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
-40%
Part no. A6549061600
Starter Motor Mercedes W205 W213 W238 W447 OM654 Engine Diesel A6549061600
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2465401850
Prefuse Box Mercedes W176 OM607 Fuse Relay Control Unit A2465401850
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465405933
Battery Cable Mercedes W176 W246 Terminal Starter Wiring Harness A2465405933
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2038201585
Mercedes W203 Door Control Module Front Left N/S A2038201585
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. A6519060026
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine DENSO A6519060026
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465402705
Mercedes W176 Door Harness Loom Cable Wiring Front Left Right N/O/S A2465402705
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465407711
Mercedes W176 Door Harness Loom Cable Wiring Rear Left Right N/O/S A2465407711
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A0009055103
Distance Radar Module Mercedes W176 W207 W212 Front Distronic Unit A0009055103
€189.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1779001604
Mercedes W177 W247 Door Module Front Right Control Unit A1779001604
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0035422819
Battery Relay Mercedes W176 W246 W447 Cut Off Module Control Unit A0035422819
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1698702710
Mercedes-Benz A B Class W169 W245 Tow Protection ECO Switch Button Unit Module
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2128300008
Fan Blower Mercedes W212 Comand Navi CD Control Unit Module Cooler A2128300008
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129010700
Mercedes W212 ECU Control Unit Sensor Module Airbag A2129010700
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0015424523
Parktronic Display Mercedes W207 W212 PDC System Parking Sensor A0015424523
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2075400740
Fuse Box Mercedes W204 Battery Terminal Control Unit Module A2075400740
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465453740
Mercedes-Benz A B Class W176 W246 Rear Fuel Pump Control Unit Bracket Holder
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2139003617
Telematics Module Mercedes W176 W207 W205 Bluetooth Control Unit A2139003617
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2469068601
Battery Junction Block Mercedes W176 W246 Battery Plus Pole Terminal A2469068601
Product currently unavailable
-5%
Part no. A0009008214
Mercedes W177 W247 W447 W907 Fuel Pump Module Control Unit ECU A0009008214
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A9066800214
Mercedes Sprinter W906 Radio Fan Adapter Cooling Control Unit Module A9066800214
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2129006518
Door Module Mercedes W204 W207 W212 Front Right O/S Control Unit A2129006518
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129009128
Door Module Mercedes W207 W212 CLS W218 Front Left N/S Control Unit A2129009128
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2129008818
Keyless Go Module Mercedes W207 W212 W218 ECU Door Lock Control Unit A2129008818
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2095453140
Fuse Box Holder Mercedes W209 Control Unit Mount Bracket CLK A2095453140
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1698202985
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698202985
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A4475401440
Mercedes Vito W447 Fuse Box Relay Control Unit Module A4475401440
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1765405508
Mercedes-Benz A-Class W176 Front Door Cable Wiring Loom Harness A1765405508
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A0005456616
Mercedes W212 Automatic Gearbox EGS Control Module Unit ECU A0005456616
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2475451000
Mercedes W177 W247 Battery Bracket Battery Mount Holder Trim A2475451000
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1698207226
Door Module Mercedes W169 W245 Front Right O/S Control Unit A1698207226
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A0009051910
Battery Cable Mercedes W177 W247 Negative Lead Terminal Harness A0009051910
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1775402111
Mercedes W177 Door Harness Loom Cable Wiring Rear Left Right N/O/S A1775402111
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2479002307
Mercedes W177 W247 4Matic Transfer Control Unit Module ECU A2479002307
Promo price
€137.95
€82.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2075405205
Mercedes W207 Door Cable Wiring Loom Front Left Right Door N/O/S A2075405205
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2475457300
Mercedes W177 Fuse Box Relay Cover Lid Control Unit Bracket Trim A2475457300
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465450500
Mercedes-Benz A B W176 W246 Gearbox Control Module Bracket Holder A2465450500
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129006318
Door Module Mercedes W204 W212 Front Left N/S Control Unit Module A2129006318
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2125400080
Mercedes W212 Fuse Box Housing Relay Unit Module A2125400080
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2045409813
Battery Cable Mercedes W204 W207 Positive Wiring Harness Loom A2045409813
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1779000304
Airbag Module Mercedes V177 W177 C118 Air Bag SRS Control Unit ECU A1779000304
Promo price
€33.95
€28.86
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2469003014
Mercedes W176 W231 W246 Electric Parking Brake Control Unit Module A2469003014
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1779001704
Mercedes V177 Door Module Rear Right Control Unit A1779001704
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1779061002
Fuse Box Mercedes W177 Power Distribution Junction Relay Unit A1779061002
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2048207385
Mercedes-Benz C W204 Front Left Door N/S Control Unit Module A2048207385
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2035401113
Mercedes C Class W203 Solenoid SOLV Valve Wiring Harness Diesel A2035401113
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465410005
Mercedes W176 W246 Battery Cover Fuse Box Trim Panel Lid A2465410005
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465408109
Door Wiring Mercedes W176 Loom Cable Rear Left Right N/O/S A2465408109
