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

Audi A4 S4 B7 Remote Key Radio Alarm Key Fob Opener Button 8E0837220Q

Product currently unavailable

Part no. 7E0907655A

Audi TT 8J ESP YAW Lateral Acceleration Sensor 7E0907655A

Product currently unavailable

Part no. 4G0907401Q

Audi A6 C7 Quatro Engine ECU Control Module Unit 3.0 TDI CDUD 245HP 4G0907401Q

Product currently unavailable

Part no. 8F0959655C

Audi A5 8F Cabrio Air Module Control Unit ECU Crash Control Sensor 8F0959655C

Product currently unavailable

Part no. 8W2035043K

Audi A5 B9 Sportback Radio Stereo Sat Nav Multi Media Head Unit 8W2035043K

Product currently unavailable

Part no. 8E0907307G

Audi A4 S4 B7 Servotronic Steering Control Unit Module 8E0907307G

Product currently unavailable

Part no. 8V0035036E

Audi A3 8V MMI Multimedia Interface Unit Module Control ECU 8V0035036E

Product currently unavailable

Part no. RHD-8R2035666E-2

Audi A4 B8 Q5 8R Multimedia Stereo Nav SD CD Player Radio Head Unit 8R2035666E

Product currently unavailable

Part no. 8N0906018AP

Audi TT Mk1 8N 1.8T AUM 150HP Petrol Engine Control Unit ECU 8N0906018AP Manual

Product currently unavailable

Part no. RHD-8T2035110C-1

Audi A4 B8 Disc CD Changer Player Reader System ESP PDC Switch 8T2035110C

Product currently unavailable

Part no. 80A959655N

Audi Q5 FY Air Module Control Unit SRS System ECU 80A959655N

Product currently unavailable

Part no. 4H0907063CG

Audi A6 C7 A7 4G Onboard Supply BCM Body Control Module Unit ECU 4H0907063CG

Product currently unavailable

Part no. 4KE907468F

Audi Q7 4M Gateway Interface Control Unit Module ECU 4KE907468F

Product currently unavailable

Part no. 4K0035502B

Audi A5 F5 A6 C8 Wireless Centre Console Phone Charging Module Unit 4K0035502B

Product currently unavailable

Part no. 8J0907274B

Audi TT 8J Tyre Pressure Control Module Unit 8J0907274B

Product currently unavailable

Part no. 8P0907530

Audi A3 S3 8P Gateway Control Module ECU 8P0907530

Product currently unavailable

Part no. 03L906018LA-2

Audi A6 C7 2.0 TDI CGLC 177HP Engine Unit ECU Kit 03L906018LA BCM2 Key Ignition

Product currently unavailable

Part no. 8J0035456A-1

Antenna Amplifier Audi Q5 8R A6 C6 A5 8T Mobile Phone Module Unit 8J0035456A

Product currently unavailable

Part no. 4G0906560

Audi RS6 C7 4.0TFSI CRDB 560HP Engine Control Unit ECU 4G0906560 Automatic

Product currently unavailable

Part no. 06L907309A

Audi A4 B9 2.0 TFSI CVKB 190HP Engine Control Unit ECU 06L907309A Automatic

Product currently unavailable

Part no. 4F0919129C

Audi A8 D4 A6 C6 TV Tuner Digital Video Control Module 4F0919129C

Product currently unavailable

Part no. 8P0035192S

Audi A3 S3 8P Radio Media GPS Nav Sat Audi Navigation Plus Unit 8P0035192S

Product currently unavailable

Audi A6 C8 Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907064DD

-40%

Part no. 4N0907064DD

Audi A6 C8 Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907064DD

Product currently unavailable

Part no. 8T2035110B

Audi A5 8T Radio Head Unit Navi CD DVD Player Changer 8T2035110B

Product currently unavailable

Part no. 8N0959655A

