Automotive electrical systems
More informationAt Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
Make
Category
Subcategory
Condition
In Stock
Price

Part no. 9197131
BMW X3 Z4 E83 E85 CID Control Unit CD Player Radio Audio System 9197131
Product currently unavailable

Part no. 9248179
BMW E81 E87 E90 E91 LCI Combox Telematics Module 9248179
Product currently unavailable

Part no. BK2Q6M091AE
Ford Transit MK7 2.2 TDCi Diesel Glow Plug Wiring Loom Cable BK2Q6M091AE
Product currently unavailable

Part no. A1635457332
Mercedes ML W163 Comfort Control Module Central Electronics A1635457332
Product currently unavailable

Part no. 7557395-15
MINI S R52 R53 W11 170HP Engine Control Unit ECU DME 7557395 Manual Gearbox
Product currently unavailable

Part no. 7823344-2
BMW F20 F21 F30 F31 F32 N47N Diesel Alternator 175A 7823343 7823344
Product currently unavailable

Part no. A2035454501
Mercedes W203 Fuse Box SAM Control Unit Module Relay A2035454501
Product currently unavailable

Part no. 8S0915459A
Audi TT FV 2.0 TFSI CHHC HV Battery Power Central Distribution Point 8S0915459A
Product currently unavailable

Part no. A1718204126
Mercedes SLK R171 Front Air Module SRS Control Unit ECU A1718204126
Product currently unavailable

Part no. 5A4C367-1
Mini Cooper F54 F56 F60 JCW B48E 306HP Engine ECU Kit DME 5A4C367 BDC Key
Product currently unavailable

Part no. 9291486
BMW X4 F25 F36 F85 F15 Shark Roof Fin Antenna Aerial Module Unit 9291486
Product currently unavailable

Part no. A1635458032
Mercedes ML W163 Stability Controller 4ESP Unit Module ECU A1635458032
Product currently unavailable

Part no. A6511505933
Engine Wiring Mercedes W212 Diesel OM651 Cable Loom Harness A6511505933
Product currently unavailable

Part no. A2048700196-3
Mercedes W204 Radio Player COMAND Navi CD Head Unit A2048700196
Product currently unavailable

Part no. 8N0906018CN
Audi TT 8N 1.8T AUQ 180HP Petrol Engine Control Unit ECU 8N0906018CN Automatic
Product currently unavailable

Part no. 7801124
BMW X5 E70 Alternator Generator Engine Unit Valeo 220A 14V 7801124
Product currently unavailable

Part no. 6906604
Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906604
Product currently unavailable

Part no. 7809955-1
BMW E60 E90 E91 E92 LCI 335D 535d M57N2 Engine ECU KIT DDE 7809955 + CAS3 + Key
Product currently unavailable

Part no. 8654460-2
Mini Cooper F54 F55 136HP Petrol B38 Engine ECU Kit DME 8654460 + BDC + Key
Product currently unavailable

Part no. 9123994
BMW Z4 Series E89 Cabrio Roadster Radio Antenna Mast Aerial FM Bumper 9123994
Product currently unavailable

Part no. A9065403527
Positive Cable Mercedes W906 OM651 Battery Starter Alternator Plus A9065403527
Product currently unavailable

Part no. YLE000051
Land Rover Range Rover L322 3.0d M57 Engine Alternator Generator YLE000051
Product currently unavailable

Part no. 9149834
BMW X5 E70 Front Seat Control Unit Module ECU Left Right N/O/S 9149834
Product currently unavailable

Part no. 8K0919475J
Audi A4 B8 PDC Assistance Parking Distance Control Module Unit ECU 8K0919475J
Product currently unavailable

Part no. A1649004600
Mercedes ML W164 W251 SAM Module Control Unit ECU A1649004600
Product currently unavailable

Part no. A6519065700
Mercedes W907 314 CDI Engine Alternator Generator Valeo A6519065700
Product currently unavailable

Part no. 9324784-1
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM LR01 ECU 9324784
Product currently unavailable

Part no. A2139008309
Mercedes W213 Front Seat Control Unit Module ECU A2139008309
Product currently unavailable

Part no. A0009000518
Audio Module Mercedes C238 Premium Sound E Control Unit A0009000518
Product currently unavailable

Part no. A1669006311
Mercedes W166 Tailgate Control Module Unit A1669006311
Product currently unavailable

Part no. 2448166
Amplifier BMW F30 F31 F32 F33 F34 F36 Active Sound Design Audio Module 2448166
Product currently unavailable

