Conditions for Running the DTC

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

The ignition is ON.
System voltage is more than 7.0 volts.
The powertrain relay is commanded ON.
DTC P1682 runs continuously.