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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Category
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Condition
In Stock
Price
-5%
Part no. 5Q0951605B
Audi Seat Skoda Volkswagen Golf Mk8 Anti Theft Alarm Siren 5Q0951605B
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7L0959655
Volkswagen Touareg 7L Air Module Control Unit Crash Impact Sensor 7L0959655
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 038971803
Volkswagen VW Caddy 2K Injector Wiring Harness Loom 038971803
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 5Q0937084CL
Volkswagen Golf Mk7 BCM Convenience Body Control Module Unit ECU 5Q0937084CL
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 06F903023C
Audi Volkswagen Seat Skoda Engine Alternator Generator 06F903023C
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 06F903023J
Audi A4 B7 Alternator Generator 2.0 TDI BRE Engine 06F903023J
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6R0971235C
VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6C0971235A
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 03E971815A
Volkswagen Polo 6R Cover Wiring Loom Guide Bracket Trim 03E971815A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 1T0909606
VW Volkswagen Touran 1T Air Module Control Unit Crash Impact Sensor 1T0909606
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 1J6035111
VW Volkswagen Touareg 7L Golf 4 CD Changer 1J6035111
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7M0951253C
Volkswagen T5 Audi Seat Skoda Relay Black Control Unit 5 Pin 12V 7M0951253C
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 4H0951253C-1
Volkswagen Polo 6R Tiguan 1T Multi Use Control Module Relay SET 4H0951253C
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 04B907445
Volkswagen Polo 6R 1.4 TDI CR 75HP CUSA Engine ECU Kit 04B907445 Key BCM Manual
€165.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 09G927750FD
VW Volkswagen Tiguan 5N Automatic Gearbox Module Control Unit ECU 09G927750FD
Promo price
€47.95
€28.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 4H0959795P
VW Touareg 7P Rear Door Module Control Unit Left Right N/O/S 4H0959795P
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0941329
Volkswagen VW Golf Mk7 Headlight Cornering Module Control Unit 3D0941329
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6R0959655C
VW Volkswagen Polo 6R Air Module Control Unit 6R0959655C
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 0AM911023B
Volkswagen Scirocco Mk3 Starter Motor DSG Gearbox 1.4 TSI CAVD 0AM911023B
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7LA971411E
VW Volkswagen Transporter T6 Power Steering Oil Sensor Wiring Harness 7LA971411E
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 1K0951253A
VW Audi Seat Skoda Glow Plug Relay Unit Engine Supply Black 4 Pins 1K0951253A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 4F0959793E
VW Volkswagen Tiguan 5N Front Right O/S Door ECU Module Control Unit 4F0959793E
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7LA971794A
Volkswagen Transporter T6 Starter Motor Wiring Harness Cable Earth 7LA971794A
€56.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5K0035730
Seat Ibiza MK4 VW Golf MK6 Bluetooth Interface Control Module Unit 5K0035730
€47.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 443937105A
VW Volkswagen Audi Skoda Seat Little Fuse Amp 30A 12V 443937105A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5N0959655R
VW Volkswagen Tiguan 5N Air Module Control Unit ECU 5N0959655R
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7P0941828B
Volkswagen Touareg 7P 3.0 TDI Fuse Box Control Module 7P0941828B
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 510971693J
Volkswagen Golf Sportsvan Door Harness Rear Left N/S Door Wiring Loom 510971693J
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5Q0937084DB
VW Golf MK7 Body Control Module BCM Control Unit ECU Power Supply 5Q0937084DB
€23.95
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
Part no. A6388200310
VW Volkswagen Crafter I Headliner Roof Alarm Movement Sensor A6388200310
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7P6907357B
Volkswagen Golf Mk7 Headlight Head Lamp Range Control Unit Module ECU 7P6907357D
€80.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7P6919603
VW Volkswagen Touareg 7P Dashboard Multimedia Display Screen Panel 7P6919603
€156.95
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
Part no. 3D0909601E
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601E
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0971120CH
