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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In Stock
Price
Part no. 9263791
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9263791
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9367673-1
Mini Cooper F55 F56 F57 LED Navigation Visual Boost 6,5" Display Screen
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8642652
BMW G30 Battery Negative Ground Cable Line Equi Potential Bonding LEB 8642652
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7T11-12A650-DF
Ford Transit Connect Mk1 1.8 TDCI 90HP Engine Control ECU 7T11-12A650-DF Manual
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2139008707
Keyless Module Mercedes W205 W207 W213 ECU Door Lock Control Unit A2139008707
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. RHD-7P6920981
Volkswagen Touareg 7P Instrument Cluster Speed Clocks Automatic Diesel 7P6920981
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8T0035225J
Audi A5 8T Antenna Aerial Amplifier Module Control Unit 8T0035225J
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7579155
Engine Starter Motor BMW X5 E70 LCI F07 X6 E71 N55 Petrol Denso 7579155
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0951253
Audi VW Volkswagen Seat Relay 643 Unit Module 4 Pins 8K0951253
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0907539
Audi A5 S5 8T Dashboard Sunlight Solar Sun Sensor 8K0907539
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9263797-1
BMW X1 E84 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0009004007
Mercedes W204 W222 Fuel Pump Control Unit Module A0009004007
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 251-736-10
Mercedes W251 R350 CDI BRABUS D6 S OM642 Diesel Power Box Upgrade Module Wiring
£759.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5WA915181C
Audi S3 8Y 2.0 TFSI DNFB HV Battery Negative Terminal Cable Wire 5WA915181C
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4L0910289K
Audi Q7 4L Body Control Comfort Unit Module BCM Unit ECU 4L0907289K
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1668210351
Mercedes-Benz A CLA C117 W176 Airbag Impact Crash Sensor A1668210351
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9329701
BCM Module BMW F20 F21 F30 F31 F32 Body Control Unit Module REM V2 9329701
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8X0971030M
Audi A1 S1 8X 3D Door Wiring Harness Loom Cable Passenger Side 8X0971030J
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2319006307-1
Mercedes R231 Navigation CD Player Radio Stereo Sat Nav Head Unit A2319006307
£1,044.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9393667
BMW F10 LCI Body Control Module ECU Unit JBBFEIII V2 PL6 9393667
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6929701
BMW 7 Series E65 E66 Alarm System Ultra Sonic Module 65756929701 6929701
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9197177
BMW E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9197177
£94.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 3Q0907338
Audi S3 8V Front Headlight Lamp Range Control Module ECU 3Q0907338
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4154935
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65124154935 4154935
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9115449
BMW X5 X6 E70 E71 Power Junction Box Positive Battery Cable Plus Pole 9115449
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0015467435
Battery Cover Mercedes W906 Battery Positive Pole Cover Red A0015467435
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9462542
BMW F20 F21 F30 F31 Mini F56 Air Conditioning Module A/C Control Unit 9462542
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8516739-3
Mini Cooper D R55 R56 LCI R60 N47N Engine ECU Kit DDE 8516739 CAS3 Key Automatic
£227.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 8E0971073
Audi A4 B6 B7 8E Water Coolant Radiator Temperature Sensor Loom Wiring 8E0971073
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8H0907357A
Audi S4 B8 Front Lamp Headlight Luminance Control Module Unit ECU 8H0907357A
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9123739
BMW 1 3 5 7 Series E81 E87 E90 E91 E92 F01 USB USB Hub Audio Interface Module
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9118730
BMW 5 6 Series E60 E61 E63 Body Gateway Module KGM LOW LEAR 61359118730 9118730
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A234D0
Wiring Cable BMW F06 F12 F13 Electric Parking Hand Brake Handbrake Cable 5A234D0
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8514032
BMW X3 F25 X4 F26 Diesel B47 Alternator Starter Wiring Holder Cover 8514032
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6819953
BMW X5 F11 X3 F25 X4 F26 Radio Navigation Head Unit USA Model 9367653
£213.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6946401
BMW E64 Air Module ECU Control Unit Centre Vehicle Sensor 6946401
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6904246
BMW M5 E39 Door Window Mirror Wing Control Module Unit ECU 6904246
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8F0959655D
Audi A5 8F Air Module Control Unit ECU Crash Control 8F0959655D
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-5A589A6
Display Head Up BMW G20 G21 G26 LCI Dashboard Car System Screen 5A589A6
£284.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8717954
BMW G05 G18 i4 G26 Fuse Relay Box Control Unit Power Distribution 8717954
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9313616
BMW F30 F31 Driver's Side Door Wiring Electrical Loom Harness Cable 9313616
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2215408335
Mercedes W221 Door Harness Left Right N/O/S Rear Door Wiring Loom A2215408335
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2079011700
Airbag Module Mercedes W204 W207 Air Bag SRS Control Unit ECU A2079011700
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6519007500-16
Mercedes W204 C220 CDI 651.911 Engine Control Unit ECU A6519007500 Automatic
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9243781
BMW F12 F12 LCI Hi-Fi Audio System Amplifier Harman Becker 9243781
£142.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 1K0907719B
Audi A3 8P Anti Theft Alarm System Control Module Unit ECU 1K0907719B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1472984-1
Mini R50 R52 R53 R55 R56 R57 R58 R59 R60 5-Pin Black Relay Wiper Set 1472984
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0907401-1
Audi A5 8T 3.0TDI CAPA Quattro 240HP Engine ECU Kit Ignition 8K0907401 + Key
£189.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 0411691
BMW Accessories Configurator Disc CD Version 1.1 0411691
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2466200018
