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
-15%
Part no. A1729058300
Mercedes SLK R172 Pedestrian Protection Impact Crash Sensor Module A1729058300
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 5M0035724
Volkswagen VW Golf Mk6 1K Aux Socket Port Switch 5M0035724
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8377601
BMW E38 Door Windows Control Unit Module ECU ZB PMBT LOW 8377601
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1744987
BMW E39 Battery Clamp Fuse Cable Positive 1744987
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9268336
BMW MINI Clubman R55 R55N LCI Cable Adapter Lead Sensor Side Airbag 9207117
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 7852129
Alternator BMW F90 M5 F91 M8 S63M Petrol Engine Generator 250A Valeo 7852129
Promo price
€189.95
€161.46
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2539009309
Mercedes C253 W293 Rain And Light Sensor Control Unit Module ECU A2539009309
Promo price
€66.95
€40.17
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8W6971035AN
Audi A5 F5 Front Door Wiring Harness Cable Driver's Side 8W6971035R
€56.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 5G0971104D
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104D
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 6956939-1
Changer Unit BMW E63 E64 6-disc Compact CD Head Player 6956939
Promo price
€47.95
€28.77
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8507949
BMW X3 F25 X4 F26 N57 Fuel Injection Line Wiring Loom Harness Cable 8507949
€51.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A0121542002
Mercedes W903 OM611 Diesel Alternator Engine Generator 14V 90A A0121542002
Promo price
€108.95
€92.61
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9261614-1
BMW F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Glacier A83 Silver Set
€28.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8D0959591C
VW Volkswagen Golf Mk5 Sunroof Sliding Roof Drive Unit Motor Actuator 8D0959591C
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 6854028
BMW F06 F10 F11 F12 F13 ICM Control Unit Module Air Module ECU 6854028
€123.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2075403332
Convertible Cable Mercedes A207 C207 Roof Rail Wiring Harness A2075403332
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9365304
BMW F10 F20 F23 F30 Bluetooth Teleservices GPS Telematics Control Module 9365304
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2059009643
Mercedes W205 Telematics Bluetooth Module Control Unit ECU A2059009643
Promo price
€61.95
€37.17
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9307421
Camera Control Unit BMW F20 F21 F30 F31 KaFAS 2 Camera Module ECU 9307421
Promo price
€66.95
€56.91
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1J0906381B
Audi TT 8N Fuse Box Relay Control Unit Module 1J0906381B
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 6C1T-12B637-JJ
Ford Transit Mk7 Engine Wiring Loom Harness Cables 2.2 TDCi 6C1T-12B637-JJ
€132.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A9079008805
Mercedes Sprinter W907 W910 Head Unit Multimedia Controller Module A9079008805
€80.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. rhd-A1185407902
Mercedes C118 Front Door Left Right N/O/S Electrical Wiring Harness A1185407902
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7621063
BMW X3 F25 X4 F26 Earth Ground Cable Line Strap Battery Lead 7621063
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 90494959
GM Vauxhall Opel Relay 4-Pin Multi Use Glow Plug Unit Magenta 90494959
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 5Q1937084C
Audi Q2 GA Module BCM Body Control Unit Module ECU 5Q1937084C
€127.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8R0907468L
Audi A5 8F Gateway Control Unit Module ECU 8R0907468L
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 241268711R
Door Wiring Renault Master 3 Rear Sliding Cable Harness 241268711R
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 4H0035670T
Audi A8 D4 Reader Radio CD System Audio MMI Multimedia Head Unit 4H0035670T
€550.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8507902
Engine Wiring BMW F20 F21 F22 F30 F31 F34 F32 F33 F36 Harness Loom 8507902
Promo price
€66.95
€56.91
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6937668
BMW X5 Series E53 Fuse Box Label Trim Cover Panel Sticker 6937668
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8657337
Starter Motor BMW F90 M5 G11 G30 Petrol Engine Starter Actuator DENSO 8657337
Promo price
€70.95
€60.31
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 3C0937125A-1
VW Volkswagen Tiguan 5N Passat B7 Engine Bay Fuse Relay Box Terminal 3C0937125A
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 95B919294C
