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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Price
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Part no. 237106319R
Mercedes W415 1.5 DCI OM607.951 Engine Control Unit Module ECU 237106319R Manual
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1725403405
Mercedes R172 OM651 Diesel Alternator Wiring Harness Cable Loom A1725403405
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2075453840
Mercedes-Benz E W207 Cabrio A207 Exhaust BlueTec Control Unit Module Bracket
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1645450847
Mercedes-Benz M-Class ML W164 Parktronic Unit Module Bracket Mount A1645450847
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1669069800
Mercedes X166 Rear LCD Screen DVD Video Player Deck Reader Module A1669069800
Promo price
£474.95
£403.71
Free delivery: Mar 02
If paid before 14:00
Part no. A0004460842
Mercedes W639 Air Module System Control Unit Module ECU A0004460842
£132.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1649064000
Mercedes ML W164 GLK X204 CD GPS Player Radio Audio Head Unit A1649064000
Promo price
£151.95
£91.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1698100212
Mercedes W169 W245 Electrical Wiring Sun Visor Wiring Loom Harness A1698100212
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2239052300
Mercedes W206 W214 W223 Aerial Antenna Amplifier Control Unit Module A2239052300
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1779008411
Door Module Mercedes C118 W177 H243 Front Right O/S Door Control A1779008411
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2925401200
Mercedes C292 Front Door Left Right N/O/S Electrical Wiring Harness A1185407902
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
Part no. A2215408507
Mercedes W221 Door Wiring Harness Cable Front Left Right N/O/S A2215408507
£28.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669007507
Mercedes W166 PDC Parking Distance Module Control Unit ECU A1669007507
Promo price
£89.95
£53.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6549009400-3
Mercedes W907 315CDI OM654.920 Engine Unit Module ECU Kit A6549009400 BCM + Key
Promo price
£474.95
£284.97
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2129003917
Mercedes W212 CD Player Audio Stereo Radio Head Unit A2129003917
Promo price
£142.95
£121.51
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2056102702
Mercedes W205 Battery B Engine Compartment Terminal Point A2056102702
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. A2215408609
Mercedes W221 Rear Door Wiring Harness Cable Left N/S A2215408609
£28.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1775401240
Mercedes W177 Door Cable Wiring Harness Loom Driver Door Cabling A1775401240
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9075401805
Mercedes Sprinter W907 Battery Terminal Unit Connection Box A9075401805
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2214408905
Mercedes W221 Door Wiring Harness Cable Front Left Right N/O/S A2214408905
Promo price
£23.95
£20.36
Free delivery: Mar 02
If paid before 14:00
Part no. A1679004616
Mercedes CLA C118 V177 Ignition Switch Module Keyless Control Unit A1679004616
£180.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669004112
Mercedes X166 SAM Control Module Unit A1669004112
Promo price
£213.95
£128.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2048709289
Mercedes W204 Right O/S Antenna Amplifier Filter Module A2048709289
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1648702726-1
Mercedes W164 Boot Trunk Lid Tailgate Control Unit Module ECU A1648702726
Promo price
£47.95
£40.76
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2465405733
Wiring Harness Mercedes X156 W176 Petrol Battery To Starter Cable A2465405733
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2475457300
Mercedes W177 Fuse Box Relay Cover Lid Control Unit Bracket Trim A2475457300
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. A2769007500
Mercedes W205 C43 4MATIC M276.823 367HP Engine Control ECU A2769007500 Automatic
£284.95
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A6519007500-20
Mercedes SLK R172 250CDI OM651.930 204HP Engine Module ECU Kit A6519007500 Key
Promo price
£123.95
£74.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2075452540
Mercedes-Benz E W207 Cabrio A207 Auxilliary Battery Bracket A2075452540
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2075402113
Mercedes C207 Door Cable Wiring Harness Loom Front Right O/S A2075402113
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2319058100
Mercedes SLK R172 Roadster Antenna Amplifier Control Module A2/71 A2319058100
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2139068801
Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Unit A2139068801
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1715409333
