Audi A3 Bosch MED9.1 original ECU files

Audi A3 Bosch MED9.1 engines

27 files across 4 engine variants and 1 engine code. Listed most: 2.0 200hp, 13 files.

How to identify your Audi A3 Bosch MED9.1 file

How the numbers on this model with this ECU type start:

• HW 0261S… 20 of the 25 files with a HW number, 80%
• SW 10373… 20 of the 20 files with a SW number, 100%

In the whole archive, 4 589 of the 4 599 files with HW 0261… are Bosch units.

In the whole archive, 14 605 of the 14 611 files with SW 1037… are Bosch units.

A HW number alone does not pick the file: 0261S02041 carries 3 SW versions here. Compare both numbers with your read.

Where do I find these numbers?

All Audi A3 Bosch MED9.1 HW and SW numbers

16 HW numbers and 19 SW numbers, by engine. Beside each HW, how many SW versions it carries. A number opens a file that shows it.