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. 9171217
BMW E93 ECU Body Control Module H1 PL2 JBBFE Junction Box 9171217
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Part no. 8512500
BMW E81 E82 E87 LCI E88 123d N47S 204HP Engine Unit ECU DDE 8512500 Manual
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BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9868383
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BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8642252 Drivelogic
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BMW F12 F13 F20 F21 Alternator Generator 14V 210A N55 Petrol Engine 7591529
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Part no. 7811700-10
BMW E81 E87 E90 E91 120d 320d N47 Engine Control Unit ECU DDE 7811700 Automatic
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Part no. 9132214
BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 65129132214 9132214
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Part no. 8709210-1
Body Control BMW F30 F35 F35 LCI BCM Comfort Module Unit BCM 8709210
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BMW 3 5 X5 Series E46 E39 E53 M57 3.0d DDE 7789376 Engine Control Unit Module
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Part no. 6903094
BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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Part no. 8576341-8
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Unit ECU DDE 8576341 Automatic
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Part no. 7802471-1
Alternator Generator BMW E87 E90 E91 Diesel Engine Electrical Unit 150A 7802471
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Part no. 9264577
BMW 3 E91 ECU Body Control Module Junction Box M PL2RR JBBFE IIIR 9264577
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Part no. 8578945
BMW F20 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Automatic
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Part no. 9196760
BMW E60 LCI E63 CHAMP Business System Controller CD Player 9196760
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Part no. 7806976-6
BMW E70 E71 3.0d M57N2 235HP Engine Control ECU KIT DDE 7806976 CAS3 Key
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Part no. 7811702
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 7811702 Manual
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Part no. 7560955-1
BMW 3 Series E90 320si 173HP DME 7560955 Petrol N45 ECU Kit CAS2 + Key Manual
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Part no. 7811702-6
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU DDE Manual 7811702
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Part no. 6934552
BMW E81 E87 E90 Hands Free Electronics Charging Module MULF 6934552
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Part no. 8610006-1
Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. 9399427-1
Radio Head Unit BMW F20 F21 F22 F30 F31 Basic Media Navigation Headunit 9399427
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Part no. 8519668-4
BMW E90 E91 LCI 320d N47N 184HP Engine Control ECU Kit DDE 8519668 Automatic
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Part no. 7561834-6
BMW X3 E83 2.0i N46 150HP Engine ECU DME 7561834 Manual
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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. 8092797
Engine Wiring BMW F87 M2 F82 F83 M4 S55 Loom Module Harness Cable 8092797
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Part no. 8511372-1
BMW F01 F07 530d 730d N57 Engine Control ECU Kit DDE 8511372 CAS4 Key Automatic
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Part no. 7561834-19
BMW E87 E90 N46 118i 318i 129HP ECU KIT DME 7561834 CAS2 Key Automatic
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Part no. 8625241-4
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8625241 + FEM + Key Automatic
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Part no. 6925897
BMW Z4 E85 Roadster Cabrio Convertible Roof Folding Top Module Unit 6925897
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Part no. 6941634
Headlight Ballast BMW E60 E61 E90 E91 Xenon Adaptive Control Module 6941634
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Part no. 8573257-9
BMW F20 F30 F32 120d 320d 420d Diesel N47N 163HP Engine ECU DDE 8573257 Manual
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Part no. 8506657
BMW X3 F25 Starter Motor Diesel Engine 12V Bosch 8506657
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Part no. 7557809
BMW E87 E90 N45 116i 316i 1.6 Petrol Engine ECU DME 7557809 Manual Transmission
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Part no. 9251488
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM3R 9251488
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Part no. 9293311
BMW F20 F21 F30 F31 Rear Body Control Unit Module REM 9329703
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Part no. 8589145-16
BMW F20 F21 F30 F31 118d 318d B47 150HP Engine Control ECU DDE 8473185 Manual
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Part no. 6957343
BMW 3 5 Series E60 E90 Dashboard Onboard Monitor Display Screen 8.8 CCC 6957343
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Part no. 7616500
BMW E90 E91 E92 N52 N52N Engine Starter Motor Valeo 7616500
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Part no. 6963038
BMW Z4 E85 Body Control Unit Module GM5STAR12 LOW 6963038
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Part no. 5B31359
BMW i4 G26 Fuse Box Front Body Control Module ECU BCM Unit 5B31359
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Part no. 9130563
BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Part no. 9399427
Radio Head BMW F20 F21 F22 F30 F31 Unit Basic Media Navigation Headunit 9399427
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Part no. 9240274-2
BMW E30 E31 F01 F02 F10 F11 Top View Mirror Camera 9240274
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Part no. 9233010
BMW F10 Champ 2 Radio CD Player Head Unit ECU 9233010
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Part no. 4104215
BMW X5 Series E53 PDC Parking Control Module Unit PDC 4104215
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Part no. 9270356
Fuse Box BMW F40 Mini F55 F56 Power Distribution Junction Relay Unit 9270356
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Part no. 9310461
Radio Player BMW F20 F21 F22 F30 F31 CD Bluetooth Head Unit Control 9310461
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Part no. 8639595-6
BMW F30 328i F32 428i N20 245HP Engine Unit ECU Kit DME 8639595 Automatic
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Part no. 9313996
