Conditions for Setting the DTC
WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
B1517 03
The voltage of the high resolution B+ circuit is less than 11 volts for 2 minutes.
B1517 07
The voltage of the high resolution B+ circuit is greater than 16 volts for 15 seconds.
B1517 5A
The voltage of the high resolution B+ circuit is 2 volts less than the voltage of the BCM B+ circuit for 10 seconds.