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.
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Make
Category
Subcategory
Condition
In Stock
Price
-15%
Part no. A2056200018
Battery Box Bracket Mercedes W205 W213 W238 Trim Holder Right O/S A2056200018
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
Part no. A1729007500
Mercedes W204 Seat Module Memory Control Unit Front Left N/S A1729007500
£42.95
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2465401205
Mercedes-Benz A B W176 W246 Left N/S Parking Brake Electrical Wiring Cable
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A1715402534
Mercedes SLK R171 Battery Cable Starter Alternator Wiring Harness A1715402534
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2139000414
Camera Module Mercedes W213 S213 Parking Rear View Control Unit A2139000414
Promo price
£85.95
£51.57
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A9079000304
Mercedes Sprinter W907 W910 Air Module Sensor Unit ECU A9079000304
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1775404307
Fuse Box Mercedes C118 W177 W247 Engine Compartment Relay Box Module A1775404307
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025421419
Mercedes W163 W169 W203 W210 Relay 5-Pin Yellow TYCO A0025421419
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1779009902
Mercedes W177 Front Windscreen Windshield Camera Multi Purpose Unit A1779009902
Promo price
£56.95
£48.41
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469009312-1
Mercedes W176 Radio Stereo Head Unit Media Player Navigation A2469009312
Promo price
£85.95
£73.06
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A9067601204
Mercedes Sprinter W906 Front Left Door N/S Handle Bowden Pull Cable A9067601204
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A9079821100
Mercedes W910 Engine Hood Microswitch Cable Wiring Loom Harness A9079821100
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1698203185
Mercedes-Benz A B Class W169 W245 Door Control Module Left Rear N/S A1698203185
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2229009211
Mercedes W207 A207 W212 Digital Satellite Radio Control Unit A2229009211
Promo price
£56.95
£34.17
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1178700110-1
Mercedes W176 Occupancy Mat Front Passenger Seat Sensor Control Unit A1178700110
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1776204201
Mercedes C118 W177 W247 Battery Box Trim Housing Cover Support A1776204201
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2128205313
Mercedes W212 Front Left Right N/O/S Seat Wiring Loom Cable Harness A2128205313
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2518701889
Antenna Amplifier Mercedes W164 W251 Aerial Control Unit Module A2518701889
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1779008206
Mercedes W177 Ambience Illumination Light Control Module Unit A1779008206
Promo price
£32.95
£19.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1698207926
Mercedes W169 W245 Control Unit Front Left Door N/S Module A1698207926
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2059005222
Seat Module Mercedes W205 W253 Memory Control Unit Passenger's Side A2059005222
Promo price
£37.95
£32.26
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519003403-1
Mercedes W906 314 CDI OM651 Engine Module ECU Kit A6519003403 Automatic
Promo price
£379.95
£227.97
Free delivery: Mar 2 – 9
If paid before 14:00
-15%
Part no. A0325453132
Gearbox Module Mercedes SLK R171 Automatic Transmission Unit EGS A0325453132
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129008818
Keyless Go Module Mercedes W207 W212 W218 ECU Door Lock Control Unit A2129008818
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A0009002720
Mercedes Sprinter W907 Parking Control Unit Module Sensor Parktronic A0009002720
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0035422319
Mercedes W176 W246 Relay Battery Decoupling 12V A0035422319
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. rhd-A2045409835
Mercedes-Benz W204 Front Left Right Door Wiring Loom Cable Harness A2045402734
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129006518
Door Module Mercedes W204 W207 W212 Front Right O/S Control Unit A2129006518
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2229005914
Mercedes W205 Rear SAM Module Control Unit A2229005914
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2025402373-1
Mercedes A C E Class 1 W169 W203 W211 OBD Diagnostic Plug Cover A2025402373
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469008516
Parking Brake Module Mercedes W176 W246 Electric Control Unit ECU A2469008516
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669051702
Mercedes-Benz A C M W166 W176 W205 Aerial Antenna Amplifier Unit A1669051702
