Conditions for Running the DTC

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

P077B

DTC P0721, P077C, P077D, or P215C is not set.
The drive motor estimated output speed is greater than 50 RPM.

P077C

DTC P077D is not set.
System voltage is at least 9V and no more than 32V.

P077D

DTC P077B is not set.
System voltage is at least 9V and no more than 32V.