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 ML W163 Comfort Control Module Central Electronics A1635457332

Product currently unavailable

Part no. A2389000401

Mercedes C238 E53 Coupe Window Lifter Comfort Module Unit Rear A2389000401

Product currently unavailable

Part no. A6519006401

Mercedes GLC X253 220d 170HP 651.921 Engine Unit ECU A6519006401 Automatic

Product currently unavailable

Part no. A1729003106

Mercedes SLC R172 Parktronic Parking Sensor Module Unit ECU A1729003106

Product currently unavailable

Part no. A6079002300-2

Mercedes W176 180 CDI OM607.951 Blue Efficiency ECU Kit A6079002300 Key Lock

Product currently unavailable

Part no. A1698700689-3

Mercedes W169 W245 CD Player Radio Stereo Head Unit A1698700689

Product currently unavailable

Part no. A2118704626

Driver Seat ECU Mercedes W203 A209 W211 Memory Control Unit Module A2118704626

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. A2218707493

Mercedes W221 Seat Control Module Front Right O/S A2218707493

Product currently unavailable

Part no. A2088206010

Mercedes W202 C208 W208 Alarm Sensor Module Unit A2088206010

Product currently unavailable

Part no. A2709002900-1

Mercedes X156 GLA200 M270.910 156HP Engine Control Unit ECU Kit A2709002900 Key

Product currently unavailable

Part no. A0041537528

Mercedes-Benz M-Class ML W163 Fuel Pressure Sensor A0041537528

Product currently unavailable

Part no. A6401501691

Mercedes W245 OM640.940 109HP Engine Control ECU A6401501691 Automatic

Product currently unavailable

Part no. A1635422318

Mercedes ML W163 Yaw Rate Sensor Turn Rate Speed Module A1635422318

Product currently unavailable

Part no. A2769007300

Mercedes SL400 R231 276.825 333HP Engine Control Unit ECU A2769007300 Automatic

Product currently unavailable

Part no. A2229003113

Mercedes W205 W217 W222 W253 Burmester Sound Amplifier Unit Module A2229003113

Product currently unavailable

Part no. A2205451832

Mercedes-Benz CL S C215 W220 ESP PML BAS Control Unit Module ECU A2205451832

Product currently unavailable

Part no. A2229001809

Mercedes W205 W222 Door Module Front Left N/S Control Unit ECU A2229001809

Product currently unavailable

Part no. A2129000022

Mercedes S212 Rer Fuse Box Relay SAM Comfort Control Unit Module A2129000022

Product currently unavailable

Part no. A6519009502-2

Mercedes W176 A200 CDI OM651.930 136HP Engine Module ECU A6519009502 Manual

Product currently unavailable

Part no. A1669003712

Mercedes ML W166 SAM Module Control Unit ECU A1669003712

Product currently unavailable

Part no. A1718206926

Mercedes SLK R171 Door Module Front Left Control Module A1718206926

Product currently unavailable

Part no. A2469009412

Mercedes W176 Head Unit Radio Cd Player Bluetooth Multimedia A2469009412

Product currently unavailable

Part no. A6519005301-13

Mercedes S212 E250CDI BE OM651.924 204HP Engine Unit Module ECU Kit A6519005301

Product currently unavailable

Part no. A2129004718

Door Module Mercedes W212 Front Right Control Unit Module A2129004718

Product currently unavailable

Part no. A6461500678-1

Mercedes Vito W639 109CDI 646.980 95HP Engine ECU Kit A6461500678 Ignition + Key

Product currently unavailable

Part no. A2139000505

Mercedes W213 Engine Ignition Control Module Unit ECU Diesel Engine A2139000505

Product currently unavailable

Part no. A2711535391-3

Mercedes R171 SLK 200K 163HP 271.944 Engine ECU Kit A2711535391 Keys Lock

Product currently unavailable

Part no. A1645409262

Mercedes W164 W251 Rear SAM Fuse Box Control Unit Module A1645409262

Product currently unavailable

Part no. A1729008600

Mercedes W204 Display Screen Multimedia Navigation Dashboard Unit A1729008600

Product currently unavailable

Part no. A1635457032

Mercedes ML W163 Module SAM Electronics Control Unit A1635457032

Product currently unavailable

Part no. A0028203826

Mercedes-Benz A-Class W168 Airbag Belt Locking System Control Unit Module ECU

Product currently unavailable

Part no. A6519005301

£Mercedes W212 E220CDI OM651 Diesel Engine Control Unit Module ECU A6519005301

