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. A1779001218
Mercedes W177 Radio Stereo Sat Nav Navigation CD Head Unit A1779001218
£427.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7H0907299
Volkswagen Transporter T5 Engine Bay Cover For Main Fuse Box 7H0907300
£51.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-6R2971121JE
VW Volkswagen Polo 6R Passenger's Side Door Wiring Harness Loom 6R2971121JD
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A6519007500-19
Mercedes W204 C220 CDI 651.911 136HP Engine Unit ECU Kit A6519007500 Key Lock
£170.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 03L906018AJ
Audi A3 8P 2.0 TDI 170HP CFGB Engine ECU Unit Kit Key + Lock 03L906018AJ Manual
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2465453740
Mercedes-Benz A B Class W176 W246 Rear Fuel Pump Control Unit Bracket Holder
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9387147
BMW F30 LCI 330e B48X Positive Battery Cable Plus EME Loom 9387147
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6823070
BMW F45 Fuse Box Grouping Fuse Placement Map Card Diagram 6823070
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. NTG40-232-008
Mercedes W204 Radio Head Unit Screen Android Apple CarPlay NTG 4.0 232-008
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2055406921
Battery Wiring Mercedes X253 Diesel OM651 Alternator Harness Cable A2055406921
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2229002014
Mercedes X253 Door Module Rear Right Control Unit A2229002014
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9107381
Mini F54 Kafas Camera Control Module Unit ECU 9107381
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6925215
BMW E65 E66 E67 Control Unit Voice Input System Module 6925215
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8585727
Wiring BMW F21 F30 F34 F36 Diesel N47N Engine Gearbox Module Harness 8585727
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2045402610
Mercedes W204 Cable Harness Rear Door Panel Card Wiring Loom A2045402610
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 95B971226G
Porsche Macan 95B Engine Wiring Harness Cable Loom 3.0 TDI Diesel 95B971226G
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 4H0955557A
Porsche Macan 95B Front Crash Impact Sensor Air Module Control Unit 4H0955557A
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 03L906022MK-1
Audi A4 B8 2.0 TDI Diesel CAGA Engine Control Unit ECU Kit 03L906022MK Key
£189.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8V4971035CB
Audi A3 8V Sportback Front Driver's Door Loom Wiring Harness 8V4971035CB
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2074405433
Mercedes-Benz E W207 Cabrio A207 AdBlue Additive Fuel Tank Wiring Adapter Cable
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 03L906018SK-1
Audi A4 B8 2.0 TDI CJCD 150HP Engine ECU Kit 03L906018SK Key Lock Automatic
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7L0937401B
Audi Q7 4L Power Distribution Box Control Unit Plus Housing Cover 7L0937401B
£32.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2479002513
Telematic Control Module Mercedes W447 W907 W910 Telematics Unit A2479002513
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. rhd-8784916-1
Head-Up Display BMW F90 M5 G30 Hud Project Dash Screen Control Module 8784916
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2195404605
Mercedes C219 Rear Bumper PDC Wiring Parking Sensor Loom Harness A2195404605
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2466200514
Mount Support Mercedes W176 Battery Bracket Holder A2466200514
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. UM4667730
Mazda 6 GJ NAIS Relay Electrical Unit Module 4 Pin 12V Black UM46-67-730 Set x2
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 4L0919614C
Audi Q7 4L Navigation MMI Multimedia Control Panel Controller 4L0919614C
£474.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9368387
BMW F07 F10 F11 X6 F16 Rear Cabin Entertainment Audio CD DVD Player 9368387
£189.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7798875
BMW X5 Series E70 LCI Ventilation Grommet Unit Box Cover 7798875
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A1694710141
Mercedes W169 W245 Fuel Pump Cable Harness Bracket Mount Trim A1694710141
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 5N0035342B
VW Volkswagen Touran Golf Polo Interface Module Multimedia Control 5N0035342B
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8V4971036Q
Audi A3 8V Sportback Front Passenger's Door Loom Wiring Harness 8V4971036H
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8510137-2
