The 1st gear step was formed the control unit of the vehicle, the record media null 1st engagement element which records

摘要

PROBLEM TO BE SOLVED: To reduce shock to be produced when engaging elements are engaged with each other during shift transmission.;SOLUTION: An ECU executes a program which includes a step of reducing the output torque of an engine so that a turbine rotating speed NT is increased up to a synchronous rotating speed of a fourth-speed gear stage formed by engaging a C1 clutch with a C2 clutch in a time T(3) after starting down-shift from a fifth-speed gear stage formed by engaging a B3 brake with the C2 clutch to a second-speed gear stage formed by engaging the C1 clutch with a B1 brake or downshift from a sixth-speed gear stage formed by engaging the B1 brake with the C2 clutch to a third-speed gear stage formed by engaging the C1 clutch with the B3 brake (YES in S200).;COPYRIGHT: (C)2009,JPO&INPIT