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2215404062
Mercedes W221 Air Suspension Control Unit Module Airmatic A2215404062
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2218207510
Mercedes W221 Anti Theft Roof Alarm Ultrasonic Motion Sensor Unit A2218207510
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2469003417
Parking Brake Module Mercedes W176 W231 W246 Electric Control Unit A2469003417
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2034621130
Mercedes W203 Steering Column Lock Control Unit Module A2034621130
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. rhd-A2034404808
Battery Cable Mercedes W203 W209 Starter Alternator Wiring Harness A2034404808
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2118200885
Mercedes W211 S211 Bluetooth Control Unit Module ECU A2118200885
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2078202910
Seat Control Module Mercedes A207 W207 Cabrio Rear Control Unit ECU A2078202910
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2118700110
Mercedes W219 Hood Bonnet Light Solar Sensor Module A2118700110
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1669002906
Mercedes W204 Headlight Range Control Unit Module ECU A1669002906
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A0009003806
Mercedes W205 Park Parking Assist PDC Distance Control Unit Module A0009003806
Promo price
£56.95
£34.17
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2049009614
Mercedes W204 CD Player Radio Navigation Sat Nav Head Unit A2049009614
Promo price
£237.95
£142.77
Free delivery: Mar 2 – 9
If paid before 14:00
-5%
Part no. 5DV-008-290-00
Mercedes W211 Xenon Headlight Level Control Module 5DV 008 290-00
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2219050018
Mercedes-Benz S-Class W221 Headlining Alarm Sensor Module Cover Trim A2219050018
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129005212
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Navigation A2129005212
Promo price
£180.95
£153.81
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2115458532
Mercedes W211 W219 Body Control Module Control Unit ECU A2115458532
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1693000204-2
Accelerator Sensor Mercedes W169 W245 YAW Rate Control Unit Module A1693000204
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129004901
Fuse Box Mercedes W212 Rear SAM Relay Control Unit Module A2129004901
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009828223
Mercedes W213 Power Relay 4 Pin 12V Hella A0009828223
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2115420418
Mercedes W211 Negative Battery Terminal Cable Wiring A2115420418
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1779009703
Mercedes W177 Telematics Module Communication Control Unit A1779009703
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A9075407312
Mercedes W907 Battery Fuse Box Positive Distribution Terminal A2479061803
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0035420219
Relay Mercedes W639 W906 5-Pin Black 12A A0035420219
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025426918
Mercedes W211 W220 Crash Sensor Left Right N/O/S A0025426918
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A6511500126
Mercedes W204 C200CDI BlueEFFICIENCY OM651.913 Engine ECU Module A6511500126
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2219001804
Mercedes-Benz W221 Night Vision System Camera Module Control Unit A2219001804
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2049004711
Mercedes W204 Navigation CD Player Radio Sat Nav Head Unit A2049004711
Promo price
£94.95
£80.71
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2139065706
Mercedes W205 W213 Front Engine Compatment Fuse Relay Box Module A2139065706
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009008709
Mercedes W213 Tyre Pressure Control Module Unit A0009008709
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129003614
Fuse Box Mercedes W212 Rear Relay Control Unit Electric Module SAM A2129003614
Promo price
£94.95
£80.71
Free delivery: Feb 27
If paid before 14:00
Part no. A2138203202-1
Mercedes W213 Bluetooth Adapter Plug Module MMI Control Unit ECU A2138203202
£13.95
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009004613
EGR Module Mercedes W177 W205 Exhaust Gas Recirculation Unit ECU A0009004613
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009822112
Energy Distributor Mercedes W205 W238 Power Control Unit Module A0009822112
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2115403545
Mercedes W203 W211 Central Gateway Control Unit Module ECU
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2129001711
Mercedes W212 PDC Parking Distance Control Unit Module Sensor A2129001711
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2049000600
