Conditions for Setting the DTC

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0719 sets if the TCM detects an open brake switch or circuit and the following conditions occur eight times:

The vehicle speed is greater than 32 km/h (20 mph) for 6 seconds;
then, the vehicle speed is 8-32 km/h (5-20 mph) for 6 seconds;
then, the vehicle speed is less than 8 km/h (5 mph) for 2 seconds.