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. A2038703389
Mercedes W203 W209 W639 CD 6 Disc Changer With Magazine A2038703389
Promo price
€75.95
€64.56
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A1729008206
Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2129005212
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Navigation A2129005212
Promo price
€218.95
€186.11
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A6511501879
Mercedes W639 OM651.940 113 CDI 136HP Engine Unit Module ECU A6511501879 Manual
Promo price
€170.95
€145.31
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7253188
BMW E92 Sport Seat Left Right Thigh Support Cover Trim Leather Dakota
Promo price
€42.95
€36.51
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 5293147
Relay Glow Littlefuse Mega Fuse 250 Amp 5293147
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. A0009827723
Fuse Relay Mercedes W176 W204 W246 4-Pin Unit Black Hella A0009827723
€23.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0009820512
Energy Distributor Mercedes W177 W212 Power Control Unit Module A0009820512
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0009820912
Mercedes W176 W222 W246 Voltage Converter Power Distributor Fuse A0009820912
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0009822112
Energy Distributor Mercedes W205 W238 Power Control Unit Module A0009822112
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A0009821212
Energy Distributor Mercedes W205 W212 W213 W906 Control Unit Module A0009821212
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A2469009112
Control Unit Mercedes W176 W246 Body Control Module BCM ECU A2469009112
Promo price
€44.95
€26.97
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2049009004
Parking Module Mercedes W204 S204 PDC Distance Control Unit Sensor A2049009004
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2129003704
Parking Module Mercedes W207 W212 PDC Distance Control Unit Sensor A2129003704
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. CC1112B533AB
Ford Transit MK7 Diesel Glow Plug Relay Control Unit Module CC1112B533AB
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2035409213
Mercedes W203 Door Wiring Harness Front Left Right N/O/S Wiring Loom A2035409213
Promo price
€27.95
€26.55
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A1679050700
Mercedes W177 Crash Impact Sensor Front Door Left Right Unit A1679050700
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A9425426040
Mercedes Sprinter W906 Fuse Box Relay Carrier Holder Bracket A9425426040
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 8573260-4
ECU Kit BMW F20 F21 116d ed Diesel N47N 116HP DDE 8573260 Key FEM Lock Manual
Promo price
€398.95
€239.37
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7464750
Tailgate Smart Opener BMW F10 F11 X1 F48 X3 F25 Control Unit Module 7464750
Promo price
€37.95
€32.26
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 24445098
Opel Astra Vectra Zafira Immobilizer Antenna Immobilizer Module Unit 24445098
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A1669003602
Mercedes W204 R172 DAB Receiver Digital Audio Control Unit Module A1669003602
Promo price
€89.95
€53.97
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2098209810
Mercedes CLK A209 Cabrio Alarm Anti Theft System Control Module Unit A2098209810
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 7565300-18
BMW Z4 E85 2.0 N46 150HP Engine Module ECU Kit DME 7565300 + EWS + Key Manual
Promo price
€303.95
€182.37
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2098209610
Mercedes CLK W209 Convertible Alarm Anti Theft System Control Unit A2098209610
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A0061516101
Mercedes ML W164 Diesel Engine Starter Motor A0061516101
Promo price
€51.95
€44.16
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 6819332
Control Unit Module BMW F20 F21 F30 F31 F32 Rear Body REM 6819332
Product currently unavailable
-15%
Part no. A2118700026
Bluetooth Module Mercedes W203 W211 W219 Control Unit Hands Free A2118700026
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2469066600
Fuse Box Mercedes W156 W176 W246 Front Relay Control Unit Module A2469066600
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2129003708
Mercedes W212 COMAND Radio Head Unit Navi CD DVD Player Navigation A2129003708
Promo price
€189.95
€161.46
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7391043
BMW F10 X1 F48 Mini F54 Rear Tailgate Smart Opener Bottom Wire Sensor 7391043
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8P0035535
Audi A4 B7 Amplifier Bracket Aerial Antenna Module Mount Holder 8P0035535
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0009820112
Mercedes W177 W207 Power Energy Distribution Unit Module A0009820112
