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.
P16DD
B110 Battery Monitor Module detects a current of greater than 1400 A.
P16DE
B110 Battery Monitor Module detects an internal temperature of 120° C (248.0° F) or more for 4 out of 5 samples.
P16DF
B110 Battery Monitor Module detects an internal temperature of -43° C (-45.4° F) or less for 4 out of 5 samples.