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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Category
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Condition
In Stock
Price
Part no. 9153806
BMW F01 F02 Rear Heater Blower Motor Resistor 9153806
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8576341-4
BMW F20 F21 F30 F31 118d 318d 143HP N47N ECU Kit DDE 8576341 + Key + FEM
PLN 949.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6835155
BMW 1 2 3 Series F40 F44 G20 Radio Antenna Amplifier Suppression Filter 6835155
PLN 66.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9270356-1
BMW F40 Mini F55 F56 Fuse Box Power Distribution Junction Relay Unit 9270356
PLN 61.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 2622610
Bluetooth Module BMW F10 F20 F23 F30 Teleservices GPS Telematics Control 2622610
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6922262
BMW 7 Series E65 E66 E67 Control Unit Door Front Passenger Side 6922262
PLN 37.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8510221-18
BMW E90 E91 E92 LCI 325d N57 204HP ECU Engine Module DDE 8510221 Automatic
PLN 180.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9298936
BMW F20 F21 F22 F30 F31 Alpine CD Champ 2 Radio Player Head Unit 9298936
PLN 170.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 2751617
Mini R56 R57 Battery Valve Breather Vent Hose Pipe R55 2751617 1377745
PLN 37.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 7561834-14
BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Key Automatic
PLN 1,044.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9124585-SED1
BMW E87 E90 PDC Parking Sensor Ultrasonic Set x4 Sedona Rot - A79
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6942551
BMW E87 E90 E91 Front Left N/S Seat Lordosis Pad Adapter Lead Wiring
PLN 85.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7856771
Injection Wiring BMW F90 M5 F91 M8 S63M Cyl. 1-4 Loom Valve Ignition 7856771
PLN 284.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8510591
BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU DDE 8510591 Manual
PLN 474.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9352786
BMW F33 F83 M4 Convertible Folding Top Roof ECU Module Control Unit CTM 9352786
PLN 712.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9261614-1
BMW F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Glacier A83 Silver Set
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8482940
BMW F30 LCI G11 G30 Battery Cell Supervision Circuit Module Unit 8667593
PLN 113.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6925642
BMW 5 6 Series E60 E61 E63 Reserve Fuse Carrier Housing 6925642
PLN 37.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9196935
Seat Module BMW X1 E84 E87 E90 E91 Seating Control Unit ECU 9196935
PLN 61.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9231466
BMW 2 3 4 Series F22 F30 F32 Antenna Amplifier Module Trap Circuit 9231466
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9268438
BMW F10 F11 F01 F02 F03 Crash Impact Air Module Central Sensor Unit 9268438
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9483018
F20 62560400
-PLN 0.05
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 7545150-1
BMW X5 E53 3.0i M54 231HP ECU Engine Kit DME 7545150 Automatic Key EWS
PLN 712.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8576333-8
BMW F20 F30 F32 xDrive N47N 163HP Engine Control ECU Kit DDE 8576333 Manual
PLN 712.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6920469
BMW E65 E66 E67 Sensor A-pillar Right Airbag 65776920469 6920469
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9262871
BMW F01 Front Door Wiring Loom Cable Harness 9262871
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 4752820
Positive Cable BMW F20 F21 Under Bonnet Battery Wiring Loom 4752820
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6929950
BMW 5 Series E60 E61 E63 E64 LCI CD Changer Magazine 6929950
PLN 93.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9117831
Negative Battery Lead BMW F45 F46 X1 F48 IBS Minus Pole Cable 9117831
PLN 61.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9280185
Air Module BMW F10 F11 F01 F02 F03 LCI Control Unit ECU 9280185
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6904620
BMW 7 Series E65 E66 Diversity Antenna Tuner Amplifier Wiring 6904620
PLN 18.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 6953424-3
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
PLN 123.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9240524-1
BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
