Conditions for Setting 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.
Condition 1
TCM has detected an internal temperature condition of 144°C (291°F) or greater for 5 s.
Condition 2
Ignition voltage is 18 V or greater and the TCM temperature is 50°C (122°F) or greater for 2 s.