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. A0035422319
Mercedes W176 W246 Relay Battery Decoupling 12V A0035422319
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2118705026
Passenger Seat Module Mercedes W164 W203 W211 Memory Control Unit A2118705026
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A6519007401-2
Mercedes W204 C250CDI Blue Efficiency OM651.911 204HP Engine ECU A6519007401 Key
Promo price
€189.95
€113.97
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1185402504
Mercedes C118 Door Harness Rear Left N/S Door Wiring Loom A1185402504
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2208203226
Seat Heating Sensor Mercedes W209 W211 W220 Left N/S Control Unit A2208203226
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2036901430
Mercedes C CLC Class CL203 W203 Rear SAM Unit Fuse Box Trim Cover A2036901430
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2048210197
Door Cable Guide Mercedes W204 Front Wiring Loom Harness Channel A2048210197
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2118206185
Mercedes E S Class W211 W220 Telephone Hands Free Control Module A2118206185
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2055401542
Mercedes W205 Rear Door Harness Wiring Cable Left Right N/O/S A2055401542
€61.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2048704326
Mercedes W204 Door Module Control Unit Module Front Left N/S A2048704326
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A6519000700-3
Mercedes W906 310 CDI OM651.955 95HP Engine Unit ECU Kit A6519000700 Key Lock
€393.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A0009058100
Mercedes ML W166 GL X166 SL R231 C292 Crash Impact Sensor A0009058100
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2055463100
Retaining Plate Mercedes W205 Relay Fuse Box Holder Bracket A2055463100
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A0009822523
Mercedes W156 W242 W246 W447 Relay 4-Pin Black Hella A0009822523
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0035421619-1
Mercedes W177 Relay 052 Fuse Box Relay Slot B D E 70A Tyco SET X2 A0035421619
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A6401508334-1
Engine Control Unit Mercedes W245 B200 CDI OM640.941 140HP ECU A6401508334
Promo price
€104.95
€62.97
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A9064461142
Air Module Mercedes W639 W906 Control Unit ECU A9064461142
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0009822923
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey A0009822923
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A6396641914
Mount Support Mercedes Vito W639 Battery Bracket Holder Mounting A6396641914
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0009822723
Mercedes W205 Estate Fuse Relay Box Module Control A0009822723
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0061516201
Starter Motor Mercedes Sprinter W204 W211 W212 OM646 Diesel Engine A0061516201
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2078202810
Mercedes W207 Convertible Anti Theft Roof ITS TPS Sensor Module Unit A2078202810
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2118704885
Mercedes W164 W211 Front Passenger Seat Memory Control Unit Module A2118704885
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A0025450601
Mercedes W906 Fuse Relay Box Module Control Unit A0025450601
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2229000013
Door Module Mercedes W205 X253 Front Door Right O/S Control Unit A2229000013
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1729003106
Mercedes SLC R172 Parktronic Parking Sensor Module Unit ECU A1729003106
Promo price
€56.95
€48.41
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2118703485
Mercedes W211 Door Module Rear Right O/S Control Unit ECU A2118703485
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2135406831
Mercedes W213 Rear Door Wiring Harness Keyless Left Right N/O/S A2135406831
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2048702126
Mercedes W204 Door Module Control Unit Module Front Right O/S A2048702126
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A1695400506
Mercedes W169 Front Bumper Parking Sensor Wiring Loom Cable Harness A1695400506
€47.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2469000516
Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469000516
Promo price
€113.95
€96.86
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A9065450003
Fuse Cover Mercedes Sprinter W906 Box Trim Panel Lid Grey A6395450003
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2048704526
Door Module Mercedes W204 Rear Left N/S Control Unit Module A2048704526
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A9079053907
Mercedes Sprinter W907 W910 Battery Sensor Cable Negative Terminal A9079053907
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2188200187
Mercedes W221 Multimedia Interface USB Adapter Port Socket A2188200187
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1636801080-1
Mercedes-Benz M-Class ML W163 1 Cover Footwell Fuse Box Trim Right A1636801080
Promo price
€33.95
€28.86
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A6399003701
Mercedes W639 Tire Tyre Pressure Control Module Unit A6399003701
Promo price
€113.95
€68.37
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2048208526
Mercedes W204 Parking Sensor Parktronic Display Control A2048208526
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1648205389
Mercedes ML W164 Aerial Antenna Amplifier Unit Module A1648205389
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2115452301
Mercedes-Benz E-Class S211 W211 Fuse Box Terminal Connection Unit A2115452301
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A7899823500
Mercedes EQA H243 Engine Relay 20A ECU A7899823500
€51.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A6079002200-2
Mercedes W176 A180 CDI OM607 109HP BlueEFFICIENCY Engine Unit ECU A6079002200
Promo price
€113.95
€68.37
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0009006612
Rear Module Mercedes C205 W205 Fuel Pump Control Unit A0009006612
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2719000700
Mercedes R171 SLK200 Kompressor M271.954 Engine Control Unit ECU A2719000700
Promo price
€180.95
€108.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2075400440
Mercedes-Benz E-Class A207 Additional Battery Tray Holder Mounting Bracket
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2049006009
Mercedes W204 Navigation CD Player Radio Stereo Sat Nav Head Unit A2049006009
Promo price
€137.95
€82.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2075409334
