Conditions for Setting the DTC

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The PPS detects the voltage at the belt tension sensor signal circuit is less than 0.5 volt or greater than 4.5 volts for 500 milliseconds.
The PPS detects the voltage at the belt tension sensor voltage reference circuit is less than 4.5 volts or greater than 9.1 volts for 500 milliseconds.
The PPS detects the amperage at the belt tension sensor low reference circuit is 25 MA or greater for 500 milliseconds.