DTC B1235: Luggage compartment lighting: Condition
WARNING: This page is about a different car, the 2001 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
The output is overload protected and is cut if the load is too high. A DTC is generated if this occurs.
DTCs are not generated if the voltage is below 11V or during diagnostic communication.