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. 8715685
BMW F40 Mini F55 F56 Mid Range Sound Speaker Front Door Stereo 8715685
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. rhd-9287541
Head Up Display BMW F30 F31 Hud Projector Dash Screen Control Module 9287541
£75.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8518268-2
BMW E90 E91 LCI 318d Diesel 143HP N47N ECU Kit DDE 8518268 + CAS3 + Key Manual
£75.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7823731
BMW E84 E90 E91 LCI 320xd N47 Cable Alternator Starter Base B
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9247386
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9247386
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9343304
BMW X5 F15 X4 F26 Antenna Aerial Diversity Trap Circuit Control Module 9343304
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. rhd-6907519
BMW 7 Series E65 E66 E67 Battery Lead Cable Plus Positive Pole 6907519
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9381837
BMW X1 F48 Mini F55 F56 Air Module Control Unit ECU 9381837
£70.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9277250
BMW X5 E70 LCI Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9277250
£123.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8486560
BMW F40 Steptronic Double Clutch Gearbox Transmission Control Module 8486560
£189.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9232163
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 Lear 9232163
£32.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9259469
BMW X3 F25 Fuse Box Power Distribution Control Unit Module Rear 9259469
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8510829-2
BMW E90 E91 LCI N47N 320d Engine ECU KIT DDE CAS 3 + Key 8510829 Automatic
£189.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9273182
BMW X5 E70 X6 E71 Navigation System Car Computer CIC DAB 9273182
£332.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7248172
BMW 5 Series F10 F11 Drive Window Lifter Motor Front Rear Right O/S 7248172
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9315682
Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
£94.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7645837
BMW i3 I01 Electric Gearbox Gear Shifting Actuator Module Unit 7645837
£94.95
Free delivery - Wed, Dec 24
If paid before 14:00
Part no. 0445684-1
BMW 1 3 E81 E87 E90 E91 E92 HiFi Audio Speaker Retrofit Wiring Loom Cables Set
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9366166
Audio Amplifier BMW F10 F11 F12 F13 Harman/Kardon Top HIFI System Unit 9366166
£522.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8797551
BMW X1 F48 Door Cable Front Right O/S Wiring Loom Harness 8797551
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8797572
BMW X1 F48 Door Cable Front Left N/S Wiring Loom Harness 8797572
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6944104
BMW X5 E53 Receiver Heating Remote Control 6944104 70545B
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. rhd-7812746
Engine Wiring BMW X1 E84 20dX Loom Harness Module Manual 7812746
£75.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. X3 E83 Rear Wiring Loom PDC-1
BMW X3 Series 1 E83 Rear Bumper Wiring Loom PDC Harness Parking Sensor
£28.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7857551
Battery Cable BMW F80 M3 F82 M4 Wire Lead Positive Alternator Starter B+ 7857551
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
-15%
Part no. 6874337
BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6874337
Promo price
£51.95
£44.16
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9286885
BMW Z4 E89 LED Footwell Control Module ECU 9286885
£85.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7580334
Earth Ground Cable BMW F10 F11 F13 F01 Battery Cable Engine Wiring 7580334
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9381105
BMW F20 Fuse Box Control Unit SAM Module Relay 9381105
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7811702-2
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Manual
£142.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8512292-1
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE 8510832 + CAS3 + Key Manual
£108.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6968037
BMW 1 Series E87 ECU Body Control Module Unit H2 PL2 JBBFE 61356968037 6968037
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6944875
BMW E36 Z4 E85 Z3 Module Radar Burglar Alarm Sensor 6944875
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6993311
Seat Module BMW F20 F32 F33 Control Unit Front Left Right N/O/S 6993311
£94.95
Free delivery - Wed, Dec 24
If paid before 14:00
Part no. 9227186-1
BMW E93 ECU Body Control Module Unit PL2RR JBBFE IIIR H3 Junction Box 9227186
£70.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. rhd-7570604
BMW 1 3 Series E81 E90 E91 N45N N46N Engine Gearbox Wiring Harness Module
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9246357
BMW F07 GT Central Gateway Module ECU Control Unit Lear ZGW-01 High 9246357
£28.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9120788
BMW 5 Series E60 E61 Wiring Loom Harness Passenger Side 9120785
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9202014
BMW F10 F11 X5 E70 F13 Windscreen Rain Light Solar Sensor Control Unit 9202014
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6917455
BMW 6 Series E63 E64 Aerial Antenna Multi-Band Right O/S 6917455
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8513161-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Kit DDE 8513161 CAS4 2 Keys
£237.95
Free delivery - Wed, Dec 24
If paid before 14:00
Part no. 9230404
BMW X1 Series E84 Rear Bumper PDC Cables Wiring Loom Set 9230404
£47.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9861558-1
Rain Sensor BMW F20 F21 F30 F31 Windscreen Light Solar Condensation Unit 9861558
£32.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8714403
BMW 1 Series F40 Driver Side Door Cable Harness Wiring 8714403
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7841705
BMW E60 M5 E63 E64 M6 V10 S85 Hall Sensor 7836160
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9301523
BMW 5 Series F07 F10 F11 CAS4 Control Unit Key Reading Module 9301523
£66.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8570625
BMW 5 Series E60 A/C Pressure Sensor 8570625
