Siemens SID201

Siemens SID201 Flaps / Swirl Removal

NuoVolta provides a ready Flaps / Swirl Removal solution for the Siemens SID201, used in Citroen, DS and Peugeot vehicles. The NuoVolta client recognises your original file, applies the solution and handles the related DTC codes.

✓solution files for this solution

7solutions on this ECU

5DTC sets

Mar 2026last update

How it works

Applying Flaps / Swirl Removal to a Siemens SID201 file takes three steps.

Read the fileRead the original file from the Siemens SID201 with your tool.
Select the solutionOpen it in the NuoVolta client and select Flaps / Swirl Removal.
Write the resultSave the modified file and write it back to the ECU.

About Flaps / Swirl Removal

FLAPS - SWIRL VALVE Flaps or swirl valve is a control valve used to optimize the air intake system of the cylinders in internal combustion engines. This valve is designed to increase engine performance or reduce emissions by directing air flow. Swirl valves, especially used in diesel engines, improve air circulation and provide a better mixture into the combustion chamber. FUNCTION OF FLAPS - SWIRL VALVE 1. Improved…

Most requested solutions

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

1 EGR Removal
2 DPF / ADV Removal

Related DTC codes

Fault codes that are commonly linked to Flaps / Swirl Removal.

P2004 Intake Manifold Runner Control Stuck Open (Bank 1) P2008 Intake Manifold Runner Control Circuit/Open (Bank 1) P2015 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance (Bank 1)

Flaps / Swirl Removal on other ECUs

Siemens PCR2.1 Audi, Seat, Skoda and Volkswagen Continental SID310 Dacia, Infiniti, Mercedes and 3 more Continental SID307 Dacia, Mercedes, Nissan and Renault Siemens SID201-SID204 Jaguar and Land Rover Siemens SIMOS19 Audi, Seat, Skoda and Volkswagen Siemens SIMOS16 Audi, Seat, Skoda and Volkswagen Siemens MSD87 BMW and Rolls Royce Siemens SIM2K-240 Hyundai, KIA and Ssangyong

Frequently asked questions

Is a ready Flaps / Swirl Removal solution available for the Siemens SID201?

Yes. NuoVolta has a ready Flaps / Swirl Removal solution for the Siemens SID201. It is applied with the NuoVolta client.

Which vehicles use the Siemens SID201?

According to the NuoVolta database, the Siemens SID201 is used in Citroen, DS and Peugeot vehicles.

Are the related DTC codes handled?

The Flaps / Swirl 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 SID201?

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

See packages All solutions for the Siemens SID201