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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 377 (Power Seats) >> Diagnostic Information and Procedures >> DTC B1098 or B109C >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition/Vehicle in Service Mode.
  2. Verify that DTC B1098 and B109C are not set.
    • If a DTC is set 

      Refer to Circuit/System Testing

    • Go to next step: If a DTC is not set 
  3. Operate all power seat motors in the Up/Down or Forward/Rearward directions.
  4. Verify that DTC B1098 and B109C are not set.
    • If a DTC is set 

      Refer to Circuit/System Testing

    • Go to next step: If a DTC is not set 
  5. A fault is currently not present and may be an intermittent condition.