Automotive electrical systems

At 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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Part no. 1J0973332A

Audi RS4 B8 Cable Loom Wiring Plug Socket 2 Pins 1J0973332A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W0959655P

Audi A4 B9 Air Module System Control Sensor ECU Unit 8W0959655P

€189.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 5Q0959592K

Audi Q2 GA Door Module Control Unit Front Passenger Side 5Q0959592K

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W6971029BF

Audi A5 F5 Front Door Wiring Harness Cable Driver's Side 8W6971029BF

€85.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8R0907468N

Audi A5 8T Gateway Control Module Unit ECU 8R0907468N

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8S0915181A

Audi TT FV HV Battery Negative Terminal Cable Harness Loom Wiring 8S0915181A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 04L906021BQ

Audi A4 B8 Engine Control Unit Module ECU 2.0 TDI CNHC 163HP 04L906021BQ

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 06E911021D

Audi S5 8T A6 C7 Engine Starter Motor 3.0 TFSI Petrol CGWC 06E911021D

€42.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W6971030BF

Audi A5 F5 Front Door Wiring Harness Cable Passenger Side 8W6971030BF

€85.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G8959792J

Audi A7 4G8 Door Control Module Front Passenger Side 4G8959792J

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8V7035225B

Audi A3 8V Antenna Amplifier Rear Right O/S 8V7035225B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907063AH

Audi A4 B8 Body Control Comfort Unit Module BCM ECU 8K0907063AH

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G8971085DP

AUDI A6 C7 A7 FY Sensor Harness Installation PDC Radar 4G8971085DP

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8J0915459

Audi A4 B8 A5 8T TT MK2 Positive Battery Terminal Cable Overload Fuse 8J0915459

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0907063CF

Audi A6 C7 Board Supply Comfort BCM Body Control Module Unit ECU 4H0907063CF

€47.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0971036B

Audi RS4 B8 Door Wiring Harness Cable Loom Front Right O/S 8K0971036B

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0919603F

Audi A4 B8 AV10NEO Display Screen Radio Multimedia Navigation Sat 8T0919603F

€51.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0911075B

Audi A8L 4H Power Positive Distribution Junction Jumper Box Housing 4H0911075B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 3Q0907338E

Audi S3 8V Front Headlight Lamp Range Control Module ECU 3Q0907338E

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8R0907468T

Audi Q5 8R Gateway Module Control Unit ECU 8R0907468T 8R0907468C

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0959760F

Audi A8 D4 Front Seat Backrest Adjustment Module Left Right N/O/S 4H0959760F

€66.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0959793G

Audi A4 B8 Door Module Front Left N/S Control Unit ECU 8T0959793G

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 6C0907359

Audi A4 B8 Air Suspension Module Regulation Control Unit 6C0907359

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G0907637H

Audi A6 C7 ESP Yaw Rate Module Control Unit Sensor ECU 4G0907637H

€75.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 06L971627M

Audi Audi Q5 FY 2.0 TFSI QUATTRO Petrol Fuel Injectors Wiring Harness 06L971627M

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8P4963553

Audi A3 8P Front Seat Occupation Sensor Left Right N/O/S 8P4963553

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0971104J

Audi A8L 4H Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 4H0971104J

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W0959595H

Audi A5 F5 Rear Door Control Module Unit ECU Left Right N/O/S 8W0959595H

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 5QA919283E

Audi A3 8V Park Parking Assist PDC Distance Control Unit Module 5QA919283E

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0937517

Audi A8L 4H Fuse Relay Battery Junction Box Housing 4H0937517

€66.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4L0910655B

Audi Q7 4L ECU Air Module Control Unit Crash Impact Sensor 4L0910655B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 06A903143P

