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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Cellular, Entertainment, And Navigation - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC U196E >> 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. Ignition ON
  2. Verify DTC U196E is not set.
    • If DTC U196E is set 
    1. Using the scan tool under A11 Radio> Configuration/Reset Functions>Reset Functions> License Compliance Materials Download Error Counter Reset.
    2. Verify DTC U196E is not set.
      • If DTC U196E is set.

        Replace the T22 Wireless Accessory Charging Module.

      • Go to next step: If DTC U196E is not set.

        Go to next step: All OK

    • Go to next step: If DTC U196E is not set 
  3. All OK
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