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    0261207573 A1121530879 ECU engine controller Mercedes CLK ML SLK 3.2 V6 VIRGIN
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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

    Manufacturer: BOSCH (go to products)

    0261207573 A1121530879 ECU engine controller Mercedes CLK ML SLK 3.2 V6 VIRGIN

    Bosch 0261207573 ECU for Mercedes M112 3.2 V6 – VIRGIN Version

    Mercedes 3.2 V6 engine ECU A1121530879 / Bosch 0261207573, used in models such as the CLK, ML and SLK equipped with the M112 engine. The module has been fully tested, comes with warranty and is prepared in VIRGIN CLEAR version for adaptation using Mercedes Star Diagnosis / Xentry.

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    with VAT without VAT
    Price €161.05

    Shipping costs are not included in the price.

    English €
    Shipping from €41.41 - UPS express delivery around world (Afghanistan)

    express delivery 3-6 days
    pcs
    Availability:
    available
    Shipping time: 48 hours
    with VAT without VAT
    Price €161.05

    Shipping costs are not included in the price.

    Shipping time: 48 hours
    Shipping from €41.41 - UPS express delivery around world (Afghanistan)

    express delivery 3-6 days
    Tap an option to see details

    💳 Secure Payments

    Stripe, PayPal, Google Pay, Apple Pay, BLIK, and all major credit and debit cards.

    🚚 UPS Shipping Across Europe

    Delivery across Europe usually takes 1–3 business days.

    🌍 Worldwide UPS Shipping

    Worldwide delivery usually takes 5–7 business days.

    Bosch 0261207573 ECU for Mercedes M112 3.2 V6 – VIRGIN Version

    Mercedes 3.2 V6 engine ECU A1121530879 / Bosch 0261207573, used in models such as the CLK, ML and SLK equipped with the M112 engine. The module has been fully tested, comes with warranty and is prepared in VIRGIN CLEAR version for adaptation using Mercedes Star Diagnosis / Xentry.

    Go to full description

    💳 Secure Payments

    Stripe, PayPal, Google Pay, Apple Pay, BLIK, and all major credit and debit cards.

    🚚 UPS Shipping Across Europe

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

    🌍 Worldwide UPS Shipping

    Worldwide delivery usually takes 4–7 business days.

    Information

    • CAR MODEL Mercedes CLK ML SLK
    • ENGINE 3.2 V6
    • OEM: A1121530879
    • PART NUMBER 0261207573 / 0 261 207 573
    • VARIANT VIRGIN – ready for programming
    • WARRANTY 6 MONTH
    • TESTED Second hand product
    • PAYMENT: Credit Card , Bank Transfer , PayPal
    • EXPRESS DELIVERY – in EU Countries: European Union 2-3 working days
    • INTERNATIONAL DELIVERY – Outside EU Countries: Worldwide 4-7 working days

    Mercedes 3.2 V6 ECU Bosch 0261207573 in VIRGIN CLEAR Version

    The offered engine ECU A1121530879 / Bosch 0261207573 is an original control module used in selected Mercedes-Benz vehicles equipped with the 3.2 V6 M112 engine. The ECU has been fully checked, tested, and prepared in VIRGIN CLEAR condition.

    The ECU was used in models such as:

    • Mercedes CLK 320 W208 / C208
    • Mercedes ML 320 W163
    • Mercedes E-Class W210 E320
    • Mercedes S-Class W220 S320

    Common engine versions:

    • M112 3.2 V6
    • M112.940
    • M112.942
    • M112.946

    Part numbers:

    • A1121530879
    • 1121530879
    • 0261207573
    • 0 261 207 573

    VIRGIN version – prepared for programming

    The ECU has been cleared of immobilizer data and prepared for adaptation in another vehicle. After installation, programming and synchronization with the vehicle are required.

    Programming can be performed using tools such as:

    • Mercedes Star Diagnosis
    • Xentry
    • Autel
    • Launch

    After installation, immobilizer adaptation and ECU configuration to the vehicle equipment must be completed.

    Common symptoms of a faulty ECU 0261207573

    • engine will not start,
    • no communication with the ECU,
    • engine stalls while driving,
    • immobilizer faults,
    • issues caused by short circuits or water damage.

    Every Mercedes 3.2 V6 engine ECU A1121530879 Bosch 0261207573 is tested before shipping and supplied with warranty.

    FAQ – A1121530879 0261207573 Mercedes 3.2 V6 ECU

    Is ECU A1121530879 compatible with Mercedes CLK 320 3.2 V6?

    Yes, the Bosch 0261207573 ECU was used in selected Mercedes CLK 320 W208 models equipped with the M112 3.2 V6 engine. Matching the part number is essential.

    Does ECU 0261207573 require programming after installation?

    Yes, the ECU is supplied in VIRGIN CLEAR condition and requires immobilizer adaptation using Star Diagnosis or Xentry.

    Which models use Mercedes ECU 1121530879?

    This module was used in vehicles such as Mercedes ML320 W163, SLK320 R170, E320 W210, and CLK320 equipped with the M112 engine.

    What are the symptoms of a faulty Bosch 0 261 207 573 ECU?

    The most common symptoms include no engine start, diagnostic communication problems, immobilizer errors, and engine stalling.

    Is the Mercedes 3.2 V6 ECU tested before sale?

    Yes, every A1121530879 0261207573 ECU undergoes communication and functionality testing before shipping.

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      You will also learn why the most important details when choosing a replacement part are the ECU part number, OEM number, HW/SW version and vehicle configuration, not only the module’s appearance or manufacturer brand. We also explain when cloning, a Virgin version, Plug & Play preparation or IMMO OFF may be required.

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      In this article, we explain the typical symptoms of a failed Audi Q7 3.0 TDI engine control unit, when ECU cloning is still possible, and why in many situations an IMMO OFF Plug & Play solution is the fastest and most reliable repair option.

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      Manufacturers of ECU Engine Controllers and Automotive Electronics

      ECU Engine Controllers, ABS Pumps, BCM Modules, BSI Modules, Body Computers, Transmission Control Units and automotive electronics from the most popular manufacturers available at ECUSALE.

      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.

      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.