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. A2218200115
Mercedes W221 Universal Handy Interface UHI Adapter Wiring Harness A2218200115
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4H0959792G
Audi A8L 4H Front Door Control Module Left N/S Unit ECU 4H0959792G
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4H0907401-1
Audi A8 4H 3.0 TDI CDTA 250HP Quattro Engine ECU Kit 4H0907401 BCM + Key + Lock
£313.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 3AA962243
Audi A8L 4H Tailgate Lift Boot Lid Control Unit Module Trunk 3AA962243
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 9266328
ICM Module BMW F07 GT F01 F02 F03 F04 Air Module Control Unit ECU 9266328
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2075402550
Mercedes W204 W207 Fuse Box Prefuse Box Module Relay Holder A2075402550
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 80A907247A
Audi Q5 FY Keyless Entry Amplifier Control Box Module Aerial Antenna 80A907247A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0907063CG
Audi Q5 FY 2.0 TFSI DAXB Petrol Supply Body Control Module Unit 8W0907063CG
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A9075402087
Mercedes W907 Starter Wiring Battery Alternator Cable Harness Loom A9075401305
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 80A941823A
Audi Q5 FY Positive Battery Terminal Potential Distributor 80A941823A
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 7310711
Mini F55 Seat Occupancy Sensor Mat Electronic Control Unit 7310711
£66.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0941824AK
Audi A4 B9 A5 F5 Q5 FY Fuse Box Battery Terminal 8W0941824AK
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. RHD-A2218205389-1
Mercedes W221 Central Audio Navi Sat Display Screen Multimedia A2218205389
£51.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2215401062
Mercedes W221 Integrated Supply Module Electrical Control Unit A2215401062
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 06N907309A-1
Audi A4 B9 8W 35 TFSI DMSB 150 HP Engine ECU Kit Body + Key 06N907309A Automatic
£332.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. A6519000601-4
Mercedes W906 210 CDI 651.956 95HP Engine ECU Kit A6519000601 Ignition + Key
£237.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q0915181E
Audi A3 8V Negative Battery Terminal Cable Harness Wiring Loom 5Q0915181E
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W2035043E
Audi A4 B9 MMI Multimedia Sat Nav Navigation Control Head Unit 8W2035043E
£379.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. 8J0971237A
Audi TT 8J Starter Motor Negative Battery Wiring Harness Cable 8J0971237A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0971235A
Audi A4 B9 Negative Battery Terminal Cable Harness Wiring Loom 8W0971235A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4G0907697F
Audi TT FV LED Headlight Ballast Module Daytime Running Lights Unit 4G0907697F
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4M0035454B
Audi A4 B9 Dashboard Loudspeakers Tweeter Speaker Front 4M0035454B
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8J0907159B
Audi TT 8J Alarm Signal Body Sound Impact Control Module Unit 8J0907159B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8S0963553D
Volkswagen Skoda Seat Audi Seat Pressure Sensor Front Passenger Side 8S0963553D
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2479004505-1
Mercedes Vito W447 Sprinter W907 W910 Telematics Module Control Unit A2479004505
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0959655P
Audi A4 B9 Air Module System Control Sensor ECU Unit 8W0959655P
£132.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. 8Y0959760
Audi S3 8Y Front Seat Control Module Unit Left N/S 8Y0959760
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0959592N
Audi A4 B9 Front Door Module Control Unit ECU Passenger Side 8W0959592N
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0959593N
Audi A4 B9 Front Door Module Control Unit ECU Driver's Side 8W0959593N
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 03L906018DT-1
Audi TT 8J 2.0 TDI 170HP CFGB Engine ECU Unit Kit 03L906018DT Manual
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2829006700
Mercedes W177 A200 M282.814 163HP Engine Control Unit ECU A2829006700 Automatic
£218.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. A9078208600-1
Mercedes Sprinter W907 Radio Audio System Control Unit Module A9078208600
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 04E906016DF-1