BMW F10 LCI Central Looking Control Module Unit ECU 9313996
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Part no. 6957140
BMW 5 6 Series E60 E63 E64 Body Control Module ECU Control Unit 6957140
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Part no. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
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Part no. 8679840
BMW F80 M3 F82 F83 M4 431HP Engine Unit Module ECU DME 8679840 Dual Clutch
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Part no. 9166075
BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9166075
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Part no. 9268752
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9268752
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Part no. 8574351-2
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 Manual
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Part no. 6994555
Camera Module BMW F10 F20 F12 F87 Reversing Camera Rear View Control 6994555
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Part no. 8375497
BMW E39 Cruise Control Unit Module 8375497
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Part no. 8570676-1
BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
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Part no. 9187539-1
BMW 1 Series E87 ECU Body Control Module H2 Junction Box PL2 JBBFE II 9187539
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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. 8506374-4
BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8506374 CAS3 + Key Automatic
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Part no. 6907646
BMW 7 SERIES E65 E66 E67 Loudspeaker Box Right O/S 6907646
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Part no. 6933988
BMW Z4 Series E85 Sensor B-Pillar Airbag Right O/S 6933988
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Part no. 8627124
BMW X1 F48 Mini F55 F56 B37 B47 Engine Alternator Generator Denso 150A 8627124
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Part no. 8699973
BMW F80 M3 F82 M4 S55 450 HP Engine Control Unit ECU DME 8699973 Dual Clutch
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Part no. 9315682
Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
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Part no. 8711938
BMW X1 F40 F48 Mini F54 F60 USB Bush Dual Double Socket Plug 8711938
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Part no. 7796819-1
Engine Wiring BMW X5 E53 3.0d M57N Loom Cable Harness Injector Module 7796819
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Part no. 7811151
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Automatic
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Part no. 9495910
BMW F45 X1 F48 i3 I01 Airbag Module Control Unit ECU Air Bag 9495910
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Part no. 9287218
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9287218
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Part no. 9197317-1
BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
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Part no. 9151979-1
BMW E60 E90 Dashboard Dash Onboard Display Monitor Screen Display 8.8" CCC
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Part no. 8720302
BMW 1 3 Series F20 F31 LCI Telematics Control Unit Module ATM ECE 4G 8720302
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Part no. 9193753-1
BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753
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Part no. 8571084
BMW F20 F21 F30 LCI Wiring Injector Loom Harness Cable Module B47 Engine 8571084
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Part no. 8610635-1
BMW F20 F30 F32 120i 320i 420i N20 184HP ECU Kit DME 8610635 + Key + FEM Manual
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Part no. 9214243
BMW F10 F11 Battery B+ Engine Compartment Terminal Point 9214243
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Part no. 8578946
BMW F20 F30 F32 120d 320d 420d N47N Engine ECU Kit DDE 8578946 FEM Key Manual
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Part no. 7811702-2
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Manual
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Part no. 9149834
BMW X5 E70 Front Seat Control Unit Module ECU Left Right N/O/S 9149834
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Part no. 9123041-1
BMW E88 E90 E92 Switch Cluster Steering Column Indicator Wiper Stalk
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Part no. 6971958
BMW 3 Series E90 ECU Body Control Module H1 PL2 JBBFE Junction Box 6971958
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Part no. 8490093
BMW G01 G05 G20 G22 G30 G32 B57P Diesel Engine Starter Motor 8490093
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Part no. 9290989
BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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Part no. 6986980
BMW Z4 Series E85 Cable Loom Driver's Door Wiring Harness 6986980 6986976
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Part no. 9151341
Battery Cable BMW F12 F13 Underfloor Positive Plus Lead Wiring Harness 9151341
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Part no. 8518269-8
BMW E90 E91 LCI N47N 320d 184HP ECU Engine Control Unit DDE 8518269 Automatic
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Part no. 9224592-3
BMW E84 Footwell Light Module Control Unit ECU PL2 FRM3R 9224592
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Part no. 6946384
BMW 5 Series E60 E61 Airbag ECU Control Unit Gateway Module
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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. 9133144
BMW 5 Series E61 Body Gateway Module KGM LOW LEAR 9133144
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Part no. 9361150
Wiring BMW X5 F15 M Sport Rear Park Assist PDC Wiring Harness Loom 9361150
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Part no. 8610635-2
BMW F31 F34 328i N20 245HP Engine Control Unit Module ECU DME 8610635 Automatic
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Part no. 6981569
BMW E90 E91 E92 CCC Navi DVD System Controller 6981569
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Part no. 6929101
BMW 6 Series E63 E64 Front Central Bass Subwoofer Speaker HiFi 6929101
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Part no. 7521137-2
BMW X3 E83 E46 E60 E61 E65 Alternator Generator 150A 7521137
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Part no. 7553166-2
BMW E60 E90 330i 530i N52 258HP ECU Kit DME 7553166 + 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 .