Product currently unavailable

Part no. A1669001420-2

Mercedes CLA C117 W166 Head Unit Sat Nav Navigation Display Screen A1669001420

Product currently unavailable

Part no. A6121533279-1

Mercedes-Benz ML W163 270 CDI Engine Control ECU Kit A6121533279 Key Automatic

Product currently unavailable

Part no. 169102698R

Mercedes W415 Fuel Pump Module Control Unit 169102698R

Product currently unavailable

Part no. A4148200089

Mercedes-Benz Vaneo W414 Radio Aerial Antenna Amplifier Module Unit A4148200089

Product currently unavailable

Part no. A6461532591

Mercedes W639 Vito 111 CDI OM646 Engine Unit Module ECU A6461532591 Manual

Product currently unavailable

Part no. A2128700194

Mercedes W204 W212 C218 Sound Audio Amplifier Harman Becker A2128700194

Product currently unavailable

Part no. A0355454232

Mercedes W211 Automatic Gearbox Transmission Module Control Unit ECU A0355454232

Product currently unavailable

Part no. A2539006905

Mercedes GLC X253 Central Display Dashboard Infotainment Screen A2539006905

Product currently unavailable

Part no. A0034466040

Mercedes-Benz W169 W245 Engine Control Unit Module ECU SIM266 A0034466040

Product currently unavailable

Part no. A9068203526

Door Module Mercedes Sprinter W906 Front Right O/S Control Unit ECU A9068203526

Product currently unavailable

Part no. A2139007839

Mercedes W167 W177 W247 Headlight Ballast Control Module Left N/S A2139007839

Product currently unavailable

Part no. A2710100146-1

Mercedes W204 C180 M271.952 156HP Engine Control ECU Kit A2710100146 Automatic

Product currently unavailable

Part no. A2215400901

Parktronic Module Mercedes W221 Parking Aid Sensors Control Unit A2215400901

Product currently unavailable

Part no. A2218201811

Mercedes W221 Bluetooth Hands-free Mobile Phone Adapter A2218201811

Product currently unavailable

Part no. A1679001414

Head Unit Mercedes W167 W177 Audio Stereo Radio Player Control Unit A1679001414

Product currently unavailable

Part no. A2569001200

Mercedes C238 E53 AMG 4-Matic M256.930 435HP Engine ECU A2569001200 Automatic

Product currently unavailable

Part no. A2709000900

Mercedes X156 GLA250 270.910 122HP Engine Control Unit Module ECU A2709000900

Product currently unavailable

Part no. A2218702292

Mercedes W221 C216 Keyless Go Easy Entry Control Module 433Mhz A2218702292

Product currently unavailable

Part no. A2115459232

Parktronic Module Mercedes W211 PDC Parking Sensors Control Unit A2115459232

Product currently unavailable

Part no. A1688000348

Mercedes Benz A Class W168 Central Locking Unit Vacuum Pump A1688000348

Product currently unavailable

Part no. A2046800931

Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046800931

Product currently unavailable

Part no. A2059006502

Mercedes W205 Front Seat Adjustment Control Module Passenger Side A2059006502

Product currently unavailable

Part no. A0038206326

Mercedes W221 Door Module Front Door Left N/S Control Module A0038206326

Product currently unavailable

Part no. A2128703689

Mercedes W212 W221 Rear DVD Entertainment System Video Player Unit A2128703689

Product currently unavailable

Part no. A1729011402

Mercedes SLK R172 Dashboard Screen Multimedia Display Monitor A1729011402

Product currently unavailable

Part no. A6461505072-1

Mercedes W211 E220 CDI 646.821 170HP Engine ECU Kit A6461505072 Ignition + Key

Product currently unavailable

Part no. A9108805600

Sensor Holder Mercedes W907 W910 Collision Warning Module Bracket A9108805600

Product currently unavailable

Part no. A2661534779

Mercedes W169 A200 M266.960 136HP Engine Control Unit ECU A2661534779 Automatic

Product currently unavailable

Part no. A2208202389

Mercedes-Benz S W220 Radio Antenna Aerial Parasitic Noise Filter A2208202389

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. A2208274642-1

CD Changer Mercedes W203 W209 W220 6 Disc Player With Magazine A2208274642

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. A0009002740

Camera Module Mercedes C205 W247 GLC X253 W910 Control Unit A0009002740

Product currently unavailable

Part no. A2469008311