Audi TT 8N Alternator Bracket Mount Holder 06A903143P

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 6R0971349BK

Audi A1 8X 1.4 TFSI CAXA Alternator Wiring Harness Cable Loom 6R0971349BK

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8H0951178

Audi A4 B7 Cabrio Alarm Signal Body Control Sensor Module Unit 8H0951178

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907064EB

Audi A5 8T Body Control Comfort Unit Module BCM Unit ECU 8K0907064EB

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W0941824AK

Audi A4 B9 A5 F5 Q5 FY Fuse Box Battery Terminal 8W0941824AK

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0907182G

Audi A8 D4 4H Multicontour Seat Module Control Unit Left Right N/O/S 4H0907182G

€42.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 2100493N

Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 2100493N

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8E0959651A

Audi A4 B7 Front Crash Impact Air Module Sensor Unit Module 8E0959651A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0907163A

Audi A7 4G S-Tronic NSK Automatic Gearbox Control Module Unit 4H0907163A

€89.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8F0959255

Audi A5 8F Convertible Folding Roof Module Control Unit 8F0959255

€142.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0035415B

Audi A4 B8 Loudspeaker Front Door Left Right N/O/S Bang&Olufsen 8T0035415B

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907064JE

Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064JE

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G0907468AB

Audi A6 C7 Gateway Module Control Unit ECU 4G0907468AB

€89.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 5Q0959595M

Audi Q2 GA Front Door Module Control Unit Controller Passenger Side 5Q0959595M

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907063DG

Audi Q5 8R Body Control Comfort Unit Module Unit 8K0907063DG

€51.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0919603E-1

Audi A4 B8 Display Screen Sat Nav Navigation Dashboard 8T0919603E

€37.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W0906259N-1

Audi A5 F5 45 TFSI DKNA 245HP Quattro Engine ECU Kit 8W0906259N Gateway + Key

€351.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0971365J

Audi A8 D4 Seat Cable Front Left Right N/O/S Seatbelt Warning Wiring 4H0971365J

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0959663D

Audi Q3 8U A3 8P A6 C7 Voltage Stabilizer Converter Control Module 8K0959663D

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8Y0971693D

Audi S3 8Y Sportback Rear Door Wiring Harness Loom Left Right N/O/S 8Y0971693D

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0959655G

Audi A4 B8 Air Module ECU Control Unit Crash Sensor 8K0959655G

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907539

Audi A5 S5 8T Dashboard Sunlight Solar Sun Sensor 8K0907539

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907801N

Audi A5 8T Electric Hand Parking Brake Control Unit ECU 8K0907801N

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8U0907468G

Audi Q3 8U Gateway Interface Control Module Unit ECU 8U0907468G

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4F0971589A

Audi S6 C6 Steering Wheel Multifunction Wiring Loom 4F0971589A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0907064FF

Audi A4 S4 B8 Body Control Comfort Unit Module BCM2 Unit ECU 8K0907064FF

€113.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 03L911021E

Audi A4 B8 Starter Motor Engine Motor Actuator Diesel Bosch 03L911021E

€75.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0959795H

Audi A4 B8 Door Control Module Unit ECU Rear Left Right N/O/S 8T0959795H

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4F9971085E

Audi A6 C6 Avant Rear Bumper PDC Wiring Loom Parking Sensor 4F9971085E

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8U0998572A

Audi Q3 8U Headlight Module LED Headlamp Control Unit 8U0998572A

€42.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0971845A

AUDI A5 8T 2.0 TDI CGLC Fuse Relay Box Power Distribution 8K0971845A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0035061J

Audi A8L 4H Head Unit Radio CD Player Navigation GPS 4H0035061J

€398.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0971365C

Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 8T0971365C

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8X0907159B

Audi A1 8X Fuel Pump Module Control Unit ECU 8X0907159B

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 5Q0959393B

Audi A3 8V Front Door Control Module Unit Right O/S 5Q0959393B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K5907357

