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Home >> Cadillac >> 2016 >> CT6 Base, 3.6L Eng VIN S >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System - Rear Wheel Steering >> Diagnostic Information and Procedures >> DTC C0176: System Thermal Error >> Circuit/System Verification

Circuit/System Verification

  1. Verify that the DTC sets outside of the conditions for running and setting. Since most occurrences of this DTC are caused by excessive driver inputs, review with the customer the conditions under which the DTC set. Operate the vehicle within the conditions that the customer experienced, avoiding excessive inputs, and verify the DTC does not reset.
    • If the DTC did not set outside of the conditions for running and setting 
    1. Ignition ON.
    2. Verify that no steering components of the rear steering system are mechanically binding.
      • If steering components are mechanically binding, replace the mechanically binding steering components.
      • If no steering components are mechanically binding
    3. Replace the Rear Wheel Steering Actuator.
    • If the DTC set outside of the conditions for running and setting 
  2. All OK. The rear steering system is operating as designed.
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