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
-5%
Part no. A0045450405
Mercedes W169 W203 W639 W906 Relay 5-Pins Green Control Unit 12V A0045450405
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1648209385
Mercedes ML W164 Door Module Front Left N/S Control Unit Module A1648209385
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A6511500156
Engine Wiring Mercedes W204 OM651 Diesel Harness Loom Cable A6511500156
Promo price
€70.95
€60.31
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1648209485
Mercedes ML W164 Door Module Front Right O/S Control Unit Module A1648209485
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2118701185
Air Module Mercedes W211 W219 Control Unit ECU A2118701185
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2469008516
Parking Brake Module Mercedes W176 W246 Electric Control Unit ECU A2469008516
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1698209926
Mercedes W169 W245 ECU Air Control Unit Sensor Module A1698209926
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A9069000401
Mercedes Sprinter W906 Door Module Front Right O/S Control Unit A9069000401
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1648205585
Mercedes W164 Air Module Control Unit SRS Sensor ECU Bosch A1648205585
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A9065450003-1
Mercedes Sprinter W906 Fuse Box Cover Trim Panel Lid Grey A6395450003
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1729007600
Seat Module Mercedes W204 Front Right O/S Memory Control Unit A1729007600
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1645453716
Mercedes ML W164 Parking Module PDC Distance Control Unit Sensor A1645453716
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1765450000
Mercedes-Benz A-Class W176 Bluetooth Unit Module Bracket Holder A1765450000
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465400308
Alternator Cable Mercedes W176 W246 OM651 Battery Prefuse Box A2465400308
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465400340-1
Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2128204585
Mercedes-Benz A B W176 W246 Glove Box Aerial Antenna Booster Amplifier
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A1644400937
Mercedes ML W164 Rear Bumper PDC Wiring Parking Sensor Loom Harness A1644400937
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A1645453047
Mercedes ML W164 Trunk Tailgate Foam Control Unit Module Bracket A1645453047
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2661538479-1
Mercedes W169 A150 Petrol M266.920 95HP Engine ECU Kit A2661538479 Automatic
Promo price
€180.95
€108.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A4479052505
Mercedes Vito W447 Rain Light Sensor Windscreen Control Unit A4479052505
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2048709426
Mercedes W204 Air Module Control Unit SRS Sensor ECU A2048709426
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2049006301
Mercedes W204 Rear SAM Module Fuse Box Control Unit A2049006301
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2044407441
Earth Ground Cable Mercedes W204 W207 W212 W218 Battery Wiring Loom A2044407441
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049060205-1
Mercedes C204 Rear SAM Module Fuse Box Relay Control Unit A2049060205
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2129003414
Fuse Box Mercedes C204 W204 Front Relay Control Unit Module SAM A2129003414
Promo price
€132.95
€113.01
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2038219551-2
Mercedes CL203 Rear Roof Alarm Motion Sensor Control Unit Module A2038219551
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049007508
Mercedes W204 Display Screen Monitor Radio Sat Nav Navigation Unit A2049007508
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2038703389
Mercedes W203 W209 W639 CD 6 Disc Changer With Magazine A2038703389
Promo price
€75.95
€64.56
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
Part no. A0009827723
Fuse Relay Mercedes W176 W204 W246 4-Pin Unit Black Hella A0009827723
€23.95
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2118700026
Bluetooth Module Mercedes W203 W211 W219 Control Unit Hands Free A2118700026
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
Part no. A0009820012
Mercedes W176 W212 W246 Voltage Converter Power Distributor Inverter
€28.95
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
Part no. A2465407832
Battery Cable Mercedes W176 W246 Positive Wiring Starter Harness A2465407832
Product currently unavailable
-5%
Part no. A9069820109
Mercedes Sprinter W906 Positive Battery Terminal Cover Cap Trim Red A9069820109
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
Part no. A2711540902
Alternator Generator Mercedes W203 W209 M271 Engine Valeo 120A 14V A2711540902
€94.95
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2048207785
Mercedes W204 Rear Left Door N/S Control Unit Module A2048207785
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2125455640
Mercedes W212 Battery Holder Mount Bracket Support E-Class A2125455640
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2059008218
Telematics Module Mercedes W176 W205 W218 Communication Control Unit A2059008218
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2749003900
Mercedes Vito W447 Electronic Control Unit Module ECU A2749003900
Promo price
€137.95
€82.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009003606
Mercedes W176 W246 Automatic Transmission Control Uni A0009003606
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2479009412
Bluetooth Module Mercedes W247 W447 Multimedia Control Unit ECU A2479009412
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129001529
Mercedes-Benz C E Class W204 W207 W212 Front Left Door N/S Control Unit Module
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465452840
Mercedes-Benz A B W176 W246 Control Module Housing Bracket Mount A2465452840
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A1669008506
Seat Module Mercedes W176 W246 Control Unit Front Left Right N/O/S A1669008506
€66.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009003704
Mercedes W204 W212 Tyre Pressure Check Monitor Control Unit Module A0009003704
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A6401507934
Mercedes W169 W245 A180 B180 CDI Engine Control Module A6401507934 Automatic
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A6511590246
Wiring Cable Cover Mercedes W204 W212 W906 OM651 Engine Duct Bracket A6511590246
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1695458140
Mercedes W169 W245 Relay Control Unit Bracket Mount Holder Cover A1695458140
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1668200689
Antenna Amplifier Mercedes W176 Aerial Module Unit Rear A1668200689
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2039000000-1
Mercedes CL203 Head Unit CD Player Radio Audio Controller Unit A2039000000
Promo price
€85.95
€51.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049009301
Mercedes W212 Media Interface Control Unit Module Multimedia A2049009301
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2059007123
Mercedes W176 W212 W246 Telematics Communication Control Unit Module A2059007123
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A1695400132
Cable Wiring Mercedes W245 Fuel Pump Sending Unit Plug Socket A1695400132
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465409611
Mercedes-Benz A B Class W176 W246 Battery Surround Trim Box Bracket A2465409611
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2048704658
Mercedes W204 Radio Control Function Button Knob Controller Unit A2048704658
€47.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1729007003
Seat Module Mercedes W204 W212 Control Unit Front Left Right N/O/S A1729007003
Promo price
€104.95
€89.21
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1729006903
Seat Module Mercedes W204 W212 Control Unit Front Left Right N/O/S A1729006903
Promo price
€89.95
€53.97
Free delivery - Tue, Oct 07
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 .