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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC C056E: Electronic Control Unit Software >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. Verify that DTC C056E is not set.
    • If the DTC C056E is set 
    1. Program the K43 Power Steering Control Module.
    2. Verify the DTC does not set.
      • If the DTC sets, replace the K43 Power Steering Control Module.
      • If the DTC does not set
    3. All OK.
    • If the DTC C056E is not set 
  3. All OK.
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