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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Make
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In Stock
Price
-5%
Part no. A2128203985
Mercedes W204 W212 Door Module Rear Left N/S Control Unit Module A2128203985
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025424019-1
Mercedes W906 W907 Cut Off Electric Relay Module A0025424019
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A6397601704
Bowden Cable Mercedes W639 Rear Sliding Door Exterior Handle Wire A6397601704
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129008007
Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129008007
Promo price
£66.95
£56.91
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A9065450003
Fuse Cover Mercedes Sprinter W906 Box Trim Panel Lid Grey A6395450003
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469067100
Mercedes W176 W246 C117 Fuse Relay Box Control Unit Module A2469067100
Promo price
£30.95
£26.31
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2059007705
Module Mercedes C205 Transmission Drivetrain Control Module Unit A2059007705
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669004102
Mercedes W176 W246 Door Front Left N/S Control Unit Module ECU A1669004102
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129009622
Mercedes W212 Fuse Box Relay Rear SAM Control Unit Module A2129009622
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2465400340-1
Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2188200187
Mercedes W221 Multimedia Interface USB Adapter Port Socket A2188200187
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009008402
Mercedes W204 W176 W212 Tyre Pressure Monitor Control Unit Module A0009008402
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2125405710
Mercedes W212 PDC Wiring Parktronic Parking Sensor Cable Rear A2125405710
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1699000500
Mercedes W169 W245 Door Control Module Front Left N/S A1699000500
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2048706826
Mercedes W204 ECU Control Unit Sensor Module Airbag A2048706826
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025421119
Mercedes W163 W168 W203 W211 Relay 4-Pin Black Hella A0025421119
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0045423918
Yaw Sensor Mercedes ML W164 W221 W251 ESP Rotation Rate Unit Module A0045423918
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2229063202
Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1695420018-PLS
Mercedes W169 Front Bumper Parking Distance Sensor Parktronic Polar Silver 761
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469009112
Control Unit Mercedes W176 W246 Body Control Module BCM ECU A2469009112
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519000601-1
Mercedes W906 313 CDI 651.955 129HP Diesel Engine ECU Key Lock Kit A6519000601
Promo price
£237.95
£142.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2513200158-1
Valve Block Mercedes W251 W906 Air Suspension Control Unit Module A2513200158
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025428819
Mercedes W176 W246 Relay Current 4 Pin 12V Hella A0025428819
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669000318
Mercedes-Benz A B Class W176 W246 Front Left N/S Door Control Unit Module ECU
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1645453716
Mercedes ML W164 Parking Module PDC Distance Control Unit Sensor A1645453716
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2059006822
Module Mercedes W205 Relay Body Control Module Unit SAM BCM A2059006822
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. N000000008776
Mercedes W177 W247 Battery Clamp Fuse Protection Switch N000000008776
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0005428418
Mercedes A B C Class W169 W203 W245 Outside Air Temperature Sensor A0005428418
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2045400708
Mercedes-Benz W204 Parking Sensor Wiring Cable Harness Rear PDC A2045400708
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469008819
Radio Head Unit Mercedes W176 W246 Audio 20 Media Player Navigation A2469008819
Promo price
£237.95
£202.26
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009008004
Parking Module Mercedes W207 W212 PDC Distance Control Unit ECU A0009008004
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469054201
Mercedes CLA C117 W176 Aerial Booster Antenna Amplifier A2469054201
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1779000304
Airbag Module Mercedes V177 W177 C118 Air Bag SRS Control Unit ECU A1779000304
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A6397601804
Mercedes Vito W639 Door Handle Bowden Cable Catch Rear Wire A6397601804
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1668200689
Antenna Amplifier Mercedes W176 Aerial Module Unit Rear A1668200689
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2059052809
Voltage Converter Mercedes W213 S213 Module Auxiliary Battery Unit A2059052809
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129018508
Mercedes W212 Air Bag Control Unit ECU AirBag Sensor Module A2129011105
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2229005118
Mercedes W205 Ambient Color Light Module ECU A2229005118
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. rhd-A2479007004
Mercedes W177 Dash Monitor Display Speedo Meter SAT NAV Screen A2479007004
Promo price
£132.95
£113.01
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2139003617
Telematics Module Mercedes W176 W207 W205 Bluetooth Control Unit A2139003617
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2139001722
Mercedes W213 W907 Transmission Gearbox Control Unit Module ECU A2139001722
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2038270642
Mercedes-Benz CLC-Class CL203 Antenna Amplifier Rear Right O/S A2038270642
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009821923
Mercedes W205 Interior Trunk Fuse Box Automotive Pink Relay A0009821923 Red
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129003414
Fuse Box Mercedes C204 W204 Front Relay Control Unit Module SAM A2129003414
Promo price
£113.95
£68.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2059000441
Mercedes W205 Display Screen Multimedia Navigation Sat Head Unit A2059000441
Promo price
£113.95
£96.86
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025450901
Mercedes W169 W245 W906 Fuse Holder Electrical Fuse Box Bracket A0025450901
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009822923
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey A0009822923
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469052403
Mercedes W156 W176 Battery Cable Negative Lead Terminal Harness A2469052403
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1698202185
Mercedes-Benz A-Class W169 Airbag System Control Unit Module ECU A1698202185
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009006612
Rear Module Mercedes C205 W205 Fuel Pump Control Unit A0009006612
