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.

The passenger presence module detects the voltage at the passenger presence sensor signal is less than 0.5 volt or greater than 4.5 volts for 2 seconds.
The passenger presence module detects the voltage at the passenger presence sensor voltage reference is less than 4.5 volts or greater than 9.1 volts for 2 seconds.
The passenger presence module detects the amperage at the passenger presence sensor low reference is 25 mA or greater for 2 seconds.