2002-2003 Sprinter W905 OM612 2.7L CDI - ECU Cloning Service EDC15

The EDC15 ECU (Electronic Diesel Control, Generation 15) is an advanced engine control unit developed by Bosch for diesel engines. It is responsible for managing critical engine functions such as fuel injection, air intake, and exhaust emissions. The EDC15 ECU was widely used in diesel-powered vehicles during the early 2000s, including the Mercedes-Benz Sprinter W905 models equipped with the OM612 2.7L CDI engine.

EDC15C6 Overview

The EDC15C6 is a specific variant of the EDC15 ECU series, designed for use in Mercedes-Benz vehicles with common-rail diesel injection systems. It is found in 2002-2003 Sprinter W905 models powered by the OM612 2.7L CDI engine. The EDC15C6 ECU controls:

• Fuel Injection Timing and Quantity: Ensures optimal combustion and fuel efficiency.
• Turbocharger Management: Controls boost pressure for better performance.
• Emissions Control: Complies with early diesel emissions regulations.
• Engine Diagnostics: Monitors and records engine performance data and fault codes.

Why is the EDC15C6 Important for OM612 Engines?

The OM612 engine, a 2.7L inline-5 turbo diesel, relies on the EDC15C6 ECU to manage its complex fuel injection and turbocharging systems. This ECU ensures the engine delivers smooth performance, fuel efficiency, and compliance with emissions standards. Without a properly functioning EDC15C6 ECU, the engine may experience issues such as poor performance, starting problems, or excessive emissions.

Common Bosch Part Number for EDC15C6

The Bosch EDC15C6 ECU used in the 2002-2003 Sprinter W905 typically has part numbers like:

• Bosch: 0281011405

Matching the part number is crucial when replacing or cloning an ECU to ensure compatibility with the vehicle’s hardware and software.

Signs of a Faulty EDC15C6 ECU

A malfunctioning EDC15C6 ECU can cause the following symptoms:

• Engine misfires or poor performance.
• Difficulty starting the engine.
• Increased fuel consumption.
• Emission system faults or warning lights.
• Limp mode activation.

What to Do if Your EDC15C6 ECU Fails

If your Sprinter W905’s EDC15C6 ECU is damaged or malfunctioning, it can often be repaired or replaced through ECU cloning services. Cloning transfers all critical data from your original ECU to a donor unit, ensuring the replacement works seamlessly with your vehicle.

By using a matching Bosch part number (e.g., 0281011405), ECU cloning eliminates the need for reprogramming or key adaptation, providing a plug-and-play solution.

Final Thoughts

The EDC15C6 ECU is a vital component of the 2002-2003 Mercedes-Benz Sprinter W905 with the OM612 2.7L CDI engine. Its role in managing fuel injection, turbocharging, and emissions makes it essential for the engine’s performance and reliability. If you encounter issues with your EDC15C6 ECU, consider professional repair or cloning services to restore your vehicle’s functionality.

Yes, ECU cloning can be performed on any Mercedes-Benz Diesel EDC15 ECU, including all variants like the EDC15C6 used in models such as the 2002-2003 Sprinter W905 with the OM612 engine. As long as the original ECU is in a salvageable condition, the cloning process is typically possible.

Key Conditions for Successful ECU Cloning

While most Mercedes-Benz EDC15 ECUs can be cloned, certain conditions must be met to ensure success. The ECU must not be physically damaged, such as having cracks, broken connectors, or burnt-out components, as this can make cloning impossible. Additionally, electrical burnout can render the memory chips irretrievable, which is critical for cloning.

Flood damage is another factor to consider. While minor water damage can sometimes be repaired, ECUs that are completely corroded or shorted due to flooding may not allow data extraction. The key to a successful cloning process is ensuring that the data stored in the ECU’s memory chips is still intact and retrievable.

Why EDC15 ECUs Are Typically Clone-Friendly

The EDC15 ECU series, including variants like the EDC15C6, was designed with robust architecture and durable memory storage. This design makes it easier to access and transfer data compared to newer, more encrypted ECU models. As long as the memory remains intact, cloning tools can extract the required information and transfer it to a compatible donor ECU.

