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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In Stock
Price
-15%
Part no. rhd-A2535409715
Fuse Box Mercedes X253 GLC 220d Engine Compartment Fuse Relay Module A2535409715
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2198201926
Door Module Mercedes C219 Front Door Left N/S Control Module A2198201926
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A9075404887
Mercedes Sprinter W907 Power Steering Cable Wiring Harness A9075404887
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2229051390
Mercedes SLK R172 SL R231 W222 Air Quality Sensor Unit Module A2229051390
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669009311
SAM Module Mercedes ML W166 Center Electrics Control Modul A1669009311
Promo price
£180.95
£108.57
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. rhd-A2124400108
Starter Wiring Mercedes W212 Fuse Box Terminal Block Cable Harness A2124400108
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055452540
Mercedes W205 Adblue Module Bracket Holder Mount Support A2055452540
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2468200715
Mercedes W176 Heater Matrix Evaporator Wiring Cable Harness For RHD A2468200715
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139007436
Mercedes W177 W213 Gearbox Transmission Control Module Unit ECU A2139007436
Promo price
£66.95
£56.91
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1635421318
Mercedes W163 Acceleration Sensor Airbag Sensor Modue Unit Temic A1635421318
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669003912
Mercedes X166 Rear SAM Control Fuse Box Module Unit ECU A1669003912
Promo price
£70.95
£42.57
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2058200704
Sunroof Wiring Mercedes W205 X253 Panoramic Roof Motor Cable Harness A2058200704
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2098200326
Mercedes C209 Body Control Module Unit Temic 376 800 GZ A2098200326
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009055700
Mercedes W639 Brake Yaw Rate Sensor ECU A0009055700
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0005468502
Battery Cover Mercedes W205 W212 Battery Positive Pole Cover Red A0005468502
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2055401996
Mercedes W205 S205 C205 A205 Cable Wiring Loom Harness A2055401996
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2048208526
Mercedes W204 Parking Sensor Parktronic Display Control A2048208526
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A7895464900
Mercedes H243 EQA Connection Box Control Unit Module Distributor A7895464900
Promo price
£132.95
£79.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2469006918
Mercedes C117 X156 All Wheel Drive Control Unit Module ECU MFA A2469006918
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
Part no. A0025428719-1
Mercedes W176 W204 W207 W166 Relay 4 Pin Grey Hella SET X2 A0025428719
£23.95
Free delivery: Mar 02
If paid before 14:00
Part no. A2045455640
Mercedes Benz C E W204 W207 Control Unit Module SAM Bracket Mount A2045455640
£13.95
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2048205189
Mercedes-Benz C-Class W204 Aerial Antenna Amplifier Unit A2048205189
Promo price
£23.95
£20.36
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1725408705
Mercedes R172 Electrical Wiring Harness Cable Window Regulator A1725408705
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A2075400510
Starter Wiring Mercedes W204 Alternator Generator Cable Harness A2075400510
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079006906
Mercedes Sprinter W907 W910 Ignition Lock Control Unit Module ECU A9079006906
Promo price
£165.95
£99.57
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0038202826
Crash Sensor Mercedes W164 W221 W639 W906 Impact Control Unit A0038202826
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059006047
SAM Module Mercedes W205 GLC X253 Rear Comfort Control Unit ECU A2059006047
Promo price
£104.95
£62.97
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A4478272100
Mercedes Vito W447 Open Source Software CD Licence Information A4478272100
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 0E02120368
Mercedes W205 Electrical Cable Wiring Loom Harness Cabling 0E02120368
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0028272104-1
Mercedes W204 USB Port Cable Multimedia Interface Cable MI2-Ipod A0028272104
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2139052109
MercedesW213 Rear Tailgate Boot Control Module Unit A2139052109
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2319006307-1
Mercedes R231 Navigation CD Player Radio Stereo Sat Nav Head Unit A2319006307
Promo price
£1,044.95
£888.21
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2215408335
Mercedes W221 Door Harness Left Right N/O/S Rear Door Wiring Loom A2215408335
