How does a car engine work with an ECU?

A car engine is the vehicle's power unit, and the ECU (Engine Control Unit) controls its operation by regulating fuel injection, ignition and combustion parameters.

What is an ABS controller?

This is an electronic module that prevents the wheels from locking during braking, improving the stability and safety of the vehicle.

What does comfort module mean?

This is the controller responsible for operating additional equipment, such as electric windows, central locking or heated seats.

How to choose the right control module for your car?

It is best to use the VIN number and OEM part reference number to ensure full compatibility.

Are the controllers used compatible with the latest cars?

Yes, many newer models use modules with standardized CAN communication, so the parts used can be matched to the vehicle's specifications.

Is replacing the controller complicated?

In most cases, replacement involves disconnecting the old module and connecting the new one, although sometimes programming or adaptation using a diagnostic interface is required.

Which car brands most often use multiple control modules?

Manufacturers such as BMW, Audi and Mercedes use a particularly large number of controllers – in premium cars the number of modules can even exceed 70.

Electronic control modules and controllers

At Globalparts, we offer a wide selection of original used electronic control units and ECUs for many popular car brands, including BMW, MINI, Mercedes, Audi, Volkswagen, and others. Our original electronic control units and ECUs ensure reliability, performance, and full compatibility with your vehicle.

More information

Make

Category

Subcategory

Condition

In Stock

Price

Products in promotion

Part no. A6519000503-1

Mercedes W212 E220CDI Blue Efficiency OM651.924 170HP Engine ECU A6519000503 Key

Product currently unavailable

Part no. RHD-A2479008605-1

Display Screen Mercedes W177 W247 Instrument Cluster Speedo Meter A2479008605

Product currently unavailable

Part no. 0E03130139

Mercedes W205 Samsung Battery Managment System BMC SDI Control Module 0E03130139

Product currently unavailable

Part no. A2721536979-1

Mercedes W221 S350 M272.965 272HP Engine ECU Kit A2721536979 Ignition + Key

Product currently unavailable

Part no. A1729008612

Mercedes SLK R172 Amplifier Audio Sound Control Unit Module Harman A1729008612

Product currently unavailable

Part no. A1669008506

Seat Module Mercedes W176 W246 Control Unit Front Left Right N/O/S A1669008506

Product currently unavailable

Part no. A1679008711

Mercedes W205 Front Door Module Right O/S Control Unit ECU A1679008711

Product currently unavailable

Part no. A2079005100

Mercedes A207 Convertible Roof Top Control Unit Module ECU A2079005100

Product currently unavailable

Part no. A6519009302-3

Mercedes W639 OM651.940 163HP 116 CDI Engine Unit ECU Kit A6519009302 Automatic

Product currently unavailable

Part no. A2649000700-4

Mercedes W177 A220 260920 260.920 190HP Engine ECU Unit A2649000700 Automatic

Product currently unavailable

Part no. A6519007500-14

Mercedes W204 C200 CDI 651.913 136HP Engine Unit ECU Kit A6519007500 Automatic

Product currently unavailable

Part no. A2189000806

Navigation Head Unit Mercedes W218 COMAND Navi CD DVD Player Sat Nav A2189000806

Product currently unavailable

Mercedes X156 C117 W176 Multimedia Switch CD Player Radio Head Unit A2469009512

-40%

Part no. A2469009512-1

Mercedes X156 C117 W176 Multimedia Switch CD Player Radio Head Unit A2469009512

Product currently unavailable

Part no. A6519005203-4

Mercedes W205 C 220d 651.921 163HP Engine Control Unit ECU A6519005203 Automatic

Product currently unavailable

Part no. A2215401062

Mercedes W221 Integrated Supply Module Electrical Control Unit A2215401062

Product currently unavailable

Part no. A0009001908

Adblue Module Mercedes W207 W212 W218 Exhaust Gas Control Unit ECU A0009001908

