AT-1 A340E (2JZ-GTE) AUTOMATIC TRANSMISSION - DESCRIPTION DESCRIPTION GENERAL DESCRIPTION AT0D4-06 The A340E automatic transmission is a 4-Speed Electronically Controlled Transmission with an intelligent control. The A340E automatic transmission have the following features. ★ When shifting, the clutch hydraulic pressure in the transmission is controlled by the ECM to reduce transmission shift shock.to reduce transmission shift shock. ★ A new type of ATF (ATF Type T-II) is used which provides improved shifting characteristics and prevents deterioration in the ATF over time. HINT: The A340E automatic transmission use ATF Type T-II or equivalent. A super flow torque converter clutch is used to improve transmission efficiency. The A340E automatic transmission is mainly composed of a torque converter clutch with lock-up clutch, a 4-speed planetary gear unit, a hydraulic control system and an electronic control system. To minimize the possibility of incorrect operation of the automatic transmission, a shift lock mechanism has also been added. V03556