DTC P0731-00: Gear 1 Incorrect Ratio: General Description

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.

The IVT is to shift the gear according to the ratio of drive pulley speed and secondary pulley speed. Then, the ratio of the target and current target would be always same, and if the gear should be slipped, its pulley ratio would stuck the fixed rate and change into the fail safe.

Courtesy of KIA MOTORS AMERICA, INC.