P05F8

2017-10-10

Description:

  • Reductant Heater Control Module Performance

Possible Symptoms:

  • Check the reductant heater control module for any malfunctions or damages

  • Inspect and clean the reductant heater inlet and outlet pipes

  • Test the reductant heater relay and replace if necessary

  • Verify the electrical connections and wiring of the reductant heater control module

  • Clear the error code and see if they return

Possible Causes:

  • Faulty reductant heater control module

  • Clogged or dirty reductant injector

  • Incorrect reductant fluid level

  • Malfunctioning temperature sensor

  • Wiring or connection issues with the reductant heater system

Related Parts:

Possible Solutions:

  • Check engine light illuminates on the dashboard

  • Loss of power or decreased acceleration

  • Poor fuel efficiency

  • Difficulties starting the vehicle

  • Rough idle or stalling

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