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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Category
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Condition
In Stock
Price
Part no. A2661530791-1
Mercedes W169 A170 266.940 Engine Control ECU Kit A2661530791 Key Lock Automatic
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1695407405
Mercedes A-Class W169 Wiring Loom Cable Door Front Left Right N/O/S A1695407405
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9112582
BMW X5 X6 Series E70 E71 Bracket Telematics Control Unit 9112582
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 2240962-1
MIni R50 R53 PDC Front Parking Sensor Royal Grey - A48 2240962
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7PP907283
Audi RS6 C7 Tire Tyre Pressure Monitor System Moduel Control Unit ECU 7PP907283
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9289212
BMW 1 2 3 5 Series F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9289212
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1779007716
Mercedes W177 Front Door Control Module Left Right N/O/S Unit ECU A1779007716
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9136726-2
BMW Mini Cooper R55 R56 Multifuse B Battery Power Distributor Cable 9136726
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6975069
Mini Cooper One R50 R52 R53 Cable Door Right Wiring Harness Loom 6975062
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 30422-ELC-60003-AA
Mercedes VITO W639 Taxi Inverter Penso Electronics 30422-ELC-60003-AA
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 06L907425C-2
Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C
£398.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9266383
Display Screen BMW F12 F13 Central Information Monitor 10" Multimedia 9266383
£123.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 8P4035223B
Audi S3 8P Audio Sound BOSE Amplifier Stereo System Module 8P4035223B
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5WA959436M
Audi A3 8Y Keyless Control Module Unit ECU 5WA959436M
£61.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 3452677
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452677
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 252307990A
Mercedes W470 Nissan Navara OM699 Diesel Fuse Relay Box 252307990A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8494843
Headlight Module BMW F83 M4 F33 LCi FLE2 Front Lights Right Left N/O/S 8494843
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0907551-1
Audi S4 B8 3.0 TFSI 333HP CAKA Quattro Engine ECU Kit 8K0907551 Automatic
£208.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6906604
Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906604
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8510592-2
BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Control Unit DDE 8510592 Automatic
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8635811
BMW F20 F30 LCI 118i 318i B38 Engine Wiring Loom Harness Cables Set 8635811
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1648205389
Mercedes ML W164 Aerial Antenna Amplifier Unit Module A1648205389
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0009006007
Fuel Pump Module Mercedes W205 Control Unit ECU A0009006007
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7316147
BMW F30 F31 F34 Headlight Module Xenon Headlamp Control Unit Lear TMS 7316147
£61.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. GK2112B565ED
Ford Transit Custom Mk8 Automatic Gearbox Module Control Unit GK21-12B565-ED
£137.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2125403005
Mercedes W212 M271 Wiring Battery Alternator Starter Harness Cable A2125403005
£94.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 8380407-1
BMW X5 E53 Power Distribution Fusebox Cover Fuse Box 8380407
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 03G906016MF
Audi A6 C6 2.0 TDI BRE 140HP Engine Control Unit ECU 03G906016MF Automatic
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2129001306
Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129001306
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9267511
BMW X5 E70 Body Control Module Main Primary ECU Unit JBBFEIII R LP 9267511
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2215408562
Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408562
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M2035070B
Audi Q7 4M Multimedia Navigation Player Radio Audio Head Unit 4M2035070B
£465.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7555361-4
BMW E60 E90 E91 N52 325i 525i 218HP Engine Control Unit ECU DME 7555361 Automatic
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. AT1T-18C815-BA
Radio Head Unit Ford Transit Connect 6000 CD Media Player Unit AT1T-18C815-BA
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8E0959655G
Air Module Audi A4 B6 B7 ECU Control Unit Crash Sensor Air 8E0959655G
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2218230050
Mercedes W221 Centre Console Telephone Keypad Control Unit Module A2218230050
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8378641
BMW 5 Series E39 Cable Loom Door Rear Left Right N/O/S Wiring Harness 8379119
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A1DC85
BMW G01 G08 G11 G12 Wireless Charger Console Phone Charging Module 5A1DC85
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1669000318
Mercedes-Benz A B Class W176 W246 Front Left N/S Door Control Unit Module ECU
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4L0971029J
Audi Q7 4L Door Card Wiring Harness Cable Loom Front Driver's Side 4L0971029J
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9193753-1
BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753
£313.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4L0971225D
Audi Q7 4L Positive Battery Terminal Cable 4L0971225D
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 04L906021BQ
Audi A4 B8 Engine Control Unit Module ECU 2.0 TDI CNHC 163HP 04L906021BQ
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9240946
MINI R55 R56 R57 LCI R60 R61 Cover Power Distribution Fuse Box 9240946
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6919354
BMW E60 E61 Stereo System Central Bass Subwoofer Right O/S 6919354
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8510249
Engine Wiring BMW E90 E91 LCI N47N Loom Harness Cable Automatic Gearbox 8510249
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0055422618
Rate Sensor Mercedes W212 ESP Yaw Rotation Control Unit Module A0055422618
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9266385-1
BMW F10 F11 On-Board Screen Central Information Display Monitor 10,25" 9266385
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8475125
