P0828 Code - Up and Down Shift Switch Circuit High

Discussion in 'P - Powetrain Codes' started by fault code, Mar 25, 2018.

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  1. fault code

    fault code Administrator Staff Member

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    What does P0828 Mean?

    The Transmission Control Module (TCM) monitors the Up and Down Shift Switch signal. The TCM sets the OBDII code when the Up and Down Shift Switch is not to factory specifications.

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    What are the common causes of P0828 ?
    • Rough running engine due to misfiring plugs. Many engines have misfire codes to indicate the cylinder effected, such as P0307 for number 7.
    • Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)
    • Defective ECU strategies or components will prevent proper regeneration
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    How do you troubleshoot P0828 ?

    Several repairs can fix a P0828 trouble code and include:
    • Clean out the shifter area of any spilled liquids
    • Repair or replace any damaged or shorted electrical wiring, harnesses, or connectors
    • Repair damaged or defective up and down shift switch
    • Clear all codes, test-drive the vehicle, and rescan to see if any codes reappear

    Searches related to P0828 Code - Up and Down Shift Switch Circuit High
    • P0828
    • P0829
     

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