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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Part no. 3455539
Radio Boost CD Mini R55 R56 R57 Audio Player Head Unit 3455539
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BMW E60 E61 E63 E64 E65 E66 E67 Rain And Light Sensor 9120309
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BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608 8578609
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Rear View Camera Module Mercedes W205 W222 W253 Control Unit A2229005613
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BMW X5 E53 X3 E83 Four Wheel Drive Transfer Box Control Unit Module 7550891
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BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module
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BMW E87 E90 E91 Power Distribution Fuse Box Front 6906613
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On Board Monitor BMW E60 E63 E90 Dashboard Display Screen 8.8" 9114362
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BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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Bowden Cable Mercedes W639 Rear Sliding Door Exterior Handle Wire A6397601704
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BMW F20 F21 F30 F31 F32 F33 Negative Minus Pole IBS Battery Lead Cable 9117877
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BMW X5 E46 E53 Side Air Module Control Unit ECU 6912755 6962530
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BMW Series E81 E87 E90 E91 Power Distribution Fuse Box Front 9119445
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Part no. 9215952-1
BMW E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 9215952
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Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447
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Part no. 7555926
BMW E81 E90 E91 E60 LCI Petrol Alternator Generator 180A 7550968
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Part no. 7633242
BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242
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Part no. 9164355
Battery Cable BMW E81 X1 E84 E87 Lead Negative 9123571
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Part no. 9177209
Radio Business CD BMW E81 E82 X1 E84 E87 E89 E90 E91 E92 Radio 9177209
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Part no. 6906621
BMW E87 E90 E91 E92 E93 Power Distribution Fuse Box Front
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Part no. 9281517
BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9281517
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BMW E60 E87 LCI E90 Hands-free Bluetooth High Basis MULF2 9207360
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Part no. 9123290
BMW E81 E87 E90 MULF Hands Free Electronics Control Module 9123290
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Part no. 9292248
BMW F30 F31 F32 F33 Central Information Screen Display 8,8" 9292248
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Part no. 7608804
BMW 1 3 Series F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7608804
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Part no. 6778966
BMW X5 E70 Air Suspension Supply Control Unit Module ECU 6778966
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Part no. 9177209-1
Radio Business CD BMW E81 E82 X1 E84 E87 E90 E91 E92 Audio Player 9177209
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Part no. A9069006303
Mercedes W906 Fuse Box Control Unit Module ZGS Temic A9069006303
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Part no. 9134281
BMW X5 E70 Aerial Antenna Amplifier Diversity 9193847 9134281
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Part no. 6982115
Mini R52 Cabrio Body Control Unit Basic Module BCM 6982115
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Part no. 6936649-1
BMW E81 E82 E84 E87 E88 E90 E91 E92 Power Distribution Box 6936649
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Part no. 8K0959651
Audi A5 8T A4 B8 Crash Impact Sensor Control Unit 8K0959651
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Part no. 6937223
BMW E60 E61 E65 X5 E70 X6 E71 Control Unit Xenon Light 5DV 009 000-00
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Part no. 9221180
BMW 1 3 5 7 Series E60 E61 E65 E81 E87 E90 Trailer Towing Control Module AHM 4R
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Part no. 3454818
BMW Mini Cooper R57 R57N LCI Cabrio Convertible Top Module Roof 3454818
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Part no. 6906626
Mini R50 R52 R53 Fuse Box Housing Electrical Power Distribution Box 6906626
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Part no. 6936655
BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6936655
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Part no. 6956165
Mini Cooper R50 R52 R53 Front Loudspeaker Loud Speaker 6956165 9143271
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Part no. 9211969-1
BMW E60 E61 E90 E91 LCI Display Screen 8.8" Monitor Sat Nav 9211969
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Part no. 9150109
BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109
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Part no. 9164352-1
BMW E90 E91 E92 IBS Negative Minus Battery Lead Cable Wire 9164352
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Part no. 1K0951605C
VW Volkswagen Golf Audi Seat Alarm System Siren Anti-Theft Signal 1K0951605C
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Part no. 9200822
BMW E60 E81 E90 E91 Hands-Free Bluetooth Module High MULF2 9200822
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Part no. 6774206
Active Cruise Control BMW E90 E91 E92 LCI Longitudinal Dynamic Module 6774206
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Part no. 7964087