Part no. A2105401830
Mercedes-Benz E-Class W210 Battery Positive Plus Cable Loom Harness A2105401830
Product currently unavailable

Part no. 3451924
BMW Mini Cooper R56 High SPEG PL3 DC/DC M2 Fuse Distribution Box 3451924
Product currently unavailable

Part no. A2709002100-10
Mercedes C117 W176 45 AMG 133.980 Engine Control Unit ECU A2709002100 Automatic
Product currently unavailable

Part no. A2218207510
Mercedes W221 Anti Theft Roof Alarm Ultrasonic Motion Sensor Unit A2218207510
Product currently unavailable

Part no. 6916097
BMW X5 E53 E65 Bulb Parking Light Headlight Front Lighting 12V 10W
Product currently unavailable

Part no. 3452217
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness 3452217 3452220
Product currently unavailable

Part no. 9115107-1
BMW X5 Series E70 E70N LCI Wiring Set Wash Water Container Cable Loom 9115107
Product currently unavailable

Part no. 6946384
BMW 5 Series E60 E61 Airbag ECU Control Unit Gateway Module
Product currently unavailable

Part no. 6949229-2
4 x Mini R52 Convertible DWA Door Alarm System Module Control Unit Set 6949229
Product currently unavailable

Part no. 02T911024JX
Audi A1 8X 1.2 TFSI CBZA Petrol Engine Starter Motor 02T911024JX
Product currently unavailable

Part no. A1779007403
Mercedes W177 Interior Ambiance Control Module ECU Unit A1779007403
Product currently unavailable

Part no. 9348286
BMW 5 F10 F11 Battery Cable Wiring Harnes Lead Positive Underfloor 9150990
Product currently unavailable

Part no. 8583423-7
Mini R60 Cooper SD N47N 143HP Engine ECU Kit DDE CAS3 + Key 8583423 Automatic
Product currently unavailable

Part no. 6946989-2
Mini R50 R52 R53 6-Disc CD Changer Multichanger with Magazine 6946989
Product currently unavailable

Part no. A2118210097
Mercedes E-Class W211 Front Door Wiring Loom Harness Rubber Grommet A2118210097
Product currently unavailable

Part no. 5Q0980653G
Audi TT FV Front Camera Module Lane Assist Control Unit 5Q0980653G
Product currently unavailable

Part no. A1718204926
Mercedes SLK R171 Roadster Soft Top Folding Roof Control Module A1718204926
Product currently unavailable

Part no. 9147618
BMW X5 E70 Navigation System CCC CD Player Sat Nav Head Unit 9147618
Product currently unavailable

Part no. 5A656B7
BMW F40 ACSM5 Control Unit Air Module ECU Control Module 5A656B7
Product currently unavailable

Part no. 9211323
Mini Cooper R55 R56 R57 Cable Wiring Set HiFi Electrical System 9211323
Product currently unavailable

Part no. 4F9035225H
Audi A6 C6 Antenna Amplifier Control Unit Module ECU 4F9035225H
Product currently unavailable

Part no. 7411595
BMW F10 F20 F30 Control Unit For Fuel Pump Module 7411595
Product currently unavailable

Part no. A1698700289
Mercedes-Benz A-Class W169 CD Player Radio Stereo Head Unit A1698700289
Product currently unavailable

Part no. A2711500391-1
Mercedes W212 E200 BlueEFFICIENCY M271.860 184HP Engine ECU A2711500391
Product currently unavailable

Part no. 9665614680
Display Screen Peugeot Partner Expert Multifunction Dashboard Clock 9665614680
Product currently unavailable

Part no. 233003248R
Renault Trafic Scenic Diesel Starter Motor Mitsubishi 233003248R
Product currently unavailable

Part no. 6980130
Module ULF BMW X3 X5 E53 E83 E87 Hands Free Bluetooth Charging 6980130
Product currently unavailable

Part no. 6946990-1
CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
Product currently unavailable

Part no. A6071500133
Engine Wiring Mercedes W176 W246 Diesel OM607 Loom Harness Cable A6071500133
Product currently unavailable

Part no. 9309990
Mini F57 Cabrio Antenna Aerial Amplifier AM / FM Rear Unit Module FM2 9309990
Product currently unavailable

Part no. A0015455716
Mercedes Vito W639 Automatic Gearbox EGS Control Unit Module ECU A0015455716
Product currently unavailable

Part no. 9128183-1
BMW E87 Light Module ECU PL2 FRMFA 61359128183 9128183 9128223
Product currently unavailable

