Pattern Select Switch Sport Mode Circuit [01/2019 - 11/2022]: Description
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, 2020 Toyota Corolla, and 2019 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
The ECM memory contains programs for normal and sport shift patterns.
By following the programs corresponding to signals from the SPORT switch (combination switch assembly), park/neutral position switch assembly and various other sensors, the ECM switches the shift solenoid valves on and off, and controls the gear ratio.