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
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In Stock
Price
-15%
Part no. A2038201411
Mercedes R171 W203 W211 Phone Adapter Contact Plate Holder Telephone A2038201411
Promo price
£47.95
£40.76
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2129008404
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Navigation A2129008404
Promo price
£132.95
£113.01
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2044402732
Mercedes W204 Battery Starter Alternator Wiring Harness Cable A2044402732
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2479009412
Bluetooth Module Mercedes W247 W447 Multimedia Control Unit ECU A2479009412
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1644402032
Mercedes ML W164 Centre Console Cable Wiring Loom A1644402032
Promo price
£23.95
£20.36
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1640054799
Mercedes W164 Fuse Box Grouping Fuse Placement Map Card Diagram A1640054799
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2115452601
Mercedes ML W164 Prefuse Fuse Distribution Box Front A2115452601
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2479001406
BCM V2 Module Mercedes CLA C118 W177 W247 Body Control Unit ECU A2479001406
Promo price
£80.95
£48.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2129006905
Mercedes W212 Comand Radio Head Unit CD DVD Player A2129006905
Promo price
£85.95
£73.06
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2479005711
Body Control Module Mercedes C118 W177 W247 BCM Unit ECU A2479005711
Promo price
£180.95
£108.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2661538479-1
Mercedes W169 A150 Petrol M266.920 95HP Engine ECU Kit A2661538479 Automatic
Promo price
£156.95
£94.17
Free delivery: Mar 3 – 10
If paid before 14:00
-15%
Part no. A2229001414
Module Mercedes C205 Front Door Left N/S Control Module Unit A2229001414
Promo price
£23.95
£20.36
Free delivery: Mar 02
If paid before 14:00
Part no. A1679003709
Mercedes W177 Radio Stereo Nav Navigation Head Unit High Module A1679003709
£379.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519003203-4
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU A6519003203 Manual
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2479008607
SAM Module Mercedes W177 W247 Front SAM Body Comfort Control Unit A2479008607
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
Part no. A0009062103
Mercedes W205 Alternator Generator Petrol Engine Valeo 150A 14V A0009062103
£94.95
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A2115455332
Mercedes C219 SAM Module Comfort Control Unit A2115455332
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2198200626
Door Module Mercedes C219 Front Left Door N/S Control Unit Module A2198200626
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6081500400
Mercedes W177 OM608 Diesel Engine Wiring Loom Harness Cable Loom A6081500400
Promo price
£180.95
£108.57
Free delivery: Mar 02
If paid before 14:00
Part no. A2701501633
Mercedes C117 W176 A180 W246 M270 Engine Wiring Harness Cable Loom A2701501633
£108.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2168206526
Mercedes W221 Bluetooth Module Multimedia Control Unit ECU A2168206526
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009060226
Starter Mercedes Vito W447 Diesel OM622 Starter Motor A0009060226
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
Part no. A1695454232
Mercedes-Benz A-Class W169 SAM Control Module Fuse Box Unit A1695454232
£23.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519005203-6
Mercedes W205 C 220d 651.921 170HP ECU Kit A6519005203 SAM 2 Keys Lock Automatic
Promo price
£332.95
£199.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 30422-ELC-60003-AA
Mercedes VITO W639 Taxi Inverter Penso Electronics 30422-ELC-60003-AA
Promo price
£51.95
£31.17
Free delivery: Mar 02
If paid before 14:00
Part no. A6401500534
Mercedes W245 B 180 CDI OM640.940 109HP Engine Control Unit ECU A6401500534
£47.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1779007316
Mercedes W177 Front Door Control Module Left N/S Unit ECU A1779007316
Promo price
£51.95
£31.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519000402-1
Mercedes ML250 W166 4matic OM651.960 Engine ECU Kit A6519000402 Key Automatic
Promo price
£474.95
£284.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2129004500
Mercedes C207 W212 Fuse Box Relay Control Unit SAM Module A2129004500
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519003603-2
Mercedes Sprinter W907 314 CDI OM651.958 143HP ECU Engine Unit A6519003603
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2048701826
Mercedes S204 Door Module Front Left N/S Control Unit ECU A2048701826
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0025421319-4
Mercedes W204 Genuine Universal Car Relay 4-Pin Tyco X4 Black A0025421319
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1779007403
