Conditions for Running the DTC

WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The ignition is ON.
The battery voltage is more than 7 volts.
Throttle learn is not active.
DTC P2101 runs continuously once the above conditions are met for more than 5.0 seconds.