration.

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