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.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. 8510592-6
BMW E81 E88 E90 LCI 118d 318d N47 143HP ECU Kit DDE 8510592 CAS3 Key Manual
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0035420219-2
Mercedes W639 W906 Relay 5-Pin Control Unit 12A Blue SET X2 A0035420219
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A9078203000
Mercedes Sprinter W907 Double Seat Seatbelt Buckle Wiring Cable A9078203000
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0959754H
Audi A5 8T Remote Button Smart Key Fob Unit 8K0959754H
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0907064KB
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064KB
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8R0035223H
Audi A4 B8 A5 8T Q5 8R Audio Amplifier Sound Module Control Unit 8R0035223H
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 03F906070GN-2
Audi A1 8X 1.2 TFSI CBZA 86HP Engine Control ECU Kit 03F906070GN Manual
£170.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 9366920
Mini F55 F56 PDC Parking Distance Sensor Module Control Unit ECU 9366920
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4K0906121D
Fuel Pump Control Audi A4 B9 A5 F5 A6 C8 Pump Unit Module ECU 4K0906121D
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K1907115M
Audi A4 B8 A5 8T 1.8 TFSI CDHB 160HP Engine Control ECU 8K1907115M Automatic
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9380982
Mini F55 F56 Telematic Telephone Cell Phone Control Module Unit ECU 9380982
£104.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8V0906259J-1
Audi S3 8V 2.0 TFSI DJHA 310HP Quattro Engine Module ECU Set 8V0906259J
£284.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 06M907309G-1
Audi Q7 4M 3.0 TDI 340HP DCBD Quattro Engine Module ECU Kit 06M907309G Automatic
£712.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M0959595N
Audi Q7 4M Rear Door Control Module Unit ECU Left Right N/O/S 4M0959595N
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M0959593N
Audi Q7 4M Front Door Control Module Unit ECU Driver's Side 4M0959593N
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M0959592N
Audi Q7 4M Front Door Module Control Unit ECU Passenger Side 4M0959592N
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4KE907468J
Audi Q7 4M Gateway Interface Control Unit Module ECU 4KE907468J
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M2035070C
Audi Q7 4M CD Player Radio Multimedia Audio Head Unit 4M2035070C
£284.95
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. 4M8907777CA
Audi Q7 4M Air Suspension Adjustment Module Control Unit ECU 4M8907777CA
£218.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4N0907063ME
Audi Q7 4M Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907063ME
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4KE959655H
Audi Q7 4M Air Module Control Unit ECU SRS Module Unit 4KE959655H
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 02M911023
Audi TT 8N Mk1 1.8T Petrol Engine Starter Motor Assembly 0001121022 02M911023
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M0937513J
Audi Q7 4M Fuse Relay Box Module Electrical Control Unit 4M0937513J
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5Q0907530AM
Audi A3 8V VW Passat B8 Gateway Control Unit Module 5Q0907530AM
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6549009400-4
Mercedes W447 W907 W910 150HP OM654.920 Engine Control Module ECU A6549009400
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8512043-7
BMW E90 E91 LCI 318d N47N 143HP Engine Control Unit ECU DDE 8512043 Automatic
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8573258-12
BMW F20 F30 F31 118d 318d N47N 143HP Engine Control ECU DDE 8573258 Automatic
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4M0010006B
Audi Q7 4M Fuse Box Battery Terminal Cover Housing 4M0010006B
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6421509779-1
Mercedes C219 CLS 320 CDI OM642.920 224HP Engine Control ECU Set A6421509779
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 03C906016F
Audi A3 8P 1.4 TFSI CAXC 125HP ECU Engine Control Unit 03C906016F Manual
£118.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6857208
Parking Distance Assistant BMW 20 F21 F30 F31 F36 Control Unit Module 6857208
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1K0937125C
Fuse Box Audi A3 8P Volkswagen Golf Mk5 Cover Trim Panel Housing 1K0937125C
