ECU Engine controller Seat Leon Toledo 1.9 TDI AHF 038906012BT Bosch 0281010229 Diesel EDC15UM+ 2805 28SA4212
Which Seat models use ECU 038906012BT / Bosch 0281010229?
This ECU Engine controller with part numbers 038906012BT and Bosch 0281010229 is listed for selected Seat Leon and Seat Toledo vehicles with the 1.9 TDI AHF diesel engine. The safest way to confirm fitment is to match the exact numbers on your original ECU label.
You may also see the same references in spaced formats such as 038 906 012 BT or 0 281 010 229.
What does an EDC15UM+ engine ECU do in a 1.9 TDI?
The engine ECU controls key diesel engine functions while you drive. It processes sensor signals and manages essential operating parameters so the engine runs smoothly and consistently.
EDC15UM+ (for example the 2805 marking) helps identify the ECU family, but the most important match points are 038906012BT and Bosch 0281010229.
Why is matching 038906012BT and 0281010229 so important?
Part numbers identify the exact ECU version. Even similar-looking units can differ in configuration or software, which can lead to incorrect operation after installation.
Before ordering, compare all label markings, including 038906012BT and Bosch 0281010229 (0 281 010 229).
Common symptoms of a faulty ECU in Seat Leon/Toledo (038906012BT)
A failing ECU can cause hard starting, power loss, rough running, limp mode, or a Check Engine light. In some cases, fault codes may return even after clearing.
This ECU is offered as a tested unit with warranty and fast shipping.
Does ECU 038906012BT require coding or adaptation after installation?
Depending on the vehicle version and its electronic setup, ECU replacement may require adaptation/coding after installation so it can work correctly with other modules.
Exact matching of 038906012BT and Bosch 0281010229 makes installation easier and helps ensure correct operation after replacement.