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. 7L0937503
Volkswagen Touareg 7L Fuse Box Relay Control Unit Module 7L0937503
Promo price
€56.95
€48.41
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8578504
BMW F30 LCI 335dX N57Z Engine Gearbox Module Wiring Cable Loom Harness 8578504
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 7N0959794K
VW Sharan 7N Rear Door Module Control Unit Left N/S Passenger Side 7N0959794K
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8571084
BMW F20 F21 F30 LCI Wiring Injector Loom Harness Cable Module B47 Engine 8571084
€151.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2125406505
Mercedes W212 Door Wire Wiring Loom Front Right O/S A2125406505
€37.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 6820234
Air Conditioning Module BMW F20 F21 F30 F31 A/C Control Unit 6820234
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9339339
BMW 1 3 F20 F21 F30 F31 Driver Side Seat Wiring Loom Cable Harness 9339339
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 9237968
BMW F07 GT Central Gateway Module ECU Control Unit Lear ZGW-01 High 9237968
Promo price
€66.95
€40.17
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 4G8959795A
Audi A7 4G8 Door Control Module Electrical Unit ECU Rear Right O/S 4G8959795A
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A1645451840
Mercedes W164 ECU Control Unit Bracket Holder A1645451840
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 4H0959107AB
Audi A8L 4H Tailgate Lift Boot Lid Control Unit Module Trunk 4H0959107AB
€89.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2059001811
Mercedes W205 Rear Door Control Module Unit Left N/S ECU A2059001811
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2055401900
Mercedes W205 Parking Sensor Wiring Rear Bumper PDC Loom Cable A2055401900
Promo price
€80.95
€48.57
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 6832695
Mini Clubman F54 Battery Cable Negative Terminal Wiring 6832695
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 6983335-1
BMW E39 E46 E53 6-disc CD Multi Changer Control Unit Modul With Magazine 6983335
Promo price
€66.95
€40.17
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8K0971104F
Audi A4 B8 Rear Wiring Loom PDC Harness Parking Sensor 8K0971104F
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2429004101
Mercedes W204 W212 Telephone Control Unit Module ECU A2429004101
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2139000124
Mercedes W213 W222 C257 Amplifier Module Audio Burmester A2139000124
Promo price
€427.95
€256.77
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 95B980654D
Porsche Macan 95B Front Windscreen Lane Assist Kafas Camera 95B980654D
€218.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 1S0919275-PHB
Audi A3 8P PDC Parking Distance Control Sensor Module Unit ECU Phantom Black Z9Y
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 7P0907801D
VW Touareg 7P Handbrake Electric Parking Brake Control Module 7P0907801D
€94.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2059007539
Fuse Box Mercedes S205 Interior Front Relay Fuse Box Sam Module A2059007539
Promo price
€113.95
€68.37
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2118705189
Sound Amplifier Mercedes W204 W211 W212 C219 Audio Harman Becker AMP A2118705189
Promo price
€42.95
€25.77
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8K0959793Q
Audi A4 B8 Door Module Control Unit ECU Front Driver's Side 8K0959793Q
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8P4035223B
Audi S3 8P Audio Sound BOSE Amplifier Stereo System Module 8P4035223B
€132.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 9371790
BMW 1 Series F20 Telematics Control Unit Module Bluetooth 9371790
Promo price
€56.95
€34.17
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 4H0971160A
Audi A8 D4 Door Card Wiring Harness Loom Front Passenger Side 4H0971160A
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8676222
BMW 3 F30 LCI Hybrid 330e Battery Starter Connecting Lead Cable Wiring 8676222
Promo price
€113.95
€68.37
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2711508033
Mercedes W204 Engine Wiring Harness Cable Loom A2711508033
Promo price
€313.95
€188.37
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 8E0907637B
Audi A6 C6 Yaw Module Rotation Rate Acceleration Sensor 8E0907637B
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 2GA035284B
Audi Q2 GA Online Services Control Module ECU Unit 2GA035284B
Promo price
€142.95
€121.51
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8518568-3
BMW F20 F30 120d 320d ed Diesel N47N 163HP ECU Kit DDE 8518568 + Key + FEM
€132.95
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 9244417
Mini Navigation Head Unit R55 R56 R57 LCI R60 R61 CHAMP 2 Sat Nav DAB 9244417
