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Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

DTC C056E 41

  1. Ignition ON.
  2. Verify that DTC C056E 41 is not set.
    • If the DTC C056E 41 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 41 is not set 
  3. All OK.

DTC C056E 4B

  1. Ignition ON.
  2. Verify that DTC C056E 4B is not set.
    • If the DTC C056E 4B is set 
    1. Refer to Power Steering Control Module Programming and Setup and follow the steps to perform "Replace and Program 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 4B is not set 
  3. All OK.
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