Audi A4 B8 Headlight Headlamp Range Control Unit Module 8K5907357

€28.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0035223AH

Audi A4 B8 8K A5 8T Amplifier Audio Sound Booster Module 8T0035223

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4H0937555

Audi A8L 4H Fuse Box Relay Chamber Lower Cover Lid Housing 4H0937555

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8S0963553D

Volkswagen Skoda Seat Audi Seat Pressure Sensor Front Passenger Side 8S0963553D

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4F0903291

Audi A6 C6 3.0 TDI Suppression Condenser Noise Filter 4F0903291

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 80A907159

Audi SQ5 FY Control Unit Module Active Sound Design 80A907159

€85.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 02M911022F

Audi Q2 GA 35 TFSI DXDB Petrol Starter Motor Manual 02M911022F

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G0971845A

Audi A6 C7 Fuse Relay Box Sam Control Module 4G0971845A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 80A941823A

Audi Q5 FY Positive Battery Terminal Potential Distributor 80A941823A

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 5Q0959655L

Audi A3 8V Air Module Control Sensor ECU Unit 5Q0959655L

€89.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4G8959793J

Audi A6 C7 Door Module Control Unit ECU Front Left N/S 4G8959793J

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 7M0951253A

Audi VW Volkswagen Seat Relay Unit Module 4 Pins 7M0951253A

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4F0959760

Audi A6 C6 Front Seat Control Memory Module Front Left N/S 4F0959760

€142.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8E0959643B

Audi A4 B7 Crash Impact Airbag Sensor Unit Module 8E0959643B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0959792K

Audi A5 S5 8T Door Module Control Unit Front Passenger Side 8T0959792K

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 03L906018LB

Audi A6 C7 2.0 TDI CGLC 177HP Engine Control Unit ECU 03L906018LA Automatic

€75.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 03L906018RC-1

Audi Q3 8U 2.0 TDI CFGC Quattro Engine ECU Kit 03L906018RC Ignition + Key Manual

€189.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 06L903027

Audi Q5 FY Alternator Generator Valeo 2.0 TFSI 06L903027

€94.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8V4971693F

Audi A3 8V Rear Left Right N/O/S Door Card Wiring Loom Harness 8V4971693

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8W0971687BR

Audi A4 B9 Rear Right O/S Door Wiring Loom Harness 8W0971687BR

€56.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 141951253B

Audi VW Volkswagen Seat Relay Unit Module 4 Pins 141951253B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8Y0035465A

Audi Q2 GA Harman Speaker Amplifier Booster Sound System 8Y0035465A

€146.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8U0955559B

Audi A5 8T Windscreen Rain Sensor Control Unit 8U0955559B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8K0937517B

Audi RS4 B8 Positive Battery Distribution Terminal Junction Relay Box 8K0937517B

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 7N0941329

Audi A3 8V 30 TDI DGTE Ad Blue Reducer Dosage Control Module Unit ECU 7N0941329

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 4F0919813E

Audi A4 B8 Chip Card Reader for Road Toll ETC Japan Module Unit 4F0919813E

€37.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 06H971627

Audi A5 8T 2.0 TFSI Petrol Fuel Injectors Wiring Cable Harness 06H971627

€32.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8X0915181

Audi A4 B8 A5 8T TT Mk2 Negative Battery Terminal Cable Lead 8X0915181

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 079903805J

Audi A4 B6 B7 4.2 V8 FSI Alternator Bracket Mount Holder 079903805J

€51.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8T0919611-1

Audi A4 B8 Head Unit Media Player Controller Knob Switch Panel 8T0919611

€66.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 03L903023L

Audi A3 8V Diesel Engine Starter Alternator Electrical 14V 140A 03L903023L

€47.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 8E5035223D

Audi A4 B7 Stereo Radio Sound Audio Amplifier Module Harman Becker 8E5035223D

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

Part no. 191906383C

Audi VW Volkswagen Seat Relay Unit Module 4 Pins 191906383C

€23.95

Free delivery - Wed, Nov 05

If paid before 14:00

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Showing 397-495 of 1339 products

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 .

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