Mercedes W204 Fuse Box Relay Control Unit SAM Module A2049000600
Promo price
£227.95
£193.76
Free delivery: Mar 2 – 9
If paid before 14:00
-5%
Part no. A1645400182
Mercedes ML W164 GL X164 Fuse Box Cover Trim Panel Cap A1645400182
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2115459001
Fuse Box Mercedes W211 W219 Junction Relay Control Unit Module SAM A2115459001
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2049069701-2
Mercedes W204 Radio Stereo CD Player Audio Sat Nav Head Unit A2049069701
Promo price
£56.95
£48.41
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2218702993
Mercedes CL W216 W221 Air Module Control Unit A2218702993
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6399003100
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399003100
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A4479000601
Mercedes Vito W447 Rain Light Sensor Control Unit Module A4479000601
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
Part no. rhd-A2135400750
Battery Terminal Mercedes W213 W238 Fuse Box Module A2135400750
£47.95
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2125400035
Earth Ground Cable Mercedes W204 W207 W212 Battery Starter Wiring A2125400035
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1695400132
Cable Wiring Mercedes W245 Fuel Pump Sending Unit Plug Socket A1695400132
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. B6 787 5877
Mercedes-Benz C-Class W204 Bluetooth Hands-free Mobile Phone Adapter B6 787 5877
Promo price
£189.95
£161.46
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2466200018
Mercedes-Benz A-Class W176 Battery Frame Holder Bracket Mount Plate A2466200018
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0025428019
Relay Mercedes W176 W246 4-Pin Black Hella 12V A0025428019
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2059006222
Mercedes W205 Head Radio CD Player Navi Interface Control Unit A2059006222
Promo price
£161.95
£97.17
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2075403434
PDC Wiring Mercedes W204 W207 Parktronic Parking Sensor Cable Rear A2075403434
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2049060105
Mercedes W204 SAM Control Unit Module Fuse Box Relay Rear A2049060105
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2025402373
Mercedes W169 W203 W204 W211 OBD Diagnostic Plug Cover A2025402373
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2465407932
Battery Starter Wiring Mercedes W176 W246 Harness Cable Positive A2465407932
Promo price
£113.95
£68.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A9069003903
Mercedes Sprinter W906 Central Lock Locking Control Unit Module A9069003903
Promo price
£75.95
£64.56
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1568200089
Mercedes W176 W246 Tailgate Aerial Antenna Amplifier Unit A1568200089
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1679003811
Door Module Mercedes W205 W213 C253 Front Left N/S Control Unit ECU A1679003811
Promo price
£32.95
£19.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129014606
Mercedes W212 Display Screen Information Navigation Dashboard A2129014606
Promo price
£56.95
£34.17
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2128201689
Mercedes W212 Antenna Amplifier Aerial Module Unit A2128201689
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1698206726
Mercedes-Benz W245 ECU Control Unit Sensor Module Airbag A1698206726
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2049000902-2
Mercedes W204 Rear SAM Control Unit Module A2049000902
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2469003014
Mercedes W176 W231 W246 Electric Parking Brake Control Unit Module A2469003014
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2049000902
Fuse Box Mercedes W204 Rear SAM Relay Fuse Box Control Module A2049000902
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129006924
Mercedes W207 W212 SAM Module Fuse Box Relay Control Unit A2129006924
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0015424423
Parktronic Screen Mercedes W207 W212 Front Parking Sensor Display A0015424423
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2139004625
Mercedes W213 C238 C253 C257 Air Module Control ECU Sensor A2139004625
Promo price
£70.95
£60.31
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. RHD-A2218205389-1
Mercedes W221 Central Audio Navi Sat Display Screen Multimedia A2218205389
Promo price
£51.95
£44.16
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A2219003504
Display Screen Mercedes W221 W216 Monitor Information Dash Dashboard A2219003504
Promo price
£427.95
£256.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1668200075
Mercedes W205 Aerial Antenna Control Unit Keyless Go Entry A1668200075
Promo price
£13.95
£13.25
Free delivery: Feb 27
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 .