Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Condition 1
The change in TFT is 2°C (4°F) or less when the TFT is -39 to +20°C (-38 to +68°F) at start-up for 80 seconds.
Condition 2
The change in TFT is 2°C (4°F) when the TFT is 129-149°C (264-300°F) at start-up for 80 seconds.
Condition 3
The change in TFT is 20°C (68°F) or less after a predetermined time.