Audi A3 8V 1.4 TFSI CXSA 122HP Engine ECU Module Kit 04E906016DF Key + Ignition
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A0009055504-TNG
Mercedes W205 W212 Front Rear PDC Parking Distance Sensor Tenorite Grey - 755
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8V3971035A
Audi A3 S3 8V 3D Door Wiring Harness Loom Cable Driver's Side 8V3971035A
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8J0035456A-1
Antenna Amplifier Audi Q5 8R A6 C6 A5 8T Mobile Phone Module Unit 8J0035456A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q0907530P
Audi A3 8V Gateway Control Module Unit ECU 5Q0907530P
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2043271240
Mercedes W204 C207 Headlight Headlamp Range Sensor Front Right O/S A2043271240
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5QS915181
Audi A3 S3 8Y Battery Negative Terminal Cable Wire 5QS915181
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5QS919298
Audi A3 S3 8Y VW Caddy SB Mk4 Parking Sensor Module Control Unit 5QS919298
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5WA962133E
Volkswagen Golf 5G Keyless Entry Module Aerial Antenna 5WA962133E
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5QS907530A
Audi S3 8Y Diagnostic Interface Data Bus Gateway Control Unit 5QS907530A
£70.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8W0919806A
Audi S3 8Y A4 B9 8W Data Reader Module Body Control Unit 8W0919806A
£208.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5WA980653E
Audi A3 S3 8Y Front Camera FAS Lane Assistance Control Unit 5WA980653E
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. RHD-8Y2919617A
Audi S3 8Y Head Up Display Dashboard Car System Screen 8Y2919617A
£398.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 3WA907007B
Audi A3 S3 8Y Air Conditioning Heater Module Control Unit 3WA907007B
£94.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8Y0035042C
Audi S3 8Y Body Control Comfort Module ECU Unit Bluetooth 8Y0035042C
£949.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5WA937086BE
Audi S3 8Y Module BCM Body Control Unit Module ECU 5WA937086BE
£151.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5QS959655A
Audi A3 S3 8Y Air Module Crash Impact Sensor Unit Control ECU 5QS959655A
£256.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5WA959436N
Audi S3 8Y Keyless Control Module Unit ECU 5WA959436N
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 571035284A
Audi S3 8Y Bluetooth Module Multimedia Control Unit Cover Unit 571035284A
£246.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4N0035502D
Audi S3 8Y Antenna Amplifier Mobile Phone Module Unit 4N0035502D
£104.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q0915181G
Volkswagen VW Golf Mk7 Negative Battery Terminal Cable Wiring 5Q0915181G
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q0937084CL
Volkswagen Golf Mk7 BCM Convenience Body Control Module Unit ECU 5Q0937084CL
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 7P0915181B
Audi A1 8X Negative Battery Terminal Cable Wiring 7P0915181B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8X0907159C
Audi A1 8X Impact Sound Actuator Control Module 8X0907159C
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q0959435A
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5Q0959435A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 3G0919605D
VW Volkswagen Golf Mk7 Multimedia MMI Sat Nav Radio Display Screen 3G0919605D
£47.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0971095E
Audi A4 B8 Front Bumper PDC Wiring Park Assist Sensor Harness 8K0971095E
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8T0919603C
Audi A5 8T Display Screen Radio Multimedia Navigation Display 8T0919603C
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8T0035462
Audi A5 8T MMI Multimedia Interface Unit Module Control ECU 8T0035462
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4G0907397R
Audi S1 8X Front Lamp Headlight DRL Ballast Control Module Unit 4G0907397R
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8F0919129E
Digital TV Audi A4 B8 A6 C7 Tuner Module Unit 8F0919129E
£170.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4G0035083
Stereo DAB Radio Audi A4 B8 Q5 8R CD Player Radio Receiver Head Unit 4G0035083
£132.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. 8K0907637A
Audi A5 8T Acceleration Yaw Rate Sensor Module Control Unit ECU 8K0907637A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4F0919805
Audi A4 B8 Smart Card Reader Smart Card System TV 4F0919805
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0907064FM
