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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 485 (Power Steering System) >> Diagnostic Information and Procedures >> DTC C056E >> Circuit/System Verification

Circuit/System Verification

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  1. Verify DTC C056E 42 is not set.
    • If DTC C056E 42 is set, perform the PSCM programming and setup procedures. If DTC C056E 42 resets, replace the PSCM.
  2. Verify DTC C056E 4B is not set.
    • If DTC C056E 4B is set, perform the steering position/torque sensor calibration. If DTC C056E 4B resets, replace the PSCM.
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