ECU solutions

Siemens SIMOS3

NuoVolta supports the Siemens SIMOS3 with 6 ready solutions and 11 solution files. It is used in Audi, Seat, Skoda and Volkswagen vehicles, and the most requested solutions are Stage 1, Flex E85 and Catalyst Removal. DTC removal is available with 20 ready DTC sets.

Audi Seat Skoda Volkswagen

6solutions

11solution files

20DTC sets

Mar 2026last update

Solutions for the Siemens SIMOS3

Select a solution to see the details for this ECU.

Stage 1 7 solution files Most requested Flex E85 3 solution files Most requested Catalyst Removal 1 solution files Most requested EGR Removal Supported TVA Removal Supported Lambda / O2 Removal Supported

Most requested solutions

Ranking of the solutions NuoVolta users apply most often to this ECU.

Solution files added per year

Ready solution files added for the Siemens SIMOS3 in the NuoVolta database.

* Current year, in progress.

Vehicles in our file database

Examples of vehicles with original Siemens SIMOS3 files in the NuoVolta file database.

Audi A4 Skoda Fabia VW Bora

Frequently asked questions

Which solutions are available for the Siemens SIMOS3?

NuoVolta offers 6 ready solutions for the Siemens SIMOS3, including Stage 1, Flex E85 and Catalyst Removal.

Can DTC codes be removed on the Siemens SIMOS3?

Yes. NuoVolta has 20 ready DTC sets for the Siemens SIMOS3, and the DTC removal feature disables the codes related to the applied solution.

How do I apply a solution to my Siemens SIMOS3 file?

Read the original file from the ECU, open it in the NuoVolta client, select the solutions and save the modified file. The client recognises the ECU and applies the matching solution.

Ready to work with the Siemens SIMOS3?

Get the NuoVolta client and apply ready solutions to your ECU files.

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