Mercedes W176 PDC Parking Distance Sensor Module Control Unit ECU A2469008311

Product currently unavailable

Part no. A6519007500-8

Mercedes W204 C220CDI BlueEFFICIENCY OM651.911 Engine ECU Kit A6519007500 Key

Product currently unavailable

Part no. A2098202426

Mercedes W203 S203 C203 C209 W220 Light Rain Sensor Control Unit A2098202426

Product currently unavailable

Part no. A0055421818

Mercedes W204 Yaw Rotation Rate Acceleration Sensor Module A0055421818

Product currently unavailable

Part no. A1679002718-1

Mercedes W205 C253 W257 Door Module Front Left N/S Control Unit ECU A1679002718

Product currently unavailable

Part no. A1778270600

Mercedes W177 Harman Audio Amplifier Booster HiFi Module Unit A1778270600

Product currently unavailable

Part no. A2229002713

Mercedes W222 W205 Electric Parking Brake Control Module ECU A2229002713

Product currently unavailable

Part no. A6398200186

CD Radio Mercedes W639 W906 Audio Stereo Head Unit A6398200186

Product currently unavailable

Part no. A1685451332

Mercedes-Benz A-Class W168 ESP BAS Control Unit Module ECU A1685451332

Product currently unavailable

Part no. A1718200726-1

Mercedes R171 Front Module Door Left N/S Control Unit A1718200726

Product currently unavailable

Part no. A1408206026

Mercedes C140 Comfort Convenience Control Module Unit ECU A1408206026

Product currently unavailable

Part no. A2749002900

Mercedes X253 GLC 300e M274.920 4-Matic Engine ECU Unit Module A2749002900

Product currently unavailable

Part no. A1682901104

Mercedes-Benz A-Class W168 AKS Automatic Clutch System Module Actuator Unit

Product currently unavailable

Part no. A1725420023-1

Parking Sensor Display Mercedes W176 W204 W246 Dashboard Panel PDC A1725420023

Product currently unavailable

Part no. A6519007500-9

Mercedes W204 C200 CDI BlueEFFICIENCY 651.913 136HP ECU Kit A6519007500 Key Lock

Product currently unavailable

Part no. A6519007401-8

Mercedes C204 C250CDI OM651.911 204HP BlueEFFICIENCY Engine ECU Unit A6519007401

Product currently unavailable

Part no. A2139008123

Mercedes A238 SAM Control Module Unit ECU A2139008123

Product currently unavailable

Part no. A2118704326

Air Module Mercedes W211 CLS C219 SRS Control Unit ECU A2118704326

Product currently unavailable

Part no. A6121533279

Mercedes-Benz ML W163 270 CDI Engine Control ECU Kit A6121533279 Key Automatic

Product currently unavailable

Part no. A2059006818

Mercedes W205 SAM Module Front Body Comfort Control Unit ECU A2059006818

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. A2215408845

Mercedes W221 Gateway Control Unit Module ECU A2215408845

Product currently unavailable

Part no. A0993200258

Mercedes W213 C238 Air Suspension Valve Block Control Unit Module A0993200258

Product currently unavailable

Part no. A1644403801

Mercedes ML350 W164 Gateway ECU Control Module Unit A1644403801

Product currently unavailable

Part no. A2059003740

Mercedes A205 Convertible Comfort Control Unit Module A2059003740

Product currently unavailable

Part no. A0009056121

Mercedes W118 W177 W247 Front Radar Distance Control Unit Module A0009056121

Product currently unavailable

Part no. A6394640018

Mercedes Vito Viano W639 Steering Wheel Slip Squib Ring A6394640018

Product currently unavailable

Part no. A6461509372-2

Mercedes W204 C220CDI 170HP OM646.811 Engine ECU Kit Key Lock A6461509372

Product currently unavailable

Part no. A6421506100-1

Mercedes W164 ML320 CDI 4-Matic OM642.920 Engine ECU Kit A6421506100 Key Lock

Product currently unavailable

Part no. A6421502277-2

Mercedes ML W164 280CDI 4-Matic OM642 Engine Control ECU Kit A6421502277 Automat

Product currently unavailable

Part no. A2538206100

Mercedes GLC C253 Multimedia USB SD Card Reader Port Socket A2538206100

Product currently unavailable

Part no. A2479005307

Mercedes W177 Body Control Module BCM Controller Unit A2479005307

Product currently unavailable

Part no. RHD-A0009105202-3

Mercedes W164 Seat Lumbar Module Control Unit Front Driver Side A0009105202

Product currently unavailable

...

Showing 1882-1980 of 2436 products