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. 8378107
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8378107
Product currently unavailable

Part no. A1698207126
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698207126
Product currently unavailable

Part no. 8V5115K600EG
Ford Fiesta MK7 Body Control Module BCM Control Unit ECU 8V5115K600EG
Product currently unavailable

Part no. 4F1971687AL
Audi A6 C6 Rear Left N/S Door Harness Cable Loom 4F1971687AL
Product currently unavailable

Part no. 8631634
BMW X5 F15 Earth Ground Cable Negative Battery Lead Wiring 8631634
Product currently unavailable

Part no. 9335347-1
Radio Player BMW F20 F21 F30 F31 CD DAB Head Unit Audio Player 9335347
Product currently unavailable

Part no. 13292090
Vauxhall Vivaro Radio Audio Player Stereo Head Unit 13292090
Product currently unavailable

Part no. 9283247-1
BMW X1 E84 Radio Stereo CD Player Navigation Nav Head Unit 9283247
Product currently unavailable

Part no. A6394408637
Mercedes W639 Rear Bumper PDC Wiring Parking Sensor Loom Harness A6394408637
Product currently unavailable

Part no. 8E0057186DX
Audi A4 B7 Radio Player Head Unit CD Stereo Concert 8E0057186DX
Product currently unavailable

Part no. 028903028C
Volkswagen Golf Mk4 Alternator Generator BOSCH 14V 70A 028903028C
Product currently unavailable

Part no. 280563352R
Renault Master 3 Vauxhall Movano B Display Screen Navigation Monitor 280563352R
Product currently unavailable

Part no. 7809941-4
BMW 3 5 Series E60 LCI E90 325d 525d M57N2 197HP ECU Kit DDE 7809941 CAS3 + Key
Product currently unavailable

Part no. 237100899R
Renault Master 3 M9T 670 2.3 DCI Diesel Engine Unit ECU 237100899R Manual
Product currently unavailable

Part no. A2098204189
Mercedes-Benz CLK-Class C209 W209 Aerial Antenna Amplifier Unit A2098204189
Product currently unavailable

Part no. A6421500856
Mercedes W164 Diesel OM642 Engine Wiring Loom Harness Cable A6421500856
Product currently unavailable

Part no. 237101754R-1
Renault Trafic 2 Vauxhall Vivaro M9R 2.0 DCI Engine Control Unit ECU 237101754R
Product currently unavailable

Part no. 7621178-6
BMW E81 E87 LCI E90 N43 116i 316i 122HP ECU Kit DME 7621178 CAS3 Key Automatic
Product currently unavailable

Part no. VIPER-AGM020
Viper Prime AGM Car Battery Accumulator 12V 105Ah 1000A AGM020
Product currently unavailable

Part no. BK2T-14303-AG
Ford Transit Custom Negative Battery Terminal Cable Wiring BK2T-14303-AG
Product currently unavailable

Part no. 8625241-3
BMW F20 F30 116i 316i N13 136HP Engine ECU Kit DME 8625241 FEM Key Lock Manual
Product currently unavailable

Part no. 03F971612
VW Volkswagen Polo 1.2 TSI CBZB Engine Wiring Harness Cable Loom 03F971612
Product currently unavailable

Part no. 6961218-1
BMW 5 X5 Series E39 E53 1 Radio Business CD Player Unit 6961218
Product currently unavailable

Part no. 8J0971030AB
Audi TT Mk2 8J Door Wiring Harness Cable Loom Front Passenger Side 8J0971030AB
Product currently unavailable

Part no. 8366381
BMW 3 5 E34 E36 Windscreen Wiper Wash Wi-Wa Control Unit Module ECU 8366381
Product currently unavailable

Part no. A2711502779-2
Mercedes W204 C180 156HP Kompressor M271.952 Engine ECU Kit A2711502779 Key
Product currently unavailable

Part no. 0AH911023A
VW Volkswagen Touran 1T 1.2 TFSI CBZB Starter Motor 0AH911023A
Product currently unavailable

Part no. 8W5035035C
Audi A5 F5 Sat Navi MMI Multimedia Radio SD Reader Head Unit Harman 8W5035035C
Product currently unavailable

Part no. 80B907468D
Diagnostic Gateway Audi A4 B9 A5 F5 Interface Control Module Unit ECU 80B907468D
Product currently unavailable

Part no. 6948167
BMW 5 Series E60 E61 Centre Console DTC PDC Switch Center Cluster 9134025
Product currently unavailable

Part no. 8586141
BMW F20 F21 F30 116d 120d 316d 320d N47N Wiring Harness Engine Module 8586141
Product currently unavailable

Part no. 8587952-5
Mini Cooper D F55 F56 B37 115HP Engine ECU Kit DDE 8587952 Key BDC Lock Manual
Product currently unavailable

Part no. 9229872-1
BMW 3 E92 ECU Body Control Module Junction Box L1 PL2RR JBBFE IIIR 9229872
Product currently unavailable