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 6942677
BMW E60 E61 E63 E65 PDC Parking Control Module Unit ECU 6942677
€94.95
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6943285
BMW E65 Xenon Headlight Control Module LM E6X LWR 6943285
Promo price
€51.95
€44.16
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9241826
On Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9241826
Promo price
€94.95
€80.71
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2048700594
Radio Player Mercedes-Benz W204 COMAND Navi CD Head Unit A2048700594
Promo price
€132.95
€113.01
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. A0009820012
Mercedes W176 W212 W246 Voltage Converter Power Distributor Inverter
€28.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8P0959433
Audi A3 8P Body Control Comfort Unit Module BCM Convenience Unit 8P0959433
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0009820212
Mercedes W176 W212 W246 Voltage Converter Inverter Power Distributor A0009820212
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6911584
BMW E65 E66 Steering Wheel MFL Phone Switch Buttons Left N/S 6911584
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9286863
BMW X5 Z4 Series E70 E89 Active Sound Harman Becker Amplifier Design 9286863
Promo price
€56.95
€34.17
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2124404851
Mercedes W212 Rear Bumper PDC Wiring Parking Sensor Loom Harness A2124404851
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A2129009622
Mercedes W212 Fuse Box Relay Rear SAM Control Unit Module A2129009622
Promo price
€51.95
€31.17
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7607973
BMW F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7607973
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9266384
BMW 5 Series F10 F11 LCI Boardmonitor Central Information Display 7" 9266384
Promo price
€56.95
€34.17
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7391042
BMW F10 F30 X1 F48 Mini F54 Rear Tailgate Smart Opener Top Wire Sensor 7391042
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A0009002308
Mercedes W447 W906 Adblue Module Exhaust Gas Control Unit ECU A0009002308
Promo price
€89.95
€53.97
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8C11-3C190-AB
Ford Transit Yaw Sensor ESP Rotation Rate Control Unit Module 8C11-3C190-AB
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 1K0907719B
Audi A3 8P Anti Theft Alarm System Control Module Unit ECU 1K0907719B
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A2229002710
Tuner Box Mercedes W207 W212 W218 Digital Audio Control Unit DAB ECE A2229002710
Promo price
€56.95
€34.17
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A2129004025
Mercedes W212 Fuse Box Relay Control Unit Module SAM A2129004025
Promo price
€132.95
€79.77
Free delivery - Wed, Oct 08
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, Oct 08
If paid before 14:00
-40%
Part no. 237101754R
Renault Trafic F83 M9R 2.0 DCI Engine Control Unit Module ECU 237101754R Manual
Promo price
€51.95
€31.17
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 7634297
BMW F20 116i 118i N13 Petrol Engine ECU Control Unit Module DME 7634297
€408.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6G9T-14B192-AA
Ford Mondeo Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-AA
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 24435922
GM Vauxhall Opel Relay 4-Pin Multi Use Glow Plug Unit Black Set 24435922
€28.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6G9T-14B192-CA
Ford Fiesta Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-CA
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6G9T-14B192-EA
Ford Fiesta Transit Relay 4-Pin Grey FoMoCo Unit 6G9T-14B192-EA
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 90226846
Vauxhall Opel Relay 4-Pin Tyco Unit Yellow 90226846
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 1K0959654
Audi A3 8P Steering Wheel Position Angle Sensor Control Unit Module 1K0959654
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 8512415-7
Mini Cooper SD R60 ALL4 N47N 143HP Engine ECU Kit DDE 8512415 CAS3 Key Manual
Promo price
€227.95
€136.77
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 8635808-1
Engine Wiring BMW F20 F30 F31 LCI B38 Loom Module 2 Harness Cable 8635808
Promo price
€75.95
€64.56
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 8635811-1
BMW F20 F30 LCI 118i 318i B38 Engine Wiring Loom Harness Cables 8635811
Promo price
€89.95
€76.46
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. A2465407832
Battery Cable Mercedes W176 W246 Positive Wiring Starter Harness A2465407832
€170.95
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9207075
BMW X3 X5 Series E83 E53 Telematics Control Unit Module 9207075
