Patent ID: 8271166
Filing Date: 2012-09-18
Classification: F16H,Y10T

Abstract:
1. A method of controlling an automatic transmission of a motor vehicle with a device having a control unit ( 2 ) communicating with at least one of a transmission gearshift lever ( 7 ) and a first transmission control ( 8 ), the method comprising the steps of: controlling the automatic transmission with the control unit either one of manually and automatically depending on signals sent from the first transmission control ( enabling the manual operation of the automatic transmission ( changing control of the automatic transmission from automatic control to manual control only when either the motor vehicle is traveling at a speed (v) lower than a predetermined speed limit or at least one of control of the automatic transmission fails and the automatic transmission fails; and not permitting manual engagement when the motor vehicle is not traveling at a speed (v) lower than a predetermined speed limit.