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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC C1436 >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. With a scan tool check the Power Steering Control Module for any DTCs.
    • Go to next step: If there are no DTCs present in the Power Steering Control Module 
    1. With a scan tool check to see if DTCs U0126, U0130, or U0130 are set.
      • Go to next step: If DTCs U0126, U0130, and U0130 are not set 
    2. With a scan tool check to see if DTCs C0035 - C0050 are set in the Electronic Brake Control Module
      • Go to next step: If DTCs C0035 - C0050 are not set in the Electronic Brake Control Module 
  3. Perform the Steering Wheel Angle Sensor Centering (without UKL)Steering Wheel Angle Sensor Centering (with UKL) procedure.
    • If the Steering Angle Sensor Centering procedure corrected the DTC 

      Proceed to step 6

    • Go to next step: If the Steering Angle Sensor Centering procedure did not correct the DTC 
  4. Replace the Steering Gear Assembly.
    • If steering gear assembly replacement corrected the DTC 

      Proceed to step 6

    • Go to next step: If steering gear assembly replacement did not correct the DTC 
  5. Replace the Electronic Brake Control module.
  6. All OK.