Conditions for Setting the DTC

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

The heated seat sensor signal circuit voltage to the driver seat module is greater than 4.94 volts for 30 seconds or more.
The heated seat sensor signal circuit voltage to the driver seat module is less than 0.078 volts for 30 seconds or more.
The heated seat sensor signal circuit input to the driver seat module indicates that the desired seat temperature has not been reached within 30 minutes after activation.