Product currently unavailable

Part no. A1669006505

Head Unit Mercedes ML W166 Radio Player Sat Nav Tel SD Card Unit A1669006505

Product currently unavailable

Part no. A2139009020

Mercedes A238 Control Unit Module Amplifier Premium Sound A2139009020

Product currently unavailable

Part no. A1779009515

Air Module Mercedes W177 W247 SRS System Control Unit ECU A1779009515

Product currently unavailable

Part no. A1635420618-1

Mercedes W163 W203 W208 Lateral Acceleration Speed Sensor ESP Sensor A1635420618

Product currently unavailable

Part no. A2218705087

Mercedes W221 Seat Memory Control Unit Module Front Right O/S A2218705087

Product currently unavailable

Part no. A1679009523

Keyless Go Module Mercedes C118 W177 W247 ECU Entry Control Unit A1679009523

Product currently unavailable

Part no. A1648204926

Mercedes W164 Tailgate Module Power Trunk Lid Control Unit ECU A1648204926

Product currently unavailable

Part no. A2731535179-1

Mercedes C219 CLS 500 273.960 388HP Engine Module ECU Kit Key Lock A2731535179

Product currently unavailable

Part no. P04727770AC

Chrysler Grand Voyager 2.8CRD Diesel 163HP Engine Unit ECU P04727770AC Automatic

Product currently unavailable

Part no. A2046801231-1

Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046801231

Product currently unavailable

Part no. A2479001217

Body Control Module Mercedes C118 W177 W247 BCM V2 Unit ECU BA2479001217

Product currently unavailable

Part no. A2218703587

Voice Control Module Mercedes W221 Linguatronic Input System Dutch A2218703587

Product currently unavailable

Part no. A2049060101

Mercedes W204 COMAND Navi CD Player Radio Sat Nav Head Unit A2049060101

Product currently unavailable

Part no. A2129007126

Radio Head Unit Mercedes W207 W212 COMAND Navi CD Player Navigation A2129007126

Product currently unavailable

Part no. A2711535491-1

Mercedes C209 CLK200 M271.955 184HP Engine ECU Kit Ignition A2711535491 Lock Key

Product currently unavailable

Part no. A2389000501

Mercedes A238 Convertible Folding Top Roof ECU Module Control Unit A2389000501

Product currently unavailable

Part no. A1729011302-1

Mercedes W204 Display Screen Multimedia Navigation Sat Nav COMAND A1729011302

Product currently unavailable

Part no. A6421506491-1

Mercedes W164 ML320 CDI OM642.940 Engine Module ECU Kit A6421506491 + 2 Keys

Product currently unavailable

Part no. A2049003609

Mercedes W204 COMAND Navigation CD Player Radio Sat Nav Head Unit A2049003609

Product currently unavailable

Part no. A2229004213-1

Keyless Go Mercedes GLC X253 Keyless Entry Control Module A2229004213

Product currently unavailable

Part no. A1669002307

Mercedes ML W166 PDC Parking Distance Control Unit Module Sensor A1669002307

Product currently unavailable

Valve Block Mercedes W205 C219 W222 Air Suspension Unit Module A0993200058

-40%

Part no. A0993200058

Valve Block Mercedes W205 C219 W222 Air Suspension Unit Module A0993200058

Product currently unavailable

Part no. A2661534079-1

Mercedes W169 W245 200 M266.960 136HP Engine ECU Kit A2661534079 2 Keys Lock

Product currently unavailable

Part no. A0009002820

Mercedes W205 Trunk Control Module Bluetooth Reversing Camera Parking Assist

Product currently unavailable

Part no. A2059002929

Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A2059002929

Product currently unavailable

Part no. A2128701351-1

Mercedes W212 Radio Control Function Button Knob Controller Unit A2128701351

Product currently unavailable

Part no. A6421503226-1

Mercedes W211 E280 CDI OM642.920 Engine Module ECU Kit A6421503226 Key Lock

Product currently unavailable

Part no. A1644404201

Mercedes ML W164 Rear SAM Module Control Unit A1644404201 A1645457116

Product currently unavailable

Part no. A6461507072-3

Mercedes W639 115 CDI OM646.980 150HP Engine Module ECU Kit A6461507072 Key Lock

Product currently unavailable

Part no. A2218206689

