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 A8 S8 D3 Electric Parking Brake Module Handbrake Control Unit 4E0907801B

Product currently unavailable

Part no. 80A962243

Audi Q7 4M Rear Hatch Boot Lid Tailgate Opening Control Module Unit 80A962243

Product currently unavailable

Part no. 8K0906093D

Audi A5 8T 2.0 TFSI CDNC Fuel Pump Control Module Unit ECU 8K0906093D

Product currently unavailable

Part no. 8W0907063DG

Audi A5 F5 45 TFSI DKNA Body Control Module BCM Unit ECU 8W0907063DG

Product currently unavailable

Part no. 4G0907160B

Audi A7 4G Exhaust Gas Module Control Unit ECU 4G0907160B

Product currently unavailable

Part no. 8W0035708

Audi A4 B9 8W Q5 FY Audio External Connector AUX USB Port 8W0035708

Product currently unavailable

Part no. 06L907425C-1

Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C

Product currently unavailable

Part no. 8U0959107A

Audi Q3 8U Tailgate Lift Boot Lid Control Unit Module Trunk 8U0959107A

Product currently unavailable

Part no. 8K0907063P

Audi A5 8T Body Comfort Control BCM Onboard Supply Module Unit ECU 8K0907063P

Product currently unavailable

Part no. 1K0907530P

Audi A3 8P Gateway Module Diagnostic Interface Control Unit ECU 1K0907530P

Product currently unavailable

Part no. 4H0907508

Audi RS6 C7 Acceleration Engine Sensor Module Control Unit ECU 4H0907508

Product currently unavailable

Part no. 1K0953527D

Audi A3 8V TT 8J Skoda Octavia Mk3 5E Ignition Barrel Lock Sensor 1K0953527D

Product currently unavailable

Part no. 8T0959760

Audi A5 8T Seat Module Control Unit ECU Front Left Right N/O/S 8T0959760

Product currently unavailable

Part no. 8T2907115-1

Audi A5 8T 2.0 TFSI CNCD Quattro 224HP Engine ECU Kit 8T2907115 Key Ignition

Product currently unavailable

Part no. 8P0919475M

Audi A3 8P PDC Parking Assistance Distance Control Module Unit ECU 8P0919475M

Product currently unavailable

Part no. 8K0907064KE

Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064KE

Product currently unavailable

Part no. 8K0959501E

Audi A4 B8 Radiator Fan Relay Radiator Electrical Module Control Unit 8K0959501E

Product currently unavailable

Part no. 4H0907601A

Audi S4 B8 Alarm Siren Body Sound Impact Actuator Speaker 4H0907601A

Product currently unavailable

Part no. 8R0919604A-1

Audi A5 8T Multimedia Radio Sat Nav Screen Display Head Unit 8R0919604A

Product currently unavailable

Part no. 5WA907338

Audi A3 S3 8Y Front Lamp Headlight Range Control Module Unit ECU 5WA907338

Product currently unavailable

Part no. 4E0907289D

Audi A8 D3 Body Control Module BCM Comfort Control Unit 4E0907289D

Product currently unavailable

Part no. 8W1907063CC

Audi A4 B9 Body Control Comfort Unit Module BCM Unit ECU 8W1907063CC

Product currently unavailable

Part no. 4N0907064AP

Audi Q5 FY Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907064AP

Product currently unavailable

Part no. 8W0907063BG

Audi A4 B9 Body Control Comfort Unit Module BCM Unit ECU 8W0907063BG

Product currently unavailable

Part no. 4E0906093B

Audi S8 D3 Petrol BSM 5.2 FSI Fuel Pump Control Module 4E0906093B

Product currently unavailable

Part no. 4M0959760A

Audi A5 F5 Seat Module Control Unit ECU Front Left Right N/O/S 4M0959760A

Product currently unavailable

Part no. 8P0862335D

Audi A4 B7 Bluetooth Module Interface Control Unit Hands Free 8P0862335D

Product currently unavailable

Part no. 03C906027CF-1

Audi A1 8X 1.4 TFSI CAVG 185HP Petrol Engine ECU Kit Ignition + Key 03C906027CF

Product currently unavailable

Part no. 8P0959655L

Audi A3 8P Air Module ECU Sensor Control Unit 8P0959655L

Product currently unavailable

Part no. 4G8959760

Audi A6 C7 Front Driver Side Seat Control Module Unit 4G8959760

Product currently unavailable

Part no. 5Q0906121F

Audi Q3 8U 2.0 TDI Fuel Pump Sender Control Relay Module Unit ECU 5Q0906121F

Product currently unavailable

Part no. 8N8962267E

Audi TT 8N Body Comfort Convenience Module Unit CCM ECU 8N8962267E

Product currently unavailable

Part no. 4N0907063LG

Audi A6 C7 Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907063LG

Product currently unavailable

Part no. 8T2035666D