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8638784
Mini One F55 F56 B38 102HP Petrol Engine Control Unit ECU DME 8638784 Manual
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9364636
Body Domain Controller Mini F54 F55 F56 F60 ECU BDC Control Unit Module 9364636
£142.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. A0035421619-1
Mercedes W177 Relay 052 Fuse Box Relay Slot B D E 70A Tyco SET X2 A0035421619
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0035421019-1
Mercedes C117 GLA X156 ML W166 W176 W246 Relay 5 Pins Yellow Set A0035421019
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2208200864-2
Mercedes W220 Rear Tail Light Lamp Side Wiring Plug Cable Right O/S A2208200864
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2208200764-2
Mercedes W220 Rear Tail Light Lamp Side Wiring Plug Harness Left N/S A2208200764
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8519009-2
BMW X1 E84 20d Diesel N47N 163HP Engine ECU Kit DDE CAS3 + Key 8519009 Manual
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A9064460442
Mercedes W639 Air Module System Control Unit ECU A9064460442
£61.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4G5035225
Audi A6 C7 Aerial Roof Booster Antenna Amplifier AMP 4G5035225
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. RHD-8583564
Gearbox Wiring Loom BMW X5 F15 X6 F16 Diesel N57 Wire Harness Engine 8583564
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6956750
BMW E87 Control Unit PDC Parking Sensor Module Nautikblau Blue - A21 6956750
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6398200789
Mercedes W639 CD Player Radio Audio Head Unit A6398200789
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6398201189
Mercedes W639 Remote Control For Screen And DVD Player A6398201189
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6394460132
Mercedes Vito Viano W639 Side Sliding Door Control Unit Module A6394460132
£237.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 7589971-15
Mini Cooper R55 R56 N12 120HP Engine Control Unit ECU DME 7589971 Automatic
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8518569-5
BMW F20 F21 F30 F31 N47N 118d 318d 143HP Engine Control ECU DDE 8518569 Manual
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A0325454232
Mercedes W203 Computer Gearbox Transmission Control Unit ECU A0325454232
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2118201485
Mercedes W203 Bluetooth Hands-free Mobile Phone Adapter A2118201485
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9243626
BMW X3 F25 EPS Control Wiring Harness Loom Cable 9243626
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2049060805-1
Mercedes S204 Estate Rear SAM Control Module Unit Fuse Box A2049060805
£61.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A53059
Heater Module BMW F40 F44 Air Conditioning System Control Unit ECU 5A53059
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A43DE2
BMW F40 Body Domain Controller BDC Control Unit Module ECU 5A43DE2
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2479002513
Telematic Control Module Mercedes W447 W907 W910 Telematics Unit A2479002513
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. MMI2G-CARPLAY-A1
Audi A1 8X Bluetooth Interface CarPlay MMI Retrofit Multimedia Unit Set MMI2G
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8P0035192SX
Audi A3 S3 8P Radio Media GPS Sat Audi Navigation Plus Unit 8P0035192QX
£199.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2204451900
Mercedes W220 Central Gateway Control Unit Module ECU A2204451900
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8589145-15
BMW F20 LCI 116d B37 Engine ECU Kit DDE FEM + 2 Keys + Lock 8589145 Manual
£227.95
Free delivery - Wed, Dec 17
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. A2118206485
Nokia Module Mercedes W220 W211 Phone Control Unit A2118206485
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2205404208
Mercedes W220 Rear PDC Parking Sensor Wiring Loom A2205404208
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5Q0937084CF
Audi A3 8V BCM Body Control Module Unit ECU 5Q0937084CF
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 04E907309AC-1
Audi A1 8X 1.4 TFSI CZCA 125HP Engine ECU Kit BCM Lock + Key 04E907309AC Manual
£142.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 04L906021HA-1
Audi A6 C7 2.0 TDI DDDA 190HP Engine ECU Kit BCM2R + Key 04L906021HA Automatic
