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  • A2721533391 0261209218 ECU Engine controller Mercedes ME9.7 Bosch VIRGIN ECU
  • ECU Engine controller Mercedes ME9.7 A2721533391 0261209218
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Product safety

Manufacturer

Robert Bosch GmbH

Robert-Bosch-Platz 1

70839 Gerlingen, Germany

+49 711 400 40990 contact@bosch.com Report a product safety issue

Responsible person in the EU

AUTO-ELEKTRONIKA DAMIAN SOSNOWSKI

Lelowska 20

42-235 Biała Wielka, Poland

+48888638546 sale@ecusale.com Report a product safety issue

Importer

AUTO-ELEKTRONIKA DAMIAN SOSNOWSKI

20 Lelowska

42-235 Biała Wielka, Poland

+48888638546 sale@ecusale.com

A2721533391 0261209218 VIRGIN ECU Engine controller MERCEDES ME9.7

Manufacturer: BOSCH (go to products)
English €
with VAT without VAT
Price €232.02

Shipping costs are not included in the price.

Availability:
available
Shipping from €41.76 - UPS express delivery around world (Afghanistan)

express delivery 3-6 days
Shipping time: 48 hours

Mercedes ME9.7 Bosch 0261209218 – clean VIRGIN ECU ENGINE CONTROLLER

ECU ENGINE CONTROLLER Mercedes A2721533391 / Bosch 0261209218 supplied in VIRGIN condition, prepared for programming directly in the vehicle. The module has been cleared of previous vehicle data, tested on a diagnostic bench, and is ready for adaptation using Star Diagnosis / Xentry or compatible Mercedes-Benz diagnostic equipment.

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Delivery within the European Union typically takes 1–3 business days.

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Worldwide delivery usually takes 4–7 business days.

Technical specifications

  • Vehicle Make and Model MERCEDES
  • Engine type 3.0
  • OEM Part Number 0261209218
  • Manufacturer Part Number A2721533391 ME9.7
  • Module Version CLEAR - ready for programming
  • Condition Second hand product
  • Warranty 6 MONTH
  • Payment Methods Credit Card , Bank Transfer , PayPal
  • Express Delivery within the EU European Union 2-3 working days
  • International Delivery Outside the EU Worldwide 4-7 working days

ECU ENGINE CONTROLLER A2721533391 0261209218 Mercedes ME9.7 VIRGIN – ready for programming

The ECU ENGINE CONTROLLER A2721533391 / Bosch 0261209218 is supplied in VIRGIN condition, meaning the memory has been fully reset to factory state. The unit behaves like a new ECU and requires adaptation in the vehicle using appropriate diagnostic tools.

Each ECU is fully tested (bench test + communication) and comes with warranty. This is an ideal solution when the original ECU is damaged and cloning is not possible.

Specifications

  • Part number: A2721533391
  • Bosch number: 0261209218
  • Model: ME9.7
  • Condition: used, tested
  • Version: VIRGIN – no immobilizer data
  • Status: ready for programming

Compatibility (by part number)

Always confirm compatibility by A2721533391 / 0261209218.

  • Mercedes-Benz E-Class W211 – 3.5 V6 M272
  • Mercedes-Benz CLS W219 – 3.5 V6 M272
  • Mercedes-Benz ML W164 – 3.5 V6 M272
  • Mercedes-Benz R-Class W251 – 3.5 V6 M272
  • Mercedes-Benz SLK R171 – 3.5 V6 M272
  • Mercedes-Benz CLK W209 – 3.5 V6 M272

Important: part number match is the only reliable compatibility rule.

Programming

  • use Star Diagnosis / Xentry
  • perform ECU initialization
  • adapt immobilizer and vehicle configuration

Typical ECU failure symptoms (ME9.7)

  • no communication via OBD
  • engine does not start
  • limp mode / power loss
  • random engine errors
  • throttle or ignition problems
  • unstable operation of M272 V6 engine

FAQ – Mercedes ME9.7 A2721533391 / 0261209218

Does ECU ENGINE CONTROLLER A2721533391 fit Mercedes E350 W211 3.5 V6 M272?
Yes, if the part number matches exactly, the ECU is fully compatible regardless of model differences.

Can ECU 0261209218 from CLS W219 be installed in ML W164 3.5 V6?
Yes, provided the part numbers match and proper programming is performed using diagnostic tools.

Is ECU A2721533391 ME9.7 Plug & Play?
No, as a VIRGIN unit it requires full programming and immobilizer adaptation before engine start.

How to program ECU ME9.7 A2721533391 in Mercedes?
You must use Star Diagnosis / Xentry to perform initial startup and synchronize the ECU with the vehicle.

Can faulty ECU 0261209218 cause no communication in Mercedes 3.5 V6?
Yes, loss of communication is one of the most common failure symptoms of ME9.7 ECUs.

Does ECU A2721533391 support M272 engine in SLK R171?
Yes, it is designed for M272 3.5 V6 engines, but compatibility must always be confirmed by part number.

Is coding required after installing ECU 0261209218?
Yes, programming is mandatory because the ECU is supplied in VIRGIN condition.

Can ECU A2721533391 replace a damaged ME9.7 unit?
Yes, after proper programming it fully replaces the original ECU.

Can this ECU be installed without the original unit?
Yes, but immobilizer adaptation and full vehicle configuration are required.

Can ECU failure cause throttle or ignition problems in M272 engine?
Yes, ECU faults often affect throttle response, ignition timing and engine stability.

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        FAQ – Frequently Asked Questions

        1. Are the products tested before shipping?

        Yes, every ECU engine controller, BSI module, BCM module, ABS module, transmission control unit, and other automotive electronic module is electronically tested before shipment. Each unit is checked for proper communication and correct operation to ensure you receive a fully tested product ready for installation.

        2. Does the ECU engine controller require programming or coding after installation?

        Whether programming or coding is required depends on the version of the product. We offer VIRGIN, IMMO OFF, and Plug & Play ECU engine controllers. Information about any required programming or coding is always clearly stated in the product description. In many cases, the unit can be installed and used without any additional coding or adaptation.

        3. How do I choose the correct part for my vehicle?

        The most important step is to compare the part numbers found on your original unit. Pay special attention to the Bosch, Siemens, Magneti Marelli, Continental, or vehicle manufacturer's OEM part number. If you are unsure, simply send us a photo of your existing module or provide your vehicle's VIN, and our specialists will help you identify the correct part.

        4. Are the products covered by a warranty?

        Yes, all ECU engine controllers, ABS modules, BCM modules, BSI modules, transmission control units, and other automotive electronic modules offered in our store are covered by a warranty. Every product is carefully tested and prepared before shipment. If you experience any issues, our technical support team is available to assist with diagnostics and help resolve the problem quickly and efficiently.

        5. What payment methods are available in the store?

        We offer secure online payments processed through Stripe and PayPal. Customers can pay using a credit or debit card, Apple Pay, Google Pay, Klarna, online banking payments, or a traditional bank transfer. After placing an order, you will receive a secure payment link to complete your purchase safely and conveniently.

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