Audi A4 B8 Body Comfort Control BCM Module Unit ECU 8K0907064FM
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8T0907441D
AUDI A4 B8 Reversing Camera Control Module Rear View Unit ECU 8T0907441D
£113.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4F0919813E
Audi A4 B8 Chip Card Reader for Road Toll ETC Japan Module Unit 4F0919813E
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0971679E
Audi A4 B8 Wiring Loom Glove Box Cable Storage Harness 8K0971679E
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 6C0907359
Audi A4 B8 Air Suspension Module Regulation Control Unit 6C0907359
£28.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0907063AH
Audi A4 B8 Body Control Comfort Unit Module BCM ECU 8K0907063AH
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. RHD-8K2971228AH
Audi A4 B8 2.0 TFSI CDNC Starter Alternator Harness Wiring Cable 8K2971228AH
£85.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 4F0035503E
Audi A4 B8 Transmitting Receiving Unit Road Toll System 4F0035503E
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8P4035223D
Audi S3 8P Audio Sound BOSE Amplifier Stereo System Module 8P4035223D
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0959793R
Audi Q5 8R Door Module Front Left N/S Control Unit ECU Controller 8K0959793R
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0971035B
Audi A4 B8 Front Driver's Door Wiring Harness Loom Cable Right O/S 8K0971035B
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K0971693B
Audi A4 B8 Rear Door Card Harness Wiring Cable Loom Left Right N/O/S 8K0971693B
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8P3907357B
Audi S3 8P Xenon Headlight Range Control Module Unit ECU 8P3907357B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. RHD-8K2907613A
Audi S5 8T Fuse Box Lid Cover Box Trim 8K2907613A
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A6519003603-2
Mercedes Sprinter W907 314 CDI OM651.958 143HP ECU Engine Unit A6519003603
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8E0035411B
Audi A4 B7 Door Speaker Tweeter Front Left Right N/O/S 8E0035411B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5Q4959392B
Skoda Octavia 5E Front Door Control Module Unit Passenger Side 5Q4959392B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A9075407160
Mercedes W907 W910 Battery Electrical Wiring Harness Ground Line A9075407160
£23.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8K5907115H
Audi A4 B8 A5 8T 2.0 TFSI CDNC Quattro 211HP Engine Control Unit ECU 8K5907115H
£265.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A9075450100-1
Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. RHD-8K2971845B
Audi A4 B8 S5 8T Fuse Box Control Module Relay Box 8K2971845B
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8574091
BMW F10 F11 520d N47N 184HP Engine Control Unit ECU DDE 8574091 Automatic
£75.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 04L907309AB-1
Audi Q3 8U 2.0 TDI DFTA 150HP Quattro Engine ECU Kit Ignition + Key 04L907309AB
£132.95
Free delivery - Thu, Dec 18
If paid before 14:00

Part no. 8J0907115N-1
Audi TT Mk2 8J 2.0 TFSI BWA 200HP Engine ECU Kit Ignition + Key 8J0907115N
£142.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5E0919605B
Skoda Octavia 5E Sat Navi Stereo Radio Audio Head Unit Player 5E0919605B
£32.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8J0907274
Audi TT 8J Tyre Pressure Control Module Unit 8J0907274
£18.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8T0959792J
Audi A5 S5 8T Door Module Control Unit Front Passenger Side 8T0959792J
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8E0054635D
Audi A3 8P TT 8J PDC Parking Distance Control Unit Module 8E0054635D
£56.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8P7959655
Audi A3 8P Air Module SRS System Control Sensor ECU Unit 8P7959655
£13.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 5E0035842A
Skoda Octavia 5E MMI Multimedia Interface Unit Module Control ECU 5E0035842A
£37.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A2479002212
Multimedia Control Mercedes C118 W167 W177 W247 Module Unit ECU A2479002212
£189.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. A1679004416
Keyless Go Module Mercedes C118 W177 W247 ECU Entry Control Unit A1679004416
£42.95
Free delivery - Wed, Dec 17
If paid before 14:00

Part no. 8P0907279P
Audi A3 8P Gateway Interface Onboard Supply Control Module Unit ECU 8P0907279P
£189.95
Free delivery - Wed, Dec 17
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 .