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. 7540992-1
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A C543294A
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Parking Sensor PDC BMW X5 E53 Front Cover Control Primed 8408383
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BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness Cables Set 3453809
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BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 6317177
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BMW E87 LCI Footwell Light Control Unit Module ECU Lear FRM3R PL2 9249080
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Part no. 7823422-2
£BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU Control Kit DDE 7823422 CAS3 Keys
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Part no. 7811999-2
BMW X3 E83 LCI 2.0d N47 177HP Diesel ECU Kit DDE 7811999 + EWS4 + Key Manual
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Part no. 8512499-5
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
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BMW E46 M3 Z4 E85 M3.2 Engine Starter Motor Valeo 7834214
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BMW E81 E87 LCI 116i 2.0 Engine Petrol N43 ECU Kit DME 7599881 CAS3 Key Manual
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Part no. 9269956
BMW X1 Series E84 Cable Loom Door Passenger Side Wiring Harness 9269948
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Control Unit Box BMW F20 F21 F22 F30 F31 Cover Panel Protection 8509722
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Part no. 6956505-1
BMW 5 6 Series E60 E61 E63 E64 1 Power Distribution Fuse Relay Box Rear 6956505
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Part no. 9259425-2
Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425
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Part no. 8570673
BMW F07 F10 Alternator Generator 221A Valeo N57N N57Z Diesel Engine 8570672
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Part no. 7577968-2
BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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Part no. 8510829-6
BMW E90 E91 LCI N47N 320d 184HP Engine Control Unit ECU DDE 8510829 Automatic
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Part no. 8376445
BMW X3 X5 E53 E83 E46 E39 LCI Switch Unit Steering Column 8376445
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Part no. 420919275
Rear Bumper PDC Audi A5 Sensor Parking Distance Control 420919275
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Part no. 7521123-1
Starter Motor BMW E60 E81 E87 E90 F20 Bosch 0986021500 7521123
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Part no. 9222861
BMW 1 3 Series E87 E90 LCI CIC Sat NAV Screen Navigation Professional 9222861
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Part no. 6938975-1
CD Changer BMW E60 E61 E63 E64 Compact 6-disc Magazine 6938975
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Part no. 9196020
BMW F22 F23 Active Front Bumper Sensor Pedestrian Protection Unit 9196020
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Part no. 8473167
BMW F30 F31 F32 LCI 330dX N57N Engine Gearbox Module Wiring Cable Loom 8578498
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Part no. 6918780
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
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Part no. 9127895
BMW E88 Convertible Antenna Aerial DAB Rear Trunk Tailgate 9127895
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Part no. 7789980-1
BMW E46 Alternator Generator Diesel Engine M47N M57N 150A Lucas LRA02891
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Part no. 9281688-1
On-Board Screen BMW F30 F31 Central Information Display Monitor 8,8" 9281688
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Part no. 9240528-2
BMW X1 E84 Footwell Xenon Light Control Module Lear FRM3R PL2 9240528
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Part no. 9239323-1
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239323
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Part no. 9241694
Wiring Harness BMW F10 F11 Front Bumper PDC Wiring Loom Cable 9241694
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Part no. 8595284
Engine Wiring BMW F20 F30 LCI 118d 318d 120d 320d B47 Loom Harness Cable 8595284
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Part no. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 9200101
BMW E87 E90 Radio Business CD Player Audio Control Unit E81 E91 9200101
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Part no. 9267421-1
BMW E87 LCI Body Control Module Junction Box ECU PL2RR JBBFE IIIR 9267421
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Part no. 6980130
Module ULF BMW X3 X5 E53 E83 E87 Hands Free Bluetooth Charging 6980130
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Part no. 6945661-1
Navigation Monitor Screen BMW E60 E90 On-board Information Display 6,5" 6945661
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Part no. 9251727
BMW 1 Series F20 F21 Front Bumper PDC Loom Cables Wiring 9251727
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Part no. 7363091
Xenon Headlight Module BMW F22 F23 Control Unit Driver Module 7363091
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Part no. 9263795
Footwell Module BMW E88 Light ECU PL2 FRM3R Lear 9263795
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Part no. 9226347-1
BMW E81 E90 LCI Business System Car Infotaiment CD Player Head Unit CIC 9226347
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Part no. 8572918
BMW 1 Series F20 F21 LCI 116d 116ed B37 Diesel Engine Starter Motor 8572918
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Part no. 8586574
BMW 1 F20 F21 LCI 116d B37 Engine Gearbox Module Wiring Cable Loom 8586574
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Part no. 8573258-2
BMW F20 F30 F31 118d 318d N47N 143HP Engine Control Unit ECU DDE 8573258 Manual
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Part no. 8571905-1
BMW 1 2 3 Series F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 9248298
BMW E88 E93 LCI ECU Control Unit Air Module 9248298
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Part no. 9270646
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270646
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Part no. 6857227
BMW E90 E91 E92 E93 AHK Towing Hitch Tow Bar Control Module Unit ECU 6773731
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Part no. 9267421
BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421
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Part no. 9146651-1
BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9146651
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Part no. 6970675
BMW X5 E70 Front Bumper PDC Wiring Loom Cable Harness 6970675
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Part no. 9240490-1
BMW 5 7 Series F01 F02 F10 F11 Battery Power B+ Distribution Box Rear 9240490
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Part no. 9197317
BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
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Part no. 9214925-1
BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Part no. 9152262-1
BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
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Part no. 8570676
BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
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Part no. 9153782
BMW 3 Series E90 Footwell Light Control Module ECU NSW PL2 FRM II Lear 9153782
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Part no. 9230445-2
BMW 3 Series E92 Footwell Light Control Module Max Brose Lear FRM3R PL2 9230445
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Part no. 7557809-5
BMW E87 E90 N45 116i 316i 116HP Petrol ECU Kit DME 7557809 + CAS 2 + Key Manual
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Part no. 6922652-1
BMW 3 X3 X5 E70 E91 E83 1 Sunroof Sliding Roof Drive Unit Motor Actuator 6922652
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Part no. 9230451-1
BMW X1 E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
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Part no. 9229878-2
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9229878
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Part no. 9205278
BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9205278
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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. 8614302
BMW 1 Series F20 F21 114i N13 Engine Control Unit ECU Module DME 8614302 Manual
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Part no. 7557809-4
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
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Part no. 9119707-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 9119707
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Part no. 9205962-1
BMW 3 Series E90 Radio Professional CD Audio Player Control Unit 9205962
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Part no. 6923970
BMW X5 Series E53 Rear Third Stoplamp Stop Lamp Brake Light White 6923970
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Part no. 3451625
BMW X3 E83 Light Control Unit Module LEAR LM II LWR 3451625
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Part no. 7508292
BMW 3 Series E46 318i Petrol N42 Engine ECU Control Unit DME 7508292 Manual
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Part no. 8506373
BMW X3 Series E83 LCI 1.8d N47 Engine Control Unit ECU Module DDE 8506373 Manual
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Part no. 6922720-1
BMW 3 5 7 X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720 DAMAGE
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Part no. 9176686-1
BMW 3 X3 X5 E46 E53 E83 Mini R50 DVD GPS Navigation System Computer Unit DAMAGE
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Part no. 9337210
BMW 4 F33 F83 M4 Cabrio Front Door Driver's Side Wiring Loom Cables 9337212
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Part no. 6965047-1
BMW E87 E90 M-Audio System Controller Navigation Business 6965047
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Part no. 9197162
BMW 1 Series E81 Footwell ECU Light Control Module LOW PL2 FRM II Lear 9197162
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Part no. 8506375-2
BMW E81 E87 E90 E91 LCI 118d 318d N47 Diesel ECU KIT DDE 8506375 CAS3 + 2 Keys
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Part no. 8379231
BMW 3 5 Series E30 E34 E36 Radio Business RDS Cassette Player 9410692
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Part no. 7787356-1
BMW E46 E60 LCI E83 E87 M47N2 Diesel Starter Motor 7787356
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Part no. 8643642
BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
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Part no. 9197161-1
BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
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Part no. 7806987-3
BMW E60 LCI E90 E91 325d 525d Engine M57N2 197HP ECU Kit DDE 7806987 CAS3 + Key
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Part no. 8362065
BMW 3 Series E46 Drive Window Lifter Motor Rear Right Door O/S 8362065
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Part no. 7794952-2
BMW 5 Series E60 M57 2 Engine Starter Motor 7794952 0986021230
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Part no. 9141682-1
BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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Part no. 2687921-SBG
BMW 5 Series E60 PDC Ultrasonic Parking Sensor Silbergrau Silver Grey A08
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Part no. 7594483-1
BMW 1 Series E82 E88 125i N52N 218HP ECU Kit DME 7594483 CAS3 + Key Automatic
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Part no. 9166708-4
BMW 3 E91 Touring Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. 6941747
BMW 7 Series E65 E66 Antenna Amplifier Diversity Unit Module 6941747
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Part no. 9194064
Board Monitor BMW X5 X6 E70 E71 Sat Nav System Screen 8,8" 9194064
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Part no. 7605031
BMW X5 X6 Series E70 E71 Transfer Box Control Unit Module ECU 7605031
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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. 9286887-1
BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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Part no. 6967184
BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184
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Part no. 7527072-3
BMW Z4 E85 2.5i Engine M54 192HP ECU Kit DME 7527072 + EWS3 + Key Automatic
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Part no. 9204536-2
BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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Part no. 6827065-1
BMW E81 Footwell ECU Light Control Module MAX Kuester FRM3R 6827065
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Part no. 7533651-3
BMW 5 Series E60 520i M54 170HP ECU Kit DME 7533651 + CAS2 + Key Automatic
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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 .