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Home >> Ford >> 2023 >> E-Transit Van Cargo Extended >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Parking Brake And Actuation - Vehicles With: Electronic Parking Brake (EPB) >> Diagnosis And Testing >> Parking Brake - Vehicles With: Electric Parking Brake >> Pinpoint Tests >> Pinpoint Test J: Parking Brake Inoperative

Pinpoint Test J: Parking Brake Inoperative

  1. Refer to VEHICLE DYNAMIC SYSTEMS for schematic and connector information.

    Normal Operation and Fault Conditions 

    The parking brake switch is a 3 position switch with 2 sets of 3 internal micro switches, one set is for APPLY and one set is for RELEASE. The 3 switch positions are APPLY (pulled up), NEUTRAL (at rest or static) and RELEASE (pushed down).

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    ABS C1034:9A Park Brake: Component or System Operating Conditions The ABS Module sets this DTC when an invalid park brake request is given. I.e a park brake application is requested and the vehicle speed is greater than the static threshold. The EPB will also log a DTC due to the invalid request, but not enter a fault state. OR The ABS Module sets this DTC when the rear left and rear right actuator positions are incoherent to eachother.

    Possible Sources 

    • ABS Module
    • Wiring, terminals or connectors
    • EPB actuator motor

  2. Diagnostic steps are not provided for this symptom or DTC. REFER to: Diagnostic Methods .

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