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Home >> Ford >> 2023 >> Explorer ST-Line, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Pedestrian Alert System) >> Diagnosis And Testing >> Pedestrian Alert System >> Pinpoint Tests >> Pinpoint Test B: A Sounder Is Distorted
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Pinpoint Test B: A Sounder Is Distorted

WARNING: This page is about a different car, the 2022 Ford Police Interceptor Utility and 2022 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Normal Operation and Fault Conditions 

    The front and rear sounder are controlled by the PACM. Distorted sound is often caused by either debris surrounding the sounder area or a sounder.

    Possible Sources 

    • Debris surrounding the sounder
    • Front sounder
    • Rear sounder

  2. B1 INSPECT THE SOUNDER

    • INSPECT and CLEAR any debris around the sounder.

    Is any debris present around the sounder? 

    Yes  CLEAR the debris from the sounder area.
    No  INSTALL a new sounder. REFER to: Pedestrian Alert System Speaker