Mini Cooper D F54 F55 F57 B37B 116HP Control Unit ECU DME Kit 8475125 Automatic
£398.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8380698
BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2059004433
Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Multimedia A2059004433
£218.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6826897
Wireless Charger BMW F06 F12 F25 Centre Console Phone Charging Module 6826897
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5C5937087F
Volkswagen New Beetle Body Control Comfort Unit Module BCM PQ25 5C5937087F
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A90876-2
BMW U06 Positive Power Cable Harness Wiring Underfloor Lead 5A90876
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9226357
BMW F20 F21 F30 TOP HIFI Loudspeaker Tweeter Harman Kardon 9226357
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2139008807
Mercedes W213 Entry Keyless Kessy Control Module Unit ECU A2139001810
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6836210
Telematics Control Unit Mini F54 F55 F56 F57 F60 Module 84106836210 6836210
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8582281-1
BMW F22 Coupe 218d Diesel N47N 143HP Engine Control ECU Kit DDE 8582281 Manual
£332.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8E0907279K
Audi A4 B7 Body Control Module BCM Comfort Control Unit Power Supply 8E0907279K
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 059911023S
Volkswagen Touareg 7L 3.0 TDI Starter Motor 12V 059911023S
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6908307
BMW E46 Convertible Alarm System Sensor Anti-Theft Module Control Unit 6908307
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6401500534
Mercedes W245 B 180 CDI OM640.940 109HP Engine Control Unit ECU A6401500534
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7350697-2
BMW X1 F48 Rear Light Lamp Trunk Tailgate Left N/S Loom Harness Wiring 7350697
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9167198
BMW 1 3 Series E81 E87 E92 E93 Towing Tow Bar Trailer Hook Module Control Unit
£70.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8510221
BMW E90 E91 LCI E92 330d Diesel N57 Engine Control Unit DDE 8510221 Automatic
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 2831300QAB
Nissan Primastar Display Unit Screen Monitor Navigation 2831300QAB
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0907063DG
Audi Q5 8R Body Control Comfort Unit Module Unit 8K0907063DG
£42.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. AC1112A650BC-1
Ford Transit MK7 2.2 TDCI P8FA Diesel Engine Control Unit ECU AC1112A650BC
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9257098
BMW F10 F11 F20 F21 F22 F30 F31 Front Seat Control Module ECU 9257098
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1779007316
Mercedes W177 Front Door Control Module Left N/S Unit ECU A1779007316
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4G0907697J
Audi A7 4G A6 C7 Daytime Running Lights DRL LED Headlight Module Unit 4G0907697J
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8E1971029AF
Audi A4 B7 Front Door Card Wiring Harness Loom Cable Passenger Side 8E1971029AF
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 3457390
Mini Countryman R60 Footwell Light Module High EKS ECU LEAR PL3 FRM3R 3457390
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8489647-2
Mini Cooper F55 F56 B38 1.5 136HP Engine ECU Kit DME 8489647 BDC Key Manual
£332.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9143270
Mini Cooper One R50 R53 Loudspeaker Rear 65136801101 6801101
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8515466
Engine Wiring BMW E90 E91 LCI 318d N47N Diesel Manual Cable Loom Harness
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9159129
Head Unit BMW X3 E83 Z4 E85 Mini R50 DVD GPS Navigation System Computer 9159129
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7857786
BMW F09 F10 F12 F13 Differential Locking Module Control Unit ECU 7857786
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9226331
BMW E87 LCI ECU Body Control Module Unit H2 9226331
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8517874-8
BMW F20 118d F30 318d N47N 143HP Engine ECU Kit DDE 8517874 + Key + FEM + Lock
£189.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 9174269
BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2059009421
Mercedes GLC X253 Seat Control Unit Module ECU Front Right O/S A2059009421
£70.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6994555
Camera Module BMW F10 F20 F12 F87 Reversing Camera Rear View Control 6994555
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8519668-2
BMW E90 E91 LCI 320d N47N 163HP Engine Control Unit ECU DDE 8519668 Automatic
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8704670
BMW F40 F44 F70 F74 F78 G30 G31 G32 G70 Relay Unit 8704670
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2115457301
Mercedes C219 Front Fuse Box SAM Relay Control Module A2115457301
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4H0951253E
Audi Q7 4M Engine Relay 4 Pin 40A 4H0951253E
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0035423019-1
Power Relay Control Mercedes W176 W246 Module 4 Pin 12V 20A A0035423019 SET
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8E5035223D
Audi A4 B7 Stereo Radio Sound Audio Amplifier Module Harman Becker 8E5035223D
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7621178-1
BMW E81 E87 LCI E90 N43 118i 318i ECU Kit DME CAS3 Key 7621178 Manual
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6421509078
Mercedes C219 CLS320 CDI OM642.920 224HP Engine Module ECU A6421509078 Automatic
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2038210197
Mercedes CL203 Cover Wiring Loom Cable Door Right O/S Protection A2038210197
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2198200226
Door Module Mercedes C219 Rear Door Left N/S Control Module A2198200226
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7266666
BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7266666
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9257490
BMW F10 F11 Radio Player Alpine CD Champ 2 Audio Head Unit 9257490
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9292656
BMW F20 F21 F22 F30 F31 F32 F36 Front Electronic Module Control Unit FEM 9292656
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8X0907357B
Audi A1 8X Q3 8U Headlight Head Lamp Range Control Unit Module ECU 8X0907357B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2139004711
Mercedes W213 W222 Tailgate Bootlid Comfort Module Control Unit A2139004711
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8676533-2
BMW F30 F31 F33 F34 B48 184HP Engine Control Unit ECU DME Kit 8676533 Automatic
£503.95
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 .