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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Antilock Brake System) >> Diagnostic Information and Procedures >> DTC C05CA or C05CB >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition/Vehicle - Off
  2. Ignition - On / Vehicle - In Service Mode
  3. Verify DTC C05CA, C05CB is not set.
    • If the DTC sets 

      Replace the component: K160 Brake System Control Module

    • Go to next step: If the DTC is not set 
  4. All OK.