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. rhd-7823770
BMW 5 7 Series F01 F02 F10 LCI Wiring Harness Engine Gearbox Module Set 7823770
£161.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 3428557
BMW Z4 E86 Alarm System Ultrasonic Roof Control Module 3428557
£61.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A0009068206
Alternator Generator Mercedes W177 W247 M260 Petrol Engine 200A 14V A0009068206
£284.95
Free delivery - Mon, Nov 10
If paid before 14:00
Part no. 6803169
Air Con Module BMW F20 F30 F31 Mini F55 F56 Air Conditioning A/C Unit 6803169
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8T0959760C
Audi A5 8T Front Seat Control Module Unit Left Right N/O/S 8T0959760C
£51.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A1775406501
Door Wiring Mercedes W177 W247 Driver Side Cable Harness Loom A1775406501
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A6461532591-1
Mercedes W639 111 CDI OM646 109HP Engine Unit Module ECU Kit A6461532591 Manual
£474.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8T0919888A
Audi S4 B8 GPS Navigator CD Player 8T0919888
£142.95
Free delivery - Fri, Nov 07
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 - Fri, Nov 07
If paid before 14:00
Part no. 5B529E5
BMW U06 Active Tourer Rear Tailgate Trunk Module Contol Unit 5B529E5
£94.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. KK3119H455A
Ford Transit Mk9 Front Camera Park Assist Bracket Washer Nozzle KK31-19H455-A
£37.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4H0959792E
Audi A8 4H Door Control Module Passenger Unit ECU Front Right O/S 4H0959792E
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4E0955559F
Audi A6 C6 A8 D3 Q7 4L Front Windscreen Rain Light Solar Sensor Unit 4E0955559F
£66.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A4475401011
Mercedes W447 Horn Signal Wiring Connector Electrical Cable A4475401011
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. rhd-A2044403213
Mercedes W204 OM642 Wiring Harness Fuse Box Alternator Starter Cable A2044403213
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2609000900-1
Mercedes W177 A35 AMG M260 306HP Engine Control ECU Kit A2609000900 Automatic
£474.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2465408113
Mercedes W246 Wiring Loom Cable Rear Cigar Lighter A2465408113
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A1179001702
Mercedes GLA X156 Interior SRS Air Module Seat Belt Tensioner A1179001702
£108.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. rhd-A2535402510
Door Wiring Mercedes X253 Front Left N/S Door Harness Loom A2535402510
£66.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8T0907560AC
Audi S5 8T 4.2 FSI CAUA Quattro 354HP Engine ECU Kit 8T0907560AC Ignition + Key
£474.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 7843349
BMW F10 F11 LCI M5 F06 F13 M6 S63N Cable Alternator Starter Base B+ 7843349
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2139003008
Mercedes W213 SAM Fuse Box Comfort Control Module Unit ECU A2139003008
£32.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8K0915181D
Audi Q7 4L A1 8X Negative Battery Cable Lead Monitoring Module 8K0915181D
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8K0959792S
Audi A4 B8 Front Door Control Module Unit ECU Passenger Side 8K0959792S
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 06K907425AA-1
Audi S3 8Y 2.0 TFSI DNFF 333HP Quattro Engine Control Unit ECU 06K907425AA
£569.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2055451800
Mercedes W213 Interior Part Relay Fuse A2055451800
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9353416
Junction Box BMW F10 PL6 JBBFE III V1 Body Control Module 9353416
£94.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9234424
BMW F10 F11 Fuse Box Power Distribution Control Unit Box Rear 9234424
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2709002100-16
Mercedes W176 W246 A180 B180 BE 270.910 122HP Engine ECU A2709002100 Automatic
£123.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6C1T-9K499-AFD
Ford Transit Mk7 Engine Bay Fuse Box Loom Harness Cables RWD 6C1T-9K499-AFD
£56.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4F0959760D
Audi Q7 4L Front Seat Memory Control Module Unit ECU Left Right N/O/S 4F0959760D
£99.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 7576721-2
BMW E90 E91 E93 325i N53 218HP Engine Control Unit Module DME Kit 7576721 Manual
£379.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6812252
BMW X1 F48 Door Wiring Loom Harness Cable Rear Left Right N/O/S 6812252
