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. 4F0907280A
Audi A6 C6 On Board Onboard Supply Module Control Unit ECU 4F0907280A
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 1K0907115J-1
Volkswagen Golf Mk5 1K V 2.0 TFSI BWA 200HP Engine Unit ECU 1K0907115J Automatic
£94.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A1779004800
Mercedes W205 C63 AMG 476HP M177.980 Engine Unit ECU A1779004800 Automatic
£617.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2118209689
Mercedes-Benz E-Class S211 Estate Antenna Amplifier Rear Right O/S A2118209689
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6820526
Head Unit BMW F20 F21 Radio Media GPS Sat Navigation Unit 6820526
£118.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5M0907357G
Audi Q3 8U Headlight Range Control Unit Module ECU 5M0907357G
£47.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 3180021E30
Suzuki SV650 Starter Relay Solenoid Electrical Control Unit Module 3180021E30
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2079002800
Mercedes W207 Convertible Door Module Front Right O/S Control Unit A2079002800
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 04C907309AE
Audi A3 8V 1.0 TFSI CHZD 115HP Quattro Engine ECU 04C907309AE Automatic
£28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9382516
PDC Module BMW F15 F16 F25 Mini F55 F56 Parking Assistant Control Unit 9382516
£32.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1729006613
Mercedes SLK R172 GPS Navigation System Screen Display A1729006613
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2125420018-MG1
Mercedes W169 W245 W204 W212 Parking Sensor PDC Set x2 Mountain Grey - 787
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 2G0941479A
Volkswagen Polo Mk6 Headlight Headlamp LED Control Module Right O/S 2G0941479A
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 704T-R1A-E025
Porsche Cayenne 92A Fuse Gruner 60A 12V 704T-R1A-E025
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8366625-1
BMW X5 E53 259 259R 259 R22 Connection Plug Relay Pink Tyco Set x2 8366625
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A4479004105
Mercedes W447 Tow Bar Towing Control Module Unit ECU A4479004105
£189.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4M0907566D
Audi S5 F5 Blind Spot Radar Distance Control Module Right O/S Master 4M0907590D
£132.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8W0947356E
Audi A5 S5 F5 Interior Door Panel Courtesy Light LED Wiring Harness 8W0947356E
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 95B971073N
Porsche Macan 95B PDC Wiring Parking Sensors Loom Front Bumper 95B971073AR
£132.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 1H0953227
Audi Seat Volkswagen Polo 6N Turn Signal Hazard Light Relay 191 1H0953227
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7329122
BMW F20 F23 F30 F36 Engine Compartment Mounting Parts Clips Set 7329122
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A0009058000
Windscreen Camera Mercedes W207 W221 Front Windshield Module Unit A0009058000
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4M1907468D
Audi A4 B9 Gateway Control Module Unit ECU 4M1907468D
Product currently unavailable
Part no. 8513559
BMW X3 F25 30dX N57N Engine Module Injector Wiring Cable Loom Harness 8513559
£237.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. A2128208726
Mercedes W212 Door Module Rear Left N/S Control Unit ECU A2128208726
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1765401707
Mercedes W176 Interior Roof Cable Ceiling Beam Wiring Loom A1765401707
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7625079
BMW i3 i01 Battery Degassing Control Unit Module 7625079
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9252334
BMW F12 Body Control Module ECU Junction Box PL6 JBBFE III V12 Lear 9252334
£85.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 284E75XA0A
Mercedes W470 Suspension Control Module Unit 284E75XA0A
£51.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8W6971030BF
Audi A5 F5 Front Door Wiring Harness Cable Passenger Side 8W6971030BF
£75.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6399003101
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399003101
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2049006413
Mercedes W172 W204 C207 Airmatic Air Suspension Damper Adjustment A2049006413
£94.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9312917
BMW X3 F25 Central Gateway Module Control Unit Lear 9312917
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8X0959792B
Audi A1 8X Door Module Control Unit Controller Front Passenger's Side 8X0959792B
