Conditions for Running the DTC
WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
P2534
The control module ignition voltage signal is valid, with the ignition ON.
P2535
The control module ignition voltage signal is valid, with the ignition OFF.