BMW F10 F11 520d N47N 184HP Engine ECU Kit DDE 8510137 CAS 4 + Key Automatic
£142.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6833345
Mini F60 Crash Pressure Sensor Pedestrian Protection Control Unit Module 6833345
£47.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7619335
Mini One R56 LCI R60 N16 98HP Engine Control Unit ECU DME 7619335 Manual
£142.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A6079002300-5
Mercedes W176 180 CDI 607.951 109HP ECU Kit A6079002300 Key Lock Automatic
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 03E971612AE
Volkswagen Polo 6R Mk5 Engine Wiring Loom Harness Cable 03E971612AE
£118.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 7P5971104
Porsche Cayenne 92A Rear Bumper Park Sensor PDC Wiring Harness Cable 7P5971104
£37.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. GU5T-14B192-HA
Ford Transit Mk8 Relay High Power 5-Pin Grey FoMoCo GU5T-14B192-HA
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A1775404442
Mercedes C118 W177 W247 DC/DC Converter Cable Wiring Harness M260 A1775404442
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A1665402450-1
Mercedes ML W166 Fuse Box Front Relay Control Unit Module A1665402450
£47.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8792258
BMW X3 G01 Panorama Sunroof Roof Wiring Cable Loom Harness Cabling 8792258
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A0009005109
Mercedes W205 X253 Distronic Radar Sensor Cruise Control Unit Module A0009005109
£170.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 5Q0937615C
Audi A3 8V Fuse Relay Box Module Electrical Control Unit 5Q0937615C
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9389560
Aerial Trap Circuit BMW G30 X3 G01 Antenna Amplifier Module Control Unit 9389560
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A6394404906
Mercedes-Benz Vito W639 Loudspeaker Cable Wiring Loom Harness A6394404906
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 04L907309R-1
Audi A3 8V 1.6 TDI 110HP DBKA Engine ECU Kit Ignition + Key 04L907309R Manual
£142.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6854027
ICM Module BMW F12 Safety Module Airbag Sensor Control Unit 6854027
£127.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-A2315400508
Mercedes R231 Front Door Lock Wiring Harness Cable Right O/S A2315400508
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A1725400433
Electric Wire Mercedes SLK R172 M271 Alternator Prefuse Box Wiring A1725400433
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2229001814
Door Module Mercedes W205 X253 Rear Left N/S Control Unit A1698209126
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6927712
BMW E66 GPS Nav Sat Navigation Computer Module ECU System Head Unit 6927712
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A0038206926
Mercedes W221 Door Control Module Unit ECU Rear Left N/S A0038206926
£42.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6821593
NFC Module BMW G11 G12 Near Field Communication Control Unit 6821593
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A0009059300-MG
PDC Sensor Mercedes X156 Rear Parking Distance Mountain Grey Metallic - 787
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-5JC035727
Skoda Rapid NH1 USB AUX Port Socket Connection Media Adapter 5JC035727
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 070906016BL
VW Volkswagen Touareg 2.5 TDI BAC Engine Control Unit ECU 070906016BL Automatic
£75.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A4155401005
Mercedes Citan W415 Renault Kangoo Front Door Wiring Loom Left N/S 8200809160
£32.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6964142
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver-Side 6933266
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2048703994
iPod Interface Amplifier Mercedes W204 Module Control Unit ECU A2048703994
£47.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 191906383C-1
Audi VW Volkswagen Seat Relay Unit Module 4 Pins 191906383C
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8R0907468C
Audi A5 8T 2.0 TDI Gateway Control Module Unit ECU 8R0907468C
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 913463601
Seat Module BMW E65 Front Seat Control Unit Module ECU 913463601
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2168204726
Mercedes W221 Bluetooth Control Module Mobile Phone Interface A2168204726
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 4M0959792E
Audi A5 F5 Door Module Front Left N/S Control Unit Module ECU 4M0959792E
£37.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. rhd-A2126840137