Audi A5 8T CD Player Radio Multimedia MMI Head Unit ECU 8T2035666D

Product currently unavailable

Part no. 8V0906259F-2

Audi S3 8V 2.0 TFSI CJXC 300HP Quattro Engine Unit ECU Kit 8V0906259F

Product currently unavailable

Part no. 4M0907566B

Audi A4 B9 A5 S5 F5 Lane Change Assist Module Control Rear Right O/S 4M0907566B

Product currently unavailable

Part no. 4L0910655B

Audi Q7 4L ECU Air Module Control Unit Crash Impact Sensor 4L0910655B

Product currently unavailable

Part no. 4G0035502

Audi A7 4G8 Telephone Coupling Reception Antenna Amplifier 4G0035502

Product currently unavailable

Part no. 8E0919283E

Audi A4 B7 PDC Parking Distance Sensor Control Unit Module Front Rear 8E0919283E

Product currently unavailable

Part no. 4N0907063ME

Audi Q7 4M Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907063ME

Product currently unavailable

Part no. 4KE907107AC

Audi A6 C8 Front Camera Driver Assistance Control Unit Module zFAS 4KE907107AR

Product currently unavailable

Part no. 06K907425J

Audi S3 8V 2.0 TFSI 300HP DNUE Quattro Engine Module ECU 06K907425J Automatic

Product currently unavailable

Part no. 8J7959255B

Audi TT 8J Coupe Roadster Convertible Roof Control Module ECU 8J7959255B

Product currently unavailable

Part no. 4M2035070A

Audi Q7 4M Multimedia Navigation Player Radio Audio Head Unit 4M2035070A

Product currently unavailable

Part no. 8U1035192A

Audi Q3 8U Sat Navi Stereo Radio Audio Head Unit CD Player 8U1035192A

Product currently unavailable

Part no. 8K0919475B

Audi A5 8T Park Parking Assist PDC Distance Control Unit Module 8K0919475B

Product currently unavailable

Part no. 0C8927750AE

Audi Q7 4L Gearbox Transmission Control Module ECU Automatic 8 Speed 0C8927750AE

Product currently unavailable

Part no. 8K0959793Q

Audi A4 B8 Door Module Control Unit ECU Front Driver's Side 8K0959793Q

Product currently unavailable

Part no. 8V0035412B

Audi A3 8V Rear Boot Subwoofer Speaker Bass Low Tone 8V0035412B

Product currently unavailable

Part no. 04L906021BQ

Audi A4 B8 Engine Control Unit Module ECU 2.0 TDI CNHC 163HP 04L906021BQ

Product currently unavailable

Part no. 5WA959651

Audi A3 8Y VW Golf Mk8 Air Module Crash Impact Sensor 5WA959651

Product currently unavailable

Part no. 5QA919294J

Audi Seat Skoda Volkswagen PDC Parking Sensor Control Unit Module 5QA919294J

Product currently unavailable

Part no. 8F0035223C

Audi A5 S5 8F Sound System Audio Amplifier Amp Unit Bang & Olufsen 8F0035223C

Product currently unavailable

Part no. 5Q0937084DH

Volkswagen Crafter Audi A1 A3 8V Body Control Module Unit ECU 5Q0937084DH

Product currently unavailable

Part no. 8X0959792D

Audi A1 8X Front Passenger Side Door Module Unit Control ECU 8X0959792D

Product currently unavailable

Part no. 8U0959655C

Audi Q3 8U Air Module ECU Sensor Control Unit 8U0959655C

Product currently unavailable

Part no. 4H4907357C

Headlight Module Audi A6 C7 A7 A8 Headlamp Range Control Unit 4H4907357C

Product currently unavailable

Part no. MMI2G-CARPLAY-A1

Audi A1 8X Bluetooth Interface CarPlay MMI Retrofit Multimedia Unit Set MMI2G

Product currently unavailable

Part no. 03L906018MQ-1

Audi Q5 8R CJCA 2.0 TDI 143HP Quattro Engine Control ECU 03L906018MQ Automatic

Product currently unavailable

Part no. 8T2035186P-1

Audi A4 B8 Radio Media Player Audio CD Head Unit Player Concert 8T2035186P

Product currently unavailable

Part no. 8P0035186G

Audi A3 8P Multimedia Radio CD Player Head Unit 8P0035186G

Product currently unavailable

Part no. 8K0907357A

Audi A5 8T Headlight Range Headlamp Control Unit Module ECU 8K0907357A

Product currently unavailable

Part no. 5QA919283H

Seat Arona KJ7 Park Parking Assist PDC Distance Control Unit Module 5QA919283H

Product currently unavailable

Part no. 8T0035223

Audi A5 8T Audio Amplifier Sound Booster Control Unit Module 8T0035223

Product currently unavailable

Part no. 8P0907279P

Audi A3 8P Gateway Interface Onboard Supply Control Module Unit ECU 8P0907279P

Product currently unavailable

Part no. 03L906018KJ

Audi A4 B8 A5 8T 2.0 TDI CGLD Engine Control Unit ECU 03L906018JH Manual

Product currently unavailable

