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.
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Part no. 8K0907064KE
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064KE
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Telematics Module BMW F40 F44 G20 Telephone Control Unit ATM ECE 4G 5A23E92
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Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Multimedia A2059003729
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BMW F45 F46 F48 Mini F54 F55 F56 F57 B48C Intercooler Charge Air Cooler 8645761
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Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519003203 Manual
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BMW E84 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9364819
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Ford Transit Connect Control Unit Central Door Locking Module ECU 9T1T15K600ED
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BMW E39 6-disc CD Changer without Magazine 6908948
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BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083
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Chrysler Grand Voyager Alternator Mounting Bracket Carrier LRA02830
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Mercedes Sprinter W906 Battery Bracket Mount Carrier Support A9065410040
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Mini R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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BMW 7 Series E65 E66 Ultrasonic Sensor PDC Toledoblau Metallic Blue
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Alternator Belt Tensioner Mercedes W169 W245 OM640 Diesel Holder Mounting Panel
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Mercedes W204 Seat Loom Cable Multicontour Pump Control Front A0009102675
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Cassette Player Citroen Berlingo Peugeot 206 Audio Head Unit 964544367700
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Mini Cooper R50 1.6 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Automatic
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CD Changer Mercedes ML W163 6 Disc Changer With Magazine A1638201589
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BMW 5 Series E60 E61 Battery Cable Lead Positive Underfloor 6927703
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Mercedes W205 Electric Parking Brake Control Unit Module A2229005210
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Display Screen Volvo S60 V60 II Multimedia Navigation Dashboard Unit 31328247
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Range Rover L320 Sport Rear Fuel Pump Control Unit Bracket Holder 9X2Q9A361CA
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BMW E64 CCC Sat Navigation System CD Player Head Unit 9185528
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Mercedes W203 C200 CDI OM646.962 122HP ECU Kit 2 Keys Lock A6461506679 Automatic
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Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7823934 CAS3 + Key Manual
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Mini Cooper R50 One R53 S Drive Window Lifter Motor Front Right O/S 6954276
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BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9357994
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Mercedes ML W163 Engine Starter Motor A0051512901
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BMW Banner AGM 12V Accumulator Battery 80Ah 800A 7602226
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Volkswagen Golf 5 Audi A3 8P 1.9 2.0 TDI Engine Alternator Generator 06F903023F
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Mini Clubman F54 LCI Head Unit Basic Navigation 2 Radio Player Alpine 5A7A158
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Mercedes W176 W246 180 CDI 607.951 109HP Engine Unit ECU Automatic A6079002300
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Audi A4 B9 Communication Telematics Control Module Unit ECU 4KE035282H
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Mini R55 R56 LCI R60 R61 D N47N Engine Injector Module Wiring Harness Cable
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Renault Master Trafic Radio Stereo CD Player Head Unit 7700433948
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BMW G30 Telematics Control Module ECU Unit 8720294
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BMW 5 F13 ECU Body Control Module V2 Junction Box PL6 JBBFE III 9345322
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Mercedes W213 C238 Petrol Alternator Generator A0009060205
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Mini F54 F55 F56 Active Sound Design Radio Audio Amplifer Control Module 9342242
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Audi A8 D4 BCM Module Body Control Unit Convenience ECU 4H0907064FB
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Fuse Relay Mini Cooper One R50 R53 Electrical Box Housing With Cover 148079
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BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679
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Seat Module Mercedes W167 W177 W247 Control Unit ECU A1679008812
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Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 6981566
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BMW F20 F21 F30 F34 Diesel Engine Starter Motor 30327N
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Screen Kia Ceed MK1 ED Dashboard Information Dsiplay 95710-1H700
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Mercedes C238 Door Control Unit Module ECU Front Left N/S A1679008311
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Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9341078