Mercedes W221 S500 Audio Amplifier Sound System Control Module A2218205289

Product currently unavailable

Part no. rhd-A2129063102-1

Fan Blower Mercedes W212 Comand Navi CD Control Unit Module Cooler A2129063102

Product currently unavailable

Part no. A9069006100

Mercedes Sprinter W906 Door Module Front Right O/S Control Module A9069006100

Product currently unavailable

Part no. A0265456532-1

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

Product currently unavailable

Part no. A9069005203

Mercedes Sprinter W906 Radio CD Player Audio Multimedia Head Unit A9069005203

Product currently unavailable

Part no. A2049000114

Mercedes W204 Navigation CD Player Radio Stereo Sat Nav Head Unit A2049000114

Product currently unavailable

Part no. P05094800AC

Chrysler Grand Voyager 2.8CRD Diesel 163HP Engine Unit ECU P05094800AC Automatic

Product currently unavailable

Part no. A2229005317-1

Tuner Box Mercedes W213 W205 W222 Digital Audio Control DAB ECE A2229005317

Product currently unavailable

Part no. A1121536679-1

Mercedes W209 CLK 320 M112.955 218HP Engine ECU Kit A1121536679 + 2 Keys + Lock

Product currently unavailable

Part no. A6461506479-1

Mercedes C209 220 CDI M646.966 150HP Engine ECU Kit A6461506479 + Key + Lock

Product currently unavailable

Part no. A2118705785

Mercedes W211 CLS C219 Navigation DVD CD Player Unit Harman Becker A2118705785

Product currently unavailable

Part no. A6461500791

Mercedes W639 115 CDI OM646.982 150HP Engine Module ECU Set A6461500791 Manual

Product currently unavailable

Part no. A2469006218

Mercedes W176 Head Unit Radio Media Player Navigation A2469006218

Product currently unavailable

Part no. A1725420023-1

Parking Sensor Display Mercedes W176 W204 W246 Dashboard Panel PDC A1725420023

Product currently unavailable

Part no. A0155457032

Mercedes W124 S124 Ignition Engine Control Unit Module A0155457032

Product currently unavailable

Part no. A6421507391

Mercedes W221 S320 CDI 642.930 235HP Engine Control ECU A6421507391 Automatic

Product currently unavailable

Part no. A2079059702

Mercedes-Benz W207 A207 Radio Aerial Antenna Amplifier Module Unit Right O/S

Product currently unavailable

Part no. A6421508900-2

Mercedes W212 E350 CDI OM642 Engine Unit ECU Kit A6421508900 Keys Lock Automatic

Product currently unavailable

Part no. A2139060303

Mercedes W205 Navigation 2015/2016 Update SD Card Road Map Europe A2139060303

Product currently unavailable

Part no. A6519009302-2

Mercedes W639 113 CDI 651.940 136HP Engine Module ECU Kit A6519009302 Key Lock

Product currently unavailable

Part no. A4479000002

Mercedes W447 Electronic Module ECU Control Unit A4479000002

Product currently unavailable

Part no. A6461501191

Mercedes W639 Vito OM646 111CDI 116HP Engine Unit Module ECU A6461501191 Manual

Product currently unavailable

Part no. A2721531291

Mercedes CL203 CLC 350 M272.960 272HP Engine Module ECU Kit A2721531291 2 Keys

Product currently unavailable

Part no. A9079005405

Mercedes Sprinter W907 Body Control Module Control Unit BCM V2 ECU A9079005405

Product currently unavailable

Part no. A2048704926

Rain Sensor Mercedes W204 Light Control Unit Front Windscreen A2048704926

Product currently unavailable

Part no. A2711538479

Mercedes W203 C118 M271.946 143HP Engine Control ECU A6121536379 Automatic

Product currently unavailable

Part no. A0038207926

Door Module Mercedes W221 Door Control Unit Module A0038207926

Product currently unavailable

Part no. A6421506691-1

Mercedes W164 ML280 CDI OM642.940 Engine Control Unit ECU Kit A6421506691 Key

Product currently unavailable

Part no. A2751500879-1

Mercedes S65 W221 AMG M275 Engine ECU Kit Ignition + 2 Key A2751500879 Automatic

Product currently unavailable

Part no. A6461532891-2

Mercedes Vito W639 111 CDI 646.982 116HP Engine ECU Kit A6461532891 Key Lock

Product currently unavailable

Part no. A2711538579

Mercedes R171 SLK 200 163HP 271.944 Kompressor Engine ECU A2711538579 Manual

