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Home >> Cadillac >> 2014 >> SRX Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Antilock Brake System >> Diagnostic Information and Procedures >> DTC C1255 or C1256: Electronic Control Unit/Programming >> Circuit/System Testing
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Circuit/System Testing

  1. Ignition ON.
  2. Verify that DTC C056D or C056E is not set.
    • If none of the DTCs are set 
  3. Replace the K17 Electronic Brake Control Module.
  4. Verify DTC C1255 or C1256 does not set while operating the vehicle within the Conditions for Running the DTC.
    • If either DTC sets 

      Replace the module that set the DTC

    • If none of the DTCs are set 
  5. All OK.
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