Porsche Macan 95B PDC Parking Sensor Control Module Unit 95B919294C
€161.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 4M0959792H
Audi A5 F5 Door Module Control Unit ECU Front Passenger Side 4M0959792H
€42.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 3456421
Mini Roadster R59 Aerial Roof Antenna Base Module 3456421
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A1715409606
Mercedes R171 Wiring Cable Harness Front Passenger Door Wiring Loom A1715409606
Promo price
€42.95
€36.51
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9389600
BMW Gran Turismo G32 Radio Aerial Antenna Amplifier AM/FM 9389600
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 4L0910289K
Audi Q7 4L Body Control Comfort Unit Module BCM Unit ECU 4L0907289K
Promo price
€237.95
€202.26
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 02E911023S
Audi TT 8J 2.0 TFSI CESA Petrol Engine Starter Motor 02E911023S
Promo price
€37.95
€32.26
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A6402002770-1
Alternator Belt Tensioner Mercedes W169 W245 OM640 Diesel Holder Mounting Panel
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0025422519
Mercedes W168 W169 W245 Blue Relay 4-Pin Tyco A0025422519
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. LHD-R56-CARPLAY
Mini R56 R57 Display Screen Instrument Cluster Speedo Android CarPlay 4+64GB LHD
Promo price
€284.95
€242.21
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A1635400382
Mercedes ML W163 Fuse Relay Box ECU Cover Trim A1635400382
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9392247
BMW 2 4 F22 F23 F82 M2 F82 F83 M4 iDrive Touch TBX Module Holder Mount 9392247
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A6569000200-1
Mercedes W213 E400d OM656.929 Diesel Engine ECU Kit A6569000200 Automatic
€569.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2129005300
Seat Module Mercedes W204 W212 Control Unit Front Left Right N/O/S A2129005300
Promo price
€66.95
€40.17
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 4G0937517
Audi A6 C7 Fuse Battery Junction Box Fuse Distribution Terminal Centre 4G0937517
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8574091
BMW F10 F11 520d N47N 184HP Engine Control Unit ECU DDE 8574091 Automatic
€85.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8576333
BMW F20 F30 F32 120d 320d 420d N47N 184HP Engine Unit ECU DDE 8576333 Automatic
€113.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 7243562
BMW F20 F30 Sport Seat Front Heating Mat Element F21 F31 F32 7243562
Promo price
€113.95
€96.86
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A6519007401-1
Mercedes W212 E250CDI Blue Efficiency OM651 204HP Engine ECU A6519007401 Key
Promo price
€332.95
€199.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2469006816
Mercedes W176 W231 W246 Electric Parking Brake Control Unit Module A2469006816
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A0131547002
Mercedes W211 CLS C219 Alternator Generator OM642 Diesel 14V 180A A0131547002
€94.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8X0959673
Audi A1 8X Windscreen Heating Control Switch 8X0959673
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9247467
BMW E82 ECU Body Control Module Unit PL2RR JBBFE L1 61359247467 9247467
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9218702
Rain Sensor BMW F10 F11 Light Solar Fogging Control Unit 9218702
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 3WA959595A
Audi A3 RS3 8V Door Control Unit ECU Module Front Driver's Side 3WA959595A
Promo price
€56.95
€34.17
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A6401500734
Mercedes W169 W245 A200 B200 CDI OM640.941 140HP Engine Module ECU A6401500734
Promo price
€113.95
€68.37
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8K0907551-1
Audi S4 B8 3.0 TFSI 333HP CAKA Quattro Engine ECU Kit 8K0907551 Automatic
€246.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 03F906070GN-2
Audi A1 8X 1.2 TFSI CBZA 86HP Engine Control ECU Kit 03F906070GN Manual
€189.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2469050201
Mercedes C117 X156 Antenna Amplifier Control Unit Module A2469050201
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 3C0915336A
Audi A3 8P Battery Box Tray Covering Housing Trim Holder Bracket 3C0915336A
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6819651
BMW X5 F15 Rear Fuse Box Distribution Relay Module Control ECU Unit 6819651
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9387151
BMW 3 F30 Hybrid 330e B48X Positive Battery Lead Cable Starterunit 9387151
€80.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 8582280-4
BMW F20 116d N47N 116HP Engine Control ECU DDE 8582280 Automatic Transmission
