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. 9147212
Key Reading Module BMW E87 E90 E91 ECU Control Unit CAS 3 9147212
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Part no. 8371011
BMW X3 Series E83 Cover Positive B Battery Terminal Point Case 8371011
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Part no. 9128183-2
BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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Part no. 7592080
BMW 3 E90 E91 LCI 325i N53 218HP ECU Engine Control Unit DME 7592080 Automatic
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Part no. 6977722
BMW 1 Series E87 Footwell Light Module ECU Control Unit LOW PL2 FRMFA 6977722
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Part no. 8506375-1
BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU KIT DDE CAS3 Key 8506375
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Part no. 9274569
CIC Professional Unit BMW F01 F10 Sat Nav Infotainment Radio Player Head 9274569
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Part no. 9145349
BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
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Part no. 9172018
BMW E60 E61 E63 E85 Air Module Control Unit Module ECU ACSM 9172018
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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. 9331597
BMW F20 F21 F22 F30 F31 Alpine CD Radio Player Head Control Unit 9331597
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Part no. 6904905
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 6928975
Door Wiring Loom BMW E63 E64 Harness Passengers Side 6928975
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Part no. 9187682
BMW 6 Series E63 E63N LCI Antenna Amplifier Diversity 868 MHZ 9187682
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Part no. 7444684
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7444684
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Part no. 6781406-1
BMW 3 5 6 Series E60 M5 E64 M6 E90 E93 M3 Accelerating Sensor
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Part no. 3449688
BMW X3 E83 LCI Light Control Module Lear LM II LWR 3449688 61353449688
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Part no. 7801711-2
BMW E60 E87 E90 120d 320d 520d M47N2 ECU Control Unit Kit DDE 7801711 CAS2 Key
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Part no. 9187544
BMW E91 LCI ECU Body Control Module H4 PL2 JBBFE Junction Box 9187544
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Part no. 9290989
BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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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. 9248179
BMW E81 E87 E90 E91 LCI Combox Telematics Module 9248179
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Part no. 6906621-2
Fuse Box BMW E87 E90 E91 E92 E93 Power Distribution Front Control Unit 6906621
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Part no. 9230454
BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9230454
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Part no. 6763811
BMW 1 3 5 6 Series E60 E81 E87 E90 E91 LCI Fuel Pump Control Unit ECU 6763811
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Part no. 8510829-5
BMW E90 E91 LCI N47N 320d ECU KIT DDE 8510829 CAS3 + Key Manual
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Part no. 6934837
BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit Module 6934837
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Part no. 6985363
BMW E60 E61 E63 E64 Body Gateway Module 61356985363 6985363
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Part no. 9343766
BMW 3 4 Series F30 F31 F32 Top Hifi Audio Sound Amplifier Harman Kardon 9343766
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Part no. rhd-7536691
BMW 5 6 7 X5 Series E53 E60 E61 E65 E70 Petrol N62 Engine Starter Motor 7536691
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Part no. 9293279
BMW F20 F21 F30 F31 F34 GT Rain Sensor Front Windscreen Light Unit 9293279
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Part no. rhd-6925937
BMW 5 E60 E61 Front Left Door Wiring Loom Harness Passenger Side 6926479
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Part no. 9117559
BMW 5 Series E60 E61 CCC CD Professional Navigation System Controller 9117559
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Part no. 9166711-1
BMW E91 Footwell Light Control Module ECU NSW PL2 FRM II 9166711
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Part no. 7552176-1
BMW 1 3 Series E87 E90 E91 120i 320i N46 ECU KIT DME 7552176 CAS2 + Key Manual
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Part no. 9262753
BMW F30 F31 F80 M3 Dashboard Central Information Display Screen 6,5" 9262753
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Part no. 9143156
BMW E90 LCI Amplifier Hifi Speaker System Control Unit Module 9143156 6960925
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Part no. 9302356
Battery Cable BMW F10 F11 X3 F25 Lead Negative IBS Wiring 9302356
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Part no. 9197161
BMW 1 Series E82 ECU Footwell Light Module Control Unit PL2 FRMFA 9197161
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Part no. 6962671
BMW 1 3 SERIES E82 E88 E90 LCi Switch Cluster Cruise control Stalk Unit 6962671
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Part no. 6970894
BMW 7 Series E65 E66 E67 Sensor B-Pillar Airbag Right O/S 6970894
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Part no. 6901469-2
3X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. 9281517
BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9281517
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Part no. 6945075
BMW 3 Series E91 E91N LCI Bracket Holder CD Changer Radio Player 6945075
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Part no. 6942677
BMW E60 E61 E63 E65 PDC Parking Control Module Unit ECU 6942677
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Part no. 9154944
BMW E60 LCI Light Control Module Unit Controller Lear LME6X AHL 9154944
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Part no. 9381305
Radio Professional BMW F20 F21 F30 F31 CD Player DAB Bluetooth 9381305
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Part no. 6971370
BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Part no. 6948335
BMW 1 X1 Series E81 E84 E87 RR1 Battery Lead Cable Negative IBS 6948335
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Part no. 7552176-10
BMW E87 E90 120i 320i N46 150HP ECU Kit DME 7552176 CAS2 + Key Manual
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Part no. RHD-6974666
BMW E84 E90 E91 Instrument Cluster Speedo Clocks Automatic 6974666
