•  Climbing or descending is determined based on the engine output torque and the vehicle acceleration, and the shift gear is controlled to realize smooth vehicle driving.

Block diagram

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1	MAF sensor
2	Brake switch
3	Shift solenoid A
4	Shift solenoid B
5	Shift solenoid C
6	Shift solenoid D
7	Shift solenoid E
8	Shift solenoid F