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. 7P5971204
Porsche Cayenne 92A Heated Windscreen Washer Cable Wiring Harness 7P5971204
£32.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. 6929760-1
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A37035
BMW i4 G26 Gran Coupe Front Driver's Door Wiring Harness Right O/S 5A37035
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2189009003
Mercedes CLS C218 Front Headlight Xenon Ballast Control Module Unit A2189009003
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. RHD-A1664404337
Mercedes C292 Positive Cable Battery Starter Alternator Plus Wiring A1664404337
£70.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9381105
BMW F20 Fuse Box Control Unit SAM Module Relay 9381105
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2465409934
Mercedes W176 Door Harness Left Right N/O/S Rear Door Wiring Loom A2465409934
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6089001500-2
Mercedes W177 A180d 116hp OM608.915 Engine ECU Kit A6089001500 Key Lock
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2049007508
Mercedes W204 Display Screen Monitor Radio Sat Nav Navigation Unit A2049007508
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1K0971121AP
Volkswagen Golf Mk5 Front Door Wiring Harness Loom Electrical Cable 1K0971121AP
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8510829-3
BMW E90 E91 LCI 320d N47N Engine Basic DDE 8510829 Control Unit Manual
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1S0919275-PHB
Audi A3 8P PDC Parking Distance Control Sensor Module Unit ECU Phantom Black Z9Y
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1698207326
Mercedes-Benz A B Class W169 W245 Door Control Unit Left N/S Front A1698207326
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7H0907655A
Audi TT 8J Yaw Rotary Rate Sensor Speed Cluster Sensor 7H0907655A
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2474703702
Mercedes W177 W247 Solenoid Valve Line Pipe Hose Starter A2474703702
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9387262
FEM Module BMW F20 F21 F22 F30 F31 F32 F36 Body Control Unit ECU LR01 9387262
£94.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 4H0907145
Audi A6 C7 Air Suspension Level Height Adjustment Module Control Unit 4H0907145
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6980089
BMW 5 Series E60 E61 Alarm System Unit Ultra Sonic Module 6980089
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1779005505
Door Module Mercedes W177 W247 Rear Left Right N/O/S Control Unit A1779005505
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8W0907159J
Audi A4 B9 A5 F5 Impact Sound Actuator Control Module 8W0907159J
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6955927
BMW 3 X1 Series E84 E91 E91N LCI Control Unit Sliding Lifting Roof 6955927
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9267214
BMW F20 F21 F22 F30 F31 F32 F33 F34 Air Control Unit Module ECU 9267214
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9394665
BMW F10 Footwell Light Module Control Unit ECU 9394665
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9191408
BMW X1 Series E84 Wiring Cable Loom Set Rear Door Left Right N/O/S 9191408
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9195246
Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246
£28.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. 5A24637
Basic Navigation Mini Cooper F60 LCI Countryman Satnav Unit Headunit 5A24637
£332.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A9070005999-1
Mercedes Sprinter W907 W910 Door Wiring Loom Cable Harness A9070005999
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K2907115AE
Audi A4 B8 A5 8T 2.0TFSI CDNB Quattro 180HP Engine Unit ECU 8K2907115AE Manual
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8639595-12
BMW F30 F31 F32 328i 428i N20 245HP Engine Control ECU DME 8639595 Automatic
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 2G0907451E
VW Volkswagen Polo Mk6 Dashboard Light Sun Solar Sensor Unit 2G0907451B
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8K0959793
Audi A5 8T Door Module Control Unit ECU Front Driver's Side 8K0959793
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. BK2T-14B446-DF
Ford Transit Custom Front Panel Catch Cable Wire Harness BK2T-14B446-DF
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1645400182
Mercedes ML W164 GL X164 Fuse Box Cover Trim Panel Cap A1645400182
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6G9T-14B192-CA-1
Ford Fiesta Transit Mk7 Relay 4-Pin Black FoMoCo Unit SET X2 6G9T-14B192-CA
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9259021
BMW F01 F07 F10 F11 F12 Camera Module Based Assist Systems Control Unit 9259021
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A37073
BMW i4 G26 Gran Coupe Electric Front Door Wiring Harness Left N/S 5A37073
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-3416118
BMW X3 Series E83 2.0d 3.0d Instrument Cluster Speedo Clocks Diesel 3416118
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8474730-4
BMW F20 F21 F30 F31 LCI 120d 320d B47 190HP Engine ECU Kit DDE 8474730 Automatic
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1669061202
Mercedes W221 Fuse Box Control Unit Module Relay A1669061202
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2139002808
SAM Module Mercedes W213 S213 Control Unit Front ECU A2139002808
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6519007401-2
Mercedes W204 C250CDI Blue Efficiency OM651.911 204HP Engine ECU A6519007401 Key
£161.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. A2049000607
Mercedes W204 W207 Air Suspension Module Regulation Control Unit A2049000607
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-6J4971120CL
Seat Ibiza 6J Door Wiring Front Right O/S Harness Loom Cable 6J4971120CH
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. RHD-5A065D4
BMW F40 F44 Multimedia Radio Sat Nav Screen Display Head Unit 5A065D4 12822810
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2034404532
Mercedes CLC-Class CL203 Rear Parking Sensor Wiring Loom Cable PDC A2034404532
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9153136
BMW F01 F02 F03 LCI Holder Bracket Control Telematics Unit 9153136
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8715740
BMW F32 F33 F87 M2 Telematics Control Module Unit ECU 8715740