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Part no. 9321016
On-Board Screen BMW F10 F11 LCI Central Information Display 10,25" 9321016
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Part no. 9192641
BMW 5 Series E60 LCI Light Module Control Unit ECU Lear LM II E6X LWR 9192641
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Part no. 9326010
Radio Player BMW F20 F21 F30 F31 CD DAB Bluetooth Head Unit Audio Player 9326010
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Part no. 9145022
BMW E60 E61 E63 E64 Body Gateway Module KGM LOW
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Part no. 9144776
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9144776
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Part no. 9170721-1
Navigation System BMW E90 E91 E92 Professional CCC Sat Nav Controller 9170721
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Part no. 7457871
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
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Part no. 9348728
BMW F22 F30 LCI Control Unit Airbag ECU NO CRASH DATA 9348728
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Part no. 8588946-1
BMW X3 F25 20dX 190HP B47 Engine Control Unit Module ECU DDE 8588946 Automatic
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Part no. 6985500
PDC Module BMW X5 E53 X3 E83 Parking Control Unit 6985500
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Part no. 9138430
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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Part no. 6929347-1
BMW 1 3 SERIES E82 E90 E92 Roof Antenna Aerial Shark Fin GPS Radio TeL 1682646
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Part no. 6977759
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6977759
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Part no. 6923215
BMW E46 Inclination Indicator Alarm Tilt Sensor Module 6923215
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Part no. 6989163
BMW 7 Series E65 E66 E67 PDC Parking Ultrasonic Sensor Toledoblau 6989163
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Part no. 9289118
BMW E81 E87 E90 E91 E92 LCI Radio CD Professional DAB Unit 9289118
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Part no. 9235506
Bracket Harman Kardon BMW F30 F31 Amplifier Holder Mount Unit Module 9235506
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Part no. 6862244
BMW Z4 E89 Roadster Control Unit EMF Rear Wheel Brake Module 6794260
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Part no. 7363091
Xenon Headlight Module BMW F22 F23 Control Unit Driver Module 7363091
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Part no. 8512499
Engine Control Unit BMW E81 E87 E90 E91 LCI N47 Diesel ECU DDE 8512499
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Part no. 9298958
Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958
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Part no. 9264568
BMW E92 LCI Body Control Module Unit PL2RR JBBFE IIIR L1 9264568
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Part no. 7579142-13
BMW 1 3 Series E87 LCI E90 120i 320i Petrol ECU Kit N43 DME 7579142 CAS3 Key
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Part no. 9362848
BMW 1 3 Series F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module
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Part no. 5A12D42
Charging Module BMW i3 I01 Rex Hybrid Comfort Battery Control Unit KLE 5A12D42
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Part no. 7801712-2
BMW 3 5 Series E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7801712 CAS2 Key
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Part no. 7601799
Earth Ground Cable BMW X3 F25 Battery Cable Engine Wiring 7601799
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Part no. 6949628
BMW 5 7 Series E60 E65 E66 Sunroof Sliding Roof Window Drive Unit Motor
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Part no. 8734740
BMW X1 F48 F45 G30 Telematics Module Bluetooth Telephone Control Unit 8734740
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Part no. 6928366-1
BMW 5 Series E60 E61 Rear Bumper PDC Wiring Loom Cables Set 6928366
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Part no. rhd-7796846
BMW 5 Series E60 E61 LCI 525d M57N2 Engine Wiring Loom Harness DDE Automatic
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Part no. 9151978
BMW E60 E63 E64 E90 LCI Dashboard Dash Onboard Display Monitor Screen 8.8" CCC
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Part no. 9317174
BMW F30 REM Rear Electronic Module Fuse Box Control Unit V2 9317174
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Part no. 7801712
BMW E60 E61 E90 E91 330d 530d M57N2 Engine DDE Control Unit 7801712 Automatic
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Part no. 8506281-1
BMW E87 E90 LCI 116d 316d Diesel N47 ECU KIT Engine DDE 8506281 CAS3 Key Manual
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Part no. 9352864
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9352864
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Part no. 9213187
Body Control Unit BMW F01 F10 F11 F12 Module ZGW-01 High Central Gateway 9213187
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Part no. 6987999-1
Light Module BMW E90 Control ECU Unit ECU PL2 FRMFA Lear 6987999
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Part no. 9866982
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 9866982
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Part no. 9128183-3
BMW E90 Light Control Module ECU Unit PL2 FRMFA Lear 9128183
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Part no. 7799856-2
BMW E60 E61 E90 E91 330d 530d M57N2 231HP Engine ECU KIT DDE 7799856 CAS2 + Key
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Part no. 7595179-1
BMW E81 E87 LCI E90 N43 120i 320i 1.6 Petrol ECU Kit DME 7595179 CAS3 Key
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Part no. 6975686
BMW E60 E61 E63 Control Unit Gateway Module ECU 6975686
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Part no. 6940422
BMW E60 E61 Front Seat Occupancy Sensor Mat 6940422
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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. 9249083
BMW E91 LCI Footwell Light Control Module LCM LED Basis 9249083
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Part no. 7490465-1
BMW F10 F20 F30 F31 Mini F55 F56 Front Heated Seat Control Module ECU 7490465
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Part no. 9247472-1
BMW E91N LCI ECU Body Control Module Junction Box H2 9247472
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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 .