BMW 5 Series E60 E61 PDC Parking Sensor Front Carbonschwarz Black 6989071
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Part no. 9226711
BMW E60 E87 E90 E91 Hands Free Electronics Charging MULF2 Module 9226711
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Part no. 6922801
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6922801
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Part no. 9231928
Radio Professional BMW E81 E82 E87 E88 E90 E91 E92 E93 Autoradio CD 9231928
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Part no. 9229241
BMW E81 E87 E90 E91 LCI E92 E93 Autoradio CD Radio Business 9229241
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Part no. 7532964
BMW E46 E85 E87 E90 Petrol Alternator Generator BOSCH 110A 7532964
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Part no. 9185139
BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9185139
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Part no. 7567119
Ignition Wiring Harness Mini Cooper One R55 R56 R57 Injection Valve 7567119
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Part no. 9187108
BMW E81 E82 E87 E88 E89 E90 E91 E92 Radio Professional Autoradio CD 9187108
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Part no. 6928366
PDC Wiring BMW E60 E61 Rear Bumper Loom Cables Set 6928366
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Part no. 9257160
Bluetooth Combox BMW E81 E87 E90 E91 LCI Telematics Module 9257160
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Part no. 7276383
Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7276383
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Part no. 6906624
BMW E87 E90 E91 Power Distribution Fuse Box Front 6906624
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Part no. 6982114
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6982114
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Part no. 6987998-1
BMW E90 Light Module ECU LCM Footwell Module PL2FRMFA 6987998
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Part no. 7614585
Power Supply Module BMW F20 F21 F30 F31 i3 I01 Integrated Relay 7614585
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Part no. 7616200
Battery Cable BMW E90 E91 E92 E93 Wiring Negative Minus Pole IBS 7616200
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BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
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Flap System Motor BMW E81 E82 E87 LCI E88 Top Active Cooling Flap Unit 6938297
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BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9253082
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Part no. 6929760-1
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
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Part no. 9110882
Switch Cluster BMW E82 E88 E90 LCi Cruise Control Stalk Unit 9110882
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Part no. 7575650
MINI Cooper One R55 R56 R57 R57 R58 LCI Alternator Generator Petrol 7575650
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Part no. 7802261
BMW E60 E61 E81 E87 E90 Alternator Generator Valeo 180A N47 7802261
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Part no. 9130879
BMW 1 Series E81 E87 Battery Cable Plus Pole Positive Wire SBK 9130879 6988975
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Part no. 9110887
BMW E90 E92 E93 Switch Cluster Steering Column Cruise Control 9110887
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Telemetics Control Unit BMW E61 E65 E70 Bluetooth Control Unit Module 9149615
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PDC Module BMW E81 E82 E87 E90 E91 E92 Parking Distance Control Unit 9225824
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Part no. A1669003407
Mercedes W176 W204 Digital Audio DAB Receiver Control Unit Module A1669003407
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BMW F07 F10 F11 Alternator Generator 220A Valeo N47N Diesel Engine 8507625
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Part no. 8509023
BMW E90 E91 E92 E93 LCI X1 E84 X3 F25 Alternator Generator 180A N47N 8507624
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Parking Control Module Unit PDC
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Part no. 9123041
Steering Switch Cluster BMW E88 E90 E92 Column Indicator Wiper Stalk 9123041
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Part no. 6797326
Mini Cooper One R55 R56 R57 LCI R58 R59 R60 R61 Speed Sensor 6797326
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Part no. 9264943
BMW F20 F21 F30 LCI Sound Speaker Mid Range Stereo HiFi 9264943
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Part no. 9164346
Mini Cooper E60 E70 E93 R55 R56 R60 IBS Negative Battery Lead
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Part no. 6988303
BMW F20 F30 E60 E65 X5 E70 X6 E71 E84 Air Wiring Sensor Quality AUC 6988303
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Part no. 6850497
BMW E60 E61 E65 E87 E90 Trailer Towing Control Unit Module AHM 4R 6850497
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Part no. 7603567
BMW E60 E93 Mini Cooper R55 R56 R60 Minus Lead IBS Negative Battery 7603567
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Part no. A0009822023
Mercedes W204 W212 W221 Battery Relay Module Unit A0009822023
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Part no. 6942912
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box Fuse Box 6942912
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Part no. 9119444
BMW E81 E87 LCI E90 E91 E92 Front Fuse Box Power Distribution 9119444
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Part no. 8384505
BMW E46 E60 E61 E63 E64 Windscreen Wipers Relay Brown 8384505
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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 .