Mercedes-Benz A-Class W176 Battery Frame Holder Bracket Mount Plate A2466200018
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9380323
BMW 5 Series F10 Steering Column Module Electronic Control Unit ECU 9380323
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8616810
BMW 1 2 3 4 Series F20 F21 F22 F23 F30 F31 F32 Battery Cable Connecying Line
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6957761
BMW 5 6 Series E60 E61 E63 Passenger Door Airbag Control Module 6957761
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8584276-2
BMW 3 Series F30 F31 320d Diesel N47N 184HP ECU Kit DDE 8584276 + Key + FEM
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2118701310
Mercedes W221 Hood Bonnet Light Solar Sensor Module Unit A2118701310
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 170014JA0A
Nissan Navara D23 Diesel Fuel Pump Control Module Unit ECU 170014JA0A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2519062200-1
Mercedes W251 COMAND Navigation Head Unit Radio Sat Nav Screen A2519062200
£284.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. A6421509478-3
Mercedes W164 ML320 OM642.940 224 HP 4Matic Engine ECU Kit A6421509478 Automatic
£237.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 9337880
BMW F20 F22 F30 Rear Electric Power Distribution Fuse Box 9337880
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A2D553
Audio Receiver BMW F40 G22 G30 G31 X3 G01 DAB ECE Control Unit Module 5A2D553
£61.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1645400072
Mercedes ML W164 Front Fuse Box SAM Relay Control Unit Module A1645400072
£180.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1H5951253
Volkswagen Touareg 7L Relay Alternator Alarm Black 4 Pin 12V No 143 1H5951253
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. KV6A5H298CF
Ford Transit Connect Mk2 AdBlue Control Module ECU 1.5 TDCi Diesel KV6A-5H298-CF
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 3457568
Mini Cooper R55 R56 R57 LCI R60 R61 Radio Boost CD Player Unit Head 3457568
£284.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8W6907217A
Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217A
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6864421
BMW i3 I01 F45 F46 Mini Clubman F54 Control Unit SAS Module ECU 6864421
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8798221
Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8798221
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9225182
Rear Bumper Antenna BMW E93 E93N LCI Aerial Telephone 6970701
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6901469-1
2X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8C11-3C190-AB
Ford Transit Yaw Sensor ESP Rotation Rate Control Unit Module 8C11-3C190-AB
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7428425-3
Headlight Module BMW F20 F21 LCI Front Lamp Hedlamp LED Control Unit 7428425
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6J4971161D
Seat Ibiza 6J 6J4971161D Door Wiring Harness Rear Right O/S 6J4971161D
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-7811813
BMW 1 X1 3 Series E81 E82 E84 E87N E90 Wiring Harness Engine Gearbox Module
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6519005301-6
Mercedes W204 C250CDI 204HP OM651.911 Engine ECU Kit Key A6519005301 Manual
£180.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8V0035874B
Audi A3 8V Multimedia Radio Sat Nav CD Player Head Unit 8V0035874B
£189.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 9178962
BMW X5 X6 E70 E71 Power Distribution Fuse Box Battery 9178959
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1685453340
Mercedes-Benz A-Class W168 Fuse Box Unit Holder Bracket Frame A1685453340
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1779002410
Mercedes W177 Air Module SRS System Control Unit ECU A1779002410
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 0E02320113
Mercedes W205 Electrical Cable Wiring Loom Harness Cabling 0E02320113
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7621178-9
BMW E81 E87 LCI E90 N43 120i 320i 170HP Engine ECU Kit CAS3 + Key 7621178 Manual
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7591534-1
Control Unit BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9335289
BMW F20 Door Cable Harness Wiring Front Right O/S 9335289
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5WA962133E
Volkswagen Golf 5G Keyless Entry Module Aerial Antenna 5WA962133E
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A04A04
Mini F54 F55 F56 F60 Telematics Module Bluetooth Control Unit ECU 5A04A04
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9188853
BMW X5 E70 X6 E71 Battery Earth Cable Ground - Pole Lead L= 490MM 9188853
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9142400
BMW Mini Cooper R55 R56 R57 Passenger's Door Module Cables N/S 9142400
£14.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2055404913
Mercedes W205 Wiring Cable Harness Center Console Ambient Lightning A2055404913
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4F0051510K
Audi Cable Adapter iPod Connection 4F0051510K
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0959795A
Audi A4 B8 Rear Door Module Control Unit ECU Left N/S 8K0959795A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9154331
BMW MINI Clubman R55 Cable Wiring Loom Splitdoor Split Door Rear Right O/S
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2217200014
Mercedes-Benz S-Class W221 Front Door Hinge Bracket Mount Holder Carrier Support
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-A6429061100
Engine Starter Motor Mercedes W204 C207 W212 W221 OM642 Diesel A6429061100
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8T0907468AA
Audi S4 B8 Diagnostic Interface Gateway Control Module Unit ECU 8T0907468AA
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9824925
Mini F55 F56 F60 LCI Navigation Touch Screen 8.8" Display Nav Head Unit 9824925
£569.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8514577
BMW X3 F25 Diesel N47N Engine Gearbox Wiring Loom Harness 8514577
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1775407923
Mercedes V177 Main Body Wire Harness Pipe Electric A1775407923
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9288769
BMW F20 F22 F30 Sound Speaker Front Door Audio Mid Range Stereo HiFi 9288769
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9143302
BMW 3 Series E93 Cabrio Convertible Wiring Loom Harness Rear Trunk Lid 9143302
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7L6907160
Volkswagen VW Touareg 7L Relay Unit Servotronic Module 8 Pins 7L6907160
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
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 .