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PINPOINT TEST C: DTCs C0044:28, C0044:49 AND C0044:64

WARNING: This page is about a different car, the 2014 Lincoln MKX and 2014 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
  1. C1 CHECK THE BRAKE PEDAL AND BRACKET 
    • Inspect the brake pedal position switch and brake pedal assembly. Verify there is no brake pedal pressure unintentionally applied due to incorrect brake pedal position switch or brake pedal installation.

    Are the brake pedal position switch and brake pedal OK? 

  2. C2 CHECK FOR DTCs C0044:28, C0044:49 AND C0044:64 TO RETURN 
    • Ignition ON.
    • Using a scan tool, clear all CMDTCs  .
    • Test drive the vehicle at speeds greater than 32 km/h (20 mph).
    • Enter the following diagnostic mode on the scan tool: Self-Test - ABS Module.

    Are DTCs C0044:28, C0044:49 and C0044:64 present? 

    • Yes  : GO to C3  .
    • No  : The system is operating correctly at this time. The concern may have been caused by air trapped in the hydraulic brake system. CLEAR the DTCs. REPEAT the self-test.
  3. C3 CHECK FOR CORRECT ABS MODULE TO HCU TORQUE VALUES 
    • Verify all ABS module-to-HCU  fasteners are tightened to their correct torque specifications.

    Are the ABS module to HCU fasteners correctly torqued? 

    • Yes  : For vehicles without adaptive cruise control, INSTALL an ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . GO to C4  .

      For vehicles with adaptive cruise control, INSTALL a new HCU  . REFER to HYDRAULIC CONTROL UNIT (HCU) . TEST the system for normal operation.

    • No  : TIGHTEN all ABS module-to-HCU  fasteners. CLEAR the DTCs. GO to C4  .
  4. C4 CHECK FOR DTCs C0044:28, C0044:49 AND C0044:64 
    • Test drive the vehicle at speeds greater than 32 km/h (20 mph).
    • Enter the following diagnostic mode on the scan tool: Self-Test - ABS Module.
    • Carry out the ABS module self-test.

    Are DTCs C0044:28, C0044:49 and C0044:64 present? 

    • Yes  : INSTALL a new HCU  . REFER to HYDRAULIC CONTROL UNIT (HCU) . TEST the system for normal operation.
    • No  : Repairs complete. The system is operating correctly at this time.
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