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

Part no. 8513161-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Kit DDE 8513161 CAS4 2 Keys
€275.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1725402209
Electrical Cable Mercedes R172 Transmission To Body Wiring Harness A1725400035
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A9079020303
Mercedes Sprinter W907 W910 AIr Module Sensor Unit ECU A9079020303
€161.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 9296975
BMW X5 F15 Control Unit Bracket Boot Trunk Module Unit Mount Holder 9296975
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2749062100
Starter Motor Mercedes W213 C238 C253 Engine A2749062100
€37.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2125400080
Mercedes W212 Fuse Box Housing Relay Unit Module A2125400080
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6929760-1
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. LHD-R56-CARPLAY
Mini R56 R57 Display Screen Instrument Cluster Speedo Android CarPlay 4+64GB LHD
€284.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2218201875
Mercedes W221 Aerial Antenna Control Unit Keyless Go Entry Module A2218201875
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2468201915
AUX Jack Port Mercedes C117 W246 W176 Wiring Loom Cable Harness A2468201915
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6906618
BMW E60 E61 E63 E64 M5 M6 Power Distribution Fuse Box Rear 6906618
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 7L0927841
VW Volkswagen Touareg 7L Mk1 ESP Relay Unit Grey 481 7L0927841
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6934021
BMW 7 Series E65 E66 Front Left Right Door N/O/S Wiring Loom Harness 6920291
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2128270228-PAL
Mercedes W212 Aerial Fin Roof Antenna Shark Palladium Silver - 792 A2128270228
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9369124
BMW F10 F20 F30 Front Seat Control Unit Module Memory 9280913
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8R0907364B
Audi Q5 8R A5 8T A4 B8 Active Suspension Module Damping Control Unit 8R0907364B
€42.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9381882
BMW F30 F31 F80 M3 Sound Amplifier Hifi Audio Control Unit Harman Becker 9381882
€70.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8642707-1
Mini Cooper S F56 B48 192 HP Engine ECU DME Kit BDC + Key 8642707 Automatic
€712.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4H0959107AB
Audi A8L 4H Tailgate Lift Boot Lid Control Unit Module Trunk 4H0959107AB
€89.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2059007705
Module Mercedes C205 Transmission Drivetrain Control Module Unit A2059007705
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9250456
BMW F12 Footwell Light Module Control Unit ECU FRM3 9250456
€132.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 7634063
Gearbox Wiring BMW F10 F11 520i 528i N20 Automatic Engine Loom Harness 7634063
€75.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6952290
Mini Cooper Cabrio R52 Convertible Folding Roof Control Unit Module ECU 6952290
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A4475402231
Mercedes W447 Sliding Door Wiring Loom Harness Right O/S A4475402231
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9189906
BMW E88 E93 LCI Air Module Control Unit ECU 9189906
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 6926358
BMW E87 E90 E91 E92 Front Seat Module Control Unit ECU 6926358
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A9079001705
Mercedes Sprinter B907 Ignition Control Module Keyless A9079001705
€123.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A4475406777
Alternator Wire Mercedes Vito W447 Battery Alternator Cable A4475406777
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9149242
BMW 5 6 Series E60 LCI E63 CHAMP Business System Controller CD Player 9149242
€94.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A6561593100
Mercedes W213 OM656 Diesel Engine Wiring Guide Cable Duct A6561593100
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 7561834-13
BMW E87 E90 120i 320i N46 150HP Engine Control DME Module 7561834 Automatic
€346.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4F9971085E
Audi A6 C6 Avant Rear Bumper PDC Wiring Loom Parking Sensor 4F9971085E
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4E0035541S
Audi Q7 4L Radio Multimedia Receiver Control Module Unit 4E0035541S
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9339192
BMW F45 F46 Battery Cable Positive Wire Lead Terminal 9339192
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1698208426
Mercedes-Benz A B W169 W245 Front Right Door O/S Control Unit Module A1698208426
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 4G0971845A
Audi A6 C7 Fuse Relay Box Sam Control Module 4G0971845A
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1669004719
Audio Amplifier Mercedes W166 C292 Sound Control Unit Harman Kardon A1669004719
€712.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 1Z0035156F-1
Skoda Octavia II Multimedia Head Unit Bolero Radio CD MP3 Player 1Z0035156F
€42.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 03L906018JR
Audi A4 B8 2.0 TDI CJCB 136HP Engine Control Unit Module ECU 03L906018JR Manual
€66.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9811224
Mini Cooper One R55 R56 R57 Airbag ECU Control Unit Module 9811224
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6822582
BMW 3 Series F30 Head Unit Basic Media Navigation Headunit 6822582
€75.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8J0951177
Audi TT 8J Interior Roof Alarm Motion Ultrasonic Sensor 8J0951177
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6842527
BMW G20 Battery Terminal Voltage Distribution Box 400W MID 6842527
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A0035422819
Battery Relay Mercedes W176 W246 W447 Cut Off Module Control Unit A0035422819
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1779002510
Mercedes W177 W247 Safety Module Air Module SRS Control Unit ECU A1779002510
€142.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6986987
BMW Z4 Series E85 Cable Loom Passenger's Door Wiring Harness 6986987 6986982
€56.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 6C11-3C190-AB
Ford Transit MK7 Yaw Sensor ESP Rotation Rate Control Unit Module 6C11-3C190-AB
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 9367693
BMW M5 F90 G11 G12 Power Distribution Relay Fuse Box Make Contact 9367693
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6958526
BMW 5 X5 X6 Series E60 E61 E70 E71 F07 F10 F11 Seat Adjustment Switch Right O/S
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 3402862
BMW X3 E83 LCi Earth Cable Flow Electric Battery Negative
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 8T0035223AH
Audi A4 B8 8K A5 8T Amplifier Audio Sound Booster Module 8T0035223
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2035451303
Mercedes CL203 W203 Fuse Box Cover Engine Bay Relay A2035451303
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4L0971104S
Audi Q7 4L Rear Bumper Wiring Loom PDC Harness Parking Sensor 4L0971104
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2229063202-1
Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2229063701
Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063701
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. P0148459-BRG1
Mini Cooper One R50 Fuel Filler Cover Flap British Racing Green A67
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6850783
BMW F01 F02 LCI F06 F10 F11 F13 ECU ICM Control Unit Module Airbag 6850783
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9371131
Seat Control Unit BMW F30 F36 Front Seat Module Unit Controller ECU 9371131
€80.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 14B296AA
Ford Transit Connect Yaw Sensor ESP Speed Sensor Control Unit Module 14B296AA
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. YC1E10K019BA
Ford Transit MK6 2.4 Diesel Alternator Bracket Mount Support YC1E10K019BA
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 7L0937401
Volkswagen Touareg 7L Positive Cable Battery Point Box Jump Unit 7L0937401
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 9321023
BMW F45 X1 F48 Mini F55 F56 B+ Junction Terminal Power Distribution Box 9321023
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A4475408347
Mercedes Vito W447 OM622 Engine Starter Wiring Harness A4475408347
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A2129001929
Mercedes W176 Keyless Control Module Unit ECU A2129001929
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6958449
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 61356958449 6958449
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8W0907064GB
Audi A4 B9 A5 F5 Central Body Control Module BCM Unit ECU 8W0907064GB
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A4539018900
Smart ForTwo C453 Air Module Impact SRS Control Module ECU A4539018900
€113.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8T0959793P
Audi A4 B8 A5 8T Door Control Unit Module Front Driver's Side 8T0959793P
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6928267
BMW E65 E66 E67 Gateway Sensor Air Module Control Unit 6928267
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A6269000000
Mercedes W205 C 200 d 626951 626.951 136HP Engine Unit ECU A6269000000 Automatic
€170.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 3456397
MINI Cooper R58 R59 Aerial Antenna Amplifier Module Rod 3456397
€66.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4F0910655Q
Audi A6 C6 4F Control Unit Air Module ECU Bosch 4F0959655G
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2125458040
Bracket Holder Mercedes W204 W212 W222 Auxiliary Generator Battery A2125458040
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2661538979-1
Mercedes W169 A150 W245 B150 Engine Control ECU Kit A2661538979 + Key Automatic
€265.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4H0971663A
Audi A8 D4 Front Door Wiring Harness Loom Cable Left N/S 4H0971663A
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2048704626
Door Module Mercedes W204 Rear Right O/S Control Unit Module A2048704626
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 7220891
BMW E91 LCI Control Unit Module Support Plate Bracket Carrier Holder 7220891
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. A9075406749
Mercedes W907 Battery Electrical Ground Line Wire Earth Cable A9075406749
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6824386
Fuse Box Unit BMW F20 F22 F30 F32 Module ECU Control FEM 6824386
€89.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A6079001800-1
Mercedes W176 A180 CDI OM607.951 109HP Engine ECU Kit A6079001800 Automatic
€398.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 5A0FAD6
BMW i4 G26 Hybrid Electric Earth Ground Cable Negative Battery Lead 5A0FAD6
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 6778809
Mini Cooper One R55 R56 R57 Xenon Headlight Level Sensor 6778809
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

