Conditions for Running the DTC

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis 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.

The ignition is ON.
System voltage is more than 7 volts.
The powertrain relay is commanded ON.
DTC P1682 runs continuously when the above conditions are met.