Conditions for Running the DTC

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

The system voltage is 8-18 volts.
The engine run time is greater than 5 seconds.
Trans. Protection Mode is OFF.
The TCM commands the 1-2, 2-3, reverse SS valve (S3) ON.