Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

The PCM commands 3rd gear and the gear ratio is 1.54:1-1.71:1, 2nd gear, for 3 seconds.
The PCM commands 4th gear and the gear ratio is 2.87:1-3.13:1, 1st gear, for 2 seconds.