Mercedes SLK R171 Center Console Arm Rest Wiring Loom Harness A1715409333
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
Part no. A2038703294
Mercedes C203 Radio Head Unit CD Player Control Panel Switch A2038703294
£80.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A1644409807
Mercedes-Benz M-Class ML W164 Cable Wiring Additional Heater Booster A1644409807
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2075406113
Mercedes A207 Rear Window Heating Cable Loom Heat Wiring Harness A2075406113
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2115451528
Mercedes W204 Cable Connector Plug Wiring Loom A2115451528
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
Part no. A2709000900-7
Mercedes W246 B180 270.910 122HP BlueEffi Engine ECU A2709000900 Automatic
£284.95
Free delivery: Mar 3 – 10
If paid before 14:00
-15%
Part no. rhd-A2465408011
Door Harness Mercedes W176 W246 Cable Wiring Front Left N/S A2465408011
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055408012
Mercedes W205 Battery Lead Negative Wire Earth Cable A2055408012
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2076822704
Trim Panel Mercedes W212 Dashboard Module Control Unit Cover A2076822704
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0005832198
Mercedes W205 Portable Battery Charging Cable Charger Wiring Harness A0005832198
Promo price
£161.95
£97.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1775402500
Mercedes W177 W247 Battery Cable Negative Lead Terminal Harness A1775402500
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519005103-1
Mercedes GLA 220 X156 4matic 2.1L OM651.930 Engine Control Unit ECU A6519005103
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A6394409909
Wiring Loom Mercedes W639 Vito Cable Sliding Door Rear Left N/S A6394409909
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2661538979-2
Mercedes W169 B150 M266.920 95HP Engine Control ECU A2661538979 Manual
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055408031
Door Wiring Mercedes A205 Driver Door O/S Harness Loom A2055408031
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2769004900
Mercedes W204 C350 M276.957 306HP Engine Control Unit ECU Kit A2769004900 Key
Promo price
£569.95
£341.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0005421287
Mercedes Sprinter W906 FleetBoard Recorder Unit Holder Bracket Mount A0005421287
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2139009626
Mercedes W213 Amplifier Audio Control Unit Module Premium Sound A2139009626
Promo price
£237.95
£142.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1775405101
Door Wiring Mercedes V177 Rear Door Right Left N/O/S Harness Wire A1775405101
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9079020303
Mercedes Sprinter W907 W910 AIr Module Sensor Unit ECU A9079020303
Promo price
£118.95
£71.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2781506020
Cable Beam Mercedes W166 W212 W221 Engine Wiring Harness Loom A2781506020
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. B67875846
Mercedes W221 Bluetooth Hands Free Mobile Phone Adapter Bracket Holder B67875846
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1646800614
Mercedes ML W164 DVD Player Holder Bracket Mount Rear A1646800614
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2208203685
Mercedes W220 Headlight Head Lamp Control Module Unit A2208203685
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1645456140
Mercedes Benz M-Class ML W164 Control Unit Module Bracket Mount A1645456140
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2118201485
Mercedes W203 Bluetooth Hands-free Mobile Phone Adapter A2118201485
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2909003001
Mercedes C238 E53 4matic Transfer Case Torque Distribution Control ECU
Promo price
£332.95
£199.77
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A2129005922
Mercedes W212 SLK R172 Fuse Box Relay Control Unit SAM Module A2129005922
Promo price
£237.95
£142.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059005351
Mercedes GLC X253 Electronic Module ECU Control Unit A2059005351
Promo price
£94.95
£56.97
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. rhd-A2125400340
Fuse Box Mercedes W212 Prefuse Box Module Relay Holder A2125400340
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
Part no. A6429001300
Mercedes W212 E350 CDI OM642.850 231HP Engine Control ECU A6429001300 Automatic
£137.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2215403862
Mercedes W221 Fuse Box SAM Module Control Unit Module ECU A2215403862
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2135451740
Mercedes W213 Voltage Transformer Bracket Module Mount Holder A2135451740
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2518202526
Mercedes ML W164 Rear DVD Entertainment System Video Splitter Player A2518202526
