BMW E87 E90 120i 320i N46 150HP ECU Engine Control Unit DME 7552176 Automatic

BMW E87 E90 120i 320i N46 150HP ECU Engine Control Unit DME 7552176 Automatic is an original engine control module from the Electronic Control Units and Controllers category, designed for gasoline engines paired with an automatic transmission. This is a solution for users who need a proven DME controller tailored to the specifics of the 150 HP N46 engine in BMW 1 Series and 3 Series models.

Specifications and technical data

• SKU: 7552176-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7552176
• Substitutable numbers: Unit, 12147557291 0261208582, 7557291 0 261 208 582, 12147552177, 12147552176 12147550535 12147550534, 12147545043 12147545042 12147531846, 7552177, 7552176 7550535 7550534, 7545043 7545042 7531846
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and Characteristics of the DME Controller

The presented DME engine controller has been designed by BMW for precise management of gasoline engine operation in vehicles equipped with an automatic transmission. It is responsible for controlling key engine operating parameters, such as fuel dosage, ignition timing, and cooperation with auxiliary systems, ensuring stable and predictable driving characteristics.

The module comes from the line of original BMW electronic controllers, which means factory-matched compatibility with the vehicle's electrical system and onboard system architecture. This makes it the right choice when replacing a damaged ECU with a component of matching hardware and software specifications.

Benefits of Using an Original BMW ECU

Using an original DME controller in the N46 engine offers a range of practical benefits:

• Compatibility with the vehicle's electrical system – the module is structurally matched to the wiring harness and other controllers in the car.
• Stable gasoline engine operation – proper mixture and ignition control contribute to smooth engine operation and correct response to load.
• Adaptation for automatic transmission – the controller's software works with the logic of the automatic gearbox, which affects smooth gear changes.
• Possibility of selection by OEM number and interchangeable numbers, which facilitates finding the correct variant for a specific car configuration.

Condition, Origin, and Practical Application

The DME module is offered as a used original part, allowing for a reasonable cost while maintaining the factory BMW specifications. Such controllers are often chosen by workshops specializing in the brand, as well as by informed users looking for parts of known origin and predictable behavior in the vehicle.

Due to the specifics of engine electronics, it is recommended to verify compatibility by OEM number and reference numbers before installation, and to consider the required adaptation or programming procedures for the specific vehicle instance.

Selection and Compatibility of the Engine Controller

To correctly select this controller for a specific BMW 1 Series E87 or 3 Series E90 with an N46 engine, it is advisable to use the OEM part number and the list of interchangeable numbers. This allows confirmation of hardware and software version compatibility with the car's factory configuration, minimizing the risk of startup or communication problems with other modules.

If you need support regarding used automotive electronics, practical tips on selection, installation, and compatibility verification can be found in the Global Parts guide: used automotive electronics – why choose used ECU modules and sensors. Additionally, the process of matching parts by OEM number and vehicle data is described step-by-step in the article how to select the correct car part by VIN and OEM number, which facilitates an informed choice of the appropriate controller.

Other BMW Electronic Control Units and Controllers

If you are also looking for other BMW Electronic Control Units and Controllers for your car, check out the BMW Electronic Control Units and Controllers available in our assortment to select components matched to the specific series and engine version.