Promo price
€56.95
€34.17
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6814609
BMW 1 3 5 Series F10 F20 F30 Bus Interface Connector Data Terminating 6814609
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0009058112
Mercedes C118 W177 W247 Negative Battery Terminal Cable Lead A0009058112
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 420919275-1
Rear Bumper PDC Audi A5 Sensor Parking Distance Control 420919275 1706091849
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8677250
Battery Starter Cable Mini Countryman F60 Cooper S B48 Positive Plus 8677250
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 6836504
BMW F20 F21 LCI F30 F31 F32 F13 Electric Coolant Fan Motor Relay 130A 6836504
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A1775408312
Door Wiring Mercedes W177 W247 Driver Side Cable Harness Loom A1775408312
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 6964113
Comunication Module BMW E83 E46 EXCH Telematics Control GSM Bluetooth 6964113
Promo price
€42.95
€25.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A1648205685
Air Module Mercedes ML W164 W251 SRS Control Unit ECU A1648205685
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 059903019H
Audi A8 D4 Alternator Generator Electrical Unit 3.0 TDI Diesel Engine 059903019H
€113.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8583657
Wiring Harness BMW F20 E90 LCI Mini R56 LCI Engine Glow Plug Module 8583657
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1K0906093F
Fuel Pump Control Audi A3 8P VW Golf Mk6 Relay Module Unit ECU 12V 1K0906093F
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 3455306
Mini R57 Cabrio Convertible DWA Alarm System Relay ECU 3455306 65753455306
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8T0035223AP
Audi A4 S4 B8 Audio Amplifier Sound Booster Control Unit Module 8T0035223AP
€189.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8368231
BMW E46 Door Speaker Tweeter Front Left N/S 8368231
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6956672
BMW E63 E63N LCI Centre Console Switch Centre DTC PDC 6956672
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2535403718
Mercedes X253 Rear Bumper Electrical Wiring Harness A2535403718
Promo price
€66.95
€40.17
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7220891
BMW E91 LCI Control Unit Module Support Plate Bracket Carrier Holder 7220891
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A1779002207
Mercedes W177 Rear Left Right N/O/S Door Control Module A1779002207
Promo price
€42.95
€36.51
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0015424523
Parktronic Display Mercedes W207 W212 PDC System Parking Sensor A0015424523
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8512500-1
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Kit DDE 8512500 CAS3 + Key Manual
€336.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A2829006700
Mercedes W177 A200 M282.814 163HP Engine Control Unit ECU A2829006700 Automatic
€284.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A1779007403
Mercedes W177 Interior Ambiance Control Module ECU Unit A1779007403
Promo price
€51.95
€31.17
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A1779061102
Fuse Box Mercedes W177 Relay Fuse Box COntrol Module Unit A1779061102
Promo price
€66.95
€40.17
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 6824110
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Loom Harness 6821420
Promo price
€94.95
€80.71
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 7191362
BMW 3 E93 Cable Wiring Loom Harness Hydraulic Pump 7120204 7191362
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2519062200-1
Mercedes W251 COMAND Navigation Head Unit Radio Sat Nav Screen A2519062200
Promo price
€332.95
€199.77
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 8627098
BMW F45 X1 F48 Mini F60 Automatic Gearbox Module Control Unit EGS 8627098
Promo price
€189.95
€113.97
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 7545150-1
BMW X5 E53 3.0i M54 231HP ECU Engine Kit DME 7545150 Automatic Key EWS
€165.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9356156
External Ignition Base BMW F20 F30 F32 F33 Power Terminal Distribution 9356156
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8K0959794A
Audi A4 B8 Door Module Rear Right O/S Control Unit Module ECU 8K0959794A
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9343287
BMW i3 I01 Mini F56 Air Conditioning System A/C Control Unit Module 9343287
Promo price
€75.95
€64.56
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8353447
BMW E36 E38 Relay Two Pole Make Contact 8353447
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 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 .