Mercedes W210 E240 112.911 170HP Engine ECU Kit A0265456532 Automatic Key Lock

Mercedes W210 E240 112.911 170HP Engine ECU Kit Automatic Key Lock is a specialized component from the Electronic control modules and ECUs group, designed for precise management of the powertrain. It enables proper control of the gasoline engine parameters in vehicles equipped with an automatic transmission, ensuring stable, predictable performance characteristics and compliance with the vehicle's factory configuration.

Specifications and technical data

• SKU: A0265456532-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0265456532
• Substitutable numbers: A0265456532, A 026 545 65 32, 0261206299, 0 261 206 299
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the ECU

The presented engine ECU has been designed to work with the 112.911 engine unit with 170 HP in the Mercedes W210 E240 model. As the central module managing the operation of the gasoline engine, it is responsible for coordinating many key processes, such as fuel injection, ignition control, and communication with the automatic transmission. This ensures that the powertrain maintains consistent, predictable responses to load and stable operating characteristics.

Compatibility and technical parameters

The ECU belongs to the Electronic control modules and ECUs group, which means it is a component integrated into the vehicle's electronic architecture. It has been prepared for use in cars with a gasoline engine and an automatic transmission, which is crucial when selecting the appropriate module for a specific drivetrain configuration. The presence of dedicated part numbers and interchangeable numbers facilitates verification of compatibility with a specific equipment version and model year.

Performance characteristics and advantages

As a used component, the ECU is a sensible choice for users looking for a technically matched solution while maintaining control over service costs. Using an original module allows for maintaining consistency with the factory powertrain configuration, which promotes proper cooperation with other electronic systems in the vehicle. A properly selected engine ECU helps reduce the risk of communication errors in the vehicle network and issues with starting or idle stability.

In practice, such a module is particularly useful for:

• diagnosing and troubleshooting engine-related issues,
• restoring functionality after a failure of the previous ECU,
• maintaining the original driving characteristics typical of the Mercedes E-Class.

Professional selection and installation

To fully utilize the capabilities offered by this control unit, installation by a workshop experienced with Mercedes vehicle electronics is recommended. Proper configuration and adaptation of the ECU to a specific vehicle is crucial for correct cooperation with the immobilizer, electrical installation, and automatic transmission. A properly performed installation and programming procedure allows for restoring stable powertrain operation without the need for mechanical engine intervention.

Expanding knowledge and selecting other components

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as controllers, engine management modules, or electronic control units, check the available parts in the Mercedes electronic control modules and ECUs category.

For those interested in the broader context of using original electronic modules in premium cars, an article describing how to preserve the brand's character using used components may be useful – more information can be found in the material on maintaining the Audi brand DNA with original modules and ECUs.

If you are considering using used components in projects focused on performance improvement, it is worth checking out the guide on tuning with used parts and optimal component selection, which discusses how to combine reasonable costs with safety and powertrain reliability.