Audi TT 8N Air Module Control Module Unit ECU 8N0959655A

Product currently unavailable

Audi A1 8X 1.2 TFSI CBZA 86HP Engine Control Module ECU 03F906070GN Manual

-40%

Part no. 03F906070CA

Audi A1 8X 1.2 TFSI CBZA 86HP Engine Control Module ECU 03F906070GN Manual

Product currently unavailable

Part no. 4H0907401-2

Audi A8 4H D4 Engine Control ECU Unit 250HP 3.0 TDI Quattro 4H0907401

Product currently unavailable

Part no. 8P0035186C

Audi A3 8P Multimedia Concert Radio CD Player Head Unit 8P0035186C

Product currently unavailable

Part no. 4B0959591J

Audi S4 B7 Sunroof Sliding Roof Drive Unit Motor Actuator 4B0959591J

Product currently unavailable

Part no. 4F0959760

Audi A6 C6 Front Seat Control Memory Module Front Left N/S 4F0959760

Product currently unavailable

Part no. 4F0907468F

Audi A6 C6 Q7 4L Diagnostic Interface Gateway Module ECU Control Unit 4F0907468F

Product currently unavailable

Part no. 8W7907468E

Audi S5 F5 Gateway Control Module Diagnostic Interface Unit 8W7907468E

Product currently unavailable

Part no. 8K0907163A

Audi S5 8T Differential Control Unit Function Module 8K0907163A

Product currently unavailable

Part no. 5Q1937084C

Audi Q2 GA Module BCM Body Control Unit Module ECU 5Q1937084C

Product currently unavailable

Part no. 8T0862335F

Audi A4 B8 Bluetooth Multimedia Interface Control Module Unit ECU 8T0862335B

Product currently unavailable

Part no. 8K0907064AD

Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064AD

Product currently unavailable

Part no. 8N0906018BR

Audi TT 8N 1.8T AUQ 180HP Petrol Engine Module Unit ECU Kit 8N0906018BR Manual

Product currently unavailable

Part no. 4L0910401T

Audi Q7 4L 3.0 TDI BUG 233HP Engine Contol Unit ECU 4L0910401T Automatic

Product currently unavailable

Part no. 8Y0035043F

Audi S3 8Y Multimedia Radio CD Player Bluetooth Control Head Unit 8Y0035043F

Product currently unavailable

Part no. 4L0910181

Audi Q7 4L 3.0 TDI BUG Power Supply HV Battery Control Unit ECU 4L0910181

Product currently unavailable

Part no. 09G927750DG

Audi A3 8P Automatic Gearbox Control Module Unit ECU 09G927750DG

Product currently unavailable

Part no. 8E0959433CR

Audi A4 B7 Body Comfort Control BCM Supply Module Unit ECU 8E0959433CQ

Product currently unavailable

Part no. 8P0862335H-1

Audi A4 B7 Bluetooth Interface Phone Conectivity Control Module 8P0862335H

Product currently unavailable

Part no. 8K0035474B

Audi A4 B8 A5 8T Connector AUX Adapter Port Socket Plug 8K0035474B

Product currently unavailable

Part no. 4G0919475L

Audi A6 C7 4G PDC Module Parking Sensor Assistance Control Unit 4G0919475L

Product currently unavailable

Part no. 4E0035785D-1

Audi A4 B8 A5 8T MMI Multimedia Interface Control Unit Module 4E0035785D

Product currently unavailable

Part no. 4H0907063CA

Audi A6 C7 Body Control Comfort Unit Module BCM Unit ECU 4H0907063CA

Product currently unavailable

Part no. 5Q0959655BN

Audi A3 S3 8V Air Module Control Unit ECU Impact Sensor 5Q0959655BN

Product currently unavailable

Part no. RHD-4G1035192F-1

Audi A6 C7 MMI Multimedia Sat Nav Navigation Control Head Unit 4G1035192F

Product currently unavailable

