Tested MED17.5.5 ECU 0261S07732 – IMMO OFF version for VW Tiguan 1.4 TSI
The presented ECU with part number 03C907309Q, built on the Bosch 0261S07732 platform, operates within the MED17.5.5 system. The unit comes from a 1.4 TSI engine version of the Volkswagen Tiguan and has been prepared in IMMO OFF mode, allowing installation without the need to read or match the immobilizer code.
The module has been thoroughly tested under workshop conditions – both on a diagnostic bench and in a test vehicle – confirming full functional performance. Before installation, it is recommended to program the ECU using tools such as ODIS, VCDS, or Bench/Boot solutions like KTAG/Autotuner.
The ECU can also be used in other models equipped with the same system and 1.4 TSI engine, including VW Golf, Jetta, or Touran from 2008–2015. Ready for coding and adaptation in the vehicle – the IMMO OFF version eliminates the need for immobilizer synchronization.
FAQ – Frequently Asked Questions
Will ECU 0261S07732 / 03C907309Q fit my car?
Yes, this Bosch MED17.5.5 ECU is compatible with Volkswagen Tiguan 1.4 TSI as well as other models with the same engine, such as VW Golf, Jetta, and Touran from 2008–2015. To be 100% sure, check your original ECU part number – it must match 03C907309Q or 0261S07732.
Does the ECU require programming after installation?
The IMMO OFF version does not require an immobilizer code – it works after connection. However, it is recommended to perform basic adaptation and configuration using ODIS, VCDS, or KTAG / Autotuner to match parameters to the specific vehicle.
Is the ECU new or used?
The offered ECU is used but fully tested. It has been verified both on a diagnostic bench and in a test vehicle, ensuring 100% functionality.
Which other models is this ECU compatible with?
The MED17.5.5 0261S07732 / 03C907309Q unit was also used in other VAG group models with the 1.4 TSI engine, including VW Golf VI, Jetta, Touran, and Scirocco.
What does IMMO OFF mean?
IMMO OFF means that the immobilizer has been disabled – the ECU works without the need to match keys or BSI/BCM. This allows the engine to start even after ECU replacement or in case of immobilizer-related issues.