Promo price
€80.95
€48.57
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A9069820109
Mercedes Sprinter W906 Positive Battery Terminal Cover Cap Trim Red A9069820109
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 8507885
BMW 1 3 Series F20 F30 Diesel N47N Wiring Harness Engine Gearbox Module 8507885
Promo price
€37.95
€32.26
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2465400340
Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 8709212
Body Control Module BMW F20 F30 F31 BCM Unit FEM Lear V12 ECU 8709212
€142.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2118203375
Antenna Booster Mercedes W211 Rear Boot Lid Tailgate Amplifier A2118203375
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 3421562
Engine Wiring Harness BMW X3 E83 2.0i N46 Wiring Loom Manual Gearbox 3421562
Promo price
€47.95
€40.76
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2048702426
Mercedes W204 Door Module Rear Left N/S Control Unit Module A2048702426
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 8517727
Mini Cooper D R60 N47N Engine Control Unit ECU 8517727 Manual
Promo price
€66.95
€40.17
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A1695403945-1
Mercedes W169 W245 Central Gateway Control Unit Module ECU A1695403945
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0055422018
ESP Sensor Mercedes W164 W221 Yaw Rotation Rate Sensor A0055422018
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A1669005811
Door Module Mercedes W176 W246 Front Right O/S Control Unit Module A1669005811
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A0009008905
Windscreen Camera Mercedes W207 W212 W246 Front Control Unit Module A0009008905
Promo price
€80.95
€48.57
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6850955
Brake Control Unit BMW F10 F11 X3 F25 Parking Brake Handbrake Module EMF 6850955
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6853992
BMW X3 F25 ICM Control Unit Air Module SRS Airmodule ECU 6853992
Promo price
€37.95
€32.26
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9269896
BMW X3 F25 Business CD Radio Player Head Unit Control 9269896
Promo price
€165.95
€141.06
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2048708026
Mercedes W204 Media Interface Control Unit Module ECU A2048708026
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6867168
BMW 1 2 Series F20 F21 F30 F31 N13 N47N ECU ICM Control Unit Module 6867168
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9322120
BMW F30 F31 F32 F33 Central Information Display Screen 6,5" 9322120
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6820931
Telematics Module BMW X1 F48 F20 F30 Bluetooth GPS Control Unit ECU 6820931
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9354228
Mini Cooper F56 Rain Light Turn On Sensor Unit 9354228
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. A1729007500
Mercedes W204 Seat Module Memory Control Unit Front Left N/S A1729007500
Promo price
€51.95
€31.17
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A0055421218
Crash Sensor Mercedes W176 W204 W212 Impact Airbag Unit Module A0055421218
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8635813
Engine Wiring BMW F20 F30 F31 LCI B38 Valvetronic Servomotor Cable Loom 8635813
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9243637
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9243637
Promo price
€66.95
€56.91
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2661501233
Engine Wiring Mercedes W169 W245 M266 Petrol Cable Loom Harness A2661501233
Promo price
€56.95
€48.41
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 8618444
BMW F30 LCI 330e B48X Cell Module Connector 8618444 61278618444
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. A2711540902
Alternator Generator Mercedes W203 W209 M271 Engine Valeo 120A 14V A2711540902
€94.95
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. A2045400708
Mercedes-Benz W204 Parking Sensor Wiring Cable Harness Rear PDC A2045400708
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. Mini Lodgesons
MINI Cooper R50 Lodgesons Steering Wireless Control Unit Module System
Promo price
€47.95
€28.77
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9264973-1
BMW X5 E70 Seat Control Unit Module ECU 9264973
Promo price
€47.95
€28.77
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2049001506
Mercedes W204 Coupe Door Module Front Right O/S Control Unit A2049001506
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. A2049001206
Mercedes W204 Coupe Door Module Front Left N/S Control Unit A2049001206
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. A2038707089
Mercedes W203 Aerial Antenna Amplifier Module Unit A2038707089
Product currently unavailable
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 .