Mercedes W177 Interior Ambiance Control Module ECU Unit A1779007403
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2118702889
Mercedes W211 Radio Head Unit CD Audio Player Control Unit A2118702889
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2055451500
Power Connection Mercedes W205 W213 C238 X253 Battery Starter Alternator Wiring
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A0009008214-1
Mercedes W177 W247 W447 W907 Fuel Pump Module Control Unit ECU A0009008214
Promo price
£42.95
£36.51
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079001403
Mercedes Sprinter W907 Module Control Unit Radar Sensor A9079001403
Promo price
£199.95
£119.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0025421119-1
Relay Unit Mercedes W163 W168 W203 W211 4-Pin Black Hella A0025421119 Set 2x
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059007437
Sam Module Mercedes S205 Relay Fuse Box Rear Control Module In Trunk A2059007437
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218207502
Mercedes W221 Front Centre Dashboard Speaker Logic 7 A2218207502
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2079004500
Mercedes W207 A207 Convertible Roof Module Folding Top Control Unit A2079004500
Promo price
£218.95
£131.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2044400239
Mercedes W204 W207 Cable Wiring Power Steering Rack Loom Harness A2044400239
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0035420419
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Black A0035420419
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2059002141
Mercedes W205 Air Module Control Unit SRS ECU A2059002141
Promo price
£94.95
£80.71
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2429004801
Mercedes W176 W204 W212 Telematics Communication Control Unit Module A2429004801
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2038700326
Mercedes CLC CL203 Front Left N/S Door Control Module Unit A2038700126
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2135409916
Earth Ground Cable Mercedes W213 S213 Battery Wiring Loom Engine A2135409916
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218204515
Mercedes W221 Universal Handy Interface UHI Adapter Wiring Harness A2218204515
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6401500734-1
Mercedes W169 W245 A200 B200 CDI OM640.941 140HP Engine ECU Kit Key A6401500734
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079004707
Mercedes W907 Air Suspension Level Control Unit Module Airmatic A9079004707
Promo price
£170.95
£102.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519007500-3
Mercedes W204 C220CDI BlueEFFICIENCY OM651.911 Engine ECU Kit A6519007500 Key
Promo price
£265.95
£159.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009005602
Mercedes W204 W212 Control Unit AMG Drive Select Module ECU A0009005602
Promo price
£113.95
£68.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A0009005517
Mercedes W177 W205 W238 W257 Gearbox Control Unit Module ECU A0009005517
Promo price
£94.95
£80.71
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059009527
Mercedes W205 Air Module ICM SRS Control Unit ECU A2059009527
Promo price
£33.95
£20.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2661503033
Mercedes W169 W245 M266 Petrol Engine Wiring Harness Loom A2661503033
Promo price
£42.95
£36.51
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2048705326
Mercedes W204 Universal Media Interface Control Unit Module A2048705326
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079003303
Mercedes W907 Front Radar Distance Control Unit Module A9079003303
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079051602
Mercedes W907 Aerial Antenna Amplifier Control Unit Module A9079051602
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6399002900
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399002900
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2049005510
Mercedes W204 Navigation CD Player COMAND Radio Sat Nav Head Unit A2049005510
Promo price
£113.95
£68.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2059008118
Telematics Module Mercedes W176 W205 W218 Communication Control Unit A2059008118
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2135451140
ECU Bracket Mercedes W213 Control Unit Module Holder Mount A2135451140
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1775408612
Door Wiring Mercedes W177 W247 Front Left Right N/O/S Cable Harness A1775408612
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2749000800-1
Mercedes W205 C200 274.920 184HP Engine ECU Kit A2749000800 Key Lock Automatic
Promo price
£189.95
£161.46
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2079057501
Mercedes E-Class W207 Cabrio A207 ITS Camera Control Unit Module ECU
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9078208600-1
Mercedes Sprinter W907 Radio Audio System Control Unit Module A9078208600
