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.

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Products in promotion

Part no. A2049060902

Mercedes-Benz C-Class W204 COMAND Navi CD Player Radio Head Unit A2049060902

£379.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A1718600205

Mercedes R171 Passenger Seat Air Module Control Unit Module A1718600205

£47.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A1699002400

Mercedes W169 CD Navi Media Player Radio COMAND Head Unit A1699002400

£427.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A6079002200-2

Mercedes W176 A180 CDI OM607 109HP BlueEFFICIENCY Engine Unit ECU A6079002200

£94.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2059001811

Mercedes W205 Rear Door Control Module Unit Left N/S ECU A2059001811

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A0008703693

Mercedes W221 Front Door Control Module Unit ECU Right O/S A0008703693

£161.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2711534591

Mercedes W203 C180 Kompressor M271 Engine Module ECU A2711534591 Automatic

£142.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2218704895

Mercedes W221 Door Module Rear Door Control ECU Unit Left N/S A2218704895

£23.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. rhd-A2475402506-1

Control Unit Bracket Mercedes W177 W247 SAM Module Panel Cover A2475402506

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A1779001704

Mercedes V177 Door Module Rear Right Control Unit A1779001704

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2098202326

Mercedes CLK W209 Convertible Roof Top Control Unit Module ECU A2098202326

£132.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2318270026

Mercedes-Benz S-Class W221 Armrest Media Interface Cable Wiring Plug A2318270026

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2661538479

Mercedes W169 A150 Petrol M266 95HP Engine Control Module A2661538479 Manual

£23.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2979006811

Mercedes W206 Radio Navigation COMMAND NTG7 High A2979006811

£712.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2049003509

Mercedes W204 S204 Radio Head Unit Sat Nav CD Player 2049003509

£42.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A6461505091-2

Mercedes W203 C220 CDI 150HP 646.963 Engine Control ECU Kit A6461505091 Automat

£170.95

Free delivery - Wed, Jan 14

If paid before 14:00

Part no. A1679004511

Door Module Mercedes W205 W213 C253 Rear Left N/S Control Unit ECU A1679004511

£51.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2115406445

Mercedes C219 Gearbox Electronic Control Unit Module A2115406445

£94.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A6549003200-1

Mercedes W177 W205 C213 C220d 654.920 150HP Engine Unit ECU A6549003200 Automat

£66.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. 259903137R

Mercedes Citan W415 Renault Kangoo Parktronic Parking Sensor Module 259903137R

£37.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2079012700

Mercedes A207 Convertible Roof Reinforcement Roll Bag Airbag Module A2079012700

£66.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2469000012-3

Mercedes W176 W246 Radio Head Unit COMAND Navi Player Control Unit A2469000012

£47.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2129007519

Mercedes W212 W218 Air Suspension Level Control Unit Module Airmatic A2129007519

£56.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A0009006906

Mercedes C207 E220CDI BlueTec Adblue Module Control Unit ECU A0009006906

£18.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2218707292

Mercedes W221 Keyless Entry Receiver Control Module Unit ECU A2218707292

£32.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2229009710

Tuner Box Mercedes W176 W212 W218 Digital Audio Control Unit DAB ECE A2229009710

£94.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2049061002-3

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

£142.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2709000900-6

Mercedes C117 W176 A180 270.910 122HP Engine Control ECU Kit A2709000900 Manual

£284.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. RHD-A2218700289

Mercedes W221 Dashboard Onboard Screen Monitor Navigation Display A2218700289

£47.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2118705726

Air Module Mercedes W211 C219 Air System Control Unit ECU A2118705726

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2204451900

Mercedes W220 Central Gateway Control Unit Module ECU A2204451900

£28.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2218705687

Mercedes W221 Linguatronic Control Module Unit ECU English Version A2218705687

£70.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A6519007401-6

Mercedes SLK R172 250CDI 651.980 204HP Engine ECU Kit Ignition + Key A6519007401

