Conditions for Running the DTC

WARNING: This page is about a different car, the 2003 Saturn LW300, 2003 Saturn LW200, 2003 Saturn L300, and 2003 Saturn L200. However, it is still accessible from the selected car via links, so may be relevant.

No CAN DTCs U2103 or U2105.
The engine speed is 1,800-3,000 RPM.
The ECM deceleration fuel shutoff is active.
The engine coolant temperature is greater than 64°C (147°F).
The TCM commanded gear is 4th or 5th.