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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 228 (Vehicle Access System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B115E or B115F >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Vehicle in Service Mode.
  2. Verify the scan tool Left Front Door Interior Lock Status and the Left Front Door Interior Unlock Status changes from Inactive to Active while pressing the S13D Door Lock Switch - Driver - Lock Switch & Unlock Switch
    • If a parameter does not change 

      Refer to Circuit/System Testing

    • Go to next step: If the parameters change from Inactive and Active 
  3. A fault is not currently present and may be an intermittent condition
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