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9335243
Head-Up Display Mini Cooper F54 F55 F56 F57 Hud Project Dash Screen 9335243
£161.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2195404505
Mercedes C219 Coupe Front Bumper Parking Sensor PDC Wiring Harness A2195404505
£85.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2123300135
Mercedes W212 Front Axle Suspension Wishbone Ball Joint Mount A2123300135
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8366625-2
BMW X5 E53 259 259R 259 R22 Connection Plug Relay Pink Tyco Set 4x 8366625
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. rhd-A2045450503
Mercedes W204 Fuse Box Cover Control Unit Holder Bracket A2045452147
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. RHD-5G4971161AR
VW Volkswagen Golf Mk7 Door Wiring Front Left N/S Loom Cable Harness 5G4971161AR
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2218703779
Mercedes W221 Dashboard Instrument Cluster PDC Panel Button Switch A2218703779
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4N0035446
Audi A3 RS3 8V Aerial Antenna Amplifier Control Module Unit 4N0035446
£94.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9150718
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9150718
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 07Z911023BX
Volkswagen Phaeton 3D Engine Starter Motor Acutator 5.0 V10 Diesel 07Z911023BX
£113.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 8P0035503M-1
Audi A6 C6 Bluetooth Antenna Module Control Unit ECU 8P0035503M
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. rhd-A2535400401
Mercedes X253 Alternator Wiring Harness Loom Cable Busbar A2535400401
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5H0963554
Volkswagen Golf Mk8 Rear Seat Bench Couch Occupancy Sensor Unit 5H0963554
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6511400800
Mercedes Sprinter W910 ECU Bracket Control Unit Module Holder Mount A6511400300
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7575579
BMW X5 X6 Series E70 E71 Cable Wiring Harness Rear Differential Axle 7575579
£46.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5A1BCD8
Blind Spot Sensor Module BMW G16 X4M F98 Distance Sensor Monitor Unit 5A1BCD8
£170.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8Y0971693D
Audi S3 8Y Sportback Rear Door Wiring Harness Loom Left Right N/O/S 8Y0971693D
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2118704785
Mercedes W211 Front Seat Memory Control Unit Module Left Right N/O/S A2118704785
£32.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2769007300-1
Mercedes C207 E400 BE M276.820 333HP Engine Control Unit ECU Kit A2769007300 Key
£379.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8576484
BMW X3 G01 G20 G21 G30 G31 Starter Acoustic Vibration Plug 8576484 8588900
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4G0907566J
Audi A7 4G Sportback Lane Change Assist Control Module Rear Left N/S 4G0907566J
£113.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2469005312
Mercedes X117 X156 W246 Relay Control Unit Module A2469005312
£61.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8736251
BMW X4M F98 X4 G02 X3 G01 Rear Fuse Box Power Distribution Fuse Box 8736251
£56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8366282-1
BMW Z1 Z3 E32 E36 E38 E46 X5 E53 Connection Plug Golden Brown Set x2 8366282
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 06K907425B-12
Seat Leon 5F FR 1.8 TFSI CJSA 231HP Quattro Engine ECU 06K907425B Automatic
£237.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2218201875
Mercedes W221 Aerial Antenna Control Unit Keyless Go Entry Module A2218201875
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8W6971029CR
Audi A5 F5 Front Door Wiring Harness Cable Driver's Side 8W6971029CR
£66.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8693361
BMW F87 M2 Engine Control ECU Kit DME 8693361 N55 370HP Key Dual Clutch
£759.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5H0971385F
Volkswagen Golf Mk8 CD1 Rear Seat Couch Wiring Harness Cable Loom 5H0971385F
£56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5WA971226B
Volkswagen Golf Mk8 1.5 eTSI Engine Voltage Converter Cable Wiring 5WA971226B
£47.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8V0906259J
Audi A3 8V S3 2.0 TFSI DJHA 310HP Quattro Engine ECU 8V0906259J Automatic
£189.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6519003203-5
Mercedes W906 310 CDI OM651.955 95HP Diesel Engine ECU Kit A6519003203 Key Lock
£332.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6C1T-14B056-AD
Ford Transit Mk7 Airbag Module ECU Control Unit Air Bag 6C1T-14B056-AD
