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PINPOINT TEST A: Brake Shift Interlock System

WARNING: This page is about a different car, the 2014 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
  1. A1 RETRIEVE AND RECORD ALL DTCs 
    • Using the diagnostic scan tool, retrieve all DTCs  .

    IS DTC B1319:11 present? 

    1. Yes  : CLEAR the DTC  . If the DTC  returns, GO to A2  .
    2. No  : The issue may not be the BSIA  system. GO to SYMPTOM CHART .
  2. A2 CHECK BCM FUSE 18 (10A) 
    • Ignition OFF.
    • Remove the BCM  fuse 18 (10A).
    • Check the BCM  fuse 18 (10A).

    Is the resistance less than 3 ohms? 

    1. Yes  : GO to A3  .
    2. No  : GO to  A4.
  3. A3 CHECK BCM FOR AN INTERNAL SHORT 
    • Disconnect: BCM C2280B  .
    • Inspect for damaged or pushed-out terminals.
    • Install a new fuse.

    Did the fuse fail? 

    1. Yes  : INSTALL a new BCM  . REFER to MULTIFUNCTION ELECTRONIC MODULES .
    2. No  : GO to A4  .
  4. A4 CHECK THE BSIA POWER CIRCUIT FOR A SHORT TO GROUND 
    • Disconnect: Brake Shift Interlock C3245  .
    • Inspect for damaged or pushed-out terminals.
    • Measure.
      Positive Lead Measurement/Action Negative Lead
      C3245-3  OHM Ground

    Is the resistance greater than 10, 000 ohms? 

    1. Yes  : INSTALL a new selector lever. REFER to SELECTOR LEVER .
    2. No  : REPAIR the circuit.
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