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Home >> Ford >> 2021 >> Bronco First Edition, 2D Utility >> Repair and Diagnosis >> Electrical >> Gauges >> Instrumentation, Message Center And Warning Chimes (2 Of 2) >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Pinpoint Tests >> Pinpoint Test Bl: The Adaptive Cruise Control Or Forward Collision Warning Chime Is Inoperative

Pinpoint Test Bl: The Adaptive Cruise Control Or Forward Collision Warning Chime Is Inoperative

  1. Normal Operation and Fault Conditions 

    See Adaptive Cruise Control Chime. REFER to: Warning Chimes - System Operation and Component Description .

    See Forward Collision Warning Chime. REFER to: Warning Chimes - System Operation and Component Description .

    Possible Sources 

    • Adaptive cruise control concern
    • Forward collision system concern
    • Communication concern
    • IPMA concern
    • GWM
    • IPC

  2. BL1 CHECK THE SEATBELT WARNING CHIME OPERATION

    • Ignition OFF.

    • Ignition ON.

    • Unbuckle the driver seatbelt.

    • Monitor the seatbelt warning chime when the ignition is transitioned from OFF to RUN for 6 seconds.

    Does the seatbelt warning chime operate for approximately 6 seconds? 

    Yes  GO to  BL2
    No  GO to Pinpoint Test A 

  3. BL2 VERIFY THE CHIMES FUNCTION THROUGH THE AUDIO SPEAKERS

    • Ignition OFF.

    • Ignition ON.

    • Monitor the location of the seatbelt warning chime (front/rear audio speakers or IPC) when the ignition is transitioned from OFF to RUN.

    Does the chime sound through the audio speakers? 

    Yes  GO to  BL4
    No  GO to  BL3

  4. BL3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

    • Using a diagnostic scan tool, perform the IPC self-test.

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to the Diagnostic Trouble Code (DTC) Chart .
    No  GO to  BL4

  5. BL4 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

    • Using a diagnostic scan tool, perform the IPMA self-test.

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to the Diagnostic Trouble Code (DTC) Chart .
    No  GO to  BL5

  6. BL5 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (DTCs).

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Controller Area Network (CAN) Module Communications Network .
    No  DIAGNOSE the system in question.. For adaptive cruise control, REFER to: Cruise Control - Vehicles With: Adaptive Cruise Control .. For collision avoidance,
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