Automatic Transmission Control Module - Mazda (L34T-18-9E1E)
2007-2009 Mazda 3 - l34t189e1e

The Mazda Automatic Transmission Control Module, also known as the transmission control unit (TCU), is a computer-controlled device that is responsible for managing the transmission in a vehicle equipped with an automatic transmission. The TCU receives input from various sensors in the transmission and engine, and uses this information to determine the appropriate gear ratio for the current driving conditions. It then sends signals to the transmission to engage or disengage specific gears as needed.
The L34T-18-9E1E is a specific part number for a Mazda Automatic Transmission Control Module. It is likely specific to certain models and model years of Mazda vehicles. If you need to replace the TCU in your Mazda, it is important to make sure that you get the correct part number for your specific vehicle. You can obtain the correct part number from your Mazda dealership or a reputable auto parts retailer. It is also important to make sure that you use a genuine Mazda part, as using a non-genuine part could potentially cause issues with the transmission.
May require programming
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Product Details
Description
The Mazda Automatic Transmission Control Module, also known as the transmission control unit (TCU), is a computer-controlled device that is responsible for managing the transmission in a vehicle equipped with an automatic transmission. The TCU receives input from various sensors in the transmission and engine, and uses this information to determine the appropriate gear ratio for the current driving conditions. It then sends signals to the transmission to engage or disengage specific gears as needed.
The L34T-18-9E1E is a specific part number for a Mazda Automatic Transmission Control Module. It is likely specific to certain models and model years of Mazda vehicles. If you need to replace the TCU in your Mazda, it is important to make sure that you get the correct part number for your specific vehicle. You can obtain the correct part number from your Mazda dealership or a reputable auto parts retailer. It is also important to make sure that you use a genuine Mazda part, as using a non-genuine part could potentially cause issues with the transmission.
May require programming

| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
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