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. 8K0959760D
Audi A5 8T Front Driver Site Module Control Unit Seat Adjustment Seat 8K0959760D
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BMW F10 F11 F12 Central Gateway Module ECU Control Unit Lear ZGW-02 High 9267514
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BMW F20 F21 F22 F30 F31 F32 F36 Front Electronic Module Control Unit FEM 9292656
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Mercedes-Benz B-Class W245 Central Gateway Control Unit Module ECU A1695403945
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Mini F56 Interior Electrical Cable Excitement Package Wiring Harness 6809545
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BMW E90 ECU Body Control Module H1 61356983302 6983302
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BMW 7 Series E65 E66 Antenna Tuner Amplifier Professional 6976780
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Mercedes W212 Display Screen Multifunction Navigation Dashboard A2129015706
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Mini Cooper D R55 R56 LCI R60 N47N 1.6 112Hp Diesel ECU Kit DDE 8519663 CAS3 Key
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Mercedes W221 Antenna Amplifier Control Unit Module A2218208089
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BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
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BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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Mercedes A209 CLK200 K M271.955 Engine Control Unit ECU Kit A2710107344 Key
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BMW 3 Series E90 E90N E91N E92 E93 LCI Positive Cable Battery Lead 9125035
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BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 6947119
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VW Volkswagen Touareg 2.5 TDI BPE Engine Control Unit ECU Kit 070906016BT Key
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BMW Z4 Series E85 Roadster Cabrio Safety Information Module Airbag 6962767
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BMW E90 E91 E92 Longitudinal Dynamic Module Cruise Control 6775949
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Mercedes W140 Parking Control Unit Module Sensor A0205457832
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Renault Trafic 2 Vauxhall Vivaro M9R 782 2.0 Diesel Engine Unit ECU 8200666516
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Radio Tape Player Jaguar XJR XJ6 X300 Audio Control Unit Cassette AJ9500R
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Volkswagen Golf Mk4 Alternator Generator BOSCH 14V 70A 028903028C
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Audi A6 C7 Multimedia Radio CD Player Head Unit 4G0035192H
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BMW E46 Z4 E85 M54 Automatic Gearbox ECU Control Module EGS 7522980
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Mercedes W204 Front Left Right N/O/S Seat Wiring Loom Cable Harness A2045401706
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BMW X3 X5 E53 E60 E61 E65 E83 Power Steering Speed Sensor 6762235
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On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9227561
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Mercedes W177 Front Seat Left N/S Module Control Unit ECU A2479005707
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Alternator Mercedes Sprinter W906 Vito W636 W639 Diesel 180A Valeo A0009068802
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BMW F01 730d N57 245HP Engine Control Unit ECU Module DDE 8516753 Automatic
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Air Module Mercedes W210 SRS Control Unit ECU Control Module A0028203226
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Engine Starter BMW F40 F46 F48 B47B B47D B48E Diesel Motor Actuator 8580390
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BMW X5 Series E70 Power Distribution Fuse Box Front 9145115 6931690
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BMW E46 Door Cable Convertible Wiring Loom Front Cables 6913092
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Positive Cable Mercedes W906 Battery Starter Alternator Plus A9065403627
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BMW 3 X1 Series E84 E91 E91N LCI Control Unit Sliding Lifting Roof 6955927
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Mercedes SLK R171 Air Module Bag SRS Control Unit ECU A1718205826
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Fuel Pump Module VW Volkswagen Sharan 7N Fuel Sender Control Unit ECU 7N0906093
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BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 6957109
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Volvo V70 2.4 D5244T4 Diesel Engine Control Module ECU 30729826A Automatic
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BMW E87 E90 118i 318i N46 129HP ECU KIT DME CAS2 + Key 7557290 Manual
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Mercedes W205 C253 Door Module Rear Left N/S Control Unit ECU A2229001912
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BMW 3 5 X5 E39 E46 E53 Automatic Gearbox Basic Control Unit EGS
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MINI Cooper One R50 Control Unit For Radio Remote Control 433MHZ 4109140
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Starter Motor Mercedes W213 C238 C253 M274 Petrol Engine Actuator Denso DSN1205
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BMW F20 F21 F30 F31 Mid-Range Sound Speaker Stereo HiFi Harman Kardon
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Mercedes W177 W213 Engine Wiring Harness Loom E220d Diesel A6541500800
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BMW Mini Clubman R55 Cable Wiring Loom Splitdoor Door Rear Right O/S 9198760
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BMW E81 E82 E87 LCI E88 N47S 123d Engine ECU Kit DDE 7809002 CAS3 + Key Manual
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Mercedes V251 SAM Body Control Module Rear Unit A1649007000
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Mercedes-Benz E-Class W210 Estate Radio Aerial Antenna Amplifier A2108200789
