BMW F20 F21 F30 F31 N13 116i 316i 136HP Engine Control ECU DME 7640755 Automatic

BMW F20 F21 F30 F31 N13 116i 316i 136HP Engine Control ECU DME Automatic is an original electronic control module designed for N13 petrol engines with 136 HP. This used control unit from the Electronic control modules and controllers category ensures precise engine management and seamless cooperation with the automatic transmission, maintaining the factory performance parameters of the drivetrain.

Specifications and technical data

• SKU: 7640755-7
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7640755
• Substitutable numbers: 12148638198, 8638198, 12148610484, 8610484, 12147636292, 7636292, 12147634297, 7634297, 12147640755, 7640755, 12147607725, 7607725, 12148625241, 8625241, 12148614302, 8614302, 12148603352, 8603352, 0261S08333, 0 261 S08 333
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the DME controller

The presented DME controller is dedicated to the 136 HP N13 petrol engine in BMW 1 Series F20/F21 and 3 Series F30/F31 models equipped with an automatic transmission. It is responsible for comprehensive control of the powertrain operation, including fuel injection, ignition, and communication with other electronic vehicle systems. This allows for stable engine performance, proper dynamics, and compliance with factory control maps.

Benefits of using an original BMW module

The original BMW engine control unit ensures high compatibility with the vehicle's electrical system and the software used in a given model year and configuration. In practice, this means:

• a perfect fit for the N13 unit in the 116i or 316i version with 136 HP,
• proper cooperation with the automatic transmission and safety systems,
• preservation of factory control strategies, which facilitates diagnostics and service.

For the user, this translates into predictable vehicle behavior, correct communication with other modules, and the ability to perform maintenance using standard BMW service tools.

Characteristics of operation with a petrol engine and automatic transmission

The controller has been designed to work with a petrol engine, which is why its software and configuration are optimized for the ignition characteristics, fuel mixture, and emission control for this type of unit. At the same time, the module is adapted to work with an automatic transmission, which allows for proper data exchange between the drivetrain and the gearbox, including torque management, driving modes, and gear shift strategies.

Selection, compatibility, and installation

To correctly select this controller for a specific BMW vehicle, it is crucial to verify compatibility using the OEM number, interchangeable part numbers, and the vehicle's VIN. This helps avoid issues with inter-module communication, coding, or adaptation. If necessary, it is worth using a guide on used electronics – detailed tips can be found in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.

When selecting a controller, a practical guide to identifying parts by VIN and OEM number, available in the material Guide: how to choose the right car part by VIN and OEM number, may also be helpful. This will make it easier to confirm that the selected DME module will be compatible with your car in terms of both hardware and software.

BMW electronic control modules and controllers – expansion and service

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as engine controllers, transmission modules, or auxiliary system management units, check out the available parts in the BMW electronic control modules and controllers category.

Summary

BMW F20 F21 F30 F31 N13 116i 316i 136HP Engine Control ECU DME Automatic is a solution intended for users who want to restore the proper operation of the drivetrain while maintaining factory parameters. The original module from the Electronic control modules and controllers group ensures consistency with the electronic architecture of the BMW F20, F21, F30, and F31, facilitates diagnostics, and allows for further maintenance using standard service procedures.