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. 6780456-3
BMW 5 6 Series E60 E61 E63 E64 Steering Wheel Airbag Wiring Loom Cable Plug
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BMW E60 E81 E82 E87 E90 E91 E92 ECU Key Reading Module Control Unit CAS3 9147220
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BMW E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 9215952
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BMW 1 3 Series E81 E90 120i 320i N43 Engine Wiring Loom Harness 7570534 7570540
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BMW E60 E61 E63 E65 PDC Parking Control Module Unit ECU 9145158
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Part no. 9166708-1
BMW E92 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. A2049017801
Mercedes W204 W212 Windscreen Rain Sensor Control Unit A2049017801
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Part no. A6519060026
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine DENSO A6519060026
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Part no. 8364931-1
Alpine CHM-S630 CD Changer Multichanger 6-disc Magazine Cartridge
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Part no. Alpine CHM-S630
Alpine CHM-S630 6-disc Compact CD Changer Multichanger Digital Audio
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Part no. 6943157
BMW Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6943157
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Part no. 6762235
BMW X3 X5 E53 E60 E61 E65 E83 Power Steering Speed Sensor 6762235
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Part no. 6956586
BMW 1 Series E87 Footwell Light Module ECU Control Unit NSW PL2 FRMFA 6956586
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Part no. 2687921
BMW 5 X3 Series E39 E60 E61 E83 PDC Ultrasonic Parking Sensor Black 4687921
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Part no. 7605060
BMW F20 F21 F30 LCI DENSO 170A Alternator Generator 7605060
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Part no. 9264926
BMW E88 E93 Rollover Control Controller Module Unit Convertible Cabrio 9180627
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Part no. 9166708-3
Footwell Module BMW E93 Light Control LCM PL2 FRM II 9166708
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Part no. 8570846
BMW F20 F21 F22 F30 F32 LCI B47 Diesel Starter Motor Engine 8570846
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Part no. E90 Wiring Loom Set PDC rear
BMW E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9205962
Radio Professional BMW E81 E87 E90 E91 E92 Autoradio CD Player 9205962
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Part no. 9287535
CAS3 Module BMW E60 E87 E90 E91 E92 Key Reading Control Unit 9287535
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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. 9176882
BMW E87 LCI Body Control Module Junction Box Electronics H2 9176882
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Part no. 7567107
BMW Mini Cooper S R55 R56 Engine Wiring Loom Harness Injection Valve Ignition
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Part no. 7583225-9
BMW E87 LCI E90 N43 116i 118i 320i DME Engine Control Unit 7583225
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Part no. 6960792
Mini Cooper Cabrio R52 Convertible Folding Roof Module ECU 6960792
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Part no. 6989069
BMW X3 X5 E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black 6989069
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Part no. 6905666
BMW E39 E46 Mini Cooper R50 EWS3 Control Unit 3 Immobiliser Module ECU 6905666
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Part no. 7524843
BMW E81 E82 E83 E84 E85 E87 E90 Petrol Denso Starter Motor 7524843
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Part no. 9164352
BMW 3 Series E90 E91 E92 IBS Negative Battery Lead Cable 9164352
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Part no. 6906600-1
BMW Mini Cooper R50 R52 R53 JCW Fuse Box Housing 6906600
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Part no. A0065424218
Mercedes Sprinter W906 Turn Rate Sensor Module Control Unit A0065424218
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Part no. 7180427
Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7180427
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Part no. 9217853
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9217853
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Part no. 9226238
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9226238
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Part no. 9145115
BMW X5 Series E70 Power Distribution Fuse Box Front 9145115 6931690
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Part no. 6941986
BMW X5 E53 X3 E83 Mini R50 Central Lock EWS III Immobilizer Module ECU
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Part no. 7515029
Mini Cooper One R50 R52 Petrol W10 Compact Alternator 105A 7515029
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Part no. 6915886
Air Module Mini R50 R53 Side Control Unit ECU 6915886
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Part no. 6983302
BMW E90 ECU Body Control Module H1 61356983302 6983302
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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. 9322900