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Audi A3 8P 1.6 MPI Petrol Starter Motor Engine 02T911023M
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BMW E46 320d Diesel Engine M47N 150HP ECU Kit DDE 7792024 EWS3 + Keys Manual
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Body Control Module BMW F11 ECU Junction Box 3 PL6 JBBFE III V7 9244394
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BMW 7 Series E65 E66 E67 PDC Parking Ultrasonic Sensor Toledoblau 6989163
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Mercedes W177 W247 Positive Battery Cable Lead Wire Starter A1775407932
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Comunication Module BMW E83 E46 EXCH Telematics Control GSM Bluetooth 6964113
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BMW X1 E84 18dX Diesel N47N 143HP Engine Control Unit ECU DDE 8519005 Manual
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BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9395177
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Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A1669056001
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Citroen Relay III Alternator Generator Valeo 9805343480
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Seat Module BMW E46 E64 Front Seat Control Unit Memory 7019255
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Mercedes W204 Battery Fuse Box Positive Distribution Terminal A2075401550
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Engine Wiring Mercedes W204 W212 M271 Petrol Harness Loom Cable A2711504233
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Audi A5 8T Towbar Trailer Hitch Control Module Unit ECU HELLA 8K0907383B
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BMW E60 E61 Radio Professional Navigation System Controller Head Unit 9214925
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Mercedes C207 Coupe Module Rear Window Regulator Lifter Control Unit A2079003600
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BMW 1 3 Series F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7608804
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Mercedes C292 GLE 350d 4-Matic OM642.826 Engine Control Unit ECU A6429004701
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Mini Cooper One R52 Body Control Unit Basic Module BC1RD 6976989
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Part no. 1393415-1
BMW E90 E91 F10 Mini R50 R52 Change Over Contact Relay Grey 5 Pins Set 1393415
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BMW F45 Mini F55 F56 Head Unit Basic Media DAB Headunit 9381320
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BMW X3 F25 20dX 190HP B47 Engine Control Unit ECU Kit DDE 8588946 Key CAS4
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BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6947795
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BMW X5 Series E53 Amplifier Trap Circuit 65258377656 8377656
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Mercedes W140 Seat Memory Control Unit Module Front Left N/S A1408201426
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Peugeot Boxer Citroen Relay 4H03 TMF 130HP Engine Control Module ECU 9691854880
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Part no. A6511508656
Mercedes W906 OM651.955 Diesel Engine Wiring Harness Loom Cable A6511508656
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Mercedes Sprinter W907 Battery Power Distributor Current Limiter A9079060100
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Part no. 7835216
BMW 5 Series E60 Saloon M5 S85 Battery Cable Plus Pole Positive Battery 7835216
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Earth Cable BMW E60 E61 Electrical Starter Alternator Earth Cable Wiring 7795520
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Vauxhall Opel Insignia A Diesel Glow Plug Wiring Loom Cable Wiring 55577669
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Mini F56 Module Active Sound Design Audio Control Module Harman Becker 9363496
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BMW 1 3 Series E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9132539
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Mini R50 R52 R53 Radio Boost CD Player Unit Head 6941509
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Audi A1 8X Negative Battery Terminal 8K0915181L
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Alternator Generator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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Mini Cooper S F55 F56 Petrol B46C B48C Engine Wiring Cable Loom Harness 8678958
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Audi Q3 8U PDC Assistance Parking Distance Control Module Unit ECU 8X0919475N
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Part no. 8K0919475B
Audi A5 8T Park Parking Assist PDC Distance Control Unit Module 8K0919475B
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Audio Controller BMW E90 System Control Unit Module Navigation 9186215
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Audio Amplifier BMW F10 F11 F12 F13 Harman Kardon Top HIFI Sound Unit 9261703
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Parking Distance Audi A3 8V TT Mk3 Seat Leon MK3 Control Module 5Q0919283F
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BMW F10 Central Gateway Module Control Unit Lear ZGW-02 4SK 9393660
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Part no. A6519007500-23
Mercedes W204 C207 W212 E250CDI OM651.924 204HP Engine ECU A6519007500 Automatic
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Part no. 7503505
Cable BMW E39 Petrol Engine M52 Alternator Starter Cable Wire B+ 7503505
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Part no. 8385236
Mini R50 R52 R53 Positive Battery Terminal Cover Cap Red 8385236
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Part no. 8671504
Starter BMW G20 G21 G30 G31 G01 Engine Starter Motor 8671504
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Part no. 8513242-2
BMW F10 F11 520d Diesel N47N 184HP Engine Control Unit ECU DDE 8513242 Automatic
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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 .