P04D6

2017-10-10

Description:

  • Exhaust Brake Input Circuit High

Possible Symptoms:

  • Check the wiring and connections for any damage or loose connections related to the exhaust brake input circuit.

  • Inspect the exhaust brake sensor for any signs of malfunction or damage and replace if necessary.

  • Reset the check engine light and monitor the vehicle to see if the error code reappears, as it could be a temporary glitch.

  • Update the vehicle's software or perform a software reset to ensure the exhaust brake input circuit is functioning correctly.

  • If all else fails, consult the vehicle's manual or reach out to the manufacturer for further guidance on troubleshooting and resolving the exhaust brake input circuit high issue.

Possible Causes:

  • Faulty exhaust brake sensor

  • Short circuit in the exhaust brake wiring

  • Faulty exhaust brake switch

  • Malfunctioning engine control module (ECM)

  • Defective exhaust brake solenoid

Related Parts:

Possible Solutions:

  • Engine power loss

  • Illuminated check engine light

  • Decreased fuel efficiency

  • Difficulties with acceleration or deceleration

  • Increased exhaust emissions

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