Promo price
€322.95
€274.51
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 7645837
BMW i3 I01 Electric Gearbox Gear Shifting Actuator Module Unit 7645837
Promo price
€113.95
€68.37
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 7612860
BMW F20 F21 F30 F31 F32 Battery Holder Bracket Supporting Rail 7612860
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 6915327
BMW E46 E39 E60 E81 E87 E90 E91 F10 F20 F30 Relay Make Contact Sky Blue 6915327
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8W1907063AG
Audi A4 B9 Body Control Comfort Unit Module BCM Unit ECU 8W1907063AG
Promo price
€284.95
€242.21
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9253209
BMW E81 E87 LCI E90 E91 N43 DC/DC Wandler Torque Converter Module ECU 9253209
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8806980
BMW i3 I01 LCI Door Wiring Cable Loom Harness Rear Left Right N/O/S 8806980
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9387151-1
BMW F30 Hybrid 330e B48X Positive Battery Lead Cable Starter Unit Wiring 9387151
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9315152
BMW X3 F25 Fuse Box Grouping Map Diagram Location 9315152
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8579479-6
BMW F20 F21 F30 F31 116HP N47N Engine Control Unit ECU Kit DDE 8579479 Manual
€275.95
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A2079002800
Mercedes W207 Convertible Door Module Front Right O/S Control Unit A2079002800
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2465406607-1
Positive Cable Mercedes W176 W246 Battery Lead Plus Pole Red A2465406607
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 4F0919887M
Audi A5 8T Navigation System Car Sat Nav Computer Head Unit 4F0919887M
Promo price
€104.95
€62.97
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2048205497
Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A2048205497
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8580192
Glow Plug Cable BMW G20 X3 G01 B47 Wiring Harness Engine Glow Module 8580192
Promo price
€56.95
€34.17
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 8X0959792D
Audi A1 8X Front Passenger Side Door Module Unit Control ECU 8X0959792D
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 7798141
BMW E87 E90 Control Unit Box Closed Lid Cover Trim Bracket Diesel 7798141
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 130002613-1
BMW 5 X5 7 Series E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8N8035223A
Audi TT 8N Amplifier BOSE Premium Audio Sound System Module 8N8035223A
€28.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 8387568
BMW 7 Series E65 E66 Battery B Engine Compartment Terminal Point 8387568
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 9226333-1
BMW E88 Cabrio ECU Body Control Module H3 Junction Box 9226333
Promo price
€51.95
€31.17
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9806332
Mini R60 R61 Ultra Sonic Module Alarm System Sensor 9806332
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2215408507
Mercedes W221 Door Wiring Harness Cable Front Left Right N/O/S A2215408507
€32.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 6R0971839A
VW Volkswagen Polo 6R 1.2 TSI Petrol Fuel Sender Pump Cover Panel 6R0971839A
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 6R0959655M
VW Volkswagen Polo 6R Seat Ibiza 6J Air Module Control Unit ECU 6R0959655M
€37.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2465404300
Mercedes W176 Door Harness Loom Cable Wiring Rear Right A2465404300
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. E93-RADIO
BMW E93 Head Unit Radio Player Navigation Control Module 5A2BF31
Promo price
€80.95
€48.57
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8512499-10
BMW X1 E84 18d N47 ECU Engine Control Unit Kit DDE 8512499 CAS3 + Key Manual
Promo price
€199.95
€119.97
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A0009058000
Windscreen Camera Mercedes W207 W221 Front Windshield Module Unit A0009058000
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2465400140
Mercedes-Benz A-Class W176 Equipment Electrical Cover Fuse Box A2465400140
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 8J0035456A-1
Antenna Amplifier Audi Q5 8R A6 C6 A5 8T Mobile Phone Module Unit 8J0035456A
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 4H0907705K
Audi A8L 4H Steering Angle Steering Wheel Column Control Module ECU 4H0907705K
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A6397601804
Mercedes Vito W639 Door Handle Bowden Cable Catch Rear Wire A6397601804
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 7601305
BMW F10 F11 LCI F13 N63 N63N Petrol Water Pump Adapter Lead Cable Wiring 7601305
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 7542615
BMW 1 3 5 6 7 Z4 Series E87 E90 E60 E64 E65 E85 Power Distribution Box 7542615
