This Transmission Computer Control Module TCU TCM L34T189E1A is a genuine Mazda product made in Japan with OE/OEM Part Number L34T189E1A. It is suitable for use in 2007-2009 Mazda 3 2.3L vehicles. The module is designed to control the car's transmission system, ensuring smooth and efficient operation. It is crucial for adequately functioning the vehicle's engine and transmission system. This module is compatible with various ECUs and computer modules. It is part of the Starters, Alternators, ECUs & Wiring category under the ECUs & Computer Modules and Car & Truck Parts & Accessories sections on eBay Motors.