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. A2048204697-2
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2048204697
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8T0959793P
Audi A4 B8 A5 8T Door Control Unit Module Front Driver's Side 8T0959793P
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A6519000601-5
Mercedes W906 313 CDI OM651 129HP Diesel Engine Control ECU A6519000601 Manual
£113.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 9247874-2
BMW F06 F12 F13 Central Information Display Screen CIC Navigation 9247874
£94.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 7640015-6
BMW E90 E91 E92 320i N43 170HP Engine Control Unit ECU DME 7640015 Automatic
£94.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. A6461505091-2
Mercedes W203 C220 CDI 150HP 646.963 Engine Control ECU Kit A6461505091 Automat
£170.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 07Z911023BX
Volkswagen Phaeton 3D Engine Starter Motor Acutator 5.0 V10 Diesel 07Z911023BX
£113.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8D0951253-1
Audi A4 B6 B7 B8 Q7 4L A6 C7 A8 D4 Multi Use Relay Unit Module 4 Pins 8D0951253
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A6261410000
Mercedes S205 OM622 Diesel Engine Throttle Body Regulator Actuator A6261410000
£94.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 7382536-1
Mini Countryman F60 Cooper SE ALL4 Charging Socket Trim Hybrid Charger 7382536
£170.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 9285508-1
BMW X5 X6 F15 F16 Power Battery Distribution Junction Box Control Unit 9285508
£23.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. RHD-9251191-2
BMW F10 F12 F25 F26 Lever Gear Selector Switch Automatic Transmission 9251191
£80.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 6R0959655M
VW Volkswagen Polo 6R Seat Ibiza 6J Air Module Control Unit ECU 6R0959655M
£32.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 6C0959655L
Seat Ibiza 6J VW Polo 6C 6R Air Module Unit Control Unit ECU Bosch 6C0959655L
£28.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 5QA919294B
Audi A3 8V VW Volkswagen Golf VII PDC Park Assist Control Module Unit 5QA919294B
£18.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 5G2971147HN
Volkswagen Golf Mk7 VII Tailgate Boot Trunk Cable Wiring Left N/S 5G2971147HN
£70.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 95B971104T
Porsche Macan 95B PDC Parking Sensor Wiring Rear Bumper Loom 95B971104T
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B955941D
Porsche Macan 95B PDC Parking Sensor Wiring Loom Front Bumper 95B955941D
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 99661860500-2
Porsche Boxster 986 2.7 9622 220HP Engine Control ECU Kit 99661860500 Automatic
£455.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 03L906018JG-1
Audi A5 8T 2.0 TDI CGLC 177HP Diesel Engine Control ECU Kit 03L906018JG Manual
£142.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 04L907309G-1
Volkswagen New Beetle 2.0 TDI CUUA 110HP Engine Unit ECU Kit 04L907309G Manual
£189.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 06K907425B-15
Audi S3 8V 2.0 TFSI DJHA 310HP Quattro Engine Unit ECU Kit 06K907425B Automatic
£265.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 9294912
BMW F10 F11 X5 F15 X6 F16 Rear Seat Compartment Screen Display SET 9294912
£522.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 04L906021CK
Audi Q5 8R 2.0 TDI CNHA Quattro 190HP Engine Unit ECU Kit 04L906021CK Automatic
£332.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8486547-2
Mini Cooper F55 F56 Dual-Clutch Transmission Gearbox Control Unit Module DCT
£322.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. A2479003506
Mercedes W177 Front Seat Module Control Unit Memory Driver's Side A2479003506
£170.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8K0971030AP
Audi A4 B8 Passenger Front Door Wiring Harness Loom Cabling 8K0971030AP
£23.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8K0971035AR
Audi A4 B8 Front Driver's Door Wiring Harness Loom Electrical Cable 8K0971035AR
£28.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8K0971688AG
Audi A4 B8 Door Wiring Harness Loom Rear Right O/S Cabling 8K0971688AG
£18.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8K0971687AG
Audi A4 B8 Door Harness Loom Cable Wire Rear Left N/S 8K0971687AG
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. RHD-7P6971104D
Volkswagen VW Touareg 7P Parking Sensor Wiring Rear Bumper Loom Cable 7P6971104D
£32.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8K0971029AP
Audi A4 B8 Door Wiring Harness Loom Cable Front Driver's Side 8K0971029AP
£18.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 9321016-1