£151.95

Free delivery - Wed, Jan 14

If paid before 14:00

Part no. A2098200385

Voice Module Mercedes W164 W203 W209 W211 Control Unit Input System A2098200385

£161.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A6519009702-6

Mercedes W176 W246 A200d OM651.930 136HP Engine Unit ECU A6519009702 Manual

£75.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2239053605

Mercedes W206 W223 NFC Module Near Field Communication Control Unit A2239053605

£28.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2749000800-7

Mercedes W205 C200 274.920 184HP Engine Control ECU Kit A2749000800 Automatic

£256.95

Free delivery - Wed, Jan 14

If paid before 14:00

Part no. A2113231226

Mercedes-Benz E Class W211 Front Right Anti Roll Bar Clamp Bracket A2113231226

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2079003700

Mercedes C207 Door Module Rear Left N/S Control Unit ECU A2079003700

£13.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2043271240

Mercedes W204 C207 Headlight Headlamp Range Sensor Front Right O/S A2043271240

£37.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A9064460442

Mercedes W639 Air Module System Control Unit ECU A9064460442

£61.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2049009907-1

Mercedes W204 Navigation Radio Player Head Unit Computer A2049009907

£237.95

Free delivery - Tue, Jan 13

If paid before 14:00

Part no. A2045458401

Mercedes W204 Fuse Box Terminal Connection Unit A2115452301

£184.95

Free delivery - Wed, Jan 14

If paid before 14:00

Part no. A0009822023

Mercedes W204 W212 W221 Battery Relay Module Unit A0009822023

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Part no. A0065424218

Mercedes Sprinter W906 Turn Rate Sensor Module Control Unit A0065424218

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Part no. A1728100011

Mercedes W176 W204 W212 Navigation Control Unit Module NTG 4.5 A1728100011

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Part no. A2139068601

Mercedes W205 W213 Actuator Drive Exhaust Flap Control Unit A2139068601

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Part no. A2129000306

Mercedes W212 Fuel Pump Module Control Unit A2129000306

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Part no. A2129004314

Door Module Mercedes W204 W212 Front Right O/S Control Unit A2129004314

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Part no. A2189007206

Headlight Module Mercedes C207 W212 Headlamp Adjust LED Control Unit A2129005324

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Part no. A9064461442

Mercedes Sprinter W906 ECU Control Unit Sensor Module A9064461442

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Part no. A0009006207

Mercedes-Benz A B E W176 W212 W246 Fuel Pump Module Control Unit A0009006207

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Part no. A2469002603

Mercedes W176 W246 W166 Windscreen Windshield Rain Sensor Unit A2469002603

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Part no. A0028201326

Mercedes SLK R171 Crash Sensor Air Bag Impact Module Control Unit A0028201326

Product currently unavailable

Part no. A1728100011-1

Navigation Processor Mercedes W176 W212 Control Unit Module NTG 4.5 A1728100011

Product currently unavailable

Part no. A1179001802

Mercedes W176 Air Module Belt Locking System Control Unit Module ECU

Product currently unavailable

Part no. A2049014504

Rain Sensor Mercedes W204 W212 Windscreen Control Unit A2049014504

Product currently unavailable

Part no. A0025422319-1

Mercedes Universal TYCO Relay Module 12V V23134-B52-X309 A0025422319

Product currently unavailable

Part no. A0055421918

Yaw Module Mercedes W204 Rotation Rate Acceleration Sensor A0055421918

Product currently unavailable

Part no. A2079010600

Rain Sensor Mercedes W204 W212 Light Solar Condensation Control Unit A2079010600

Product currently unavailable

Part no. A1698204085

Airbag Control Unit Mercedes W169 W245 System Module ECU A1698204085

Product currently unavailable

Part no. rhd-A6398200026

Mercedes-Benz Vito Viano W639 Front Left Door N/S Control Module A6398200026

Product currently unavailable

Part no. A0009007604

Adblue Module Mercedes W205 W213 W177 W907 SCR Control Unit EGR ECU A0009007604

Product currently unavailable

Part no. A0009002414

Module Fuel Pump Mercedes W205 C253 Control Module Unit A0009002414

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Part no. A9069006303

Mercedes W906 Fuse Box Control Unit Module ZGS Temic A9069006303

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Part no. A0009052804

Radar Sensor Mercedes W176 W207 W246 Front Control Unit Module A0009052804

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Part no. A4478200087

Mercedes Sprinter W906 Connector AUX USB Adapter Port Socket A4478200087

