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Home >> Mercury >> 2009 >> Sable Premier, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1255 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> DTC P0572: - Brake Switch A Circuit Low

DTC P0572: - Brake Switch A Circuit Low

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DTC P0572: - BRAKE SWITCH A CIRCUIT LOW

Description:  This DTC indicates the brake switch is stuck in the ON position.
Possible Causes: 
  • Open or short in the BPP circuit
  • Open or short in the stoplamp circuits
  • Damaged brake switch
  • Incorrectly adjusted brake switch
Diagnostic Aids:  Using the scan tool, check the BPP/BOO PID. The BPP/BOO PID should toggle on and off with brake pedal activation.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test FD .
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