Part no. 4F5035225AB

Audi S6 C6 Radio Aerial Antenna Amplifier FM 4F5035225M

Product currently unavailable

Part no. 022906032DP

Audi TT 8N 3.2 FSI BHE Quattro 250HP Engine Control ECU 022906032DP Automatic

Product currently unavailable

Part no. 80B907468D

Diagnostic Gateway Audi A4 B9 A5 F5 Interface Control Module Unit ECU 80B907468D

Product currently unavailable

Part no. 4M0907355H

Audi A4 B9 A5 F5 AdBlue SCR Control Unit Module 2.0 TDI 4M0907355H

Product currently unavailable

Part no. 8W0907144E

Audi S5 F5 Steering Rack Active Steering Module Control Unit ECU 8W0907144E

Product currently unavailable

Part no. 4L0907468A

Audi Q7 4L Gateway Module Central Control Unit 4L0907468A

Product currently unavailable

Part no. 8Y0035043B

Audi A3 8Y Multimedia Radio CD Player Bluetooth Control Head Unit 8Y0035043B

Product currently unavailable

Part no. 4G0035192H

Audi A6 C7 Multimedia Radio CD Player Head Unit 4G0035192H

Product currently unavailable

Part no. 5Q0906121D

Audi Q3 8U 2.0 TDI CFGC Fuel Sender Pump Control Module Unit ECU 5Q0906121D

Product currently unavailable

Part no. 1K0937517-1

Audi A3 RS3 8V Potential Power Distribution Junction Box Jump Point 1K0937517

Product currently unavailable

Part no. 8H0919889A

Audi A4 B7 Convertible Aerial Antenna Amplifier Control Unit Module 8H0919889A

Product currently unavailable

Part no. 03F906070GN-1

Audi A1 8X 1.2 TFSI CBZA 86HP Engine ECU Kit Ignition + Key 03F906070GN Manual

Product currently unavailable

Part no. 4E0035670B

Audi A8 D4 MMI Multimedia Radio Navigation Control Head Unit 4E0035670B

Product currently unavailable

Part no. 3Q0959435

Audi TT FV Entry Keyless Kessy Control Module Unit ECU 3Q0959435

Product currently unavailable

Part no. 06A906033DT-1

Audi A3 8P 1.6 MPI BGU 102HP Engine Control Unit ECU Kit 06A906033DT

Product currently unavailable

Part no. 8K2907115L

Audi A4 B8 A5 8T 8K 2.0 TFSI CDNC 211HP Engine Control ECU 8K2907115L Manual

Product currently unavailable

Part no. 4G0907552G

Audi A6 C7 2.8 FSI V6 CHVA 204HP Quattro Engine Control ECU 4G0907552G Automatic

Product currently unavailable

Part no. 4M0907355

Audi A4 B9 Q7 4M A5 F5 Adblue Control Module Unit 4M0907355

Product currently unavailable

Part no. RHD-8E2907355C

Audi A4 S4 B6 B7 8E Module Controller Box Housing Cover Panel 8E2907355C

Product currently unavailable

Part no. 8F0919129E

Digital TV Audi A4 B8 A6 C7 Tuner Module Unit 8F0919129E

Product currently unavailable

Part no. 4L2035670A

Audi Q7 4L MMI Multimedia Head Unit SIM SD Navigation Radio Drive 4L2035670A

Product currently unavailable

Part no. 4F0919129D

Audi A5 8T Volkswagen Touareg TV Tuner Digital Video Control Module 4F0919129D

Product currently unavailable

Part no. 04L907309K

Audi Q3 8U 2.0 TDI CUVC 150HP Quattro Engine Control ECU 04L907309K Automatic

Product currently unavailable

Part no. 3Q0907530AC-1

Audi Q2 GA Gateway Diagnostics Interface Control Module 3Q0907530AC

Product currently unavailable

Part no. 5QF959655BQ

Audi Q2 GA Air Module Control Unit 5QF959655BQ

Product currently unavailable

Part no. 4K0919390F