Benefits of ECU Cloning for Mercedes-Benz EDC15 Models

ECU cloning provides a plug-and-play solution, meaning the replacement ECU will work seamlessly without requiring additional programming or key adaptation. It is a cost-effective approach, avoiding the need for expensive dealership replacements, and ensures the donor ECU functions exactly like the original.

Common Mercedes-Benz Diesel Models with EDC15 ECUs

Cloning is possible for all Mercedes-Benz diesel vehicles equipped with EDC15 ECUs, including the 2002-2003 Sprinter W905 with the OM612 engine (EDC15C6), as well as other Mercedes-Benz models from the early 2000s that feature the EDC15 architecture.

Conclusion

ECU cloning can be performed on any Mercedes-Benz Diesel EDC15 ECU, provided the original ECU is not physically damaged, burnt, or flooded to the point that data cannot be extracted. If your EDC15 ECU is malfunctioning but salvageable, cloning offers a reliable and cost-effective way to restore your vehicle’s performance.

Contact a professional ECU cloning service today to get started!

To ensure compatibility between your original EDC15 ECU and a donor unit for your W905 Sprinter, it is critical to verify a few key factors. The most important step is to confirm that the Bosch part numbers on both ECUs are identical. This ensures that the hardware and software of the donor ECU are fully compatible with your vehicle’s systems.

Steps to Confirm Compatibility

1. Check the Bosch Part Numbers:
   
   Locate the Bosch part number on your original ECU. This is typically a 10-digit number (e.g., 0281011405) printed on the ECU label. The donor ECU must have the exact same Bosch part number to ensure compatibility. Any variation in this number may indicate differences in hardware or software that could render the donor ECU incompatible with your vehicle.
2. Verify Software Version:
   
   Even if the Bosch part numbers match, differences in the software version can cause issues. For example, the software version is often tied to the Mercedes-Benz part number, such as A6121535879, which is specific to your vehicle's configuration. Ensure that the donor ECU’s software version aligns with this part number to avoid potential problems with performance or functionality.

Why Matching Bosch and Mercedes-Benz Part Numbers Is Critical

The Bosch part number (e.g., 0281011405) ensures that the donor ECU has the same hardware and baseline software as your original unit. Similarly, the Mercedes-Benz part number (e.g., A6121535879) confirms that the ECU is specifically designed for your vehicle model and engine. Even small differences in these part numbers can indicate variations in hardware design or software calibration, which may lead to compatibility issues or improper functionality.

Conclusion

To confirm compatibility between your original EDC15 ECU and a donor unit for your W905 Sprinter, always ensure that the Bosch part numbers (e.g., 0281011405) and Mercedes-Benz part numbers (e.g., A6121535879) are identical. Additionally, verify the software version, connector type, and vehicle-specific features to avoid any potential issues. If you are unsure, consult a professional ECU technician to assist with the cloning process and compatibility checks.

We don't keep or sell many ECU donor units due to their numerous variations.
It's recommended to buy a replacement unit that exactly matches your original
one. Once you've acquired the matching ECU module, you can send us the
replacement ECU module and the original ECU module for cloning programming process.

The EDC15C6 ECU was specifically used in the W905 Sprinter models during the early 2000s. Below are the details of these models and their engines:

W905 Sprinter Models Equipped with EDC15C6

• Dodge Sprinter (USA)
• Freightliner Sprinter (USA)
• Mercedes-Benz Sprinter (International Markets)

Key Engine Details

• Engine Model: OM612
• Displacement: 2.7L (5-cylinder turbo diesel)
• Turbocharged: Yes, with Common Rail Direct Injection (CDI)

Conclusion

The EDC15C6 ECU was used exclusively in the W905 Sprinter models for the 2002–2003 model years in the USA, including the Dodge Sprinter, Freightliner Sprinter, and Mercedes-Benz Sprinter. All were equipped with the 2.7L OM612 turbo diesel engine.