Mercedes-Benz E-Class W207 Cabrio A207 Battery Ground Cable Wiring Mass Lead
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0045467740
Mercedes W447 Drive Train Sensor Can Distributor A0045467740
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2829062000
Starter Motor Mercedes C118 W177 C247 Petrol OM282 Starter Motor A2829062000
€66.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2218705093
Mercedes W221 Door Control Module Unit ECU Rear Left Right N/O/S A2218705093
Promo price
€56.95
€48.41
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2128208826
Mercedes W212 Door Control Module Unit ECU Rear Right O/S A2128208826
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A6079002200-3
Mercedes W176 A180 CDI OM607.951 109HP Engine Unit ECU A6079002200
€85.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2518204426
Mercedes V251 W164 Front Lamp Headlight Control Module Unit HELLA A2518204426
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2535401001
Battery Cable Mercedes C238 C253 Starter Alternator Wiring Harness A2535401001
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2078201089
Mercedes W207 A207 Radio Aerial Antenna Amplifier Module Unit A2078201089
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2539008007
Mercedes X253 Rain And Light Sensor Control Unit Module ECU A2539008007
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2219005503
Mercedes W221 Air Suspension Module Regulation Control Unit A2219005503
Promo price
€56.95
€34.17
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2059002922
Door Module Mercedes W205 W253 C253 Front Left N/S Control Unit ECU A2059002922
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A9069006503
Door Module Mercedes W906 Front Left Right N/O/S Control Unit ECU A9069006503
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A6519007500-4
Mercedes W204 C250 CDI BlueEFFICIENCY OM651.911 Engine ECU A6519007500 Automatic
Promo price
€108.95
€65.37
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A1679001420
Central Locking Module Mercedes C118 W177 Door Lock Control Unit A1679001420
Promo price
€70.95
€42.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2465451440
Mercedes W176 Fuse Relay Box Cover Cap Top Trim Lid A2465451440
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A0018203126
Mercedes W168 Air Module Belt Locking System Sensor Control Unit Module ECU
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1718204026
Mercedes SLK R171 Rain Sensor Front Windscreen Light A1718204026
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A9064407353
VW Crafter I Mercedes Sprinter W906 Fuel Tank Wiring Loom Cable A9064407353
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2129004518
Door Control Unit Mercedes W204 W207 W212 Front Left N/S Module ECU A2129004518
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1679004712
Bluetooth Module Mercedes W205 W213 W222 W238 Control Unit ECU A1679004712
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2198200326
Door Module Mercedes C219 Rear Door Right O/S Control Module A2198200326
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1765404609
Mercedes W176 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9364201
Promo price
€61.95
€52.66
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1669005412
Mercedes W166 Door Module Rear Left N/S Control Unit ECU A1669005412
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1779005505
Door Module Mercedes W177 W247 Rear Left Right N/O/S Control Unit A1779005505
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2055409240
Mercedes W205 Front Door Electric Wiring Harness Loom Cable Left N/S A2055409240
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2079011800
Mercedes W204 W207 Control Unit ECU Sensor Module Air SRS Bag A2079011800
Promo price
€56.95
€48.41
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1679004211
Door Module Mercedes W205 W213 W910 Front Right O/S Control Unit ECU A1679004211
Promo price
€94.95
€80.71
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2518701889
Antenna Amplifier Mercedes W164 W251 Aerial Control Unit Module A2518701889
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2049009907-2
Mercedes W204 Navigation Radio Player Head Unit Computer A2049009907
Promo price
€227.95
€136.77
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A0005400764
Mercedes W205 Battery Negative Ground Bonding Line Wire Earth Cable A0005400764
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2469008113
Mercedes GLE X156 4Matic Transfer Control Unit Module ECU A2469008113
Promo price
€61.95
€37.17
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2118201526
Mercedes S211 Rear Door Control Module Left N/S A2118201526
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2059003222
Door Module Mercedes W205 W253 Control Unit Module Front Right O/S A2059003222
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1729058300
Mercedes SLK R172 Pedestrian Protection Impact Crash Sensor Module A1729058300
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2055457540
Mercedes W205 C238 X253 W213 Inner Firewall Contact Support A2055457540
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
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: Feb 3 – 6
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: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-40%
Part no. A2059006047
SAM Module Mercedes W205 GLC X253 Rear Comfort Control Unit ECU A2059006047
Promo price
€127.95
€76.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A2055407942
Mercedes W205 Front Door Harness Wiring Cable Left Right N/O/S A2055407942
€32.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1665400141
Mercedes W166 Petrol Engine HV Battery Earth Ground Line Cable Wire A1665400141
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1779001203
Mercedes W177 Door Control Module Rear Left Right N/O/S A1779001203
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. A1775405101
Door Wiring Mercedes V177 Rear Door Right Left N/O/S Harness Wire A1775405101
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. A2139003317A
Mercedes C118 V177 W213 Diesel OM654 Automatic Transmission Module A2139003317
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. A2139004709
Mercedes W213 Door Module Rear Left N/S Control Unit A2139004709
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-15%
Part no. A1695402733
Mercedes W169 W245 Cable Loom Wiring Parking Sensors Rear A1695402733
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
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 .