Product currently unavailable

Part no. A2139002729

Amplifier Mercedes W205 Sound Amplifier Rear Module Premium Sound E A2139002729

Product currently unavailable

Part no. A6461508072-1

Mercedes W639 2.2CDI OM646.980 Engine ECU Kit Unit A6461508072 Key Automatic

Product currently unavailable

Part no. A6421500841-1

Mercedes W221 S320 CDI OM642.930 235HP Engine ECU Kit A6421500841 Key Automatic

Product currently unavailable

Part no. A6401501091-1

Mercedes W169 W245 A200 B200 CDI OM640.941 140HP Engine ECU Kit A6401501091 Key

Product currently unavailable

Part no. 259903137R

Mercedes Citan W415 Renault Kangoo Parktronic Parking Sensor Module 259903137R

Product currently unavailable

Part no. A2079004300

Mercedes A207 Convertible Roof Control Module Unit ECU Soft Top A2079004300

Product currently unavailable

Part no. A2049065602

Mercedes S204 Rear Trunk SAM Central Electric Base Control Module A2049065602

Product currently unavailable

Part no. A2749000700-2

Mercedes W204 C250 BlueEFFICIENCY M274.911 Engine ECU Kit A2749000700 Key Lock

Product currently unavailable

Part no. A2218706387

Mercedes W221 Trunk Release Remote Open Close Module Control Unit A2218706387

Product currently unavailable

Part no. A6569001600

Mercedes W213 E350 656929 656.929 286HP Engine Unit ECU A6569001600 Automatic

Product currently unavailable

Part no. A2749000800-6

Mercedes W205 C200 274.920 184HP Engine ECU Kit A2749000800 2 Key + Lock Manual

Product currently unavailable

Part no. A1679002413

Mercedes W167 W177 Radio Stereo Nav Navigation Head Unit High A1679002413

Product currently unavailable

Part no. A2139003217

Gearbox Module Mercedes W177 W205 W213 Control Unit ECU Automatic A2139003217

Product currently unavailable

Part no. A0005458916

Mercedes W639 Automatic Gearbox EGS Control Unit Transmission Module A0005458916

Product currently unavailable

Part no. A6461500977

Mercedes Vito W639 OM646.980 Engine ECU Control Unit Module A6461500977 Manual

Product currently unavailable

Part no. A2049061002-3

Mercedes W204 Radio CD Player COMAND Stereo Sat Nav Head Unit A2049061002

Product currently unavailable

Part no. A2049001813-1

Mercedes W204 CD Player Radio Stereo Navigation Sat Nav Head Unit A2049001813

Product currently unavailable

Part no. A6549009400-1

Mercedes Vito W447 116 CDI 654.920 163HP Engine ECU Kit A6549009400 Key Lock

Product currently unavailable

Part no. A0034466040-1

Mercedes-Benz W169 W245 Engine Control Unit ECU Kit A0034466040 + 2 Keys Manual

Product currently unavailable

Part no. A2139064607

SD Card Mercedes W205 C220d Garmin Map Pilot Navi Europe 20 / 21 A2139064607

Product currently unavailable

Part no. A2059003740-1

Mercedes A205 Convertible Comfort Control Unit Module ECU A2059003740

Product currently unavailable

Part no. A2048704994-1

Mercedes W204 Navigation CD Player COMAND Radio Sat Nav Head Unit A2048704994

Product currently unavailable

Part no. A0009003313

Adblue Module Mercedes W205 W222 W253 Exhaust Gas Control Unit ECU A0009003313

Product currently unavailable

...

Showing 2674-2772 of 3244 products

Original modules and controllers for popular car brands

Wide selection of electronic components – BMW, Audi, Mercedes and others

Electronic control modules and controllers:

Welcome to the fascinating world of used electronic control modules and controllers , where modern technology meets everyday needs! Imagine devices that can think for you, optimizing your car's performance. Electronic modules are just that—inconspicuous, yet incredibly powerful. At Globalparts, you'll find a wide range of used spare parts, including key components that impact vehicle performance and safety. Control modules are not only the heart of any system, but also the gateway to a world of innovation. Immerse yourself with us in the details of how controllers function and are used and discover the secrets of their versatility!