Volkswagen Golf 1K Door Wiring Harness Loom Cable Front Drivers Side 1K0971120CH
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L0937503A
Volkswagen Touareg 7L Fuse Box Relay Control Unit Module 7L0937503A
€37.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. RU5T-14H474-FAL
Volkswagen VW Amarok Mk2 Gateway Module Control Unit RU5T-14H474-FAL
€284.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 03C906027DA-1
VW Volkswagen Touran 1T 1.4 TSI CAVC Engine ECU Kit Ignition 03C906027DA + Keys
Promo price
€237.95
€202.26
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. P1WA-7P238-GA
VW Amarok Mk2 Transfer Case Box Control Unit Module ECU ECU P1WA-7P238-GA
€222.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 2G0971104C
Volkswagen Polo Mk6 PDC Sensor Wiring Loom Harness Cable Rear Bumper 2G0971104C
€42.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7P6907530C
VW Volkswagen Touareg 7P MK2 Gateway Control Unit Module ECU 7P6907530C
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. MB3G-12A650-ARB
VW Amarok Mk2 NF 3.0 TDI DXWB 241HP Engine Control ECU MB3G-12A650-ARB Automatic
€474.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3C0906651
Volkswagen VW Crafter 2E AdBlue Control Unit Module 2.5 TDI Diesel 3C0906651
€47.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L9971095C
Volkswagen Touareg 7L Front Bumper PDC Wiring Loom Harness 7L9971095C
€51.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L0971225H
Volkswagen Touareg 7L Audi Q7 4L Battery Positive Cable Terminal 7L0971225H
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7L0907719A
Volkswagen Touareg Anti Theft Alarm System Control Module Unit ECU 7L0907719A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 5Q0959435A
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5Q0959435A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 02M911023M
Volkswagen VW Golf Mk5 1.6 2.0 GTI Petrol Engine Starter Motor 02M911023M
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0907553B
Volkswagen Phaeton 3D Air Suspension Control Module Unit ECU 3D0907553B
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. VW-Remote-Key
VW Passat Radio Remote Control Alarm Key Fob Control Unit Module
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5G0971095A
VW Volkswagen Golf Mk7 Wiring Loom PDC Front Harness Parking Sensor 5G0971095A
€61.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5Q0937084AG
Volkswagen Golf MK7 Audi A3 8V Body Control Comfort Unit Module BCM 5Q0937084AG
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 0C8927750D
VW Touareg 7P Automatic Transmission Module Control Unit ECU 3.0 TDI 0C8927750D
€332.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. MB3T-14301-BD
VW Amarok Mk2 Battery Negative Minus Cable Connector Wiring Loom MB3T-14301-BD
€56.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. P1XT-15K601-AA
VW Amarok Mk2 Remote Ignition Key Opener Button Switch Unit P1XT-15K601-AA
€66.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0959433BL
VW Golf MK5 Body Control Comfort Module BCM Convenience Unit ECU 1K0959433BL
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0035507L
VW Volkswagen Scirocco Mk3 Roof Top Antenne Control Unit Module 1K0035507L
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5G0035222
Volkswagen Golf Mk7 Seat Leon 5F Media Port Socket Connection Adapter 5G0035222
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0959433AK
VW Golf Mk5 1K Body Control Comfort Unit Module Convenience Unit 1K0959433AK
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K3959857B
Volkswagen Polo 6R Golf Mk6 3-Door Window Lifter Switch Driver's Side 1K3959857A
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 4G0035061A
Volkswagen Touareg 7P Multimedia Navigation Radio Control Head Unit 4G0035061A
€265.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. ML3T-10C652-BA
VW Amarok NF Battery Terminal Cable Wiring Battery ML3T-10C652-BA
€56.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 5Q0959392D
VW Volkswagen Golf 7 Front Door Control Module Passenger Side Unit 5Q0959392D
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6R0971226A
Volkswagen VW Polo 6R Negative Battery Terminal Cable Wiring 6R0971226A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6C4971693E
VW Volkswagen Polo 6R Rear Door Harness Wiring Loom Cable Left N/S 6C4971693E
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L6035680A
VW Volkswagen Touareg 7L Radio Player Navigation Sat Nav Head Unit 7L6035680A
€474.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 5WA962132
