What is the function of the ECU engine controller Volkswagen 0261S06775 / 03C907309J?
The ECU engine controller with part numbers 0261S06775 and 03C907309J, operating on the MED17.5.5 system, manages key engine functions. It controls fuel injection, ignition timing and sensor communication, ensuring stable engine operation in line with factory specifications.
Which vehicles use the ECU engine controller 03C907309J?
This ECU engine controller is used in selected Volkswagen models with petrol engines. Exact compatibility depends on engine version and production year, therefore we recommend checking the ECU number or verifying by VIN before purchase.
How can I confirm that this ECU engine controller fits my car?
The most reliable method is matching the part numbers. If your current ECU engine controller is marked 0261S06775 or 03C907309J, the unit is compatible. You can also send us a photo of your ECU for verification.
How should I search for the MED17.5.5 ECU engine controller online?
It is best to search using the full part number, for example 03C907309J. You may also try the manufacturer number 0261S06775, as different catalogs use different formats.
Does the ECU engine controller require adaptation after replacement?
Yes — ECU engine controllers from the MED17 family usually require programming, adaptation or cloning to work correctly with the immobilizer and vehicle electronics. This is a standard ECU replacement procedure.
Which ECU engine controller versions are available in our store?
We offer two ECU engine controller versions: a locked version and a virgin (logged out) version. Please read the variant descriptions carefully before choosing the correct option.
What is the order processing time?
If the ECU engine controller 0261S06775 / 03C907309J is in stock, shipping is usually completed within 24–48 hours.
What if the selected ECU engine controller is not suitable?
Contact us with the part number and vehicle model. We will help you choose the correct ECU engine controller or suggest a compatible solution.
Flooded Automatic Transmission Control Module: Why Repair is a Waste of Money and How to Bring Your Car Back to Life as Quickly as Possible?