BMW F10 F11 LCI On-Board Screen Central Information Display 10,25" 9321016
£142.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 3D0909610B
VW Volkswagen Phaeton 3D Rear Tailgate Boot Lid Control Module Unit 3D0909610B
£180.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8W0959655H
Audi A4 B9 RS5 F5 Air Module Control Unit SRS Sensor ECU 8W0959655H
£265.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8W0907777L
Audi RS5 F5 Chassis Module Control Unit 8W0907777L
£265.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 06M907309H-1
Audi RS5 F5 2.9 TFSI DECA Quattro 450HP Engine Unit ECU Kit 06M907309H Automatic
£664.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 7629420
BMW F10 F11 F12 540i 640i N55 315HP Engine Control ECU DME Kit 7629420 Automatic
£379.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 9243781
BMW F12 F12 LCI Hi-Fi Audio System Amplifier Harman Becker 9243781
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8W0907217D
Audi A4 B9 Front Windscreen Windshield Lane Assist Camera 8W0907217B
£180.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 6854028
BMW F06 F10 F11 F12 F13 ICM Control Unit Module Air Module ECU 6854028
£104.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 8W0035192K
Audi A4 B9 Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 8W0035192K
£189.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. A6461505572-1
Mercedes W211 E220CDI OM646.821 170HP Engine ECU Kit A6461505572 Automatic
£189.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 1Z0907115A
Skoda Octavia RS VRS 1Z II 2.0 TFSI BWA 200HP Engine Unit ECU 1Z0907115A Manual
£94.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 05C907309F-1
Seat Ibiza 6J FR 1.0 TSI DUSA 115HP Engine Control ECU Kit 05C907309F Automatic
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 04L907309R-3
Audi A3 8V VW Golf VII 2.0 TDI 150HP CRLB Engine Unit ECU Kit 04L907309R Manual
£113.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B971688P
Porsche Macan 95B Rear Door Wiring Harness Loom Cable Right O/S 95B971688P
£142.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 9252388
BMW X5 F15 X6 F16 Front Door Wiring Loom Harness Cable Passenger Side 9252388
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 6809472
Mini Cooper F56 Front Door Wiring Loom Harness Driver Side 9389221
£51.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 4F1941824A
Audi A5 F5 Fuse Box Control Module Connector Plug Socket Wiring Loom 4F1941824A
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 06M907309K-1
Porsche Macan S 95B 2.9 V6 DGRB 381hp Engine Unit ECU Kit 06M907309K Automatic
£474.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 6820701
BMW X6 F16 Multimedia TV Tuner Receiver Control Module Unit ECU 6820701
£218.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 9368387
BMW F07 F10 F11 X6 F16 Rear Cabin Entertainment Audio CD DVD Player 9368387
£189.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 1S0919275D-FSI
Audi Q3 8U PDC Parking Distance Control Sensor 1S0919275D Foil Silver - Z7G
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 95B907159T
Porsche Macan 95B Engine Sound Generator Actuator Module Control Unit 95B907159T
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B971226Q
Porsche Macan 95B Battery Terminal Cable Harness Wiring Loom 95B971226Q
£94.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 06K907425B-13
Volkswagen Golf VII R 2.0TSI CJXC 300HP Engine Control ECU Kit 06K907425B Manual
£237.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B980654D
Porsche Macan 95B Front Windscreen Lane Assist Kafas Camera 95B980654D
£170.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 7PP907064LA
Porsche Macan 95B Body Comfort Module Control Unit 7PP907064LA
£213.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 7PP035620GC
Porsche Macan 95B Navigation Tracking Control Module 7PP035620GC
£113.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 958941572B
Porsche Macan 95B Headlight Lamp Ballast Control Module Left N/S 7PP941572BG
£94.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A2215408508
Mercedes W221 Door Harness Wiring Loom Rear Left N/S A2215408508
£28.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A2214404913
Mercedes W221 Door Harness Wiring Loom Front Passenger Side A2214404913
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A2215407407
Mercedes W221 Door Harness Wiring Loom Rear Left Right N/O/S A2215407407
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 99661263411
Porsche Boxster 986 Door Wire Wiring Loom Driver's Door 99661263411
£61.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 4F1971035C