Definition and operation of electronic control modules

An Electronic Control Unit (ECU) is a miniature computer responsible for controlling one or more vehicle systems. A modern car can have 30 to 100 different controllers installed, all interoperating via data buses (e.g., CAN, LIN, FlexRay). Each controller is responsible for specific tasks, such as the engine ECU (ECM), transmission control unit (TCU), ABS/ESP module, or comfort control unit (e.g., lighting, windows, seats). This allows the vehicle to operate as a cohesive system, providing the driver with maximum functionality and safety.

Electronic control modules in modern vehicles

Modern vehicles are complex machines, in which electronic control units play a key role. These small devices manage virtually every aspect of a vehicle's operation, from the drivetrain to advanced safety features. Their role cannot be overstated, ensuring optimal performance and driving comfort. The main purpose of the control modules used is to integrate various vehicle systems. Thanks to them, the engine runs smoothly, and fuel consumption is minimized. They also control other key elements, such as the braking system and air conditioning., which translates into greater safety and comfort of using the vehicle. Many of these controllers can be found in our used automotive parts store. This is an excellent option for those looking to save money while maintaining high product quality. Used parts are often as effective as new and can be significantly cheaper, making them an attractive alternative. Modern technologies incorporated into the modules allow for quick diagnosis of technical problems and their easy remediation without the need for costly repairs to the entire system. In the event of a failure, replacing a specific controller may be sufficient. Our automotive store offers a wide range of products tailored to various car brands and models. This allows every car owner to find the right control module for BMW , MINI , Mercedes , Audi , Volkswagen, and many other brands that meets their expectations in terms of both functionality and price. To summarize the importance of electronic control units, they are the heart of a modern vehicle and guarantee its smooth operation and road safety. Choosing the right automotive components is crucial to the longevity and reliability of any car; therefore, it's worth considering purchasing genuine used parts.

Module and driver application comparison table

Module/driver type	Function	Example systems	Application in vehicles
ECU (Engine Control Unit)	Engine operation check	ECM, TCU	BMW 3 Series, Audi A4
ABS/ESP	Stability and security	Bosch ABS 8, ESP	Mercedes C-Class, VW Passat
Comfort module	Comfort of use	Control of windows, seats, lighting	Audi A6, BMW X5
Gearbox controller	Gear management	DSG, Tiptronic	VW Golf, Audi A3
Air conditioning module	Temperature regulation	HVAC ECU	Mercedes E-class, BMW 5

Functionality and importance of electronic modules and controllers

Electronic control modules and controllers are the foundation of modern vehicles, controlling many key systems. Their functions are incredibly broad—from engine management and ABS to comfort systems like air conditioning. They ensure the vehicle operates efficiently and safely. In the context of an engine , control modules are responsible for optimizing its operation. They determine the amount of fuel delivered to the engine and the ignition timing, which influences the vehicle's performance and fuel consumption. Without them, it would be impossible to achieve full power or fuel economy. Another important aspect is the ABS control via the controllers . They ensure safety when braking in difficult conditions. These modules help maintain vehicle stability on slippery surfaces, which is crucial for maintaining control. Electronics also play an important role in managing vehicle comfort systems. Air conditioning and seat adjustment are just some of the functions supported by the control module . This makes the journey more enjoyable, allowing the driver to focus solely on driving. The Global Parts automotive store offers a diverse selection of used parts, including automotive modules and control units, which can be an attractively priced alternative to new products. Used components are often as good as new, and their prices can be significantly lower. Choosing these parts allows for savings without compromising quality. To summarize the importance of these technologies: electronic control modules and controllers are essential for a smooth ride and the efficient operation of all vehicle systems; therefore, it is worth considering original used solutions available on the automotive market.

Compatibility and part fit

Selecting the correct ECU depends on the vehicle's VIN, engine version, and factory equipment. In practice, this means that even within a single model—for example, a Volkswagen Passat B6 2.0 TDI —there may be different ECU or ABS module variants, depending on the production year or gearbox type. Therefore, it's crucial to match the parts according to the manufacturer's specifications and reference numbers. In our store, each module and ECU is marked according to the manufacturer's catalog, facilitating correct installation and ensuring full compatibility.