£37.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2215403108
Mercedes W221 Door Wiring Front Right O/S Harness Loom Cable A2215403108
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4M0906093L
Audi Q7 4M 3.0 TDI Fuel Pump Control Unit Module ECU 4M0906093L
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A0009828023
Fuse Relay Mercedes C117 W166 W176 W205 X253 Black 4 Pin 12V A0009828023
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4F0915459
Audi A6 C6 Battery Positive Plus Pole Terminal Lead Overload 4F0915459
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. rhd-9442013
Display Head Up BMW G20 G21 Dashboard Car System HUD Screen Projector 9442013
£85.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8T0959795H
Audi A4 B8 Door Control Module Unit ECU Rear Left Right N/O/S 8T0959795H
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2205401224
Mercedes CL S Class C215 W220 Fuse Box Unit Front Left ECU A2205401224
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9118611
BMW Z4 E86 Hifi Audio Sound AMP Amplifier Module 9118611
£474.95
Free delivery - Mon, Nov 10
If paid before 14:00
Part no. A2475450601
Amplifier Bracket Mercedes C118 W177 W247 Audio Unit Holder Mount A2475450601
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8513161-2
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Kit DDE 8513161 CAS4 + Key
£189.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8589145-12
BMW F20 120d F30 LCI 320d B47 190HP Engine Unit ECU Kit DDE 8589145 Key + FEM
Product currently unavailable
Part no. 8V4971030AE
Audi RS3 8V Front Passenger Door Wiring Harness Loom Cable Left N/S 8V4971030AE
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8507136-2
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8507136 CAS3 + Key
£379.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8W0941823
Audi A5 F5 Power Distribution Relay Fuse Box Battery 8W0941823
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 7223190
Rear View Camera BMW F07 GT Trim Panel Cover Boot Lid Tailgate 7223190
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4F0919148A
Audi S4 B8 TV Receiver Tuner 4F0919148A
£56.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6840409
Navigation Headunit BMW F45 F46 Mini F54 F55 F56 Head Unit Basic Media 6840409
£113.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2139002909
Mercedes W213 Head Unit Navigation Nav Radio Control Unit A2139002909
£370.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A4475406453
Battery Cable Mercedes Vito W447 Diesel OM651 Alternator Wiring A4475406453
£32.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 5G0971175B
VW Volkswagen Golf R 7 Rear Tailgate Boot Lid Wiring Adapter Loom 5G0971175B
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 1P0951171
Seat Leon Mk2 1P Interior Headliner Ultrasonic Motion Alarm Sensor 1P0951171
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2229007111
Mercedes W205 W222 Keyless Go Entry Module Control Unit ECU A2229007111
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2079004300-1
Mercedes A207 Convertible Roof Control Module Unit ECU Soft Top A2079004300
£132.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8678974
Engine Cable BMW F40 X1 F48 Mini F55 F56 Injector Wiring Loom Harness 8678974
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8K0971228H
Audi A4 B8 3.0 TDI Starter Alternator Wiring Loom Cable Harness 8K0971228H
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8K0919475T
Audi A5 8T PDC Parking Distance Control Module Unit Valeo 8K0919475T
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 3WA907007B
Audi A3 S3 8Y Air Conditioning Heater Module Control Unit 3WA907007B
£94.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A0009001705
Mercedes C117 PDC Parking Sensor Control Module Unit ECU A0009001705
£51.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8614302-5
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8614302 + FEM + 2 Keys
£503.95
Free delivery - Mon, Nov 10
If paid before 14:00
Part no. 7844101-1
BMW E90 E92 E93 M3 Engine S65 420HP ECU Kit DME 7844101 CAS3 + Key Drivelogic
£759.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A4709002602
Mercedes W470 Tyre Pressure TPMS Control Unit Module ECU 407405XA0A A4709002602
£37.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6963651
Alarm Module BMW E81 E84 E87 E90 Ultra Sonic System Sensor 6963651
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2125409110
Console Lightning Mercedes W212 Centre LED Selector Cable Wiring A2125409110
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A6519007401-9