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025427219
Mercedes W169 W245 W204 W212 Relay 4-Pin Black Hella A0025427219
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669005605
Door Module Mercedes W176 W246 Front Left N/S Control Unit VST A1669005605
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2465401850
Prefuse Box Mercedes W176 OM607 Fuse Relay Control Unit A2465401850
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. N000000004325
Mercedes W169 W204 W211 C219 Replacement Fuse Kit Set N000000004325
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2055400182
Mercedes W205 W213 C238 C253 Relay Fuse Box Top Cover Lid Cap A2055400182
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2475411000
Mercedes C118 W177 W247 Battery Box Tray Trim Housing Cover A2475411000
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A6399003000
Door Module Mercedes Vito W639 Front Right O/S Control Unit ECU A6399003000
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2125420018-TNG
Mercedes W204 Parking Sensor PDC Distance Front Tenorite Grey - 755 A2125420018
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1698201585
Mercedes W245 ECU Control Unit Sensor Air Module A1698201585
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1648702726
Mercedes W164 Tailgate Boot Lid Control Unit Module A1648702726
Promo price
£51.95
£44.16
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2129009328
Door Module Mercedes W204 W212 Front Right O/S Control Unit A2129009328
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2048704626
Door Module Mercedes W204 Rear Right O/S Control Unit Module A2048704626
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009821012
Mercedes W166 W213 C238 Power Distribution Plate Control Unit Module A0009821012
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. rhd-A2075400340
Battery Fuse Box Mercedes W204 Control Unit Module SAM A2075400340
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2046801231
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046801231
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669004402
Door Module Mercedes W176 W246 Front Right O/S Control Unit Module A1669004402
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2049004106
Parktronic Module Mercedes W204 PDC Parking Sensors Control Unit A2049004106
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1569005303
Mercedes W176 Body Control Module BCM Control Unit ECU A1569005303
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2118209126
Mercedes-Benz C E Class W203 W211 Alarm Anti Theft System Control Module Unit
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0055461240
Mercedes W169 W245 Distributor Box Front Control Unit Module A0055461240
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
Part no. A1715451301
Mercedes R171 Fuse Box Control Unit SAM Module Relay A1715451301
£56.95
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2128203485
Door Module Mercedes W204 W212 Front Left N/S Control Unit Module A2128203485
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2049057501
Mercedes W204 W212 Dashboard Light Sun Solar Sensor Unit A2049057501
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1648209385
Mercedes ML W164 Door Module Front Left N/S Control Unit Module A1648209385
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1698206189
Mercedes-Benz A B Class W169 W245 CD Player Radio Audio Head Unit A1698206189
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2429007001
Mercedes W176 W204 W212 Telematics Communication Control Unit Module A2429007001
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
Part no. rhd-A0009050354
Battery Cable Mercedes W204 W207 Negative Lead Terminal Harness A0009050354
£13.95
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2128203542
Tailgate Module Mercedes W204 W212 Boot Lid Locking ECU Control Unit A2128203542
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2219004704
Mercedes-Benz S W221 Comand 6-Changer CD Radio Head Unit DVD Navi A2219004704
Promo price
£712.95
£427.77
Free delivery: Mar 2 – 9
If paid before 14:00
-5%
Part no. A0018209126
Mercedes CLC CLK Class CL203 W203 C209 Crash Sensor A0018209126
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2049013502
Mercedes W204 S204 Airbag Module Air Bag SRS Control Unit ECU A2049013502
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1678201302
Mercedes W167 W256 USB Charger Connecting Unit A1678201302
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1715450032
Mercedes SLK R171 PDC Parking Distance Control Unit Module Sensor A1715450032
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519000700
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU A6519000700 Manual
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
Part no. A6421508900
Mercedes-Benz S W221 S350 CDI BlueTec OM642 Engine Control Unit ECU A6421508900
£189.95
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A0009006713
PDC Module Mercedes W176 W246 Parking Assist Distance Control Unit A0009006713
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2139002210
Mercedes-Benz W176 W205 W207 W213 Bluetooth Control Unit Module ECU A2139002210
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025450801
Fuse Holder Mercedes W169 W245 W906 Electrical Fuse Box Bracket A0025450801
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2075400740
Fuse Box Mercedes W204 Battery Terminal Control Unit Module A2075400740
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A6394403150
Mercedes W639 Battery Starter Alternator Wiring Harness Cable A6394403150
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2129009505
Mercedes W212 PDC Parking Distance Control Unit Module Sensor A2129009505
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
Part no. rhd-A1715400182
Mercedes SLK R171 Fuse Box Cover Trim Panel Lid Housing A1715400182
£18.95
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025422619-3
Relay Mercedes W203 W204 W212 W639 W906 4-Pin Grey Hella 12V A0025422619
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669000618
Mercedes-Benz A B Class W176 W246 Front Right Door O/S Control Unit Module ECU
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2128203785
Door Module Mercedes W204 W212 Front Right O/S Control Unit VST A2128203785
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0035420819
Mercedes W176 W205 W213 W242 W447 W907 Relay 4-Pin Black Tyco Unit A0035420819
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009821212
Energy Distributor Mercedes W205 W212 W213 W906 Control Unit Module A0009821212
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2049007202
Mercedes W204 Navigation Radio CD Player Head Unit A2049007202
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A9065460121
Mercedes W906 Battery Cable Negative Lead Wiring Harness A9065460121
Promo price
£13.95
£13.25
Free delivery: Feb 27
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 .