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 9113348
BMW E81 E87 LCI E90 E91 DC/DC Wandler Torque Converter Module 9113348
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8519663-4
Mini Cooper D ALL4 R60 N47N 1.6 Diesel Engine ECU Kit DDE 8519663 CAS3 + Key
Promo price
€189.95
€113.97
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8733503
BMW F30 Fuse Box Front Body Control Module ECU BCM Unit 8733503
€189.95
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A0048273745
iPod Interface Mercedes W204 W207 W212 Module Control Unit ECU A0048273745
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A2469005315
Transmission Module Mercedes W176 OM607 Diesel Control Unit A2469005315
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 5Q0959354A
VW Volkswagen Tiguan AX1 Front Air Module Crash Impact Sensor Unit 5Q0959354A
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2038700426
Door Module Mercedes CL203 Front Right O/S Control Unit A2038700426
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2215408609
Mercedes W221 Rear Door Wiring Harness Cable Left N/S A2215408609
€32.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 6C1T-14A076-BB
Ford Transit Mk7 Fuse Box Cover Electrical Unit Housing Trim Cap 6C1T-14A076-BB
€23.95
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. A2215450801
Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215450801
Promo price
€227.95
€136.77
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A2711535391-2
Mercedes R171 SLK 200K 184HP M271.944 Engine ECU Kit A2711535391 Key Lock
Promo price
€275.95
€234.56
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A2219004003
Steering Wheel Angle Mercedes C216 W221 Sensor Control Unit Module A2219004003
Promo price
€142.95
€121.51
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A9079001605
Mercedes W907 Central Gateway Control Unit Module Relay ECU A9079001605
€465.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 8W0959592E
Audi A4 B9 Front Door Control Module Unit Passenger Side ECU 8W0959592E
€42.95
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 4F0919805
Audi A4 B8 Smart Card Reader Smart Card System TV 4F0919805
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8719905
BMW X3 G01 X4 G02 Wireless Charger Centre Console Phone Module Unit 8719905
Promo price
€47.95
€40.76
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8585729
BMW 3 Series F30 320d N47N Engine Gearbox Module Wiring Loom Harness Cables Set
Promo price
€56.95
€34.17
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A2055404913
Mercedes W205 Wiring Cable Harness Center Console Ambient Lightning A2055404913
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 6957348
BMW 6 Series E63 E64 F06 F12 F13 Aerial Antenna Amplifier Module Right O/S
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. 6989068-PS
Parking Ultrasonic Sensor Mini R50 R52 R53 PDC Unit Sensor Rear Pure Silver 900
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A2128205026
Mercedes W212 Impact Crash Sensor Door Left Right A2128205026
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A1688200289
Mercedes W168 Antenna Amplifier Unit Roof Rear Rail A1688200289
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A0465456628
Mercedes W203 W204 W218 Front Seat Wiring Loom Plug Connector A0465456628
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 02E911023T
Seat Leon 5F Engine Starter Motor 2.0 TDI Diesel 02E911023T
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 10
If paid before 14:00
-5%
Part no. A0015456403
Mercedes Sprinter W906 Fuse Box Relay Cover Box Cap A0015456403
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. A0025451201
Mercedes W169 W245 W906 Fuse Box Carrier A0025451201
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2215408908
Mercedes W221 Door Harness Wiring Loom Rear Right O/S A2215408908
€32.95
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. A2769007500
Mercedes W205 C43 4MATIC M276.823 367HP Engine Control ECU A2769007500 Automatic
€379.95
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 9244422
BMW X5 E70 LCI Front Bumper PDC Loom Cables Wiring Set 9244422
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 10
If paid before 14:00
-15%
Part no. 8796289
BMW X3 G01 X4 G02 X5 G05 Battery Terminal Negative Cable Wire Wiring 8796289
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 10
If paid before 14:00
-40%
Part no. 8672514-1
BMW F80 M3 F82 F83 M4 431HP Engine Control ECU Kit DME 8672514 + FEM Module Key
Promo price
€1,139.95
€683.97
Free delivery - Wed, Dec 10
If paid before 14:00
Part no. 9282285
BMW X3 F25 Central Gateway Module Control Unit ECU 9282285
€47.95
Free delivery - Wed, Dec 10
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 .