PLN 237.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9153418-2
BMW F10 F11 B Plus Distributor Box Front Battery Cable Unit 9153418
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8368932
BMW E39 Alarm Sensor Comfort Control Module Unit ECU 55892110
PLN 100.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8576333-2
Engine Unit ECU BMW F20 F30 F32 120dX 320dX 420dX N47N 184HP DDE 8576333 Manual
PLN 189.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6796503
BMW F07 GT ICM Integrated Module Chassis Management QL ES Control Unit 6796503
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9140179
BMW F10 Radio Antenna Amplifier Suppression Filter 9140179
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9381086
Amplifier BMW F06 GT F10 F13 F15 Audi Control Unit Active Sound Design 9381086
PLN 123.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9226326
BMW E81 Body Control Module Control Unit L2 PL2RR JBBFE III ECU 9226326
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6968650
BMW 3 Series E93 E93N LCI Aerial Antenna Amplifier FM/AM Right O/S 6968650
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9279824
Body Control BMW F20 F21 F30 F31 F32 Unit Module REM 9279824
PLN 81.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6907329
BMW E65 Door Cable Guide Rear Left N/S Wiring Loom Bracket Trim Cover 6907329
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9244392
BMW F10 ECU Body Control Module V2 PL6 JBBFE III Junction Box 9244392
PLN 61.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6928376
BMW 5 6 Series E60 E61 LCI E63 E64 Cable Wiring Set ARS Valve Block 6928376
PLN 113.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8619095
BMW i3 I01 Hybrid Electric Earth Ground Cable Negative Battery Lead 8619095
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 7805349-2
BMW X3 E83 LCI M47N2 2.0d 150HP ECU Kit DDE EWS4 Key 7805349 Manual
PLN 902.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9393667
BMW F10 LCI Body Control Module ECU Unit JBBFEIII V2 PL6 9393667
PLN 237.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9118263
BMW F01 F02 F03 F10 Antenna Amplifier Module Trap Circuit 9118263
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9270386
BMW E88 Body Control Module ECU Unit JBBFE IIIR H4 PL2RR 9270386
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8644376
BMW G20 G30 F40 F45 Mini F54 F56 F60 Crankshaft Position Sensor 8644376
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 6868598
BMW 1 2 3 F20 F21 F22 F30 F31 ECU ICM Control Unit Module 6868598
PLN 46.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 6960219
Airbag Module BMW E65 E66 Airbag A-Pillar Sensor Left N/S Control Unit 6960219
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 7648785
BMW i3 i01 Battery Cell Module Supervision Circuit Control Unit 7648785
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8635815
BMW F20 F30 LCI 118i 318i B38 Gearbox Wiring Loom Harness Cable 8635815
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9231174
BMW 3 4 F30 F32 Touring Amplifier Rear Window Antenna Diversity 9231174
PLN 66.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8507909
BMW F20 F30 Wiring Harness Engine Transmission Module Diesel Manual N47N 8507909
PLN 360.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6855558
BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6855558
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8693213-1
BMW F30 LCI 330e B48X Engine Control Unit ECU Kit DME 8693213 FEM Key Automatic
PLN 2,849.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6947216
BMW 3 Series E93 Convertible Rear Bumper FM Radio Aerial Antenna 6947216
PLN 75.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8380944-1
BMW E46 E65 E66 E67 Aerial Antenna Amplifier Radio Signal Trap Circuit 8380944
PLN 42.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8586569
BMW F20 F21 F30 F31 LCI Gearbox Transmission Harness Wiring Loom Cable 8586569
PLN 379.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6855995
Control Unit Module BMW F20 F21 F22 F30 F31 ECU ICM Plus 6855995
PLN 75.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9474776
KaFAS Camera BMW F10 F20 LCI F30 Mini F55 F56 Control Unit ECU Module 9474776
PLN 189.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9221109-2
BMW E60 Body Gateway Module Control Unit KGM E6X High D-Can Lear 9221109
PLN 75.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6957343
BMW 3 5 Series E60 E90 Dashboard Onboard Monitor Display Screen 8.8 CCC 6957343
PLN 188.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6950364
BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364
PLN 75.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6798937
BMW F11 Touring Air Suspension Control Unit ECU Rear Axle Module 6798937
PLN 284.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6857262
Air Module BMW F01 F02 LCI F10 F11 F13 ICM SRS Control Unit ECU Bosch 6857262
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9276099
BMW F01 F10 Diversity Aerial Antenna Amplifier Module DAB 9276099
PLN 189.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6956750
BMW E87 Control Unit PDC Parking Sensor Module Nautikblau Blue - A21 6956750
PLN 94.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 3417160
BMW X3 E83 LCI Cable Alternator Starter Base B 3417160
PLN 61.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9293242
BMW 3 7 Series F01 F02 LCI F34 Telematics Control Unit Module TCB ECE 9293242
PLN 93.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6824386
Fuse Box Unit BMW F20 F22 F30 F32 Module ECU Control FEM 6824386
PLN 379.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7583225-11
BMW E87 LCI E90 118i 318i N43 143HP ECU Control Kit DME 7583225 Automatic
PLN 1,139.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 5A2D553
Audio Receiver BMW F40 G22 G30 G31 X3 G01 DAB ECE Control Unit Module 5A2D553
PLN 759.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9261592
BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17
PLN 108.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9139899
BMW F07 F10 LCI F06 F12 F13 MMI Multimedia CD Player Reader Head Unit 9139899
PLN 398.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8607569
BMW X5 F15 40eX N20 Hybrid Starter Motor Automatic Transmission 8607569
PLN 569.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7810860-1
BMW 3 Series E90 E91 E92 E93 LCI N47N Engine Alternator Starter Cable B 7810860
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 6821407
High Voltage Cable BMW F45 Mini F60 Hybrid Harnes EDH 6821407
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8585933
Wiring Loom Harness BMW F20 F30 F36 LCI B47 Engine Gearbox Module 8585933
PLN 522.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8514291
Battery Cable BMW X3 F25 X4 F26 B47 Alternator Starter Base B Cable 8514291
PLN 161.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9234424
BMW F10 F11 Fuse Box Power Distribution Control Unit Box Rear 9234424
PLN 66.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7195197
BMW E88 Convertible Folding Top Roof ECU Module CVM Bracket Holder Mount 7195197
PLN 85.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7011612
BMW 7 Series E65 E66 E67 Centre Console Coinbox With Vent Storage Compartment
PLN 37.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 8517874
BMW F20 F21 F30 116d 316d Diesel N47N Engine Control Unit ECU DDE 8517874 Manual
PLN 142.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9231091
Bluetooth Control BMW E60 E87 E90 Telematics Unit Module 9231091
PLN 75.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7624617-1
BMW F20 F21 F30 F31 F32 Cable Alternator Starter Base B 7624617
PLN 47.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9474810
Air Module BMW G30 G31 X3 G01 X4 G02 SRS Control Unit ECU 9474810
PLN 188.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9381114
BMW F20 F21 F30 F31 F32 Mini F56 F57 Seat Control Unit Module Heating 9381114
PLN 56.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9271216
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9271216
PLN 189.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7555188
BMW 5 6 Series F10 F11 F12 F13 Control Unit Box Cover 7555155
PLN 37.95
Delivery - Tue, Jan 13
If paid before 14:00
Part no. 9313614
BMW F30 F31 F80 M3 Driver's Side Door Wiring Loom Cable 9313614
PLN 208.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 8573260-1
BMW F20 F21 116d ed Diesel N47N 116HP Engine Control ECU DDE 8573260 Manual
PLN 360.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9380883
BMW F20 F21 F30 F31 Control Unit Air Conditioning A/C Module 9380883
PLN 104.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 9222861
BMW 1 3 Series E87 E90 LCI CIC Sat NAV Screen Navigation Professional 9222861
PLN 2,374.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 6866986
BMW F01 F02 LCI F06 F10 F11 F13 ECU ICM Control Unit Module Airbag 6866986
PLN 123.95
Free delivery - Tue, Jan 13
If paid before 14:00
Part no. 7809196
BMW X3 E83 LCI 2.0d N47 177HP Engine ECU Control Unit Module DDE 7809196 Manual
PLN 664.95
Free delivery - Tue, Jan 13
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 .