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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 231 (HVAC - Automatic) >> Diagnostic Information and Procedures >> DTC B2AFB-B2AFE >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify DTC B2AFB - B2AFE is not set.
    • If any of the DTCs are set 

      Replace the B160 Inside Air Moisture and Windshield Temperature Sensor.

    • Go to next step: If none of the DTCs are set 
  3. All OK.
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