Volkswagen Golf Mk8 Antenna Amplifier Transmitter Receiver Module ECU 5WA962132
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3C0907651
Volkswagen VW Golf Mk6 1K Acceleration Sensor 3C0907651
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7P6035552N
VW Touareg 7P Antenna Amplifier Signal Booster Module Rear Right O/S 7P6035552N
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3AF971104L
Volkswagen Passat B7 PDC sensor Wiring Loom Harness Cable Rear Bumper 3AF971104L
€42.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L0959772
VW Volkswagen Golf Mk5 Phaeton 3D Heated Seat Control Module Unit 7L0959772
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1H5951253
Volkswagen Touareg 7L Relay Alternator Alarm Black 4 Pin 12V No 143 1H5951253
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0915181C
Volkswagen Phaeton 3D 5.0 V10 Battery Control Module Unit ECU 3D0915181C
€113.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0955559M
Volkswagen VW Golf Mk5 Rain Sensor Windscreen Control Unit Module 1K0955559M
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1K0955559AB
Volkswagen Golf Mk5 Rain Sensor Front Windscreen Control Unit Module 1K0955559AB
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7LA937550A
VW Transporter T6 Fusebox Module Power Distribution Control Module 7LA937550A
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 06J903023G
VW Volkswagen Polo GTI 6R Golf Mk7 Alternator Generator 14V 140A 6J903023G
€42.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 5G0035820A
Volkswagen Golf Mk7 Infotainment Multimedia Head Unit 5G0035820A
Promo price
€51.95
€31.17
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7H0907300
Volkswagen Transporter T6.1 Engine Bay Main Fuse Box Top Cover 7H0907300
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 02M911024J
Volkswagen Golf 7 Audi A1 A3 Seat Ibiza Petrol Engine Starter Motor 02M911024J
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 2Q0959655AN
Volkswagen Transporter T6 Air Module Sensor Control Unit ECU 2Q0959655AN
€379.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7L0907719
Volkswagen Touareg 7L Anti Theft Alarm System Control Module Unit ECU 7L0907719
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 5N0035552K
VW Tiguan 5N Antenna Amplifier Module Control Right O/S Unit 5N0035552K
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0937576
VW Volkswagen Phaeton 3D Main Fuse Socket Electrical Control Unit 3D0937576
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 5WA962133E
Volkswagen Golf 5G Keyless Entry Module Aerial Antenna 5WA962133E
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 5Q0955559C
Volkswagen Golf 8 Rain Sensor Front Windscreen 5Q0955559C
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 06J906026AR
Volkswagen Scirocco Mk3 2.0 TFSI CAWB 200HP Control ECU Kit 06J906026AR Manual
€284.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 1C0880201M
Volkswagen New Beetle Steering Wheel Air Module Driver's Side Black 1C0880201M
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0919473
Volkswagen Touareg 7L PDC Parking Aid System Display Panel Unit 3D0919473
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0941329E
Volkswagen Golf Mk7 Headlight Cornering Module Control Unit 3D0941329E
€56.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 1K0955557A
VW Volkswagen Audi Seat Skoda Airbag Crash Impact Sensor SRC 1K0955557A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 07Z911023BX
Volkswagen Phaeton 3D Engine Starter Motor Acutator 5.0 V10 Diesel 07Z911023BX
€142.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 5WA907007AC
Volkswagen Golf Mk8 Air Conditioning A/C Control Unit Module 5WA907007AB
Promo price
€113.95
€68.37
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 6C0959653
VW Polo 6R Seat Ibiza 6J Clock Spring Steering Column Squib Ring 6C0959653
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 038907281D-2
VW Volkswagen Caddy 2K Audi A4 B9 Glow Plug Relay Unit Black Diesel 038907281D
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 5WA959436P
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5WA959436P
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 4H0951253A
Seat Skoda Audi VW Polo 6R Multi Use Control Module Relay 4 Pin 645 4H0951253A
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3D0909601F
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601F
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 141951253B-1
VW Volkswagen Audi Seat Skoda Relay Unit 4 Pins 12V 40A 141951253B
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 .