Skip to main content
+48 888 638 546
sale@ecusale.com

These products will be shipped today if you order within:

English €
Open search engine
Search
Close search engine Clear Search
Wishlist
Products in the cart: 0. See details

Your cart is empty
Go to Product feedback

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

A6421508900 0281016656 ECU engine controller Mercedes 3.0 CDI VIRGIN

Manufacturer: BOSCH (go to products)
English €
with VAT without VAT
Price €207.86

Shipping costs are not included in the price.

Availability:
available
Shipping from €41.61 - UPS express delivery around world (Afghanistan)

express delivery 3-6 days
Shipping time: 48 hours

💳 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.

Bosch 0281016656 ECU for Mercedes OM642 3.0 CDI – VIRGIN Version

Original Mercedes 3.0 CDI engine ECU A6421508900 / Bosch 0281016656 prepared in VIRGIN CLEAR version. The module is fully tested, covered by warranty and ready for vehicle adaptation using Mercedes Star Diagnosis / Xentry.

Go to full description

Information

  • CAR MODEL Mercedes E-Class , ML , GL S-Class
  • ENGINE 3.0 CDI
  • OEM NUMBER A6421508900
  • MANUFACTURER PART NUMBER 0281016656 / 0 281 016 656
  • VARIANT VIRGIN – ready for programming
  • WARRANTY 6 MONTH
  • PRODUCT CONDITION 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

A6421508900 0281016656 – Mercedes 3.0 CDI Engine ECU VIRGIN

The offered engine ECU A6421508900 / Bosch 0281016656 is an original control module used in Mercedes-Benz vehicles equipped with the 3.0 CDI OM642 engine. The ECU has been fully checked, tested, and prepared in VIRGIN CLEAR condition.

Most commonly used in vehicles such as:

  • Mercedes Sprinter 3.0 CDI
  • Mercedes Vito / Viano 3.0 CDI
  • Mercedes ML W164 320 CDI
  • Mercedes GL X164 320 CDI
  • Mercedes E-Class W211 320 CDI

Part numbers:

  • A6421508900
  • 6421508900
  • 0281016656
  • 0 281 016 656

VIRGIN version

The ECU has been reset and prepared for adaptation to another vehicle. After installation, immobilizer programming and vehicle configuration are required using diagnostic tools such as Mercedes Star Diagnosis / Xentry.

Common symptoms of a faulty ECU 0281016656

  • no communication with the ECU,
  • engine does not start,
  • CAN communication faults,
  • engine stalling,
  • damage caused by water ingress or electrical short circuit.

Every Mercedes engine ECU A6421508900 Bosch 0281016656 is tested before shipping and supplied with warranty.

FAQ – A6421508900 0281016656 Mercedes 3.0 CDI

Is ECU A6421508900 compatible with Mercedes Sprinter 3.0 CDI?

Yes, the Bosch 0281016656 ECU was used in selected Mercedes Sprinter 3.0 CDI models equipped with the OM642 engine. Matching the part number is the most important compatibility requirement.

Does ECU 0281016656 require programming?

Yes, the VIRGIN CLEAR version requires immobilizer adaptation after installation using Star Diagnosis or Xentry.

What are the symptoms of a faulty Mercedes 3.0 CDI OM642 ECU?

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

Which models use ECU A6421508900?

This ECU is used in selected Mercedes Vito, Viano, Sprinter, ML, and GL 3.0 CDI models.

Reviews

Number of ratings: 0
Rate and review

Related Products

      Blog about ECU Engine Controllers and Automotive Electronics
      Go to the Blog

      • SID208 VIRGIN Plug & Play ECU – First Installation and Start-Up Guide

        Basic Information 19-07-2026

        How the SID208 VIRGIN ECU Works and Pairs with Your Vehicle

        Have you purchased a Continental SID208 engine control unit for a Peugeot Boxer or Citroën Jumper 2.2 HDi? Learn how to prepare your vehicle correctly for the first installation, start-up and automatic ECU pairing process.

        • how the SID208 VIRGIN Plug & Play ECU works,
        • how the engine control unit retrieves the vehicle configuration from the BCM/BSI module,
        • why a working vehicle key and a fully charged battery are essential,
        • what to check if the engine does not start after installing the replacement ECU,
        • how to protect the Continental SID208 ECU from water and moisture damage.

        Read the installation guide before fitting the ECU to avoid common problems during the first start-up and automatic vehicle configuration process.

        Read more
        EcuSale 0

      • Renault 3.0 dCi ECU 0281013806 Water Damage – Common Symptoms, Causes and Replacement Options

        ECU Diagnostics and Repair 15-07-2026

        Water-Damaged Bosch ECU 0281013806 / 8200689519 – What Should You Check?

        Water ingress is a common cause of failure in the Bosch engine ECU 0281013806 / 8200689519 fitted to selected Renault Master, Renault Mascott, Opel Movano and Nissan Interstar 3.0 dCi or 3.0 CDTI models. This guide explains how moisture can enter the engine control unit, which warning signs may indicate ECU damage and what should be inspected before installing a replacement module.

        We also look at the benefits of a new Plug & Play ECU that is supplied ready for installation without complex vehicle programming. You will also learn how an ECU performance upgrade delivering approximately 15% more power can improve torque response and everyday drivability in a commercial vehicle. Read the guide to identify the fault more accurately, reduce the risk of further water damage and choose the correct replacement ECU for your vehicle.

        Read more
        EcuSale 0

        Automotive Electronics Manufacturers

        ECU Engine Controllers, ABS Pumps, BCM Modules and automotive electronics.

        Bosch - ECU Engine Controllers and automotive electronics Magneti Marelli - ECU Engine Controllers and BCM Modules Delphi - ECU Engine Controllers and automotive electronics Continental - SID and PCR ECU Engine Controllers Visteon - ECU Engine Controllers for Ducato Boxer Jumper ATE - ABS Pumps and ABS Modules FPT - Multijet and JTD ECU Engine Controllers Siemens - Engine and Transmission Control Units FoMoCo - Ford ECU Engine Controllers

        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.

        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.