What is the design and purpose of electronic control modules and controllers?

Electronic control modules and controllers are electronic components responsible for supervising specific vehicle systems. A typical element consists of a housing, an electronic circuit board, connectors, and software that records the logic of operation. These modules are mounted in various places in the car, depending on the function and design of the installation. Their purpose is to process signals and control the operation of other elements in a way that is consistent with the vehicle's configuration.

What are electronic control modules and controllers used for?

Electronic control modules and controllers are used to manage the operation of the engine, transmission, braking system, comfort equipment, and other car systems. They receive data from sensors, analyze it, and send commands to actuators. Without their proper operation, many vehicle functions may work incompletely, unstably, or in emergency mode.

What role does the data bus play in the operation of controllers?

A data bus is a communication system connecting many modules in a single vehicle. It is used to transmit information between controllers without the need to run a separate wire for every function. Thanks to this, cooperation between the engine ECU, ABS, comfort module, and other systems in real-time is possible. When diagnosing a fault, one must therefore consider not only the controller itself but also the communication between modules.

How to choose the right controller for a specific car?

The safest way is to compare the OEM number, manufacturer part number, engine version, fuel type, and transmission type. In many models, the body version, production year, equipment, and connector type also matter. For electronic parts, it is also worth checking whether a given module requires adaptation or coding after installation.

What symptoms may indicate a problem with a module or controller?

Typical symptoms include errors recorded in diagnostics, lack of communication with a given system, incorrect operation of windows, locks, fans, ABS, or the engine. It also happens that the car enters emergency mode or experiences periodic loss of functions. Similar symptoms may also result from a damaged wiring harness, poor power supply, or problems with a connector.

What should be checked before installing a used module?

Before installation, it is worth checking the condition of the housing, pins, and sockets, as well as the compatibility of markings with the removed element. A good practice is to compare interchangeable numbers and ensure that the car has the same equipment as the donor vehicle. After installation, coding, adaptation, or clearing errors in the controller may be necessary.

