Mercedes W245 M266.920 95HP Engine Control Module Kit A2661536779 Automatic

The Engine Control Module for Mercedes W169 A150 M266.920 95HP for Automatic Transmission is a precisely engineered electronic component responsible for advanced control of the powertrain's operation. An original solution from Mercedes ensures stable engine performance, correct interaction with the automatic gearbox, and compatibility with the vehicle's factory electrical architecture.

Specifications and technical data

• SKU: A2661536779-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2661536779
• Substitutable numbers: A2661536779, A 266 153 67 79, A0014460340, A 001 446 03 40, 5WK90942, 1695452932, A 169 545 29 32, A1695452932
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and Function of the Control Module

The presented engine control module for Mercedes W169 A150 with M266.920 engine producing 95 HP is the central element managing engine operating parameters. It controls, among other things, fuel injection, ignition timing, accessory operation, and interaction with safety and comfort systems, which translates into predictable driving characteristics and proper response to driver commands.

The version dedicated to vehicles with an automatic transmission ensures proper communication with the drivetrain, which is crucial for smooth gear changes, correct gear selection, and stable operation under various loads.

Benefits of Using an Original Mercedes Controller

Using an original module from Mercedes allows you to maintain the factory engine control strategies without the risk of incompatibility typical of random replacements. This ensures:

• consistency with the vehicle's factory software,
• minimised risk of communication errors in the CAN network,
• correct interaction with onboard systems such as ABS or ESP,
• increased likelihood of stable powertrain operation across the full RPM range.

For users planning a more extensive vehicle upgrade or repair, a guide on assembling used parts might be useful – check out practical tips in the article how to assemble used car parts from engine to small mounting elements in one place.

Professional Selection and Vehicle Integration

For the control module to function correctly, it is crucial to match it to the specific engine version and equipment configuration. In this case, we are dealing with the M266.920 engine with a specific power output, operating in the W169 body as an A150 with an automatic transmission. Such a match facilitates subsequent adaptation in the vehicle and reduces the need for additional installation modifications.

When replacing the controller, pay attention to:

• compatibility with the engine type and body version,
• gearbox configuration (automatic in this case),
• the need for potential programming or adaptation in the vehicle.

Technical Support and Additional Knowledge

Selecting the correct control module is particularly important in cars where engine electronics directly impact operating costs. It is worthwhile to expand your knowledge about common powertrain issues – a good reference point could be the article about problematic BMW E90 engines and their impact on the user's budget, which shows the importance of proper diagnostics and parts selection.

Summary

The Engine Control Module for Mercedes W169 A150 M266.920 95HP for Automatic Transmission is a solution designed for users expecting compliance with factory specifications and predictable vehicle behaviour. The original Mercedes design supports stable powertrain operation, correct communication with other electronic systems, and provides a solid foundation for further diagnostics and vehicle servicing.