Part no. 8614302
BMW 1 Series F20 F21 114i N13 Engine Control Unit ECU Module DME 8614302 Manual
Product currently unavailable

Part no. 9346795
Amplifier BMW F06 F13 Antenna Amplifier Diversity 868 MHZ 9346795
Product currently unavailable

Part no. 8610680-1
BMW F10 F11 550i F12 F13 650i N63 408HP ECU Kit DDE 8610680 Key CAS4 Automatic
Product currently unavailable

Part no. A0009822723
Mercedes W205 Estate Fuse Relay Box Module Control A0009822723
Product currently unavailable

Part no. 8573260-3
ECU Kit BMW F20 F21 114d Diesel N47N 95HP DDE 8573260 + Key + FEM + Lock Manual
Product currently unavailable

Part no. 9302605
Parking Sensor PDC BMW i3 I01 Front Bumper Ultrasonic Ionic Silver Metallic B93
Product currently unavailable

Part no. 8833308
BMW X3 F25 VDC Suspension Control Unit Module ECU 8833308
Product currently unavailable

Part no. A2139005023
Ignition Switch Mercedes C238 Electronic Anti Theft Control Module A2139005023
Product currently unavailable

Part no. 5K0971095D
Volkswagen Golf 6 Front Bumper Electrical Wiring Harness PDC Sensor 5K0971095D
Product currently unavailable

Part no. 7515029
Mini Cooper One R50 R52 Petrol W10 Compact Alternator 105A 7515029
Product currently unavailable

Part no. 9200101-1
Radio CD BMW E81 E87 E90 E91 Business Player Audio Control Unit Module 9200101
Product currently unavailable

Part no. 9386604
BMW F40 F46 Mini F56 F60 Battery Holder Mount Tray Bracket Support Trim 9386604
Product currently unavailable

Part no. 9340339
BMW E90 Max Brose Footwell Light Module Control Unit ECU 9340339
Product currently unavailable

Part no. A0028206289
Mercedes-Benz C ML W203 C209 W163 6 CD Changer Magazine Cartridge A0028206289
Product currently unavailable

Part no. A1775401629-1
Mercedes W177 Rear Bumper PDC Wiring Loom Parking Sensor A1775401629
Product currently unavailable

Part no. 7849446
BMW F15 F85 F16 F86 Steering Wheel Lane Change Control ECU Module Unit 7849446
Product currently unavailable

Part no. 6984754-13
BMW E92 Coupe Rear Lamp Light Side Panel Left N/S Plug Socket Wiring 6984754
Product currently unavailable

Part no. 7233914
BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
Product currently unavailable

Part no. 1K0959772
Volkswagen VW Touran 1T Seat Heating Control Unit Module ECU 1K0959772
Product currently unavailable

Part no. A6519007003-1
Mercedes W176 A200 CDI OM651 136HP Engine Module ECU Kit A6519007003 Automatic
Product currently unavailable

Part no. 9205518
BMW 3 Series E90 E91 LCI Positive Battery Lead Distribution Box Cable 9205518
Product currently unavailable

Part no. 9358616
BMW Varta VRLA / AGM 12V Accumulator Battery 90Ah 900A 9358616
Product currently unavailable

Part no. A9069003502
Mercedes W906 Fuse Box Relay Control Unit Electric Module SAM A9069003502
Product currently unavailable

Part no. 8586536-3
BMW F30 F32 LCI F36 335dX 435dX N57Z 313HP Control ECU DDE 8586536 Automatic
Product currently unavailable

Part no. A1648202010
Mercedes ML W164 Trunk Boot Lid Tailgate Sensor Cable Wiring A1648202010
Product currently unavailable

Part no. 281152957R-1
Renault Trafic Radio Stereo Audio CD Player Head Unit Sat Nav TomTom 281152957R
Product currently unavailable

Part no. 9177199-2
Radio Player BMW E81 E87 E90 E91 E92 Radio Professional CD Control Unit 9177199
Product currently unavailable

Part no. 2622589
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
Product currently unavailable

Part no. CHIP POWER
Chip Power Box Remap Module Control Unit Wiring Cable Harness Plug OBD2
Product currently unavailable

Part no. 8519663-17
Mini Cooper SD ALL 4 R60 N47N 143HP Diesel Engine ECU DDE 8519663 Manual Gearbox
Product currently unavailable

Part no. 8P0919475M
Audi A3 8P PDC Parking Assistance Distance Control Module Unit ECU 8P0919475M
Product currently unavailable

Part no. 8E0907307D
Audi A4 B7 Servotronic Steering Control Unit Module 8E0907307D
Product currently unavailable

Part no. 8E1910115A
Audi A4 B7 2.0 TFSI 200HP BWE Quattro Engine Control Unit ECU 8E1910115A
Product currently unavailable