ECU Holder Mercedes W212 Legroom Support Bracket Control Unit Module A2126840137
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9214813
BMW X5 E70 Safety Airbag Control Unit Module ECU X6 E71 Bosch 9214813
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 04L907309D-1
Audi A3 8V 2.0 TDI CRBC 150HP Engine Control Module Unit ECU 04L907309D Manual
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8580061
BMW F40 F48 Mini F55 F56 Battery Starter Cable Wiring Loom B47B B47D 8580061
£18.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8598759-4
BMW F20 F30 LCI 120d 320d 163HP B47 Engine Unit ECU Kit DDE 8598759 Automatic
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8T0959792K
Audi A5 S5 8T Door Module Control Unit Front Passenger Side 8T0959792K
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6919113-1
BMW E81 E82 E87 E88 E90 E91 E92 E93 F10 F11 F12 Black Relays 5 Pin Set 6919113
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. rhd-A2055400124
Mercedes W205 Fuse Box Relay Housing Cover A2055400124
£42.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7533651-10
BMW E60 Z4 E85 530i M54 192HP Engine Control Unit ECU DME Kit 7533651 Automatic
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2115406545
Mercedes W211 PDC Parking Distance Control Unit Module Parktronic A2115406545
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2129060605-1
Mercedes W212 Fuse Box Rear Relay Control Unit Electric Module SAM A2129060605
£70.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6992955
BMW F25 Footwell Light Control Module ECU Unit FRM3 TEMIC 6992955
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8574351-2
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 Manual
£113.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-8Y2971029S
Audi A3 8Y Front Door Wiring Loom Harness Cable Driver's Side 8Y2971029S
£70.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 4H0907441A
Audi A8L 4H Rear View Backup Camera Control Unit Module 4H0907441A
£32.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7619144
Engine Wiring BMW F10 F20 F21 F30 N20 Loom Harness Ignition Module 7619144
£47.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8678964
BMW X1 F48 Mini Cooper F55 F56 Engine Gearbox Module Wiring Cable Loom 8678964
£28.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8510832
BMW E90 E91 LCI N47N 318d 143HP Engine Control Unit ECU DDE 8510832 Automatic
£142.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. 8V0907159
Audi A3 RS3 8V Impact Sound Actuator Body Control Unit Module ECU 8V0907159
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8K5907401A-1
Audi A5 8T 3.0 TDI CDUC 245HP Diesel Engine Module ECU Kit 8K5907401A Automatic
£284.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9199305
KaFAS Camera BMW F10 F11 Rear View Control Unit Module 9199305
£75.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2059009827
Mercedes A205 Air Module Control Unit ECU A2059009827
£56.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. V23134-J59-X431
Mazda 6 GJ TYCO Relay Black Unit Module 4 Pin 12V V23134-J59-X431
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-5Q2971111R
VW Volkswagen Golf Mk7 Steering Rack Power Steering Box Gear Pinion 5Q2971111R
£23.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6C1T-14A076-CC
Ford Transit Mk7 Fuse Box Upper Cover Unit Housing Lid Trim Cap 6C1T-14A076-CC
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 03P906021AB-1
Seat Ibiza 6J 1.2 TDI CFWA Engine Unit Module ECU Kit 03P906021AB Manual
£142.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2135400200
Mercedes W205 W213 W238 Fuse Box Cover Control Unit Holder Bracket A2135400200
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A6421509777-1
Mercedes W221 S320 CDI 232HP Engine Control Module ECU Set A6421509777 Automatic
£222.95
Free delivery - Tue, Dec 23
If paid before 14:00
Part no. A2044406135
Mercedes W204 Door Harness Loom Cable Wiring Rear Right O/S A2044406135
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8380944-1
BMW E46 E65 E66 E67 Aerial Antenna Amplifier Radio Signal Trap Circuit 8380944
£13.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9263948
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9263948
£56.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8517862-6
BMW F20 F30 F32 120d 320d 420d N47N 184HP ECU Kit DDE 8517862 + Key + FEM Manual
£142.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6924879
Front Seat Module BMW E60 E61 E65 E66 Control Unit ECU 6924879
£13.95
Free delivery - Mon, Dec 22
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 .