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. A2048210197
Door Cable Guide Mercedes W204 Front Wiring Loom Harness Channel A2048210197
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9286236
BMW F30 Door Wiring Front Passenger Door Loom Cables Harness F31 9286236
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2118206185
Mercedes E S Class W211 W220 Telephone Hands Free Control Module A2118206185
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9134668
Seat Control Unit BMW E90 E91 E92 Seat Module Unit Controller ECU 9134668
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 04L907309R-3
Audi A3 8V VW Golf VII 2.0 TDI 150HP CRLB Engine Unit ECU Kit 04L907309R Manual
€132.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2055401542
Mercedes W205 Rear Door Harness Wiring Cable Left Right N/O/S A2055401542
€61.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. MB3G-12B565-FB
VW Amarok Mk2 Automatic Gearbox Transmission Control Module Unit MP3P-14F106-AA
€118.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9244429
BMW X6 Series E71 Rear Bumper PDC Cables Wiring Loom Set 9244429
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9142218
BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silver Grey 9142218 9139866
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7E0907655A
Audi TT 8J ESP YAW Lateral Acceleration Sensor 7E0907655A
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9364669
BMW F10 F11 LCI Active Sound Unit Control Module Design Amplifier 9337754
€61.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 4F0959792R
Audi A6 C6 Front Door Left N/S Module Unit Control ECU 4F0959792R
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7835872
BMW 5 Series E60 E63 E64 Carrier Holder Amplifier/Video Module Fairing EDC
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7606628
BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
€75.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5WB959107B
Audi Q2 GA Rear Boot Trunk Lid Tailgate Control Unit Module ECU 7367747
€70.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6519000700-3
Mercedes W906 310 CDI OM651.955 95HP Engine Unit ECU Kit A6519000700 Key Lock
€393.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7P0941828B
Volkswagen Touareg 7P 3.0 TDI Fuse Box Control Module 7P0941828B
€32.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 510971693J
Volkswagen Golf Sportsvan Door Harness Rear Left N/S Door Wiring Loom 510971693J
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 2990911
BMW X1 Series E84 Carrier Bracket Holder Control Module Unit 2990911
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 5P0951171C
Seat Altea 5P1 Interior Ultrasound Alarm Sensor Module Unit 5P0951171C
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 6950525-1
2 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 8V4971693F
Audi A3 8V Rear Left Right N/O/S Door Card Wiring Loom Harness 8V4971693
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A0009058100
Mercedes ML W166 GL X166 SL R231 C292 Crash Impact Sensor A0009058100
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A2055463100
Retaining Plate Mercedes W205 Relay Fuse Box Holder Bracket A2055463100
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 4L0919614B
Audi Q7 4L Navigation Multimedia Control Panel Knob Unit 4L0919614B
€550.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A0035421619-1
Mercedes W177 Relay 052 Fuse Box Relay Slot B D E 70A Tyco SET X2 A0035421619
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 1S0919275D-MRE
Audi A5 8T PDC Parking Distance Control Sensor 1S0919275D Misano Red Pearl - Z3M
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9267456
Control Unit BMW F10 F11 Body Module ECU JBBFE IIIR V2 PL6 ECU 9267456
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6401508334-1
Engine Control Unit Mercedes W245 B200 CDI OM640.941 140HP ECU A6401508334
€104.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 4F0955557A
Audi A6 C6 Door Crash Impact Sensor Front Left Right N/O/S 4F0955557A
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 5WA915343B
Battery Bracket VW Golf 8 CD1 Audi A3 8Y Battery Clamp Holder 5WA915343B
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7638192
BMW F20 F21 F30 F31 N13 Petrol Engine Starter Motor Bosch 7638192
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 2225618
Ford Transit Custom Mk1 Engine Starter Motor 2.0 EcoBlue GK2T-11000-AB
€66.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9282072
BMW 5 Series F10 F11 Cable Loom Door Passenger Side Wiring Harness 9256002
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8631637
Earth Ground Cable BMW i3 I01 Battery Starter Terminal Wiring 8631637
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8K0941824A
Audi A1 A4 A6 A7 A8 Fuse Box Connector Socket Module Unit 8K0941824A
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 8V0907451
Audi A3 8V Sun Light Solar Sensor Control Detector 8V0907451
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8385498-1
BMW 7 Series E65 E66 E67 Support Bracket Navigation Computer 8385498
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A0009822923
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey A0009822923
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 9217234
Module Bracket BMW X3 F25 X4 F26 Control Unit Holder Carrier 9217234
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A6396641914
Mount Support Mercedes Vito W639 Battery Bracket Holder Mounting A6396641914
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A0009822723
Mercedes W205 Estate Fuse Relay Box Module Control A0009822723
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6964263
BMW 3 Series E93 E93N Cabrio Module Bracket Holder CTM 6964263
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8510221-3
BMW E90 E91 LCI E92 325d Diesel N57 204HP ECU Engine Kit DDE 8510221 CAS3 + Key
€151.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8585727
Wiring BMW F21 F30 F34 F36 Diesel N47N Engine Gearbox Module Harness 8585727
€32.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 6G9T-14B192-CA
Ford Fiesta Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-CA
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 3453587
BMW X3 E83 LCI N47 Diesel Cable Alternator Starter Base B 3453587
€37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9187541-1
BMW E88 ECU Body Control Module H3 PL2 JBBFE II Junction Box 9187541
€32.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 141951253B
Audi VW Volkswagen Seat Relay Unit Module 4 Pins 141951253B
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9148267