Part no. 4868429AD
Chrysler Voyager 2.8 CRD ENR Engine Alternator Generator 4868429AD
Product currently unavailable

Part no. A1569000803
Rear View ECU Mercedes W166 W207 W221 Reversing Camera Control Unit A1569000803
Product currently unavailable

Part no. 7559178
BMW E60 E63 E65 E85 E87 E90 E91 N52 Engine ECU DME 7559178 Automatic Gearbox
Product currently unavailable

Part no. 7639049-2
Mini Cooper S ALL4 R60 N18 Engine Unit ECU Kit DME 7639049 CAS 3 Key Manual
Product currently unavailable

Part no. 9234942
Telematics Module BMW E81 E87 E90 E91 E92 LCI Combox Navigation 9234942
Product currently unavailable

Part no. A1725401650
Mercedes SLK R172 Relay Fuse Box Control Unit A1725401650
Product currently unavailable

Part no. 06H903016L
Audi A5 8T Engine Alternator Generator 14V 140A Bosch 2.0 TFSI 06H903016L
Product currently unavailable

Part no. A2049062102-1
Mercedes W246 W205 W176 Engine Cooling Radiator Fan Control Unit Module
Product currently unavailable

Part no. 6970086
BMW 5 6 Series E60 E61 E63 LCI Cable Set Start / Stop Switch Wiring Loom 6970087
Product currently unavailable

Part no. 6913389-2
BMW X3 E83 X5 E53 Z4 E85 6-Disc CD Changer Multichanger With Magazine 6913389
Product currently unavailable

Part no. 6R0915181E
Audi A1 8X Battery Cable Loom Harness Wiring Negative Terminal 6R0915181E
Product currently unavailable

Part no. 9185171
BMW E60 E81 E90 LCI Adapter Cable CIC System 9185171
Product currently unavailable

Part no. 6R0915331C
Skoda Fabia 5J VW Polo 6R Car Battery Tray Holder Pad Mount Support 6R0915331C
Product currently unavailable

Part no. 6955876-1
Mini R50 Window Regulator Lifter Drive Motor Front Right O/S Mechanism 6910376
Product currently unavailable

Part no. 7555176
BMW F10 Control Unit Box F07 F11 Engine Ventilation Housing Box 7555176
Product currently unavailable

Part no. A6461505091-1
Mercedes C209 CLK220 CDI 646.966 Engine ECU Kit A6461505091 Keys Lock Automatic
Product currently unavailable

Part no. A1729060005
Mercedes R172 Rear SAM Fuse Relay Box A1729060005
Product currently unavailable

Part no. 7847955
Differential Locking Module BMW F10 M5 F13 M6 Rear Axle Control Unit ECU 7847955
Product currently unavailable

Part no. 9160101-1
BMW E93 Convertible Cabrio Battery Cable Plus Positive Pole Wiring 9160101
Product currently unavailable

Part no. 8512415-6
Mini Cooper SD R55 R56 LCI N47N 90HP Engine ECU Kit DDE 8512415 CAS3 MANUAL
Product currently unavailable

Part no. A2139006227
Gearbox Module Mercedes W205 W213 GLC X253 Control ECU Automatic A2139006227
Product currently unavailable

Part no. 1440315
BMW X5 Series E53 Wiring Loom Harness Engine Gearbox Module Petrol M62 Automatic
Product currently unavailable

Part no. 9145115
BMW X5 Series E70 Power Distribution Fuse Box Front 9145115 6931690
Product currently unavailable

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

Part no. 8573260-11
BMW F20 F21 116d ed Diesel N47N 116HP ECU Kit DDE 8573260 + Key + FEM Manual
Product currently unavailable

Part no. 03L903023A
Audi A3 8P Alternator Generator Diesel Engine Electrical Unit 03L903023A
Product currently unavailable

Part no. YUASA 5000 80Ah Accumulator-1
YUASA 5000 12V Accumulator Battery 80Ah 740A HSB096
Product currently unavailable

Part no. 038906016AJ
VW Volkswagen Transporter T5 1.9 TDI Diesel Engine Control Unit ECU 038906016AJ
Product currently unavailable

Part no. rhd-7548984
BMW 1 3 Series E87 E90 120i 320i N46 Engine Wiring Loom Harness 7548984
Product currently unavailable

Part no. 9230450-2
BMW E93 LCI Footwell Light Control Unit Module Lear FRM3R PL2 9230450
Product currently unavailable

Part no. 8791781
Basic Navigation BMW F45 X1 F48 Mini F55 F56 F57 Radio Stereo Head Unit 8791781
Product currently unavailable

Part no. 5A562D6
Smart Opener BMW G07 F48 F49 X1 LCI Lid Boot Hatch Trunk Tailgate Module 5A562D6
Product currently unavailable

Part no. 3457415
Mini Cooper One R57 PL3 SPEG H4 Fuse Distribution Box 3457415
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 .