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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Diagnostic Information and Procedures >> DTC C0245: Wheel Speed Sensor Frequency Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Verify that all tires have the proper air pressure.
    • If not the proper air pressure 

      Adjust all tire air pressures to the stated cold air pressure as identified on the tire placard or specification.

    • If the proper air pressure 
  2. Verify that all tires are of uniform size and matching brand.
    • If not of uniform size or matching brand 
    1. Replace the mis-sized or non-matching brand tire.
    2. Verify the DTC does not set while operating the vehicle within the Conditions for Running the DTC.
      • If the DTC is set, replace the K17 Electronic Brake Control Module.
      • If the DTC does not set.
    3. All OK.
    • If all tires are of uniform size and matching brand 
  3. All OK.
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