Conditions for Running the All Wheel Drive (AWD) Disable Fault

WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

The system voltage is 9-18 volts.
The engine speed is greater than 500 RPM for 5 seconds, and the engine is not in fuel shut-off.
The rear drive module must not be in an over-temperature condition.
The TFP manual valve position switch DTC P1810 is not present.