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. 4H0919275-SHB
VW Golf Mk6 Audi TT 8J Parking Distance Control Sensor Shark Blue Metallic - A5Q
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 1H5951253
Volkswagen Touareg 7L Relay Alternator Alarm Black 4 Pin 12V No 143 1H5951253
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0971104L
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104L
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 03E971612AE
Volkswagen Polo 6R Mk5 Engine Wiring Loom Harness Cable 03E971612AE
PLN 569.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K8955557
Volkswagen Scirocco Mk3 Door Crash Impact Pressure Sensor Unit 1K8955557
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7L0927841
VW Volkswagen Touareg 7L Mk1 ESP Relay Unit Grey 481 7L0927841
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7L0971767
Volkswagen Touareg 7L Washer Reservoir Bottle Wiring Harness Loom 7L0971767
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0919473
Volkswagen Touareg 7L PDC Parking Aid System Display Panel Unit 3D0919473
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5N0035341G
Volkswagen Golf Scirocco CC Multimedia Interface Module Box 5N0035341G
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 2G0907357A
VW Polo Mk6 AW Headlight Head Lamp Range Control Unit Module ECU 2G0907357A
PLN 189.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0909601E
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601E
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7L0941824A
Volkswagen Touareg 7L Fuse Box Module Electrical Relay Control Unit 7L0941828A
PLN 80.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0971104D
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104D
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7L0937503
Volkswagen Touareg 7L Fuse Box Relay Control Unit Module 7L0937503
PLN 189.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 2G0971104C
Volkswagen Polo Mk6 PDC Sensor Wiring Loom Harness Cable Rear Bumper 2G0971104C
PLN 180.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0035222A
Volkswagen Golf Mk7 Media In Port Socket Connection Adapter 5G0035222A 5Q0035736
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 2Q0971537AN
Volkswagen Polo Mk6 AW Battery Negative Cable Wiring Earth Line 2Q0971537AN
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K0971349BP
Volkswagen Golf Mk6 Alternator Main Cable Wiring Harness Loom 1K0971349BP
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3C0937125A-1
VW Volkswagen Tiguan 5N Passat B7 Engine Bay Fuse Relay Box Terminal 3C0937125A
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7N0959794K
VW Sharan 7N Rear Door Module Control Unit Left N/S Passenger Side 7N0959794K
PLN 85.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K8971104S
Volkswagen Scirocco Mk3 Rear Number Plate Wiring Harness Cable Loom 1K8971104S
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0971095A
VW Volkswagen Golf Mk7 Wiring Loom PDC Front Harness Parking Sensor 5G0971095A
PLN 237.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3C0907376A
Volkswagen VW Golf Scirocco Mk3 Electric Damping Control Module 3C0907376A
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K0971391ES
VW Golf Mk5 Seat Well Cable Front Left N/S Wiring Loom Harness 1K0971391ES
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 5N0971349AT
Volkswagen Tiguan 5N Alternator Generator Wiring Harness Cable 5N0971349AT
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0971104AD
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104AD
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5Q0919294E
Volkswagen Golf Mk7 PDC Parking Distance Control Module Unit ECU 5Q0919294E
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6907357B
Volkswagen Golf Mk7 Headlight Head Lamp Range Control Unit Module ECU 7P6907357D
PLN 189.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 06J906026AR
Volkswagen Scirocco Mk3 2.0 TFSI CAWB 200HP Control ECU Kit 06J906026AR Manual
PLN 1,234.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5Q0959354A
VW Volkswagen Tiguan AX1 Front Air Module Crash Impact Sensor Unit 5Q0959354A
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 6R0971226A
Volkswagen VW Polo 6R Negative Battery Terminal Cable Wiring 6R0971226A
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6971121H
VW Volkswagen Touareg 7P Door Wiring Loom Harness Front Left N/S 7P6971121C
PLN 123.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6971161FL
VW Touareg 7P Door Wiring Loom Harness Cable Front Passenger Side 7P6971161ES
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6971162EC
VW Touareg 7P Door Wiring Loom Harness Cable Front Driver's Side 7P6971162DJ
