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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Antilock Brake System) >> Diagnostic Information and Procedures >> DTC C0051 >> 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 - On / Vehicle - In Service Mode
  2. Verify there are no DTCs set related to the following component/system: K43 Power Steering Control Module
    • Go to next step: If none of the DTCs are set 
  3. Perform the scan tool learn/reset function: Steering Wheel Angle Sensor Centering
  4. Verify that no DTCs are set.
    • If any DTC is set 
    1. Replace the component: K43 Power Steering Control Module
    2. Verify that no DTCs are set.
      • If the DTC sets - Replace the component: K160 Brake System Control Module
      • Go to next step: If the DTC is not set - All OK.
    • Go to next step: If the DTC is not set 
  5. All OK.
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