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Home >> Ford >> 2015 >> Explorer Limited, 3.5L Eng VIN 8, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle Transmission External Controls - Select Shift >> Diagnosis And Testing >> External Controls >> Pinpoint Tests >> PINPOINT TEST B : Brake Shift Interlock System >> PINPOINT TEST B : Brake Shift Interlock System

PINPOINT TEST B : Brake Shift Interlock System

  1. B1 RETRIEVE AND RECORD ALL DTCS

    • Using the diagnostic scan tool, retrieve all DTCs.

    Is DTC B1319:15 present? 

    Yes  CLEAR the DTC. If the DTC returns, GO to  B2.
    No  The issue may not be the BSIA system. GO to Symptom Chart .

  2. B2 CHECK THE BSIA POWER CIRCUIT FOR AN OPEN

    • Ignition OFF.
    • Disconnect: Brake Shift Interlock C3245 .
    • Inspect for damaged or pushed-out terminals.
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C3245-3
      GFD33596Courtesy of FORD MOTOR COMPANY
      		 C2280B-49

    Is the resistance less than 3 ohms? 

    Yes  GO to  B3.
    No  REPAIR the circuit.

  3. B3 CHECK THE BSIA GROUND CIRCUIT FOR AN OPEN

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C3245-4
      GFD33596Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is the resistance less than 3 ohms? 

    Yes  GO to  B4.
    No  REPAIR the circuit.

  4. B4 CHECK THE BSIA POWER CIRCUIT FOR VOLTAGE

    • Ignition ON.
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C3245-3
      GFD33595Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is any voltage present? 

    Yes  REPAIR the circuit.
    No  INSTALL a new selector lever. REFER to Selector Lever .
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