Audi A6 C6 Front Door Wiring Harness Loom Cable Right O/S 4F1971035C
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 95B919294C
Porsche Macan 95B PDC Parking Sensor Control Module Unit 95B919294C
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 4F1971030AD
Audi A6 S6 C6 Front Passenger Door Wiring Harness Loom Left N/S 4F1971030AD
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP907279CT
Porsche Macan 95B Body Control Unit Module BCM 7PP907279CT
£161.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B907553T
Porsche Macan 95B Air Suspension Control Module Unit ECU 95B907553T
£199.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 4H0907383N
Porsche Macan 95B Trailer Detection Control Module Unit ECU 4H0907383N
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B953041B-1
Porsche Macan 95B Led Daytime Running Light Module Front Left N/S 95B953041B
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 059907309A
Porsche Macan S 95B 3.0 TDI CTBA 258HP Engine Control ECU 059907309A Automatic
£294.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP941597BA
Porsche Macan 95B Headlight Headlamp Control Unit Front Right O/S 7PP941597BA
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 95B941329
Porsche Macan 95B Xenon Headlight Control Unit Module Front Right O/S 95B941329
£75.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7P5959107E
Porsche Macan 95B Rear Tailgate Control Module Unit 7P5959107E
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP907279CG
Porsche Macan 95B Body Control Unit Module BCM 7PP907279CG
£213.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8T0035223L
Audi A4 B8 A5 8T Audio Amplifier Sound Booster Control Unit Module 8T0035223L
£142.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. RHD-A2479007204-1
Mercedes W177 W247 Display Screen Instrument Cluster Speedo Meter A2479007204
£208.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A2215408609
Mercedes W221 Rear Door Wiring Harness Cable Left N/S A2215408609
£28.95
Free delivery - Fri, Nov 28
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 - Fri, Nov 28
If paid before 14:00
Part no. A2218705089
Mercedes W221 Audio Amplifier Sound Harman Becker Control Unit A2218705089
£807.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. A6421509777-1
Mercedes W221 S320 CDI 232HP Engine Control Module ECU Set A6421509777 Automatic
£222.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 4F2910115J
Audi A6 C6 2.0 TFSI BPJ 170HP Engine Control Unit ECU Kit 4F2910115J Manual
£398.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. AC1T9K499FGA-2
Ford Transit Mk7 Fuse Box Loom Wiring Harness Under Bonnet Unit AC1T-9K499-FGA
£113.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 8K0971845A-1
Porsche Macan 95B Fuse Relay Box Power Distribution 8K0971845A
£13.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP907273H
Porsche Macan 95B Tyre Pressure Control Unit Module 7PP907273H
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. RHD-A2218700289
Mercedes W221 Dashboard Onboard Screen Monitor Navigation Display A2218700289
£47.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7P6919475
Volkswagen Touareg 7P PDC Parking Distance Control Module 7P6919475
£23.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. RHD-7P6920981
Volkswagen Touareg 7P Instrument Cluster Speed Clocks Automatic Diesel 7P6920981
£37.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7P0907311-1
Volkswagen Touareg 7P 3.0 TDI CASD 204HP Engine Unit ECU Set 7P0907311 Automatic
£598.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B907530L
Porsche Macan 95B Body Gateway Module ECU Control Unit 95B907530L
£66.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP980653D
Porsche Macan 95B Front Windshield Camera Unit Module 7PP980653D
£18.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 4M0971228DH
Audi Q7 4M Q8 Mk1 Starter Motor Wiring Harness Cable Line 4M0971228DH
£94.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 9A763762001
Porsche Macan 95B GPS Vehicle Location Tracker Control Unit Module 7PP035620CD
£94.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7PP907357D
Porsche Macan 95B Headlight Control Module Unit Hella 7PP907357K
£47.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. A2125406105
Mercedes W212 Rear LED Wiring Cable Harness Loom A2125406105
£18.95
Free delivery - Fri, Nov 28
If paid before 14:00
Part no. 7P6035670B
VW Volkswagen Touareg 7P CD Radio Stereo Head Unit Panel 7P6035670B
£332.95
Free delivery - Mon, Dec 01
If paid before 14:00
Part no. 95B971375
Porsche Macan 95B Rain Light Sensor Wiring Harness Cable 95B971375
£13.95
Free delivery - Fri, Nov 28
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 .