BMW F20 F21 F22 F30 F31 Negative Minus Pole IBS Battery Lead Cable 9322900
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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. 8383154
Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152
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Part no. 9117877
BMW F20 F21 F30 F31 F32 F33 Negative Minus Pole IBS Battery Lead Cable 9117877
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Part no. 6938504-1
Positive Battery Lead BMW E90 E91 E92 E93 Battery Wiring Harness Cable 6938504
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Part no. 6934529
BMW X3 X5 Series E53 E83 EWS III Central Locking Immobilizer Module ECU 6934529
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Part no. 7550997
Mini Cooper One R50 R52 Alternator Generator 110A Benzin 7550997 7559223
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Part no. 9119447
Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447
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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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Part no. 6850497
BMW E60 E61 E65 E87 E90 Trailer Towing Control Unit Module AHM 4R 6850497
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Part no. 3454346
Mini Cooper One R55 R56 R58 R60 R61 Airbag ECU Control Module 3454346
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Part no. 8571905
BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 7550469
BMW E60N E61N E81 E87N E88 E90 E91 E92 E93 Alternator 7550469
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Part no. 9147195
BMW E60 E81 E87 E90 E91 CAS 3 Control Unit ECU Key Reading Module CAS3 9147195
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Part no. 9130879
BMW E81 E87 Battery Cable Plus Pole Positive Wire SBK 9130879 6988975
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Part no. 6774040
BMW X3 E53 E60 E61 E64 E65 X5 E83 Power Steering Speed Sensor 6774040
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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. 6982115
Mini R52 Cabrio Body Control Unit Basic Module BCM 6982115
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Part no. 6911838
BMW 5 X3 X5 Series E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black
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Part no. 3452092
Mini Cooper One R56 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092
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Part no. 9177199
BMW E81 E82 E87 E88 E89 E90 E91 E92 Radio Professional CD 9177199
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Part no. 9166707
BMW E87 LCI Light Module NSW LCM Footwell Module PL2 FRM II 9166707
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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. 9199850
BMW F11 Touring F23 Cabrio DAB Radio Antenna Amplifier Booster Unit 9199850
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Part no. 6943834
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 3450824
Mini Cooper One R56 High SPEG Fuse Distribution Box H1 3450824
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Part no. 9166711
BMW E90 Light Control Module ECU LCM NSW Footwell PL2FRMFA 9166711
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Part no. 6934846-1
BMW 3 Series E91 E91N LCI Antenna Amplifier Diversity Unit 868 MHZ 6934846
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Part no. 3450979
Mini R56 Footwell Light Module High ECU Lear PL3 FRM II 3450979
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Part no. 6906624
BMW E87 E90 E91 Power Distribution Fuse Box Front 6906624
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Part no. 9147226
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147226
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Part no. 7798006
BMW E60 E61 E87 LCI E81 E82 X1 E84 E90 E91 N47 Diesel Starter Motor 7798006
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Part no. 7796892
BMW E60 E61 X3 E83 X5 E70 X6 E71 Starter Motor Diesel 7796892
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Part no. 3453743
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3453743
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Part no. 1489994
Mini R50 R52 Starter Motor Engine W10 0,9KW Bosch Actuator 1489994
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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. 9215952
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS
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Part no. 7169960
BMW E60 E63 E87 E90 Control Unit Sensor Fuel Pump ECU 7169960
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Part no. 6923270
MINI Cooper One R50 R53 Control Unit For Radio Remote Control 433MHZ 6923270
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Part no. 6801102
Mini Cooper One R50 R52 R53 Front Loudspeaker Speaker 6801102
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Part no. 7510738
Mini Cooper One R50 R52 R53 Ignition Coil Pack and Leads Set 2122435
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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. 7209286
BMW E60 E61 E81 E87 E90 Control Unit For Fuel Pump ECU 7209286
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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 .