P04D2

2017-10-10

Description:

  • EGR Temperature Sensor C Circuit Intermittent/Erratic

Possible Symptoms:

  • Check the EGR temperature sensor wiring for any loose or damaged connections

  • Inspect the EGR temperature sensor for any signs of damage or corrosion and replace if necessary

  • Clean the EGR valve and the intake manifold to remove any carbon buildup or debris

  • Check the EGR system for any vacuum leaks and repair if necessary

  • Reset the vehicle's ECM (engine control module) to clear any intermittent error codes

Possible Causes:

  • Loose or damaged wiring connections to the EGR temperature sensor

  • Malfunctioning EGR temperature sensor

  • Issues with the EGR valve

  • Faulty EGR control module

  • Problems with the engine coolant temperature sensor

Related Parts:

Possible Solutions:

  • Engine misfires or stumbles

  • Decreased power and acceleration

  • Rough idle or stalling

  • Increased fuel consumption

  • Check Engine Light (CEL) illuminated

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