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Part no. A1669007814

Mercedes W166 W176 Navigation Screen Head Unit Sat Nav Display A1669007814

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Part no. A1718200626

Mercedes R171 SLK200 Module Front Door Right O/S Control Module Unit A1718200626

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Part no. A0009061201

Exhaust Flap Control Mercedes C117 W176 W246 Actuator Drive Unit A0009061201

Product currently unavailable

Part no. A0009003706

Mercedes W207 W212 Parktronic Parking Control Unit Module A0009003706

Product currently unavailable

Part no. rhd-A2479007204

Display Screen Mercedes W177 W247 Instrument Cluster Speedo Meter A2479007204

Product currently unavailable

Part no. A0038212851

Mercedes SLK R171 Crash Sensor Air Bag Impact Module Control Unit A0038212851

Product currently unavailable

Part no. A2128702751

Control Panel Mercedes W212 Comand Navi CD Switch Push-Button A2128702751

Product currently unavailable

Part no. A1698700689

Mercedes W169 W245 CD Player Radio Stereo Head Unit A1698700689

Product currently unavailable

Part no. A0035420318

Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318

Product currently unavailable

Part no. A2038207385

Mercedes W203 ECU Control Unit Crash Impact Sensor Module Air Module A2038207385

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Part no. A1719010100

Mercedes SLK R171 Heated Heating Seat Control Unit Module A1718201626

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Part no. A1729000402

Seat Control Module Mercedes A172 A190 A197 A207 A231 ECU Unit A1729000402

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Part no. A2098202126

Mercedes C209 Door Control Module Front Left N/S A2098201926

Product currently unavailable

Part no. A1569007702

Signal Actuation Module Mercedes W176 W246 SAM Control Unit ECU A1569007702

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Part no. A0009003704

Mercedes W204 W212 Tyre Pressure Check Monitor Control Unit Module A0009003704

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Part no. A2058200526

Mercedes W213 S213 Multimedia USB SD Card Reader Port Socket Module A2058200526

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Part no. A0999004101

Steering Lock Mercedes W176 W246 Control Unit Module VST A0999004101

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Part no. A9069000004

Mercedes Sprinter W906 Radio Player CD Audio 10 Stereo Head Unit A9069000004

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Part no. A2038703389

Mercedes W203 W209 W639 CD 6 Disc Changer With Magazine A2038703389

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Part no. rhd-A2479008605

Display Screen Mercedes W177 W247 Instrument Cluster Speedo Meter A2479008605

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Part no. A2048207385

Mercedes-Benz C W204 Front Left Door N/S Control Unit Module A2048207385

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Part no. A2124400314

Mercedes W164 W204 Fuel Pump Module Control Unit ECU A2124400314

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Part no. A2513200058

Mercedes ML W164 W221 Air Suspension Valve Block Control Unit Module A2513200058

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Part no. A2048708826

Mercedes W204 W212 Front Windscreen Rain Light Sensor Control Unit A2048708826

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Part no. A9069005103

Mercedes Sprinter W906 Radio CD Player Audio Bluetooth Head Unit A9069005103

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Part no. A0028202426

Mercedes W211 Xenon Headlight Level Control Module A0028202426

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Part no. A1179009101

Mercedes-Benz A-Class W176 CLA C117 Rear View Camera Control Module Unit ECU

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Part no. A2128203985

Mercedes W204 W212 Door Module Rear Left N/S Control Unit Module A2128203985

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Part no. rhd-A2218704489

Mercedes W221 Display Screen Multifunction Navigation Dashboard A2218704489

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Part no. RHD-A9068303485

Mercedes Sprinter W906 Heater Climate Control A/C Unit Switch Panel A9068303485

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Part no. A2035454932

Parking Module Mercedes W203 C209 Parktronic Control Unit A2035454932

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Part no. A2219006702

Mercedes W216 W221 Central Gateway Control Unit Module VST A2219006702

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Showing 1387-1485 of 3223 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 .

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