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519007500-16
Mercedes W204 C220 CDI 651.911 Engine Control Unit ECU A6519007500 Automatic
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2519062200-1
Mercedes W251 COMAND Navigation Head Unit Radio Sat Nav Screen A2519062200
Promo price
£284.95
£170.97
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. A1685453340
Mercedes-Benz A-Class W168 Fuse Box Unit Holder Bracket Frame A1685453340
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1779002410
Mercedes W177 Air Module SRS System Control Unit ECU A1779002410
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 0E02320113
Mercedes W205 Electrical Cable Wiring Loom Harness Cabling 0E02320113
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055404913
Mercedes W205 Wiring Cable Harness Center Console Ambient Lightning A2055404913
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2217200014
Mercedes-Benz S-Class W221 Front Door Hinge Bracket Mount Holder Carrier Support
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1644407110
Mercedes W164 Wiring Loom Cable Harness Door Rear Left Right A1644407110
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6401501891-1
Mercedes W169 W245 A200 B200 CDI OM640.941 140HP Engine ECU Kit Key A6401501891
Promo price
£189.95
£113.97
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. 0E02220364
Mercedes W205 Electrical Cable Wiring Loom Harness Cabling 0E02220364
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2466200028
Mercedes W176 Battery Support Holder Bracket Mount A2466200028
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2429007001-1
Mercedes W176 W204 W212 Telematics Communication Control Unit Module A2429007001
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2045420623
Mercedes W204 Warning Device Parktronic Display Rear Sound Signal A2045420623
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A804000611
Mercedes H243 EQA Intica Control System Module Unit Box A804000611
Promo price
£94.95
£80.71
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1648205685
Air Module Mercedes ML W164 W251 SRS Control Unit ECU A1648205685
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. A2165406307
Mercedes CL C216 Door Electrical Wiring Harness Left Right N/O/S A2165406307
£56.95
Free delivery: Mar 02
If paid before 14:00
Part no. A2219006102
Television Tuner Mercedes W207 W221 TV Receiver Control Unit Module A2219006102
£161.95
Free delivery: Mar 02
If paid before 14:00
Part no. A1664402005
Mercedes W166 W292 Rear Axle Suspension Wiring Loom Harness A1664402005
£18.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4475402231
Mercedes W447 Sliding Door Wiring Loom Harness Right O/S A4475402231
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2069007013
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2069007013
Promo price
£346.95
£294.91
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A6229000500-1
Mercedes W447 109CDI BE OM622.951 Engine Control Module ECU Kit A6229000500
Promo price
£284.95
£242.21
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669063901
Mercedes ML W166 Relay Module Box Under Rear Right Seat F4 A1669063901
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2389009000
Air Module Mercedes A205 A238 A217 SRS Protection Control Unit A2389009000
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
Part no. A1775408557
Mercedes W177 A35 AMG Engine Wiring Harness Cable Loom M260 Petrol A1775408557
£94.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059006921
SAM Module Mercedes W205 GLC X253 Front Body Comfort Control Unit A2059006921
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2049005015
Mercedes C204 W207 Suspension Damper Adjustment Control Unit Module A2049005015
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2055401724
Centre Console Wiring Mercedes W205 GLC X253 Harness Cable Loom A2055401724
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1645400750
Mercedes ML W164 Battery Fuse Box Power Distribution A1645400750
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2721535479
Mercedes CL203 C350 M272.960 272HP Engine Unit ECU A2721535479 Automatic
Promo price
£279.95
£167.97
Free delivery: Mar 02
If paid before 14:00
Part no. A2465400213
Mercedes W242 W246 Multifunction Camera Wiring Loom Harness Cable A2465400213
£23.95
Free delivery: Mar 02
If paid before 14:00
Part no. A0025428919-1
Mercedes W176 W246 Relay 5-Pin Yellow Hella 12V SET X2 A0025428919
£23.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6461503934
Mercedes CLC CL203 220 CDI Engine Control Unit Module A6461503934 Automatic
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A6121537579-1
Mercedes W203 C270 CDI 170HP OM612.962 Engine Control ECU Kit A6121536379 Key
Promo price
£113.95
£96.86
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2469000709