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7243564
BMW F20 F30 Front Sport Seat Backrest Heating Mat Element 7243564
£42.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9289213
Head Unit BMW F20 F21 F30 F31 Professional Navigation Sat Nav Unit 9289213
£189.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9362395
BMW F20 F30 F31 F34 Electrical Body Control Unit Module REM V2 9362395
£32.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9133177
BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9133177
£80.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9354758
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK Mid 9354758
£42.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6977681
BMW E60 E61 E63 X3 E83 F25 Cigarette Lighter Power Socket 12V 6917701
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6858700
Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Control Unit Air Bag 6858700
£61.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7317513
BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7317513
£28.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8661071
BMW Mini Cooper F55 F56 F57 Integrated Supply Module Z11 8661071
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8571349
BMW F20 F21 F30 LCI F22 F32 G30 X3 F25 Starter Acoustic Vibration Plug 8571349
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8516753-1
BMW F01 730d F07 530d N57 245HP Engine Unit ECU Kit DDE 8516753 Automatic
£151.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9894913-1
BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 9894913 FEM + 2 Key
£569.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6982402-1
Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402
£47.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 1378238-1
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6850783
BMW F01 F02 LCI F06 F10 F11 F13 ECU ICM Control Unit Module Airbag 6850783
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6879834
Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. rhd-7510828
BMW 7 Series E65 735i 745i Petrol N62 Alternator Starter Wiring Cable 7510828
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6860729
VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729
£94.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8383185
BMW X5 7 Series E38 E53 Control Unit Illuminated Door Handle 8383185
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6857262
Air Module BMW F01 F02 LCI F10 F11 F13 ICM SRS Control Unit ECU Bosch 6857262
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9470037
Differential Locking Module BMW F40 F48 Rear Axle Control Unit ECU 9470037
£66.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9227470
BMW 1 Series F20 F21 LCI Antenna Aerial Noise Suppression Filter 9227470
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9270393-1
Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6956744-2
BMW E81 E82 E87 E88 E90 E91 Ultrasonic Sensor SET X4 PDC Sydney Blue 6956744
£23.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 1378238-3
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8507885
BMW 1 3 Series F20 F30 Diesel N47N Wiring Harness Engine Gearbox Module 8507885
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9267421
BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7543157-7
BMW X3 E83 Z4 E85 3.0i M54 231HP Engine Control ECU DME 7543157 Manual
£94.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6805819
Active Sound Unit BMW F80 M3 F82 F83 M4 F87 M2 Control Module Design 6805819
£142.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7807530
BMW E60 E81 E87 LCI E90 120d 320d 520d N47 Engine Control Unit ECU DDE 7807530
£75.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6842986
BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 6842986
£18.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8606445
Wiring Harness BMW F20 F21 F30 LCI Motor Sensor System Module 1 8606445
£32.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9189906
BMW E88 E93 LCI Air Module Control Unit ECU 9189906
£28.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9289247
BMW F01 F02 F10 F11 CD Radio Head Unit CIC 9289247
£142.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9276096
BMW 5 6 7 Series F01 F10 F13 Antenna Aeral Amplifier Diversity 868 MHZ 9276096
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6913246
BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6913246
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8507912
BMW F30 F31 Engine Wiring Loom N47N Harness Automatic Gearbox 7549282
£56.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9263791
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9263791
£170.95
Free delivery - Tue, Dec 23
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 - Tue, Dec 23
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 - Tue, Dec 23
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 - Tue, Dec 23
If paid before 14:00
Part no. 8798221
Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8798221
£170.95
Free delivery - Tue, Dec 23
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 - Tue, Dec 23
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 - Tue, Dec 23
If paid before 14:00
Part no. 6988079
BMW X5 E53 Navigation System Video Module Control Unit High 6988079
£137.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8240500
Wiring Loom Cable BMW E46 X5 E53 X3 E83 Seat Occupancy Sensor 8240500
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8386674
BMW 3 5 Series E46 F30 G30 G31 Battery Cable Negative Cable Minus Cable 8386674
£20.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9243637
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9243637
£56.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8574372-2
BMW F30 F32 330d 430d N57N Engine Control Unit ECU Kit DDE 8574372 Automatic
£189.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9253482-1
BMW E91 Junction Box ECU Body Control Module H2 PL2RR JBBFE IIIR 9253482
£37.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 9371789
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9371789
£13.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 6964141
BMW 7 Series E65 E66 E67 Control Unit Module Door Front Driver Side 6964141
£13.95
Free delivery - Tue, Dec 23
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 .