Part no. 4E0035223N

Audi A8 D3 Amplifier BOSE Audio Sound System Module 4E0035223N

Product currently unavailable

Part no. 5WA959655J

Audi S3 8Y Air Module Control Unit SRS System ECU 5WA959655J

Product currently unavailable

Part no. 4F0907468D

Audi A6 C6 Diagnostic Interface Gateway Control Module Unit ECU 4F0907468D

Product currently unavailable

Part no. 04L907309L

Audi A4 B9 2.0 TDI DETA Quattro Engine Control Unit ECU 04L907309L Automatic

Product currently unavailable

Part no. 4H0907107

Audi A6 S6 4G A8 S8 4H Lane Assist Adaptive Cruise Control Module 4H0907107H

Product currently unavailable

Part no. 06K907425B-2

Audi TT FV 8S 2.0 TFSI CHHC 230HP Quattro Engine ECU Kit 06K907425B BCM Key

Product currently unavailable

Part no. 8P0862335Q

Audi A4 B7 Harman Becker Bluetooth Module Interface Control Unit 8P0862335Q

Product currently unavailable

Part no. 8W8035225M

A5 F5 Radio Aerial Antenna Amplifier Booster Module Upper Right O/S 8W8035225M

Product currently unavailable

Part no. 8S0820043

Audi TT FV A/C Air Condition Climate Control Module Unit ECU 8S0820043

Product currently unavailable

Part no. 5Q0959595M

Audi Q2 GA Front Door Module Control Unit Controller Passenger Side 5Q0959595M

Product currently unavailable

Part no. 4G5035223B

Audi A7 4G Bose Sound System Amplifier Control Unit Modul 4G5035223B

Product currently unavailable

Part no. 8P0035193B

Audi A3 S3 8P Navigation Sat Nav Head Unit Screen Display 8P0035193B

Product currently unavailable

Part no. 4N0907063KE

Audi Q7 4M Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907063KE

Product currently unavailable

Part no. 8P4035223D

Audi S3 8P Audio Sound BOSE Amplifier Stereo System Module 8P4035223D

Product currently unavailable

Part no. 8V0857273P-1

Audi A3 8V Multimedia Display Screen Radio Sat Nav Head Unit 8V0857273P

Product currently unavailable

Part no. 7L0937401B-1

VW Volkswagen Touareg 7L Power Distribution Box Control Unit Plus 7L0937401B

Product currently unavailable

Part no. 4H0907064GB

Audi A7 4G8 Body Comfort Control Module Unit BCM V2 4H0907064GB

Product currently unavailable

Part no. 8K0907064DC

Body Control Module Audi A4 B8 A5 8T BCM Comfort Control Unit 8K0907064DC

Product currently unavailable

Part no. 4F0959651

Audi A6 C6 Front Impact Sensor Safety Crash Detection Module Unit 4F0959651

Product currently unavailable

Part no. 8R0959655E

Audi Q5 8R Air Module SRS System Control Sensor ECU Unit 8R0959655E

Product currently unavailable

Part no. 057906051H-2

Audi RSQ3 F3 DPF Differential Pressure Sensor 2.5 TFSI 057906051H 83A131552F

Product currently unavailable

Part no. 4F0910289N-1

Audi A6 S6 RS6 C6 4F Convienience Comfort Module Unit ECU 4F0910289N

Product currently unavailable

Part no. 8E0837220Q

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

Product currently unavailable

Part no. 8U0907441

Audi Q3 8U Camera Module Rear View Parking Camera Control Unit 8U0907441

Product currently unavailable

Part no. 4E0035785D

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

Product currently unavailable

Part no. 8W6907217B

Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217B

Product currently unavailable

Part no. 8X0959792B

Audi A1 8X Door Module Control Unit Controller Front Passenger's Side 8X0959792B

Product currently unavailable

Part no. 8E0907273A

Audi A4 S4 RS4 8H 8E B7 Tyre Pressure Control Unit Module 8E0907273A

Product currently unavailable

Part no. 4F2910115B-1

Audi A6 C6 2.0 TFSI BPJ 170HP Engine ECU Kit 4F2910115B Ignition + Key Manual

Product currently unavailable

Part no. 8T2907115

Audi A5 8T 2.0 TFSI CNCD Quattro 224HP Engine Control ECU 8T2907115 Automatic

Product currently unavailable

Part no. 8P7951177-1

Audi A3 8P A5 8F Convertible Alarm Module Control Unit Sensor 8P7951177

Product currently unavailable

Part no. 03L906018JH-1

Audi A5 8T 2.0 TDI CGLC Engine Unit ECU Kit 03L906018JH Key Ignition Lock

Product currently unavailable

Part no. 4H0907801M

Audi A6 C7 Parking Brake Module Handbrake Actuator Control Unit 4H0907801M

Product currently unavailable

...

Showing 1090-1188 of 1785 products