Siemens SDI4

Siemens SDI4 Speed Limit / Vmax Removal

NuoVolta provides a ready Speed Limit / Vmax Removal solution for the Siemens SDI4, used in Porsche vehicles. The NuoVolta client recognises your original file, applies the solution and handles the related DTC codes.

No. 2 most requested solution for this ECU

2solution files for this solution

6solutions on this ECU

2DTC sets

Jun 2025last update

How it works

Applying Speed Limit / Vmax Removal to a Siemens SDI4 file takes three steps.

Read the fileRead the original file from the Siemens SDI4 with your tool.
Select the solutionOpen it in the NuoVolta client and select Speed Limit / Vmax Removal.
Write the resultSave the modified file and write it back to the ECU.

About Speed Limit / Vmax Removal

SPEED LIMIT In the ECU (Electronic Control Unit), speed limit is a limit programmed in the vehicle's electronic control unit and determines the maximum speed that the vehicle can reach. This limit can be set and enforced for several reasons: FUNCTION OF SPEED LIMIT Speed Limit Programming: The speed limit is programmed into the vehicle's ECU software. This limit is determined during the production phase or can be…

Read more about Speed Limit / Vmax Removal

Most requested solutions

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

Speed Limit / Vmax Removal on other ECUs

Continental SID208 Alfa Romeo, Citroen, DS and 5 more Siemens PCR2.1 Audi, Seat, Skoda and Volkswagen Continental SID310 Dacia, Infiniti, Mercedes and 3 more Continental SID211 Ford Siemens SID807 Citroen, DS, Ford and 4 more Continental SID209 Ford Continental SID309 Dacia, Nissan and Renault Siemens SIMOS18 Audi, Seat, Skoda and Volkswagen

Frequently asked questions

Is a ready Speed Limit / Vmax Removal solution available for the Siemens SDI4?

Yes. NuoVolta has a ready Speed Limit / Vmax Removal solution for the Siemens SDI4 with 2 solution files. It is applied with the NuoVolta client.

Which vehicles use the Siemens SDI4?

According to the NuoVolta database, the Siemens SDI4 is used in Porsche vehicles.

Are the related DTC codes handled?

The Speed Limit / Vmax Removal solution is applied together with the related DTC handling. If other codes remain, the DTC removal feature can disable them.

Diagnose and repair real faults first. Removing or disabling emission systems is only permitted where allowed by law, for example for off-road or motorsport use.

Ready to work with the Siemens SDI4?

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See packages All solutions for the Siemens SDI4