Promo price
£132.95
£113.01
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2539003001
Mercedes C253 Electronic Control Unit Module A2539003001
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0005400564
Mercedes W205 Negative Cable Battery Lead Minus Pole Wiring A0005400564
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2189006806
Mercedes W207 Harman Control Unit Module Amplifier Premium Sound A2189006806
Promo price
£522.95
£313.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A1695461143
Mercedes A B Class W169 W245 Bracket Engine Cable Harness Fire Wall A1695461143
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1679008405
Mercedes Sprinter W907 W910 Front Door Module Control Unit Left N/S A1679008405
Promo price
£113.95
£96.86
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2215408445
Mercedes W221 Radar Distronic Adaptive Cruise Control Sensor A2215408445
Promo price
£322.95
£193.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2049002013
W204 Mercedes Sat Nav CD Player Radio Stereo Head Unit A2049002013 W204
Promo price
£237.95
£202.26
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1775405520
Mercedes W177 Front Door Harness Loom Cable Wiring Left Right N/O/S A1775405520
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6421501179-1
Mercedes W211 E280 CDI OM642.920 Engine Module ECU Kit A6421501179 Key Lock
Promo price
£275.95
£165.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6395400044
Mercedes Vito W639 Anti Theft Alarm Switch Loom Cable A6395400044
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1665460143
Mercedes ML W166 Fuse Box Electric Distribution Control Module A1665460143
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1765401505
Mercedes C117 W176 Interior Centre Console Cable Wiring Loom A1765401505
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139005611
Mercedes W213 Windscreen Rain Light Sensor Control Unit A2139005611
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2721539691
Mercedes R171 SLK350 M272.969 Engine Control Unit ECU A2721539691 Automatic
Promo price
£332.95
£199.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0035420219-3
Mercedes W639 W906 Relay 5-Pin Control Unit 12A Blue A0035420219
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1665400180
Mercedes W166 Fuse Box Relay Cover Shield Cap Trim A1665400180
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218702186
Mercedes W221 Rear Seat Heating Control Module Unit SSG A2218702186
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2139003010
Mercedes W213 Front Windscreen Windshield Lane Assist Camera Unit A2139003010
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. rhd-A2105400350
Mercedes-Benz E-Class W210 Electrical Fuse Relay Box Storage Trim A2105400350
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1718200915
Telephone Cable Mercedes SLK R171 Wiring Adapter Line Cable A1718200915
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519003203-2
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519003203 Key Lock
Promo price
£332.95
£199.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0005464104
Mercedes W205 Positive Battery Terminal Cover Cap Trim Red A0005464104
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2055451640
Mercedes X253 Rear Battery Holder Bracket Mount Strap Clamp A2055451640
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A806001075
Mercedes H243 EQA Electronic Module Control Unit A806001075
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2054402336
Mercedes W205 Battery Cable Alternator Wiring Harness A2054402336
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1668600602
Mercedes W166 Head Roof Curtain Right O/S Side Air Module A1668600602
Promo price
£66.95
£56.91
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1648201614
Mercedes ML W164 Bracket Holder Compensator Control Module Mount A1648201614
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2054404136
Mercedes W205 Battery Lead Wiring Loom Cable Hybrid Cable Harness A2054404136
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2315406006
Mercedes SL R231 Wire Window Lifter Motor Front Left Right N/O/S A2315406006
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519005103
Mercedes A200 W176 2.1L OM651.930 Engine Control Unit ECU A6519005103 Manual
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0009822523
Mercedes W156 W242 W246 W447 Relay 4-Pin Black Hella A0009822523
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2135408668
Mercedes C238 Touch Panel Controller Wiring Harness Loom Cable A2135408668
Promo price
£51.95
£31.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2135401115
Fuse Box Mercedes W205 W213 GLC X253 Hybrid Power Distribution Unit A2135401115
Promo price
£85.95
£51.57
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 .