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 4H0959793F
VW Touareg 7P Front Door Control Module Unit ECU Driver's Side 4H0959793F
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 4H0959792F
VW Touareg 7P Front Door Control Module Unit ECU Passenger Side 4H0959792F
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5C0937819R
Volkswagen Beetle 5C Fuse Box Relay Module Unit 5C0937819R
PLN 237.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6971693A
Volkswagen Touareg 7P Door Harness Wiring Loom Rear Left Right N/O/S 7P6971693A
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0941828B
Volkswagen Touareg 7P 3.0 TDI Fuse Box Control Module 7P0941828B
PLN 161.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6919603
VW Volkswagen Touareg 7P Dashboard Multimedia Display Screen Panel 7P6919603
PLN 664.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6907530C
VW Volkswagen Touareg 7P MK2 Gateway Control Unit Module ECU 7P6907530C
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6035670B
VW Volkswagen Touareg 7P CD Radio Stereo Head Unit Panel 7P6035670B
PLN 1,519.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0937401
Volkswagen Touareg 7P Power Distribution Unit Positive Battery Socket 7P0937401
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0971225B
Volkswagen Touareg 7P Negative Battery Cable Wiring Loom 7P0971225B
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0907311-1
Volkswagen Touareg 7P 3.0 TDI CASD 204HP Engine Unit ECU Set 7P0907311 Automatic
PLN 2,944.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6919475
Volkswagen Touareg 7P PDC Parking Distance Control Module 7P6919475
PLN 123.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 6R0971349AP
VW Volkswagen Polo 6R 1.4 TSI Petrol Alternator Wiring Harness Loom 6R0971349AP
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 8D0959591C
VW Volkswagen Golf Mk5 Sunroof Sliding Roof Drive Unit Motor Actuator 8D0959591C
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K0907115
Volkswagen Golf V GTI 2.0 TFSI AXX 200HP Engine Control ECU Kit 1K0907115 Manual
PLN 712.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 0C8927750D
VW Touareg 7P Automatic Transmission Module Control Unit ECU 3.0 TDI 0C8927750D
PLN 1,139.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 4G0035061A
Volkswagen Touareg 7P Multimedia Navigation Radio Control Head Unit 4G0035061A
PLN 1,139.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6035552N
VW Touareg 7P Antenna Amplifier Signal Booster Module Rear Right O/S 7P6035552N
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 4H0959795P
VW Touareg 7P Rear Door Module Control Unit Left Right N/O/S 4H0959795P
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K0035507L
VW Volkswagen Scirocco Mk3 Roof Top Antenne Control Unit Module 1K0035507L
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0959933F
VW Volkswagen Phaeton 3D BCM Body Comfort Control Unit Module ECU 3D0959933F
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0919283C
Volkswagen VW Phaeton 3D PDC Parking Sensor Control Unit Module 3D0919283C
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0919887E
VW Volkswagen Phaeton 3D Head Unit Navigation Control Unit CD 3D0919887E
PLN 113.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0907553B
Volkswagen Phaeton 3D Air Suspension Control Module Unit ECU 3D0907553B
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0959759B
VW Volkswagen Phaeton 3D Seat Control Unit ECU Front Passenger Side 3D0959759B
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0915181C
Volkswagen Phaeton 3D 5.0 V10 Battery Control Module Unit ECU 3D0915181C
PLN 474.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0937576
VW Volkswagen Phaeton 3D Main Fuse Socket Electrical Control Unit 3D0937576
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0035465
VW Volkswagen Phaeton Mk1 Mulitmedia Audio Sound System Amplifier Unit 3D0035465
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0937499B
Volkswagen VW Phaeton 3D Fuse Box Electrical Control Unit Module 3D0937499B
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0035110
Volkswagen VW Phaeton 3D GP0 CD Changer 6-Disc Multichanger 3D0035110
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0972072AG
VW Phaeton 3D Electrical Steering Column Wiring Harness Loom Cable 3D0972072AG
PLN 237.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0907040H
VW Volkswagen Phaeton 3D Climate Air Conditioning Control Module Unit 3D0907040H
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0971235AD
VW Volkswagen Phaeton Mk1 Battery Negative Terminal Wire Cable 3D0971235AD
PLN 61.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3D0907539A