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2045407135
Earth Ground Cable Mercedes W204 C207 Line Strap Battery Lead A2045407135
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1648701589
Mercedes ML W164 Aerial Antenna Amplifier Module Unit A1648701589
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2049004306
Mercedes W204 Navigation CD Player COMAND Radio Sat Nav Head Unit A2049004306
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2229067403-1
Mercedes W177 W247 M260 Exhaust Control Valve Flap Actuator Drive A2229067403
£132.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 1K0937125B
Audi A3 8P 2.0 TDI CBAB Fuse Box Power Distribution Engine Bay 1K0937125B
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8572458
BMW F07 GT 535d N57Z 313HP Engine ECU Kit DDE 8572006 CAS4 + Key Automatic
£474.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 06A906033JL
Audi A3 8P 1.6 Petrol MPI 102HP BSE Engine ECU Kit 06A906033JL Ignition + Key
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8377415-1
BMW 5 6 Series E60 E61 E63 E64 Fuel Fillter Flap Cover Actuator 8377415
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2049069701-2
Mercedes W204 Radio Stereo CD Player Audio Sat Nav Head Unit A2049069701
£56.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. 6904165
BMW X5 E53 Front Dashboard Centre Console Lighter Wiring Loom Harness 6904165
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2059004521
Door Module Mercedes W205 GLC C253 Rear Left N/S Control Unit ECU A2059004521
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8E0035456C
Audi A4 B7 Telephone Aerial Antenna Signal Amplifier Module 8E0035456C
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9309990
Mini F57 Cabrio Antenna Aerial Amplifier AM / FM Rear Unit Module FM2 9309990
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. AM5T-19A391-AA
Ford C Max Bluetooth Micro Phone Module Speaker Wiring Loom AM5T-19A391-AA
£37.95
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
Part no. 9236519
BMW 1 Series E81 E87 LCI Front PDC Parking Distance Control Loom Wiring 9236519
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A1645402372-1
Mercedes W164 W251 Fuse Box Fuse And Relay Module Rear Unit A1645402372
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 02M911024R
Seat Ibiza 6J Starter Motor Petrol Engine Electrical Unit Actuator 02M911024R
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9350707
BMW F15 I01 Mini F55 F56 F57 PDC Module Parking Assistant Control Unit 9350707
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8513250-3
BMW F10 F11 520d Diesel N47N 184HP Engine ECU Kit DDE 8513250 CAS4 Key Automatic
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9378012
BMW G30 G31 F90 Head Up Display Dashboard Car System Screen 9378012
£222.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8518633
BMW F10 F11 535d F13 640d N57Z 313HP Engine Unit ECU DDE 8518633 Automatic
£142.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. 5DS010161
Audi A8 D4 Trailer Hook Tow Bar Control Module Unit 5DS010161
£108.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6944875
BMW E36 Z4 E85 Z3 Module Radar Burglar Alarm Sensor 6944875
£13.95
Free delivery - Wed, Dec 17
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 - Thu, Dec 18
If paid before 14:00
Part no. 4H0035666L
Audi A8 D4 4H Multimedia Radio Sat Nav CD Player SD SIM Head Unit 4H0035666L
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A68279
BMW i4 G26 Hybrid Electric Negative Battery Lead Cable Wiring Terminal 5A68279
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 5A37095
BMW i4 G26 Gran Coupe Electric Rear Door Wiring Harness Right Left N/O/S 5A37095
£42.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6866990
Airbag Module BMW F01 F02 LCI F10 F11 F13 Air Bag ECU ICM Control Unit 6866990
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A6401507934-1
Mercedes W169 W245 A180 B180 CDI Engine Control Module A6401507934 Automatic
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8516739-5
Mini Cooper D R55 R56 LCI R60 N47N Engine ECU Kit DDE 8516739 CAS3 Key Manual
£227.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8702093
Mini Cooper F54 F55 F56 F57 Head-Up Display Hud Project Dash Screen 8702093
£161.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. rhd-A2075400710
Battery Cable Mercedes W204 W207 Starter Alternator Wiring Harness A2075400710
£13.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. A1679050700
Mercedes W177 Crash Impact Sensor Front Door Left Right Unit A1679050700
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9226365
BMW F10 F11 Head Unit Basis Media Navigation System Controller Headunit 9226365
£75.95
Free delivery - Wed, Dec 17
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 - Wed, Dec 17
If paid before 14:00
Part no. 8R0919604
Audi A5 8T Multimedia Radio Sat Nav Screen Display Head Unit 8R0919604
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9230455
BMW E81 Footwell ECU Light Control Module Basis PL2 FRM3R Lear 9230455
£104.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. A2079001100
Door Module Mercedes C207 W207 Front Left N/S Control Unit ECU A2079001100
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 8506566-6
BMW E90 E91 LCI 320d N47N 163HP Engine Unit ECU Kit DDE 8506566 CAS3 Key Manual
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6839821
Battery Cable BMW G01 G02 F97 F98 Positive Plus Pole Lead L= 712MM 6839821
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9395949-1
Radio Player Mini F54 F55 F56 Stereo Head Unit Module Alpine 9395949
£94.95
Free delivery - Thu, Dec 18
If paid before 14:00
Part no. 6920822
BMW X5 Series E53 Body Control Module Unit ECU GM III 61356920822 6920822
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9273666
BMW F33 F83 M4 Convertible Rear Antenna Aerial Amplifier AM/FM 9273666
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 9234421
Fuse Box BMW F01 F02 F07 F10 F11 Power Distribution Front 9234421
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 6929715
BMW 1 Series E81 E87 E87N Positive Battery Lead Cable 61126929715 6929715
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00
Part no. 7595179
BMW E81 E87 LCI E90 E91 Petrol N43 Engine Control Unit ECU DME 7595179 Manual
£66.95
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 .