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Home >> Ford >> 2021 >> Bronco First Edition, 2D Utility >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrumentation, Message Center And Warning Chimes (2 Of 2) >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Pinpoint Tests >> Pinpoint Test BS: The Key-In-Ignition Warning Chime Is Inoperative

Pinpoint Test BS: The Key-In-Ignition Warning Chime Is Inoperative

  1. Refer to INSTRUMENT CLUSTER for schematic and connector information.

    Normal Operation and Fault Conditions 

    See Key-In-Ignition Warning Chime. REFER to: Warning Chimes - System Operation and Component Description .

    Possible Sources 

    • Communication concern
    • Interior lighting concern
    • Ignition switch
    • BCM
    • GWM
    • IPC

  2. BS1 CHECK THE SEATBELT WARNING CHIME OPERATION

    • Ignition OFF.

    • Ignition ON.

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

    Does the seatbelt warning chime operate for approximately 6 seconds? 

    Yes  GO to  BS2
    No  GO to Pinpoint Test A 
  3. BS2 CHECK THE INTERIOR LAMPS OPERATION

    • Open and close the driver door.

    • Observe the interior lamps.

    Do the interior lamps operate correctly from the driver door? 

    Yes  GO to  BS3
    No  REFER to: Interior Lighting .
  4. BS3 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  GO to  BS4
  5. BS4 PERFORM THE BCM (BODY CONTROL MODULE) SELF-TEST

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

    Are any Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  REFER to: Body Control Module (BCM) .
    No  DIAGNOSE the ignition switch. REFER to: Steering Wheel and Column Electrical Components .