VW Volkswagen Phaeton 3D Dashboard Light Sun Solar Sensor Unit 3D0907539A
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 4H0959795B
VW Touareg 7L Rear Door Control Unit Module Left Right N/O/S ECU 4H0959795B
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 3C0937049AE
Volkswagen Golf Mk5 1K Module BCM Body Control Unit Module ECU 3C0937049AE
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 04L907309G-1
Volkswagen New Beetle 2.0 TDI CUUA 110HP Engine Unit ECU Kit 04L907309G Manual
PLN 949.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 6R0959655M
VW Volkswagen Polo 6R Seat Ibiza 6J Air Module Control Unit ECU 6R0959655M
PLN 161.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0959655B
Volkswagen Touareg 7P Air Module ECU Control Module Unit 7P0959655B
PLN 142.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 5Q0971371
VW Volkswagen Golf Mk7 Positive Battery Terminal Cable Lead Wiring 5Q0971371
PLN 189.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 07Z911023BX
Volkswagen Phaeton 3D Engine Starter Motor Acutator 5.0 V10 Diesel 07Z911023BX
PLN 569.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 6C0915181C
VW Volkswagen Polo 6R Negative Minus Earth Cable HV Battery Harness 6C0915181C
PLN 123.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 6C4971694E
VW Volkswagen Polo 6R Rear Door Cable Harness Wiring Loom Right O/S 6C4971694E
PLN 132.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 6C0907159B
Volkswagen Polo 6C Body Sound Impact Control Module ECU 6C0907159B
PLN 118.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 198393-01
Volkswagen Polo 6R Light Lamp Control Module Unit ECU 198393
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 7L0959655A
VW Volkswagen Touareg 7L Air Module Control Unit Crash Impact Sensor 7L0959655A
PLN 75.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7E0919506
VW Volkswagen Transporter T5 Magnetic Clutch Relay Unit Black 454 7E0919506
PLN 332.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P0907801D
VW Touareg 7P Handbrake Electric Parking Brake Control Module 7P0907801D
PLN 379.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 3Q0907530Q
Volkswagen VW Golf Mk7 Gateway Control Unit Module ECU GW MQB High 3Q0907530Q
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 02E911024D
Volkswagen Golf Mk7 Audi A3 8V Engine Starter Motor Start Stop Denso 02E911024D
PLN 94.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 070906016B
Volkswagen Phaeton 3D 5.0 V10 AJS 313HP Engine Control ECU 070906016B Automatic
PLN 379.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 03E906019M-2
Volkswagen Polo 6R 1.2 Petrol CGPB 60HP Engine Control ECU Kit 03E906019M Manual
PLN 664.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. 7P6035552M
VW Touareg 7P Antenna Amplifier Signal Booster Module Rear Left N/S 7P6035552M
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 1K0955559M
Volkswagen VW Golf Mk5 Rain Sensor Windscreen Control Unit Module 1K0955559M
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. N1XT-14D338-ADC
VW Volkswagen Amarok NF Wiring Harness Loom Cable N1XT-14D338-ADC
PLN 100.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. MB3T-14A411-SLC
VW Volkswagen Amarok NF Wiring Harness Loom Cable MB3T14A411SLC
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. MB3G-12C550-CG
VW Volkswagen Amarok Mk2 Glow Plug Relay Unit Module ECU MB3G-12C550-CG
PLN 949.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. P1XT-18T806-AC
Volkswagen VW Amarok NF Audio Sound System Amplifier Unit P1XT-18T806-AC
PLN 237.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. DS7T-15603-CA
Volkswagen Amarok Mk2 Keyless Entry Antenna Amplifier Module ECU DS7T-15603-CA
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. 5G0971175C
Volkswagen Golf Mk7 Rear Tailgate Boot Lid Wiring Adapter Loom 5G0971175C
PLN 42.95
Delivery - Fri, Jan 09
If paid before 14:00
Part no. N1XT-14630-TFE
VW Volkswagen Amarok NF Front Door Harness Wiring Passenger Side N1XT14630TFE
PLN 189.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. P1WT-19H517-AE
VW Volkswagen Amarok Mk2 Auto Brake Trailer Module Control Unit P1WT-19H517-AE
PLN 522.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. ML34-13C148-AE
VW Volkswagen Amarok NF Front Lamp Headlight Control Unit Module ML3413C148AE
PLN 303.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. ML3A-5L200-AD
Volkswagen Amarok Mk2 DPF Filter Pressure Sensor 3.0 TDI ML3A-5L200-AD
PLN 237.95
Free delivery - Fri, Jan 09
If paid before 14:00
Part no. MB3G-12B565-FB
VW Amarok Mk2 Automatic Gearbox Transmission Control Module Unit MP3P-14F106-AA
PLN 522.95
Free delivery - Fri, Jan 09
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 .