Part no. 04L907309B-2
Volkswagen Golf 7 1.6 TDI CLHA 105HP Engine ECU Kit 04L907309B Key + Ignition
Product currently unavailable

Part no. 9251748
BMW E81 E87 E90 E91 E92 LCI Combox Telematics Module Navigation 9251748
Product currently unavailable

Part no. 1K0906093F
Fuel Pump Control Audi A3 8P VW Golf Mk6 Relay Module Unit ECU 12V 1K0906093F
Product currently unavailable

Part no. 9221110
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9221110
Product currently unavailable

Part no. 8K0907063P
Audi A5 8T Body Comfort Control BCM Onboard Supply Module Unit ECU 8K0907063P
Product currently unavailable

Part no. 8P0959801F
Audi A3 8P Door Window Lifter Regulator Motor Front Right O/S 8P0959801F
Product currently unavailable

Part no. A0009059013
Mercedes W205 GLC X253 Distronic Radar Sensor Control Unit Module A0009059013
Product currently unavailable

Part no. 3C0906093C
Audi TT Mk2 8J Petrol Engine Fuel Pump Control Unit Module 3C0906093C
Product currently unavailable

Part no. 6950525-2
4 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
Product currently unavailable

Part no. 9269020
BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9269020
Product currently unavailable

Part no. 9314635
BMW Mini Cooper F54 F55 F56 F60 HSD Line HU - CID 9314635
Product currently unavailable

Part no. A1729016600
Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A1729016600
Product currently unavailable

Part no. 6914606
BMW X5 E53 Radio Stereo Screen Multi Functional Display Head 6914606
Product currently unavailable

Part no. A6519060026-1
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine Denso DSN967
Product currently unavailable

Part no. 9138179
BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179
Product currently unavailable

Part no. A1648209585
Mercedes ML W164 Air Module System Control Unit A1648209585
Product currently unavailable

Part no. 9229872-2
BMW E92 LCI Body Control Module ECU Junction Box L1 PL2RR JBBFE IIIR 9229872
Product currently unavailable

Part no. 7802261-2
BMW E81 E82 E90 E91 N47 Alternator Generator 180A Autoelectro 7802261
Product currently unavailable

Part no. A0009052804
Radar Sensor Mercedes W176 W207 W246 Front Control Unit Module A0009052804
Product currently unavailable

Part no. 7444684
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7444684
Product currently unavailable

Part no. 6941416
BMW 5 6 Series E60 E61 E63 E64 6-disc Compact CD Changer 6941416
Product currently unavailable

Part no. 9X2Q12A650PAD
Jaguar XF X250 3.0 D AJV6D Engine Control Unit ECU 9X2Q12A650PAD Automatic
Product currently unavailable

Part no. 7803369-2
BMW E60 E90 330d 530d M57N2 ECU Engine KIT DDE 7803369 CAS3 + Key
Product currently unavailable

Part no. A2711534691
Mercedes W203 C200 Kompressor M271.940 163HP Engine ECU A2711534691 Automatic
Product currently unavailable

Part no. 9226325
BMW 1 E82 ECU Body Control Module L1 PL2RR JBBFE IIIR Junction Box 9226325
Product currently unavailable

Part no. 9290989-1
BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9290989
Product currently unavailable

Part no. 58054R
Piaggio X8 X9 Vespa Granturismo Immobilizer Module Control Unit CDI 58054R
Product currently unavailable

Part no. 8517727-2
Mini R56 LCI R60 143HP 2.0 N47N Engine ECU Kit DDE 8517727 + CAS3 + Key
Product currently unavailable

Part no. 9133913
BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
Product currently unavailable

Part no. 7490824
BMW G20 G21 G30 G11 X3 G01 X5 G05 Fuel Pump Control Unit Module ECU 7490824
Product currently unavailable

Part no. A6421509678-2
Mercedes W164 ML 280 CDI 642.940 190HP Engine Unit ECU Kit A6421509678 Key Lock
Product currently unavailable

Part no. 7811702-3
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
Product currently unavailable

Part no. 2622605
Telematics Module BMW F20 F21 Bluetooth Teleservices GPS Control Unit 2622605
Product currently unavailable

Part no. 6938211
BMW 3 Series E90 E91 M3 Wiring Loom Front Door Right Driver's Side 6938211
Product currently unavailable

Part no. 8588448
BMW 1 3 Series F20 F21 F30 LCI Wiring Harness Engine Glow Plug Module 8588448
Product currently unavailable

Part no. 0148459-CHRED
Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Chili Red - 851
Product currently unavailable
Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, 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 .