Conditions for Setting the DTC
WARNING: This page is about a different car, the 2018 Cadillac XT5. However, it is still accessible from the selected car via links, so may be relevant.
B1024 53
The module senses an internal temperature less than -40°C (-40°F).
B1024 54
The module senses an internal temperature greater than 69°C (156°F).