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2007-2011 Mercedes Benz S550 W221 Remanufactured ME9.7 ECM

(2 customer reviews)

$1,685.00

Remanufactured, Upgraded Bosch ME9.7 designed for the subsequent years, make, chassis, models, and engines: 2007-2011 / Mercedes – Benz / W221 / S550 / M273 5.5 Liters V8 .

Choose between Factory Programming or ‘Plug and Play’ option.

Compatible part numbers include but not limited to: A2731532579 , A2731532979 ,  A2731533579 , A2731535079 , A2739000700 , A2731534579 , A2731536591 , A2731535679 , A2731531191

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√ Easy Installation √ Upgraded Hardware √ Expedited Shipping √


Remanufactured, Upgraded Bosch ME9.7 designed for the subsequent years, make, chassis, models, and engines: 2007-2011 / Mercedes – Benz / W221 / S550 / M273 5.5 Liters V8 .

Choose between two configurations : ‘Plug and Play’ or Factory Programming!

Prior to purchasing this ECM, kindly verify the compatible part numbers under the ‘Part Numbers’ section above. If not located, use the search function above or reach out to us for assistance.

This ECM is available in two configurations: Plug and Play or Factory Programming

Configuration #1: Plug and Play : Control unit will arrive pre-programmed, requiring no further programming upon installation. We will extract the data from your original control unit and program it to the replacement control unit making it ‘plug and play’. With this option the original control unit does need to be sent in upfront – a shipping label will be provided upon purchase.

Configuration #2: Factory Programming: The control unit will arrive in pre programmed and coded configuration, the only step you will need to perform is a teach in to the drive authorization. Most scan tools support this procedure natively and we can also do it remotely for you if needed. With this option the original control unit does not need to be sent to us upfront.


! Kindly note that defective items and cores will not be returned !

! Have any questions or concerns? Feel free to get in touch with us !

1. Choose Your Service:

  • Select either the “Plug and Play” option or “Factory Programming” based on your needs, details regarding each option can be found in the description.
  • Some ECMs are only available in a “Plug and Play” configuration.

2. Enter Your Vehicle Information:

  • Provide your Vehicle Identification Number (VIN) , complete the checkout.

3. For Plug and Play Service:

  • After selecting this option, you will receive a shipping label via email.
  • Use this label to mail your original Engine Control Module (ME / CDI) to our laboratory.

4. Quick Turnaround Time:

  • Once we receive your ME / CDI , we will prepare and ship the remanufactured ME / CDI back to you within one business day.

Some Terminology :

Generic Terms: ECM = Engine Control Module, ECU  = Engine Control Unit

In Mercedes Benz Terms : ME = Motor Electronics (for gasoline engines) , CDI = Common rail Direct Injection (for diesel engines)

These all mean the same thing – the engine control unit.

Processing Time:

For Plug and Play Configuration – Upon receipt of your original control unit, your remanufactured unit will be dispatched promptly, ensuring it leaves our facility either on the same day or the subsequent business day.

For Factory Programming Configuration – Your control unit will be shipped without delay, on the same day or the next business day following the placement of your order.

Warranty :

We stand by the quality of our control units with a comprehensive 1-year replacement warranty. This hassle-free coverage is contingent upon our evaluation, offering you peace of mind with your purchase.

Technical Support:

With the purchase of your control unit comes the added benefit of professional technical support. Our skilled engineers will be available for a period of 14 business days following your purchase, providing expert assistance through email to ensure a seamless integration and operation of your control unit.

2 reviews for 2007-2011 Mercedes Benz S550 W221 Remanufactured ME9.7 ECM

  1. Anthony DiMarino

    I recently had the pleasure of purchasing the 2007 Mercedes S550 ECU from Y Tech Automotive Solutions, and let me tell you, it has been an absolute game-changer for my vehicle. Not only did it fix a persistent problem that had been plaguing my car for quite some time, but it also showcased the exceptional expertise and unmatched customer service provided by Y Tech Automotive Solutions.

    To provide some context, I had been struggling with an elusive issue in my beloved Mercedes S550 for months. Despite countless visits to various mechanics and automotive experts, no one seemed to have a clear understanding of the root cause of the problem. My frustration was mounting, and I was losing hope of ever finding a solution.

    That was until I stumbled upon Y Tech Automotive Solutions and their highly regarded reputation in the industry. After a thorough discussion with their knowledgeable staff, they suggested that the ECU (mercedes calls this the ME) might be the culprit behind my vehicle’s misbehavior. Trusting their expertise, I decided to invest in their remanufactured ECU.

    Let me just say, it was worth every penny! The moment I installed the new ECU, it was as if my car had undergone a complete transformation. All the nagging issues that had been plaguing me for months disappeared instantly. The engine ran smoother, the acceleration became more responsive, and the overall performance of my S550 was restored to its former glory.

    What impressed me the most about Y Tech Automotive Solutions was their exceptional level of customer service. From the very beginning, they took the time to understand my problem, patiently listened to my concerns, and provided me with expert guidance. Their team’s knowledge and professionalism were evident throughout the entire purchasing process, leaving me with the utmost confidence in their products and services.

    Additionally, the 2007 Mercedes S550 ECU from Y Tech Automotive Solutions was of the highest quality. It seamlessly integrated with my vehicle’s existing system, ensuring a hassle-free installation. The product not only met but exceeded my expectations, showcasing Y Tech’s commitment to delivering excellence.

    In conclusion, I cannot recommend Y Tech Automotive Solutions and their 2007 Mercedes S550 ECU enough. If you find yourself grappling with unexplained issues in your vehicle, look no further. Y Tech’s expertise, top-notch customer service, and superior product quality make them the go-to destination for automotive solutions. Trust me; you won’t be disappointed.

  2. Carrol T.

    When it comes to solving automotive mysteries, Y Tech Automotive Solutions proved to be an unparalleled savior for my 2009 Mercedes S550. Their remarkable expertise, coupled with an exceptional product, restored my faith in finding a solution that had eluded me for far too long.

    The journey began with a persistent problem that had been plaguing my cherished 2009 Mercedes S550. Countless visits to different mechanics and the dealer suggested that the ECU is the problem, but no one could provide a replacement , leaving me frustrated and disheartened. It seemed like an endless quest to find the root cause of the issue, and I was beginning to lose hope.

    That was until I discovered Y Tech. I reached out to their knowledgeable team and purchased a remanufactured ME from them.

    To say that it exceeded my expectations would be an understatement. The moment the new ECU was integrated into my vehicle’s system, it was as if a magical transformation had taken place. The persistent issues that had plagued me for an agonizing period of time simply vanished. The engine ran smoother than ever, exhibiting a level of responsiveness that I hadn’t experienced in years. The overall performance of my S550 soared to new heights, surpassing even my most optimistic hopes.

    What sets Y Tech Automotive Solutions apart is not just their ability to deliver outstanding products but also their unwavering commitment to customer satisfaction. From the moment I reached out to them, their team demonstrated an unwavering dedication to understanding and addressing my concerns. Their exceptional knowledge and professionalism guided me through the entire purchasing process, leaving me with an unshakable confidence in their expertise and products.

    Y Tech’s 2009 Mercedes S550 ECU is a testament to their unwavering commitment to excellence. The product seamlessly integrated into my vehicle’s existing system, simplifying the installation process and eliminating any unnecessary complications. The quality of their product surpassed my expectations, highlighting Y Tech’s dedication to delivering automotive solutions of the highest caliber.

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