-5%
Part no. 1K0907655D
VW Touran 1T Yaw Sensor ESP Rotation Rate Control Unit Module 1K0907655D
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8055326
BMW 3 4 Series F80 M3 F82 M4 LCI Fuel Tank Heat Insulation Plate 8055326
€61.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 1K0937125A
Skoda Octavia II Engine Bay Fuse Box 1K0937125A
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9231442
BMW 2 3 4 Series F22 F30 F32 F36 Antenna Suppression Filter Aerial 9231442
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1695457740
Mercedes-Benz A B W169 W245 Bracket Starter Alternator Control Unit A1695457740
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 5Q4959592
Seat Leon Mk3 Door Module Control Unit Front Passenger Side Door 5Q4959592
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4H0907705K
Audi A8L 4H Steering Angle Steering Wheel Column Control Module ECU 4H0907705K
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2075405105
Mercedes W204 C207 W212 Panoramic Sunroof Wiring Cable Harness A2075405105
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 4H0907355D
Audi A7 4G A8L 4H Ad Blue Control Module Unit ECU 4H0907355D
€32.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A0141540402
Alternator Mercedes W164 OM272 Engine Alternator 180A 14V Valeo A0141540402
€75.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 0148459-PS
Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Pure Silver - 900
€26.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A2118209126
Mercedes-Benz C E Class W203 W211 Alarm Anti Theft System Control Module Unit
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 8379375
BMW X5 E53 Loudspeaker Loud Speaker Tweeter Front 65138379375 8379375
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9261580-GSB
BMW F20 F21 F30 F31 PDC Parking Sensor Ultrasonic SET x2 Glacier Silber - A83
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. A1695453740
Mercedes-Benz A-Class W169 Fuse Box Unit Holder Bracket Frame A1695453740
€23.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. 9119495
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9119495
€28.95
Free delivery - Mon, Dec 29
If paid before 14:00

Part no. N1WT-14F514-PFD
VW Amarok Mk2 Front Door Wiring Harness Keyless Left Right N/O/S N1WT-14F514-PFD
€28.95
Free delivery - Mon, Dec 29
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 .