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2038201485
Mercedes W203 Door Control Module Front Right O/S A2038201485
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A0009067500
Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A 14V A0009067500
€66.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2045451040
Mercedes W204 W212 Multimedia Interface Unit Module Bracket Mount A22045451040
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009050038
Mercedes W212 Multi-Purpose Windscreen Camera Control Unit Module A0009050038
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2465406809
Mercedes W176 W246 Wiring Loom Cable Door Rear Left Right N/O/S A2465406809
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2139008013
Bluetooth Module Mercedes W176 W213 Control Unit Hands Free A2139008013
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2465400082
Mercedes-Benz A-Class W176 Cover Equipment Electrical Fuse Box A2465400082
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009054807
Mercedes W118 W177 W206 W247 NOX Sensor A0009054807
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0035420819
Mercedes W176 W205 W213 W242 W447 W907 Relay 4-Pin Black Tyco Unit A0035420819
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0015424423
Parktronic Screen Mercedes W207 W212 Front Parking Sensor Display A0015424423
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A0025450901
Mercedes W169 W245 W906 Fuse Holder Electrical Fuse Box Bracket A0025450901
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2129002216
Mercedes W212 Display Screen Information Navigation Dashboard A2129002216
Promo price
€104.95
€62.97
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1775402500
Mercedes W177 W247 Battery Cable Negative Lead Terminal Harness A1775402500
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A9069005701
Mercedes W639 W906 Air Module SRS Control Unit ECU A9069005701
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2124407952
Mercedes W212 W218 Battery Cable Negative Lead Terminal Harness A2124407952
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2466200018
Mercedes-Benz A-Class W176 Battery Frame Holder Bracket Mount Plate A2466200018
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129009729
Mercedes W176 W207 W212 Keyless Door Lock Module ECU Unit A2129009729
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2469003417
Parking Brake Module Mercedes W176 W231 W246 Electric Control Unit A2469003417
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 390203254
Seat Adjustment Motor Mercedes R171 W221 Front Seat Motor Actuator 0390203254
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2118701885
Mercedes ML W164 Control Unit Module DC UHI MOST A2118701885
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. 0390203255
Seat Adjustment Motor Mercedes W221 Front Seat Motor Actuator 0390203255
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2044402232
Mercedes W204 W207 Battery Cable Positive Wiring Harness Loom A2044402232
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A6519000601
Mercedes-Benz W906 313 CDI OM651 Diesel Engine Control Unit CRD ECU A6519000601
€123.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2044402607
Earth Ground Cable Mercedes W204 W207 Battery Wiring Loom Engine A2044402607
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2044404732
Mercedes W204 Estate PDC Wiring Rear Bumper Parking Sensor Cable A2044404732
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2045451047
Control Unit Bracket Mercedes W204 W212 Audio Module Holder Mount A2045451047
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2049013502
Mercedes W204 S204 Airbag Module Air Bag SRS Control Unit ECU A2049013502
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2045400440
Battery Bracket Mercedes W204 W207 Battery Mount Support Holder A2045400440
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049005601
Mercedes W204 S204 Estate SAM Control Unit Module Rear A2049005601
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2049060105
Mercedes W204 SAM Control Unit Module Fuse Box Relay Rear A2049060105
Promo price
€62.95
€37.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1729008500-1
Mercedes W166 W204 Display Screen Information Navigation Dashboard A1729008500
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2129006724-1
Fuse Box Mercedes W204 S204 W212 SAM Control Unit Module Relay A2129006724
Promo price
€137.95
€117.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A6541592501
Mercedes W213 OM654 Engine Wiring Cable Cover Duct Bracket Channel A6541592225
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2139004009
Mercedes W213 Door Module Front Left N/S Control Unit A2139004009
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1695450540
Fuse Box Mercedes W169 W245 Electrical Relay Control Unit A1695450540
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009820412
Mercedes W176 W205 W212 Voltage Converter Power Distributor Plug A0009820412
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1776203400
Mercedes W177 W247 Battery Bracket Mount Holder Support A1776265300
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2139009406
Mercedes W213 Display Screen Information Navigation Dashboard A2139009406
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2115452647
Bracket Mount Mercedes W211 W219 Control Unit Module SAM Holder A2115452647
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2135409916
Earth Ground Cable Mercedes W213 S213 Battery Wiring Loom Engine A2135409916
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1693000204-2
Accelerator Sensor Mercedes W169 W245 YAW Rate Control Unit Module A1693000204
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A0009061505
Mercedes W212 W213 W205 W218 Positive Battery Tray Clamp A0009061505
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009007604
Adblue Module Mercedes W205 W213 W177 W907 SCR Control Unit EGR ECU A0009007604
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2079004400
Rear Window Module Mercedes W207 C207 Coupe Control Unit ECU A2079004400
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0009003310
Mercedes W205 W213 Fuel Pump Module Control Unit ECU A0009003310
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2135452840
Mercedes W213 ECU Bracket Control Unit Module Holder Mount A2135452840
Promo price
€23.95
€22.75
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 .