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2124406207
Negative Cable Mercedes W212 Battery Earth Wiring Loom A2124406207
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2118702626
Air Module Mercedes W211 CLS C219 SRS Control Unit ECU A2118702626
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2649000700-2
Mercedes W205 C 200 264915 264.915 184HP Engine ECU Module A2649000700 Automatic
Promo price
£208.95
£125.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A0008201277
Mercedes-Benz W906 Light Repeater Lamp Wiring Loom A0008201277
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2469004519
Gearbox Module Mercedes W176 W246 Control Unit ECU Automatic A2469004519
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1775404910
Cable Wiring Mercedes W177 W247 Fuel Pump Sending Unit Plug Socket A1775404910
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218700091
Air Con Module Mercedes W216 W221 Air Conditioning A/C Control A2218700091
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2239001926
Mercedes W206 Door Module Control Unit Rear Left N/S A2239001926
Promo price
£47.95
£40.76
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4209003305
Mercedes Sprinter W907 W910 Radio Stereo Player Head Unit Module A4209003305
Promo price
£189.95
£113.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0009054807
Mercedes W118 W177 W206 W247 NOX Sensor A0009054807
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A2075400433
Mercedes W207 Door Cable Wiring Harness Loom Front Left Door N/S A2075400433
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1775403131
Mercedes w177 Sensor Wiring Harness Cable Front A1775403131
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2056105402
Mercedes W205 Battery Recess Trunk Floor Battery Box Base Plate A2056105402
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. A4475401011
Mercedes W447 Horn Signal Wiring Connector Electrical Cable A4475401011
£13.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2118205885
Mercedes E-Class S-Class W211 W220 Nokia Phone Control Unit Module ECU
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1688200289
Mercedes W168 Antenna Amplifier Unit Roof Rear Rail A1688200289
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1669003607
Mercedes X166 Air Suspension Control Unit Module A1669003607
Promo price
£113.95
£96.86
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1729009302
Mercedes W212 W221 Media Interface Control Unit Module A1729009302
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2535403210
Door Wiring Mercedes X253 Front Right O/S Door Harness Loom A2535403210
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2649001200
Mercedes W177 A35 AMG 306HP M260.920 4-Matic Engine ECU Control Unit A2649001200
Promo price
£189.95
£113.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2046190048
Mercedes-Benz C W204 Rear Battery Support Holder Mount Bracket A2046190048
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6079001800-1
Mercedes W176 A180 CDI OM607.951 109HP Engine ECU Kit A6079001800 Automatic
Promo price
£189.95
£113.97
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A6519000700-1
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519000700 Key Lock
Promo price
£332.95
£199.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A6519007500-5
Mercedes W204 C220CDI BlueEFFICIENCY OM651.911 Engine ECU Kit A6519007500 Key
Promo price
£265.95
£226.06
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2475459400
Mercedes C118 W177 W247 Front Battery Box Tray Housing Cover A2475459400
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2129001900
Mercedes W164 W204 W221 W251 Fuel Pump Module Control Unit A2129001900
Promo price
£32.95
£28.01
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A4475406750
Mercedes W447 Door Wiring Harness Front Left Right N/O/S Wiring Loom A4475406750
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059006337
Safety Module Mercedes S205 Airbag Belt Tensioner Control Module SRS A2059006337
Promo price
£161.95
£97.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6401502379-1
Mercedes W169 A160 CDI OM640.941 82HP Engine ECU Kit A6401501091 Key Automatic
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2479003808
Suspension Module Mercedes C118 W177 W247 Control Unit ECU A2479003808
Promo price
£75.95
£64.56
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0045468440
Mercedes W177 Power Distributor Connector Plug Unit A0045468440
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0045468540
Mercedes W221 Distributor Box Block Control Unit Relay A0045468540
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1775403431
Battery Cable Mercedes W177 W247 Negative Lead Wiring Harness A1775403431
Promo price
£32.95
£19.77
Free delivery: Mar 02
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 .