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. rhd-A2128202913
Mercedes-Benz C E W204 W207 W212 Heater Matrix Electrical Wiring Cable Harness
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A9075402087
Mercedes W907 Starter Wiring Battery Alternator Cable Harness Loom A9075401305
£51.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2059051106
Mercedes W205 Antenna Aerial Amplifier Module Receiver AMP Unit A2059051106
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1725451000
Mercedes R172 Amplifier Audio Unit Mount Support Bracket Holder A1725451000
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. BK3T14401EWB
Ford Transit Mk8 TTG Fuse Box Module Unit BK3T14401EWB
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1665450403
Mercedes W166 Junction Fuse Box Cover Housing Positive Terminal A1665450403
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8576341-12
BMW F20 F30 F31 116d 316d 116HP N47N Engine Control ECU DDE Kit 8576341 Manual
£208.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8577839
BMW X3 F25 30dX Diesel N57N 258HP Engine Module ECU DDE 8577839 Automatic
£66.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6421508900-11
Mercedes W221 E350 CDI BE OM642 265HP Engine Control ECU A6421508900 Automatic
£189.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1185402504
Mercedes C118 Door Harness Rear Left N/S Door Wiring Loom A1185402504
£32.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5A0FAD2
BMW i4 G26 Air Conditioning Compressor Pump Wiring Harness Cable Loom 5A0FAD2
£94.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2465400308
Alternator Cable Mercedes W176 W246 OM651 Battery Prefuse Box A2465400308
£23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6J0857607A
Seat Ibiza 6J Front Interiorr Headliner Roof Grab Handle Right O/S 6J0857607A
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6955689
BMW 5 6 Series E60 M5 E63 M6 Telematics Bluetooth Control Unit Module 6955689
£94.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2078202810
Mercedes W207 Convertible Anti Theft Roof ITS TPS Sensor Module Unit A2078202810
£37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2129001929
Mercedes W176 Keyless Control Module Unit ECU A2129001929
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2218707393
Mercedes S350 W221 Seat Control Module Front Left N/S A2218707393
£18.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1645451840
Mercedes W164 ECU Control Unit Bracket Holder A1645451840
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. rhd-A1715400330
Mercedes SLK R171 Battery Cable Starter Alternator Wiring Harness A1715400330
£28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4G2907311C-1
Audi A7 4G8 3.0 TDI CRTE 218HP Quattro Engine ECU Kit 4G2907311C BCM2 + 2 Keys
£569.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 93457542
Radio Player Renault Trafic III Vauxhall Vivaro B Audio Head Unit 93457542
£180.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. RHD-A4705403401
Mercedes X470 Front Door Harness Cable Wiring Right O/S Driver's Side 241245XF0B
£70.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2465400335
Mercedes W176 W246 Negative Earth Cable Battery Terminal Wiring A2465400335
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 04L906021BH
Audi A5 8T 2.0 TDI CNHA 190HP Quattro Engine Control Unit ECU 04L906021BH Manual
£170.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8726493
Mini F60 Countryman B+ Positive Plus Pole Power Battery Cable 8726493
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6960218
BMW E65 Passenger Seat Air Module Sensor Control Unit SRS 6960218
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9240526
BMW E81 Footwell Light Control Unit Module Controller AHL FRM3R PL2 9175649
£142.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4G0907568J
Audi A7 4G Sportback Lane Change Assist Control Module Rear Right O/S 4G0907568J
£85.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8515073
BMW F01 F02 F07 GT 530d 730d N57 245HP Engine Control ECU DDE 8515073 Automatic
£189.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8507398
Glow Bracket BMW E60 E87 LCI E90 E91 E92 F10 F11 N47 Diesel Relay Plug 8507398
£13.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8C1112A650CC-1
Ford Transit MK7 2.2 TDCI 85HP Diesel Engine Control ECU Kit 8C1112A650CC Manual
£189.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2128270228-KB
Mercedes W212 C218 Roof Antenna Shark Kosmos Black Metallic - 191 A2128270228
£18.95
Free delivery - Fri, Dec 19
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 .