A2139005220

The Mercedes-Benz W213 E-Class model, produced from 2016 to 2020, features a sophisticated Rear Body Control Module Unit ECU, specifically identified as the Mercedes-Benz A2139005220. This essential component is a part of the vehicle's complex electrical system, responsible for managing various functions related to the rear body of the car.

The Rear Body Control Module Unit ECU is an advanced electronic control unit that ensures the optimal performance of several rear systems, including the rear windows, sunroof, rear wiper, and the rear heating and ventilation system. Its primary function is to receive and process signals from different sensors and switches within the vehicle, enabling the user to control these systems through the interior comfort controls or the central command system.

This component is meticulously engineered to provide reliable and efficient operation. It boasts a robust design, with high-quality materials and components that can withstand the rigors of daily use. The control module is also equipped with advanced diagnostic capabilities, allowing it to identify potential faults and malfunctions within the rear systems, thus ensuring that any issues can be addressed promptly.

The Mercedes-Benz A2139005220 Rear Body Control Module Unit ECU is a plug-and-play replacement part, meaning it is designed to seamlessly integrate with the existing wiring harness and electrical connections in your vehicle. This installation process is relatively straightforward, making it a popular choice for DIY enthusiasts and professional mechanics alike.

When you install this new Rear Body Control Module Unit ECU in your Mercedes-Benz W213 E-Class, you can expect improved functionality and enhanced reliability for the rear systems in your vehicle. This will result in a more comfortable and enjoyable driving experience, as well as enhanced convenience and practicality.

In conclusion, the Mercedes-Benz A2139005220 Rear Body Control Module Unit ECU is a crucial component for the optimal performance of your Mercedes-Benz W213 E-Class. Its advanced design and robust construction ensure reliable operation, while its diagnostic capabilities make it an essential tool for maintaining the health of your vehicle's rear systems. Whether you are a DIY enthusiast or a professional mechanic, this replacement part offers a straightforward installation process and a significant improvement in functionality and reliability.

Buying a Mercedes-Benz W213 E300/E450 rear body control module unit (ECU) for models between 2016 and 2020, like the Mercedes-Benz A2139005220, comes with several considerations. Here's a discussion of the pros and cons to help you make an informed decision.

1. Improved Functionality: Replacing a faulty rear body control module can restore the proper functioning of various features, including power windows, sunroof, and central locking system.

2. Enhanced Comfort: A well-functioning rear body control module ensures a comfortable driving experience, as it manages various comfort features.

3. Potential Savings: In the long run, repairing or replacing a faulty ECU could save you money compared to multiple repairs for individual symptoms.

4. Peace of Mind: A new or reconditioned rear body control module can provide peace of mind, knowing that the issue has been addressed, and the car is reliable.

1. Cost: A rear body control module can be an expensive repair, and the cost of a new one from a dealership might be high.

2. Availability: These parts might not be readily available from local dealerships or repair shops, leading to a potential delay in repairs.

3. Diagnosis: Before purchasing a rear body control module, it's essential to ensure that the problem is indeed the ECU and not another issue. A professional diagnosis can help avoid unnecessary expenses.

4. Installation: Installing the new ECU might require specialized knowledge and tools, potentially adding to the overall cost of the repair.

Considering the pros and cons, it's clear that replacing a faulty rear body control module for a Mercedes-Benz W213 E300/E450 can bring several benefits, including improved functionality, enhanced comfort, potential savings, and peace of mind. However, the cost, availability, diagnosis, and installation are essential factors to consider before making a decision. If the car is essential for daily transportation or business use, and the issue significantly impacts the driving experience, investing in a new or reconditioned rear body control module might be worthwhile. On the other hand, if the cost is a concern, it's recommended to explore other repair options or consider purchasing a used ECU from a trusted source. Ultimately, it's essential to weigh the pros and cons and consult a professional for a proper diagnosis and repair recommendation.

Details:

2016 -2020 Mercedes benz e W213 E300 E450 rear body control module unit ecu oem.

specifications perfoelectric:

• for models: E300, E450
• for years: 2016–2020
• brand: Mercedes
• mpn: A2139005220
• part type: Control Module Unit Ecu
• performance part: Yes
• placement on vehicle: Rear
• manufacturer warranty: 30 Day
• country of origin: Germany

general perfoelectric:

• category: Auto Parts > Electrical Components

offer perfoelectric:

• in stock #: 5
• prices: $27.26–$150.00
• item condition: Used
• sold #: 11
• availability: in stock
• options: ship-to-home
• started: april 10, 2026
• best offers: true

payments perfoelectric:

• credit card: diners-club
• other
• wallet: google-pay

seller perfoelectric:

• rating: 99.4%
• city: wilmington,
• # reviews: 1644

shipping perfoelectric:

• transit: 5-11 days
• type: fixed
• carrier: ups
• class: standard
• service: ups ground

returns perfoelectric:

• paid by: buyer
• time: 30 days
• policy: returns accepted

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