BMW 3 Series E93 Seat Control Unit Module FSV 7.11.0 9148267
€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. 9282069
BMW 5 Series F10 F11 Cable Loom Front Driver's Door Wiring Harness 9255986
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2229009708
Mercedes W205 Body Control Comfort Unit Module BCM Unit ECU A2229009708
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9213373
Mini Cooper R57 Convertible Cabrio Petrol Fuse Box 9213373
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9360501
Mini F54 F55 F56 F57 F60 Rear Electric Power Distribution Fuse Box 9360501
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8630168
BMW 3 F30 LCI 330e Hybrid Charging Control Unit Bracket Holder Mount 8630168
€37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8S0947355
Audi TT FY 8S LED Module Light Unit Wiring Harness 8S0947355
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7839665
BMW E90 E92 E93 LCI M3 S65 Cable Alternator Starter Wiring 7839665
€75.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A0025450601
Mercedes W906 Fuse Relay Box Module Control Unit A0025450601
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9330951
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 9330951
€37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9244426
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 9219647
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9861558-1
Rain Sensor BMW F20 F21 F30 F31 Windscreen Light Solar Condensation Unit 9861558
€42.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8373700-3
BMW E60 E63 E87 E90 E91 5X Relay Make Contact White Green Set 8373700
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A2229000013
Door Module Mercedes W205 X253 Front Door Right O/S Control Unit A2229000013
Promo price
€23.95
€22.75
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
€949.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9679061680
Peugeot Boxer 2.2 Puma Diesel Engine Control Unit ECU Module 9679061680
€664.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 167859
BMW X5 Series E53 Widescreen Motorway and Trunk Road Unit Module 167859
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9805422
BMW Mini Cooper One R50 R52 R53 R55 R56 R57 R58 R59 R60 R61 Earth Ground Cable
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9279824
Body Control BMW F20 F21 F30 F31 F32 Unit Module REM 9279824
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7P6907357B
Volkswagen Golf Mk7 Headlight Head Lamp Range Control Unit Module ECU 7P6907357D
€80.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 1477973
Ford Transit Connect Mk1 Starter Motor Engine Actuator 1.8 Diesel 2T14-11000-BC
€47.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A4539052600
Smart Fortwo C453 Aerial Antenna Rod Radio GPS Antenna Unit A4539052600
€94.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8615581
BMW 3 F30 LCI 330e B48X Control Unit Bracket Holder Mount 8615581
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 8K0959793D
Audi A4 B8 A5 S5 8T Door Module Control Unit Front Left N/S 8K0959793D
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. DT1T14B321AG
Ford Transit Connect Mk2 II Air Module Control Unit ECU DT1T14B321AG
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7621860
Mini Cooper One R55 R56 R57 Control Unit Module Bracket Holder EGS 7621860
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 9289679
BMW X5 F15 X6 F16 Antenna Amplifier Control Unit Module 9289679
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A0045452905
Mercedes Relay Fuse Unit Module 4 Pins Grey A0045452905
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A1729003106
Mercedes SLC R172 Parktronic Parking Sensor Module Unit ECU A1729003106
€56.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A2118703485
Mercedes W211 Door Module Rear Right O/S Control Unit ECU A2118703485
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 8509722
BMW 1 Series F20 F21 F22 F30 F31 F35 Control Unit Box Engine 8509722
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6935599
BMW 1 3 Series E81 E87 E90 PDC Parking Ultrasonic Sensor Red Japanrot Japan Red
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2135406831
Mercedes W213 Rear Door Wiring Harness Keyless Left Right N/O/S A2135406831
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2048702126
Mercedes W204 Door Module Control Unit Module Front Right O/S A2048702126
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7P6919603
VW Volkswagen Touareg 7P Dashboard Multimedia Display Screen Panel 7P6919603
€156.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7H7970292P
VW Volkswagen Transporter T5 Comfort Convenience Body Module BCM 7H0937049T
€246.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7P6035552M
VW Touareg 7P Antenna Amplifier Signal Booster Module Rear Left N/S 7P6035552M
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2469000516
Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469000516
€113.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A9065450003
Fuse Cover Mercedes Sprinter W906 Box Trim Panel Lid Grey A6395450003
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A2059001811
Mercedes W205 Rear Door Control Module Unit Left N/S ECU A2059001811
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. A2048704526
Door Module Mercedes W204 Rear Left N/S Control Unit Module A2048704526
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 7624617-1
BMW F20 F21 F30 F31 F32 Cable Alternator Starter Base B 7624617
€37.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 9857620
Door Wiring Mini F60 Cable Loom Rear Left Right N/O/S Harness 9857620
€66.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. A9079053907
Mercedes Sprinter W907 W910 Battery Sensor Cable Negative Terminal A9079053907
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6807487
Fuse Box BMW G20 X3 G01 Power Distribution Control Unit Module Front 6807487
€23.95
Free delivery - Fri, Dec 19
If paid before 14:00
-5%
Part no. 8200663057
Renault Clio Alternator Mount Bracket Holder Carrier 8200663057
Promo price
€23.95
€22.75
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 24435922
GM Vauxhall Opel Relay 4-Pin Multi Use Glow Plug Unit Black Set 24435922
€28.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 6809244
Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 6809244
€408.95
Free delivery - Fri, Dec 19
If paid before 14:00
Part no. 2755518
Mini R55 R56 R57 Battery Tray Holder Mounting Bracket Housing Box 2755518
€23.95
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 .