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Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Anti-Lock Brake System And Stability Control) >> Diagnosis And Testing >> Anti-Lock Brake System (ABS) and Stability Control >> Pinpoint Tests >> Pinpoint Test F: DTCs C0040:72 and C0040:73 >> PINPOINT TEST F: DTCs C0040:72 AND C0040:73

PINPOINT TEST F: DTCs C0040:72 AND C0040:73

WARNING: This page is about a different car, the 2013 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
  1. F1 CHECK THE STOPLAMPS FOR CORRECT OPERATION 
    • Check the stoplamps for correct operation by pressing and releasing the brake pedal and observing the stoplamps.
    • Do the stoplamps operate correctly? 
  2. F2 CHECK THE ABS MODULE DTCs 
    • Review the ABS module DTCs retrieved during Inspection and Verification.
    • Is DTC U0100:00 present? 
    • Yes  : GO to PINPOINT TEST I .
    • No  : For DTC C0040:72 GO to F3.

      For DTC C0040:73, INSTALL a new stoplamp switch.

      REFER to EXTERIOR LIGHTING . CLEAR the DTCs. REPEAT the self-test.

  3. F3 CHECK THE ABS MODULE BRAKE PRESSURE PID 
    • Enter the following diagnostic mode on the scan tool: ABS Module DataLogger.
    • Monitor the BPS_EE12 PID with the brake pedal released.
    • Does the BPS_EE12 PID show brake pressure lower than 132 psi? 
    • Yes  : The system is operating correctly at this time. CLEAR the DTCs. REPEAT the self-test.
    • No  : GO to F4.
  4. F4 CHECK THE ABS MODULE BRAKE PRESSURE PID 
    • Disconnect: Cruise Control Deactivator Switch C277.
    • Remove the cruise control deactivator switch. Refer to CRUISE CONTROL .
    • Enter the following diagnostic mode on the scan tool: ABS Module DataLogger.
    • Monitor the BPS_EE12 PID with the brake pedal released.
    • Does the BPS_EE12 PID show brake pressure lower than 132 psi? 
    • Yes  : INSTALL a new cruise control deactivator switch.

      REFER to CRUISE CONTROL . CLEAR the DTCs. REPEAT the self-test.

    • No  : GO to F5.
  5. F5 CHECK THE ABS MODULE BRAKE PRESSURE PID 
    • Connect: Cruise Control Deactivator Switch C277.
    • Enter the following diagnostic mode on the scan tool: ABS Module DataLogger.
    • Connect: Stoplamp Switch C278.
    • Remove the stoplamp switch.
    • Monitor the BPS_EE12 PID with the brake pedal released.
    • Does the BPS_EE12 PID show brake pressure lower than 132 psi? 
    • Yes  : INSTALL a new stoplamp switch. REFER to EXTERIOR LIGHTING . CLEAR the DTCs. REPEAT the self-test.
    • No  : GO to F6.
  6. F6 CHECK FOR CORRECT ABS MODULE OPERATION 
    • Disconnect: ABS Module.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect: ABS Module.
    • Make sure the connector is seated correctly, then operate the system and verify the concern is still present.
    • Is the concern still present? 
    • Yes  : INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . TEST the system for normal operation.
    • No  : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
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