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

Find it faster

Match to your vehicle

Make

Mercedes SLK R170 W202 W210 Module Control Unit SRS Sensor ECU Bosch A0018200826

Product currently unavailable

Part no. RHD-A2479008311-4

Mercedes W177 Instrument Cluster Display Screen Speedometer A2479008311

Product currently unavailable

Part no. A2721535691

Mercedes W204 C280 M272.947 231HP Engine Unit ECU A2721535691 Automatic

Product currently unavailable

Part no. A6461508172-1

Mercedes Vito W639 116HP 646.980 Engine Unit ECU Kit A6461508172 Key Lock Manual

Product currently unavailable

Part no. A2749002900-1

Mercedes X253 GLC 250 M274.920 4-Matic Engine ECU Unit Module A2749002900

Product currently unavailable

Part no. A1669003607

Mercedes X166 Air Suspension Control Unit Module A1669003607

Product currently unavailable

Part no. A2049061002

Radio Player Mercedes-Benz W204 COMAND Navi CD Head Unit A2049061002

Product currently unavailable

Part no. A2711504179

Mercedes CL203 CLC160 Kompressor M271 Engine Control Unit Module ECU A2711504179

Product currently unavailable

Part no. A2139003026-1

Multimedia Head Unit Mercedes W205 W213 Audio DAB Radio Controller A2139003026

Product currently unavailable

Part no. A9079004807

Air Module Mercedes W907 W910 Control Unit ECU A2139008828

Product currently unavailable

Part no. A6519000700-1

Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519000700 Key Lock

Product currently unavailable

Part no. A2129001900

Mercedes W164 W204 W221 W251 Fuel Pump Module Control Unit A2129001900

Product currently unavailable

Part no. A2219002604

Mercedes-Benz S-Class W221 TV Tuner Receiver Control Unit Module A2219002604

Product currently unavailable

Part no. A2229004511

Audio Amplifier Mercedes W205 W222 GLC X253 Sound Burmester Unit A2229004511

Product currently unavailable

Part no. A2479003808

Suspension Module Mercedes C118 W177 W247 Control Unit ECU A2479003808

Product currently unavailable

Part no. A0034464110-1

Module Mercedes SLK R171 Automatic Transmission Control Module A0005457916

Product currently unavailable

Part no. A2049005401

Mercedes W204 Front SAM Module Fuse Box Unit A2049005401

Product currently unavailable

Part no. A2139009712

Ambient Light Mercedes W213 C238 Control Unit Module ECU A2139009712

Product currently unavailable

Part no. A6461501177-1

Mercedes W639 109 CDI OM646.980 95HP Engine Unit ECU Kit A6461501177 Key Lock

Product currently unavailable

Part no. A0008271378

Mercedes W906 Right O/S Wing Door Mirror Wiring A0008271378

Product currently unavailable

Part no. A6519005301-7

Mercedes W204 C250CDI 204HP OM651.911 Engine ECU Kit A6519005301 Automatic

Product currently unavailable

Part no. A2059009908

Mercedes W205 W253 Front Seat Memory Package Module Passenger Side A2059009908

Product currently unavailable

Part no. A2711530691

Mercedes-Benz C W203 C200 Kompressor M271 Engine Control Unit ECU A2711530691

Product currently unavailable

Part no. A1729005507

Mercedes R172 Head Unit Radio CD Player Audio A1729005507

Product currently unavailable

Part no. A1679009621

Ignition Switch Module Mercedes CLA C118 W177 W247 M139 M260 Petrol A1679009621

Product currently unavailable

Part no. A2129008716

Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Navigation A2129008716

Product currently unavailable

Air Suspension Module Mercedes S211 W251 Airmatic Control Unit ECU A2515450432

-15%

Part no. A2515450432

Air Suspension Module Mercedes S211 W251 Airmatic Control Unit ECU A2515450432

Product currently unavailable

Part no. A6461509777

Mercedes CL203 220 CDI 646.963 150HP Engine ECU Unit A6461509777 Automatic

Product currently unavailable

Part no. A2239052400

Mercedes W177 W223 W247 Crash Impact Deployment Sensor Unit A2239052400

Product currently unavailable

Part no. A0024463140

Mercedes W169 A150 M266.920 95HP Engine Control Unit ECU A0024463140 Automatic

Product currently unavailable

Part no. A2138200400

USB SD Card Module Mercedes C205 W213 Multimedia Reader Port Socket A2138200400

Product currently unavailable

Part no. A2049069801

Mercedes W204 Navigation CD Player Radio Stereo Sat Nav Head Unit A2049069801

Product currently unavailable

Part no. A2048203185

Mercedes W204 Rain Light Sensor A2048203185

Product currently unavailable

Part no. A6421506434-1

Mercedes W251 R 320 CDI 642.950 224HP Engine ECU Kit A6421506434 Keys Lock

Product currently unavailable

Part no. A2139002808

SAM Module Mercedes W213 S213 Control Unit Front ECU A2139002808

Product currently unavailable

Part no. A2229067403-1

Mercedes W177 W247 M260 Exhaust Control Valve Flap Actuator Drive A2229067403

Product currently unavailable

Part no. A2118200985

Mercedes E-Class W211 S211 Bi-Xenon Headlight Level Control Unit Module ECU

Product currently unavailable

Part no. A6111537779-1

Mercedes W203 C220CDI OM611.692 116HP Engine Unit ECU Kit A6111537779 Key Lock

Product currently unavailable

Part no. A2038206489

Mercedes W203 Aerial Antenna Amplifier Module Unit A2038206489

Product currently unavailable

Part no. A2169004400

Mercedes-Benz W216 W221 VST Seat Control Module Front Right Left A2169004400

Product currently unavailable

Part no. A2709000900-5

Mercedes W176 A250 M270.920 BE 211HP Engine Control ECU A2709000900 Automatic

Product currently unavailable

Part no. A6429002900-3

Mercedes W207 E350 CDI BlueEfficiency OM642.836 Engine Module ECU A6429002900

Product currently unavailable

Part no. A2709000900-2

Mercedes W176 A 180 270.910 122HP Blue Efficiency ECU Kit A2709000900 Key Lock

Product currently unavailable

Part no. A1669000220

Mercedes GLE C292 Coupe Air Control Module Unit Bosch SRS A1669000220

Product currently unavailable

Part no. A2059004013

Mercedes W205 Air Conditioning Control Module A/C ECU Unit A2059004013

Product currently unavailable

Part no. A2218703995

Mercedes-Benz S-Class W221 Remote Trunk Closing Control Unit Module A2218703995

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. A6549004300

Mercedes X253 GLC220 4Matic OM654.920 Engine Control ECU A6549004300 Automatic

Product currently unavailable

Part no. A9064460742

Mercedes Sprinter W906 Air SRS Bag Control Module Unit 0285010033 A9064460742

