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.

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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Audi A8 D4 4H Rear View Reverse Parking Camera Module Control Unit 4S0907441B

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Audi A3 S3 8P Radio Media GPS Sat Audi Navigation Plus Unit 8P0035192H

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Bluetooth Interface Audi TT 8J A3 8P Multimedia Steuergerät ECU 8P0862335K

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Audi S3 8Y DNFB HV Battery Negative Terminal Cable Wire 2.0 TFSI 5WA915181C

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Audi S5 8T Body Comfort Control BCM Supply Module Unit ECU 8K0907063C

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Audi A5 8T Crash Impact Sensor Unit Module Air Unit 8K0955557B

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Door Module Audi A3 8V VW Golf 7 Seat Leon 3 Front Right O/S 5Q0959592D

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Audi S3 8V 2.0 TFSI 300HP DNUE Quattro Engine Module ECU 06K907425J Automatic

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Audi A5 8T 2.0 CNCD Petrol Starter Motor 06H911024B

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Audi A1 8X Central Gateway Control Unit Module Relay Supply ECU 8X0907063R

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Volkswagen Audi Skoda Windscreen Rain Sensor Control Unit 81A955559A

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Audi A3 8P Volkswagen Touran Mk1 Skoda Yeti Engine Fuse Box 2.0 TDI 1K0937125D

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Audi A4 B9 Door Module Rear Left Right N/O/S Control Unit Module ECU 4M0959795N

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Audi A4 B9 Camera Control Module Unit ECU 8W0907428C

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Audi A6 C8 Adapter Cable Wiring Loom Crash Sensor 4K0971677

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Audi A6 C6 Safety Ultra Sonic Alarm Movement Detector Module Unit 4F0910177

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Audi A4 B9 Body Gateway Module ECU Control Unit 8W0907468C

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Audi A4 8K 2.0 TDI Diesel Engine Alternator Generator 04L903017E

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Audi A4 B6 B7 A1 8X 1.9 TDI 2.0 TDI Engine Alternator Generator 06F903023FX

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Audi A1 8X Air Module Control Sensor SRS System ECU Unit 8XA959655

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Audi Q7 4L Door Control Unit Module ECU Front Right O/S 4L0907290A

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Audi Q7 4L Power Distribution Box Control Unit Plus Housing Cover 7L0937401B

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Audi TT 8J Coupe Roadster Ultrasonic Sound Control Module ECU Unit 8J0035223E

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Audi S5 F5 Blind Spot Radar Distance Control Module Right O/S Master 4M0907566D

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Audi A4 B8 Bluetooth Multimedia Interface Control Module Unit ECU 8T0862335B

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Audi A4 B8 2.0 TDI 143HP CAGA Diesel Engine Control Unit ECU Kit 03L906022JM

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Audi A3 8P 1.9 TDI BLS 105HP Engine Control Module Unit ECU 03G906056S Manual

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Audi Q2 GA Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 80A971104A

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BCM Module Audi Q7 4L A6 C7 A8 4H Body Control Unit ECU 4L0919475A

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Audi TT FV 2.0 TFSI CHHC HV Battery Power Central Distribution Point 8S0915459A

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Audi TT 8J 2.0 TFSI BWA 200HP Engine Module Control Unit ECU Set 8J0907115

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Audi TT FV A/C Air Condition Climate Control Module Unit ECU 8S0820043

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Audi TT 8N 1.8T AUQ 180HP Petrol Engine Control Unit ECU 8N0906018CN Automatic

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Audi A4 B8 Headlight Range Module Control Unit ECU 8K0907357B

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Audi A4 B7 Servotronic Steering Control Unit Module 8E0907307D

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Audi A4 B7 Body Control Module BCM Comfort Control Unit Power Supply 8E0907279N

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Audi A4 B9 Engine Starter Motor Actuator Starter 04L911021B

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Audi A3 8P Gateway Interface Onboard Supply Control Module Unit ECU 8P0907279P

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Audi A3 8V MMI Multimedia Interface Head Unit GPS Sat Nav Module 8V0035036C

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Audi A4 B8 PDC Assistance Parking Distance Control Module Unit ECU 8K0919475J

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Audi A4 B9 MMI Multimedia Sat Nav Navigation Control Head Unit 8W2035043E

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Audi Q2 GA Wireless Charger Centre Console Phone Charging Module Unit 4N0035502B

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Audi Q3 8U Multimedia MMI Radio CD Sat Nav Head Unit Module ECU 8U0035192E

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Audi A4 B8 Front Bumper PDC Wiring Park Assist Sensor Harness 8K0971095E

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Audi A3 8P Cable Door Harness Wiring Loom Passenger Front Left N/S 8P4971030K

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