A wide selection of used parts for BMW, MINI, Mercedes, Audi, Volkswagen and other renowned brands

These days, car owners are increasingly turning to used parts to save on repair costs while maintaining high quality. Our automotive store offers a wide selection, including electronic control modules and ECUs from renowned manufacturers such as BMW , MINI , Mercedes , Audi , Volkswagen , and other renowned brands. This allows every customer to find the perfect solution for their vehicle. Our diverse selection of models makes our offer attractive to both new and older car owners. Whether you need a component for the BMW 1 Series engine or a comfort management system for a Mercedes C-Class, we have everything you need. Our controllers not only save you money but also ensure trouble-free vehicle operation. Thanks to our wide range of products, we can meet the expectations of even the most demanding customers. We also offer fast delivery of ordered items directly to the customer's door, making the purchasing process even more convenient and satisfying. This approach is what sets our automotive store apart from the competition. The benefits of using used car parts cannot be overlooked, also in terms of ecology and material recycling; reusing components helps reduce the amount of industrial waste and the consumption of natural resources during the production of new components. To sum up: investing in used parts from our range is a decision well-thought-out from every angle – economic and environmental – and above all, a guarantee of the durability of the purchased product without compromising its quality or efficiency!

Advantages of buying solutions with used components

Used car parts, especially electronic control modules and controllers, are becoming an attractive choice for many car owners. Using such components not only brings financial benefits but also supports environmental protection. By choosing to purchase control modules or other electronic components as used parts, you support the reuse of raw materials. Instead of producing new parts that require energy and generate industrial waste, you're giving existing products a second life. Economics is another argument for choosing second-hand control units . The original origin of these components guarantees their high quality and reliable operation. The price of such products is often much lower than their new counterparts, translating into real savings for the customer. This means you can enjoy the smooth operation of your car without breaking the bank. An additional advantage of using used parts is their availability and quick delivery, which allows for immediate vehicle repair without long waits for new modules or other car components. This significantly simplifies keeping your car fully operational. To sum up these advantages: investing in used control modules and drivers This is a wise decision both economically and ecologically; it not only saves money but also protects our planet by reducing the consumption of natural resources and the amount of industrial waste generated during the production of new car parts!

Practical benefits in everyday use of electric controllers and modules

Electronic control units and modules directly impact driving comfort and safety. A well-selected engine ECU can reduce fuel consumption by up to 5–10%, and a functioning ABS module shortens braking distances on wet roads by an average of 10–15% compared to cars without the system. These are concrete figures that demonstrate that choosing the right components has a real impact on a car's everyday operation.

FAQ - Frequently asked questions about controllers and electrical modules

Question	Answer
How does a car engine work with an ECU?	A car engine is the vehicle's power unit, and the ECU (Engine Control Unit) controls its operation by regulating fuel injection, ignition and combustion parameters.
What is an ABS controller?	This is an electronic module that prevents the wheels from locking during braking, improving the stability and safety of the vehicle.
What does comfort module mean?	This is the controller responsible for operating additional equipment, such as electric windows, central locking or heated seats.
How to choose the right control module for your car?	It is best to use the VIN number and OEM part reference number to ensure full compatibility.
Are the controllers used compatible with the latest cars?	Yes, many newer models use modules with standardized CAN communication, so the parts used can be matched to the vehicle's specifications.
Is replacing the controller complicated?	In most cases, replacement involves disconnecting the old module and connecting the new one, although sometimes programming or adaptation using a diagnostic interface is required.
Which car brands most often use multiple control modules?	Manufacturers such as BMW, Audi and Mercedes use a particularly large number of controllers – in premium cars the number of modules can even exceed 70.

Global Parts automotive store with original used car parts - Contact

The Global Parts automotive store invites you to browse our wide selection of genuine used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or more, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

car parts used car parts cheap car parts bmw genuine parts mini genuine parts genuine used bmw parts genuine used audi parts bmw ecus & computer modules mercedes ecus & computer modules mini ecus & computer modules audi ecus & computer modules volkswagen ecus & computer modules