Conditions for Setting the DTC
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.
B1AB8 46, 49, 4C, 92, 98
Component Internal Malfunction
DTC B1AB8 54, 55
The device is not configured properly.
DTC B1AB8 11, 12, 13
An internal evaluation logic has detected a malfunction of the circuit.
DTC B1AB8 76
Incorrect Mounting Detected