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9824601180-1
Citroen Relay III 2.2 DW12RUD Engine Module ECU Kit Ignition + Key 9824601180
£417.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 46857478
Citroen Relay III Negative Battery Cable Wiring Lead 46857478
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 521839170
Citroen Relay III Parking Sensor Control Module Unit 521839170
£123.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1440838380
Citroen Relay III Antenna Amplifier Aerial Module Booster Unit ECU 1440838380
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 04E907309AC
Audi A1 8X 1.4 TFSI CZCA 125HP Engine ECU Kit Lock + Key 04E907309AC Manual
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7357564830
Citroen Relay 35 L Steering Column Cluster Wiper Switch Stalk Control 7357564830
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 957980
Citroen Relay III Electric Wiring Harness Cable Plug 957980
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6800903-2
Mini R50 R52 R53 Steering Wheel Horn Switch Left Right N/O/S Set 6800903
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4H0907801M
Audi A6 C7 Parking Brake Module Handbrake Actuator Control Unit 4H0907801M
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9107381
Mini F54 Kafas Camera Control Module Unit ECU 9107381
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A08BD4
Smart Opener Control BMW F40 X5 F95 X6 F96 G06 Tailgate Unit Module ECU 5A08BD4
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5B32771-1
BMW F40 F44 M135i M235i xDrive 306HP Engine Module ECU Kit DME 5B32771 BDC + Key
£759.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8676405
BMW F40 F44 F45 F46 Starter Motor 8676405 8580390
£137.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7928694
BMW F40 Remote Control Radio Receiver Unit 434 MHz 7928694
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5B4BE95
BMW F40 Climate Control Unit Module 5B4BE95 6411160466
£123.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. RHD-5A2DA15
BMW F40 Power Steering Rack Wiring Harness Loom Cable 5A2DA15
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 3413934-2
BMW X3 E83 Rear Bumper Wiring Loom PDC Harness 1452049
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5B4DB79
Audio System Amplifier BMW F40 F44 G20 G21 RAM21 Module Control Unit 5B4DB79
£322.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1648705594
Mercedes ML W164 Radio Player Audio Stereo CD Player Head Unit A1648705594
£237.95
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. 9285505
Distribution Junction BMW X5 X6 F15 F16 Power Battery Control Unit 9285505
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9399269
BMW X5 F15 Front KaFAS Camera Speed Limit Control ECU Module Unit 9399269
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1K0971250AP
Audi VW Seat Skoda Battery Alternator Cable Lead Ground Clamp 1K0971250AP
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1K0906093F
Fuel Pump Control Audi A3 8P VW Golf Mk6 Relay Module Unit ECU 12V 1K0906093F
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9242670
DVD Changer BMW F01 F10 F11 F12 F20 F30 Disc Changer Control Unit 9259800
£142.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. RHD-9287232
BMW X3 F25 Head Up Navigation Multimedia Screen Display Unit 9287232
£256.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2139009626
Mercedes W213 Amplifier Audio Control Unit Module Premium Sound A2139009626
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6962581
BMW E87 Cables Set Wiring PDC Parking Sensor Front Bumper 6962581
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4G0035061Q-1
Head Unit Audi A5 8T Q5 8R Multimedia Radio Control Unit Module 4G0035061Q
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8R0907468T
Audi Q5 8R Gateway Module Control Unit ECU 8R0907468T 8R0907468C
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 28100-0W080
Starter Motor Mini Cooper One R50 R53 1.4 Diesel Engine 28100-0W080
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 4H4907357D
Audi A6 C7 Headlight Head Light Lamp Range Control Unit Module ECU 4H4907357D
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8V0906259F-1
Audi A3 S3 8V 2.0 TFSI CJXC 300HP Quattro Engine ECU Kit 8V0906259F BCM + Key
£189.95
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 .