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Gearbox Wiring BMW F20 F30 125d 325d N47S1 Engine Loom Harness Cables 8507924
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IBS Cable BMW E93 Negative Battery Lead Wiring Harness Control Unit 7587465
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BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Citroen C4 Picasso 1.6 HDI 9HT Engine Control Unit ECU EDC 9664843780 Manual
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Volkswagen T5 Rear Sliding Door Locking Lock Plate Catch Left N/S A6397601904
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BMW F20 F21 F30 PDC Front Ultrasonic Parking Sensor PDC Set x2 Imperial Blue-A89
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Mercedes W204 W176 W212 Tyre Pressure Monitor Control Unit Module A0009008402
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BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315094
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Mini Cooper S R60 N18 Engine Control Unit Module DME 8621260 Manual
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Seat Ateca Mk3 Headlight Module Headlamp Ballast Left Right N/O/S 7P5941591AH
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Mini R50 R53 6-Disc CD Changer Multichanger Without Magazine 6983334
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Mini R50 R53 Body Control Unit Basic Module BCM BC1RD 6976988
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Part no. 8699949-1
BMW Mini Cooper F56 B38 1.5 136HP Petrol Engine ECU Kit DME 8699949 BDC + 2 Keys
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Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408745
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Part no. VARTA-AGM-95AH
VARTA Silver Dynamic AGM Accumulator Battery 95Ah 850A 12V G14
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Part no. 7P6959542
VW Touareg 7P Steering Wheel Multifunction Control Unit Module 7P6959542
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Part no. 2Q0980653H
Seat Ibiza KJ1 VW Polo MK6 Front Camera Lane Assist Control Unit 2Q0980653H
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BMW Z4 Series E89 Roadster 18i N20 156HP ECU Kit DME CAS3 + Key 8631727 Manual
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Mini Cooper S R55 R56 Ignition Wiring Harness Injection Valve N14 7585950
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BMW F87 M2 N55 Engine Wiring Loom Harness Injection Valve Ignition 8073593
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ECS Electronics 12V Trailer Module Control Unit SP327ZZ 5F008V0101
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CD Changer Mercedes W203 W209 W220 6 Disc Player With Magazine A2208274642
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BMW 5 6 Series E60 E61 E63 E64 Motorola Telematics Module Control Unit 6948920
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Volkswagen Golf Mk5 Rain Sensor Front Windscreen Control Unit Module 1K0955559AB
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Seat Ibiza Skoda Fabia Volkswagen Polo Mk5 6R 1.2 Petrol Alternator 03D903025J
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BMW 3 5 6 Series E60 E63 E90 E92 Crossover Frequency Unit Module Door 7838929
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Mercedes Sprinter W906 Wiring Harness Tailgate License Plate Lamp A9064404941
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Audi A5 8T Headlight Inner LED Inner Module Unit 6NHM0000 130831040900
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BMW F20 F21 F30 118d 318d N47N 143HP Engine ECU DDE Kit 8578945 Key FEM Lock
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Mini Cooper One R56 PL3 SPEG H4 Fuse Distribution Box Unit 3454352
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Vauxhall Opel Astra G Display Screen Multifunction Unit Dashboard 009133265
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Audi Q2 GA Front Parking Sensor Assist Control Module Arrow Grey Z7W 5Q0919275B
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VW Volkswagen Caddy C20 Radio Head Unit RNS DAB Media Player Unit 3C8035195G
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VARTA RAC Accumulator Battery 74Ah 750A 12V RAC002
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BMW E39 X5 E53 3.0i M54 Alternator Generator 90A 14V Valeo 7501592
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BMW F30 Fuel Pump Module Fuel Pump Control Unit ECU 8699235
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BMW 5 X5 Series E39 E53 Hands-free Bluetooth Charging Module ULF Unit 6915563
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Audi A7 4G8 Body Comfort Control Module Unit BCM V2 4H0907064GB
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BMW E60 Front Seat Control Unit Module ECU Right Temic 9148256
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Mitsubishi Shogun Front Fuse Box Relay Control Unit Module ECU MR587816
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Audi Q5 FY Rear Door Wiring Harness Loom Cable Left Right N/O/S 80A971687H
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Volkswagen Golf Mk5 1.9 TDI 105HP BXE Engine ECU Kit 03G906021KH Ignition + Key
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Audi A3 8P Bose Audio AMP Amplifier Module Control Unit ECU 8P3035223A
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Part no. 8586536
BMW F10 F30 F32 LCI 335dX 435dX 535dX N57Z 313HP Control Unit ECU DME 8586536
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Mini Cooper R56 ECU Footwell Light Module Unit AHL EKS PL3 FRM3R Lear 3456393
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BMW 5 Series E61 Touring Positive Battery Cable Lead Plus Pole 6989782 9127768
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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 .