Mercedes W246 Air Module Control Unit ECU Module A2469000709
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A9065451240
Mercedes Sprinter W906 Control Unit Module Bracket Holder Mount A9065451240
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1695403905
Mercedes-Benz A B W169 W245 Door Cable Harness Wiring Loom Rear Left Right
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139003600
Rain Sensor Mercedes W213 Front Light Windshield Control Unit A2049017901
Promo price
£56.95
£48.41
Free delivery: Mar 02
If paid before 14:00
Part no. A0025421119-2
Mercedes W163 W168 W203 W211 Relay Unit 4-Pin Black Set X2 A0025421119
£13.95
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1779061002
Fuse Box Mercedes W177 Power Distribution Junction Relay Unit A1779061002
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2125450440
Mount Support Mercedes W212 Audio Sound Amplifier Bracket Holder A2125450440
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2038206626
Mercedes-Benz C-Class W203 Door Control Module Unit Rear Right O/S A2038206626
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2038201585-1
Mercedes W203 Door Module Control Unit Front Left N/S A2038201585
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055402850
C205 Fuse Box Mercedes C205 Electrical Interior Relay Fuse Socket Control A2055402850
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055401516
Mercedes W205 Battery Cable Negative Lead Wiring Harness Control A2055401516
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055404596
Mercedes W205 Electrical Ground Line Wire Earth Cable A2055404596
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519002600-5
Mercedes W906 310CDI OM651.956 95HP Engine ECU Kit A6519002600 Key Lock Manual
Promo price
£284.95
£170.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2218210006
Door Cable Mercedes W221 W216 Front Wiring Loom Seat Control Switch A2218210006
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1698203285
Mercedes A B Class W169 W245 Door Control Module Right Rear O/S A1698203285
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139003326
SAM Module Mercedes W213 C238 Rear Trunk Control Unit ECU A2139003326
Promo price
£66.95
£56.91
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2479052503-1
Mercedes Sprinter W910 Remote Key Control Unit Set X2 A2479052503
Promo price
£142.95
£121.51
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2057200522
Mercedes GLC X253 Front Door Trim Cover Panel Strip Left N/S Black A2057200522
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2049060902
Mercedes-Benz C-Class W204 COMAND Navi CD Player Radio Head Unit A2049060902
Promo price
£379.95
£322.96
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4155403105
Mercedes Citan W415 Rear Bumper Parktronic Camera Wiring Harness A4155403105
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1718600205
Mercedes R171 Passenger Seat Air Module Control Unit Module A1718600205
Promo price
£47.95
£40.76
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1699002400
Mercedes W169 CD Navi Media Player Radio COMAND Head Unit A1699002400
Promo price
£427.95
£256.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6079002200-2
Mercedes W176 A180 CDI OM607 109HP BlueEFFICIENCY Engine Unit ECU A6079002200
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2059001811
Mercedes W205 Rear Door Control Module Unit Left N/S ECU A2059001811
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4475404926-1
Mercedes W447 Front Left Right N/O/S Door Wiring Harness Loom A2055409131
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0008703693
Mercedes W221 Front Door Control Module Unit ECU Right O/S A0008703693
Promo price
£161.95
£97.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0005463704
Mercedes C118 Positive Pole Battery Insulating Cap Cover Trim A0005463704
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
Part no. A2711534591
Mercedes W203 C180 Kompressor M271 Engine Module ECU A2711534591 Automatic
£37.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218704895
Mercedes W221 Door Module Rear Door Control ECU Unit Left N/S A2218704895
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A2475402506-1
Control Unit Bracket Mercedes W177 W247 SAM Module Panel Cover A2475402506
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1779001704
Mercedes V177 Door Module Rear Right Control Unit A1779001704
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2098202326
Mercedes CLK W209 Convertible Roof Top Control Unit Module ECU A2098202326
Promo price
£132.95
£79.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2318270026
Mercedes-Benz S-Class W221 Armrest Media Interface Cable Wiring Plug A2318270026
Promo price
£13.95
£13.25
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 .