Product currently unavailable

Part no. MMI Retrofit

Mercedes W204 MMI Multimedia Interface CarPlay Android Retrofit Interface

Product currently unavailable

Part no. A2118276842-1

Mercedes W211 Radio Stereo CD Player COMAND Sat Navigation Head Unit A2118276842

Product currently unavailable

Part no. A2048207485

Mercedes W204 Front Door Control Unit Module Right O/S A2048207485

Product currently unavailable

Part no. A2215408362

Mercedes C216 W221 Gateway Control Unit Module ECU A2215408362

Product currently unavailable

Part no. A6549003200

Mercedes W205 C220d 654.920 194HP Engine ECU Module Unit A6549003200 Automatic

Product currently unavailable

Part no. A2661536679-1

Mercedes W169 A170 266.940 116HP Engine Unit Module ECU A2661536679 Key Lock

Product currently unavailable

Part no. A2129068800

Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Control Unit A2129068800

Product currently unavailable

Part no. A2709002100-5

Mercedes C117 CLA45 AMG M133.980 4-Matic Engine Control ECU Kit A2709002100 Key

Product currently unavailable

Part no. A2118704926-1

Mercedes W164 W203 W211 C219 Front Seat Module Memory Control Unit A2118704926

Product currently unavailable

Part no. A2215408262

Mercedes W221 S320CDI Parktronic System Sensors Control Module PDC A2215408262

Product currently unavailable

Part no. A0009006616

Rear Module Mercedes C238 PDC Parking Assistant Parktronic Control A0009006616

Product currently unavailable

Part no. A2389007704

Communication Module Mercedes W205 W213 C253 Hermes LTE Control Unit A2389007704

Product currently unavailable

Part no. A0993200058

Mercedes W205 C219 W222 Valve Block Air Suspension Control Module A0993200058

Product currently unavailable

Part no. A1718205226

Mercedes SLK R171 Door Module Front Right Control Unit ECU A1718205226

Product currently unavailable

Part no. A2059002929

Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A2059002929

Product currently unavailable

Part no. A2139008822

Air Module Mercedes W213 C238 Control Unit Module ECU A2139008822

Product currently unavailable

Part no. A0235458332

Mercedes R170 SLK 230 Kompressor M111.973 Engine ECU A0235458332 Automatic

Product currently unavailable

Part no. A2139008707

Keyless Module Mercedes W205 W207 W213 ECU Door Lock Control Unit A2139008707

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. A6421509478-3

Mercedes W164 ML320 OM642.940 224 HP 4Matic Engine ECU Kit A6421509478 Automatic

Product currently unavailable

Part no. A2059001229

Mercedes A205 Convertible Roof Control Module Unit ECU Soft Top A2059001229

Product currently unavailable

Part no. A6398200186

CD Radio Mercedes W639 W906 Audio Stereo Head Unit A6398200186

Product currently unavailable

Part no. A6519005301-6

Mercedes W204 C250CDI 204HP OM651.911 Engine ECU Kit Key A6519005301 Manual

Product currently unavailable

Part no. A1779002410

Mercedes W177 Air Module SRS System Control Unit ECU A1779002410

Product currently unavailable

Part no. A2139000814

Mercedes W205 W213 C238 Tailgate Lift Boot Lid Control Unit Module A2139000814

Product currently unavailable

Part no. A1679005925

Mercedes W177 Multimedia Radio Sat Nav Screen Display Head Unit A1679005925

Product currently unavailable

Part no. A2059007815

Mercedes W205 Radio Audio Navi GPS Head Unit A2059007815

Product currently unavailable

Part no. A2059004842-1

Mercedes W205 Display Screen Instrument Cluster Speedo Meter A2059004842

Product currently unavailable

Part no. A2229007009

Mercedes W205 SAM Module Comfort Control Unit ECU A2229007009

Product currently unavailable

Part no. A2710106644

Mercedes R171 SLK200 M271.944 Engine Control Unit ECU Kit A2710106644 Key Lock

Product currently unavailable

Part no. A1648705094

Mercedes ML W164 Audio Stereo Radio CD Player Head Unit A1648705094

Product currently unavailable

Part no. A6519005301-2

Mercedes W212 E220CDI OM651 Engine Unit Module ECU Kit Key Lock A6519005301

Product currently unavailable

Part no. A6421503277-1

Mercedes Viano W639 3.0 CDI OM642.990 204HP Engine ECU Kit A6421503277 Automatic

Product currently unavailable

Part no. A6429000500

Mercedes W204 C320 CDI OM.652.960 Engine Control Unit ECU A6429000500 Automatic

Product currently unavailable

Part no. A2046800931

Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046800931

Product currently unavailable

Part no. A9079005405

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

Product currently unavailable

Part no. A2218001548

Mercedes-Benz S-Class W221 Remote Trunk Closing Hydraulic Pump Unit A2218001548

Product currently unavailable

Part no. A2711534591

Mercedes W203 C180 Kompressor M271 Engine Module ECU A2711534591 Automatic

Product currently unavailable

Part no. A1679000511

Mercedes W167 W177 Radio Stereo Player Sat Nav Head Unit ECE A1679000511

Product currently unavailable

Part no. A2711535891-1

Mercedes CL203 CLC 180K 143HP M271.946 Engine Control ECU A2710108747 Manual

Product currently unavailable

Part no. A0325454332

Mercedes W203 Automatic Gearbox EGS Control Unit Transmission Module A0325454332

Product currently unavailable

Part no. A2469000012-3

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

Product currently unavailable

Part no. A1679002413

Mercedes W167 W177 Radio Stereo Nav Navigation Head Unit High A1679002413

Product currently unavailable

Part no. A2218209089

Mercedes W221 Final Stage Speaker Booster Amplifier Sound System A2218209089

Product currently unavailable

Part no. A2721533779-3

Mercedes A209 SLK350 272.960 272HP Engine Module ECU A2721533779 Automatic

Product currently unavailable

Part no. A2518706689

Mercedes W164 Sound Audio Amplifier Module Harman A2518706689

Product currently unavailable

Part no. A2229005317

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

Product currently unavailable

Part no. A2711534691-3

Mercedes R171 SLK200 271.944 163HP Engine ECU Kit A2711534691 Key Lock Ignition

Product currently unavailable

Part no. A2129007126-1

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

Product currently unavailable

Part no. A2709002100-2

Mercedes W176 A45 AMG 133.980 381HP Engine Unit ECU Kit A2709002100 Key Lock

Product currently unavailable

...

Showing 2179-2277 of 3572 products