Audi A6 C8 Door Panel LED Module Light Unit Rear Right O/S 4K0919390F

Product currently unavailable

Part no. 04E906016DF-1

Audi A3 8V 1.4 TFSI CXSA 122HP Engine ECU Module Kit 04E906016DF Key + Ignition

Product currently unavailable

Part no. 8E0837220Q-1

Remote Key Audi A4 S4 B7 8E Radio Alarm Key Fob Opener Button 8E0837220Q

Product currently unavailable

Part no. 8Y0035282

Audi A3 S3 RS3 8Y Online Service Bluetooth Control Module Unit 8Y0035282

Product currently unavailable

Part no. 5QA919294L

Audi Q2 GA Park Parking Assist PDC Distance Control Unit Module 5QA919294L

Product currently unavailable

Part no. 83A035465A

Audi A1 GB Q3 F3 Sound Audio System Amplifier Amp 83A035465A

Product currently unavailable

Part no. 4G0907468AB

Audi A6 C7 Gateway Module Control Unit ECU 4G0907468AB

Product currently unavailable

Part no. 8T0959792J

Audi A5 S5 8T Door Module Control Unit Front Passenger Side 8T0959792J

Product currently unavailable

Part no. 4G0959754K

Audi A6 C7 Ignition Smart Key Fob Lock Remote Alarm Button Control 4G0959754K

Product currently unavailable

Part no. 8K5907311

Audi A4 B8 A5 8T 3.0 TDI CLAB 204HP Engine Control Unit ECU 8K5907311 Automatic

Product currently unavailable

Part no. 4KE035282B

Audi A4 B9 Bluetooth Telematics Control Unit Communications Module 4KE035282B

Product currently unavailable

Part no. 8T2907560E-1

Audi RS4 B8 4.2 FSI CFSA Quattro Engine ECU Kit 8T2907560E Ignition + Key

Product currently unavailable

Part no. 8P0862335N

Audi A3 8P TT 8J Interface Bluetooth Control Module Harman Becker ECU 8P0862335N

Product currently unavailable

Part no. 8E0910115K

Audi A4 B7 2.0 TFSI BWE 200HP Engine Control ECU 8E0910115K Manual

Product currently unavailable

Part no. RHD-4G0035666F

Audi S7 4G8 Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 4G0035666F

Product currently unavailable

Part no. 03G906016KN

Audi A4 B7 BPW 2.0 TDI 140HP Diesel Engine Control Unit ECU 03G906016KN Manual

Product currently unavailable

Part no. 4G0907637

Audi A7 4G8 ESP Yaw Rate Module Control Unit Sensor ECU 4G0907637H

Product currently unavailable

Part no. RHD-8R2035666E-1

Audi Q5 8R Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 8R2035666E

Product currently unavailable

Part no. 06M907309D-3

Audi SQ5 FY 3.0 TFSI 355HP CWGD Quattro Engine ECU Kit 06M907309D Gateway + Key

Product currently unavailable

Part no. 8U0035193B

Audi Q3 8U Head Unit Radio Navigation Multimedia Control Unit Panel 8U0035193B

Product currently unavailable

Part no. 82A035043A

Audi RSQ3 F3 Audio Central Computer Head Unit Navigation 82A035043A

Product currently unavailable

Part no. 8H0959433M

Audi A4 B7 Body Comfort Control Module BCM Unit ECU 8H0959433M

Product currently unavailable

Part no. 4L0910553B

Audi Q7 4L Air Suspension Control Module ECU 4L0910553B

Product currently unavailable

Part no. RHD-8T2035670D

Audi A4 B8 A5 8F 8T Multimedia MMI CD Player Head Unit 8T2035670D

Product currently unavailable

Part no. 5QS959107A

Audi S3 8Y Rear Boot Trunk Lid Tailgate Control Unit Module ECU 5QS959107A

Product currently unavailable

...

Showing 1684-1782 of 2456 products