Mercedes W212 E250CDI Blue Efficiency OM651.924 204HP Engine ECU A6519007401 Key
£161.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9187011
BMW F01 F07 GT Console Lightning Centre LED Lamp Light Cable Wiring 9187011
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A6519007500-26
Mercedes W204 W212 C220CDI 170HP OM651.911 Engine Control ECU A6519007500 Manual
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2129002213
Mercedes W212 C218 Dashboard Dash Navigation Central Display Screen Monitor
£94.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 04L907309A-3
Seat Leon 5F FR 2.0 TDI CUNA 150HP Engine Control ECU Kit 04L907309A Automatic
£142.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6936996
BMW E65 Light Control Unit Headlight Module Lear LM E6X MAN. LWR 6936996
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2199001100
Mercedes W219 Head Unit CD Player Navigation COMAND Radio Audio Unit A2199001100
£332.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2218708093
Mercedes W221 Head Unit DVD High Line Radio Player Navigation A2218708093
£360.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. rhd-9808495
Mini Cooper R60 R61 Positive Battery Lead Distribution Box Cable 9808495
£56.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 14B296AA
Ford Transit Connect Yaw Sensor ESP Speed Sensor Control Unit Module 14B296AA
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A1729008206
Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2315400808
Mercedes R231 Door Lock Wiring Harness Passenger Side Cable Loom A2315400808
£37.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 6890812
BMW G30 G31 G32 630dX B57 B57D30A Diesel Engine Control Module Unit ECU 6890812
£351.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8582190-1
BMW F30 F32 335dX 435dX N57Z 313HP Engine ECU Kit DDE 8582190 FEM Key Automatic
£379.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8U0955559
Audi A1 8X A3 8V Windscreen Rain Sensor Control Unit 8U0955559
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. rhd-A2055401695
Mercedes W205 Battery Lead Wiring Loom Cable A2055401695
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2229004320
Telematics Module Mercedes C238 Communication Blutooth Control A2229004320
£42.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. RHD-A2065409901
Mercedes W206 Fuse Box Positive Cable Wiring Loom Harness A2065409901
£61.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A1679003118
Door Module Mercedes W205 W213 X253 Front Right O/S Control Unit A1679003118
£61.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 7L6907160A
Volkswagen VW Touareg 7L Relay Unit Servotronic Module 6 Pins 7L6907160A
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 1K2971615A
Audi A3 8P Engine Bay Wiring Holder Harness Loom Cable Guide Bracket 1K2971615A
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9675359580
Peugeot 3008 Bluetooth Module Multimedia Control Unit ECU 9675359580
£18.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A0005405950
Mercedes W906 Starter Wiring Fuse Box Terminal Block Cable Harness A0005405950
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A2098203226
Mercedes A209 Keyless Go Module Entry Control Unit ECU A2098203226
£70.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 5Q0971228K
Audi A3 8V 1.5 TFSI DPCA Positive Battery Cable Lead Clamp Wire Loom 5Q0971228K
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8578995-1
BMW F10 520d F20 320d N47N 184HP Engine Module Unit ECU DDE Kit 8578995 Key Cas4
£142.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9277818
Antenna Amplifier BMW F23 Cabrio FM Radio Booster Unit Module 9277818
£23.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 8654466
Mini F54 F56 F57 JCW B48 231HP Engine Control Unit ECU DME 8654466 Manual
£189.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A1679009611
Mercedes W205 W213 X253 Door Module Rear Right O/S Control Unit ECU A1679009611
£32.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9353044
BMW F45 X1 F48 Mini F54 F55 F56 Air Module Control Unit ECU 9353044
£47.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 9240235
LED Cable BMW F30 F31 F32 Armrest Light Lamp Module Cable Wiring 9240235
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. 4L0971014B
Audi Q7 4L Fuel Pump Wiring Harness Adapter Loom Electrical Line 4L0971014B
£13.95
Free delivery - Fri, Nov 07
If paid before 14:00
Part no. A0045450201-1
Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201
£13.95
Free delivery - Fri, Nov 07
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 .