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. 7837231-1
BMW 5 Series E60 M5 E63 M6 S85 Engine Control Unit ECU DME Unit 7837231 5WK9359
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BMW F10 F11 520d Diesel N47N 184HP Engine ECU Control Unit DDE 8510137 Automatic
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BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU KIT DDE 7810980 CAS3 + Keys
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Seat Module BMW E60 E61 E65 E66 Front Seat Control Unit Module ECU 6927312
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BMW E90 E92 320d N47 177HP ECU KIT DDE CAS3 + Key 7811700 Manual
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BMW E39 E46 E60 E65 X3 E83 M54 Petrol Starter Motor 7515392
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BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452223
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BMW 3 Series E90 E91 LCI N47N 320d 184HP ECU KIT DDE CAS 3 Key 8512291 Manual
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BMW F30 F31 320iX N20 184HP Engine Control Unit ECU DME 8606777 Automatic
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BMW X3 E83 X5 E53 E38 E39 E46 EWS 3 Central Lock Immobilizer Module ECU 8382453
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Head Unit BMW F20 F30 LCI F36 CD Player DAB Radio Sat Nav Navigation 6825837
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Part no. 6968041
BMW X5 E53 Navigation System Sat Navi TV Video IBUS Module Unit 6968041
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BMW E38 Headlight Light Check Module Control Unit ECU Lear LCM II 8372875
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Part no. 6933666
BMW 7 Series E65 E66 E67 Antenna Amplifier Diversity 6933666
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Part no. 6930771
BMW 3 Series E46 Saloon Rear Bumper PDC Cables Wiring Loom Set 8374309
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Part no. 9294309-1
BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9294309
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Part no. 7616200-1
Negative Battery Cable BMW E90 E91 E92 E93 Minus Pole IBS 7616200
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Part no. 9151864-1
HiFi Speaker BMW X5 E70 X6 E71 X3 E83 Top HiFi Sound Unit Door Card 6949734
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Part no. 7841704
BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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Part no. 9261596
BMW 1 3 F20 F21 F30 PDC Ultrasonic Parking Sensor PDC Front Valencia Orange B44
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Part no. 8517862-8
BMW F10 F11 520d ed N47N 184HP Engine ECU Kit DDE 8517862 Key CAS4 Manual
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Part no. 6925449
BMW 5 7 Series E38 E39 E65 Navigation Sat Nav System DVD Player Japan 6925449
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Part no. 8631656
BMW F20 F21 F30 LCI M140i 340i Wiring Harness Motor Sensor System Module 8631656
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Part no. 7559178-6
BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Part no. 9114362-1
BMW 3 5 6 E60 E63 E90 Dashboard Onboard Monitor Display Screen 8.8
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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. 8387568-1
BMW E65 Battery B Engine Compartment Terminal Point Cover 8387568
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Part no. 6916097-1
BMW 7 X5 Series E53 E65 Bulb Parking Light Headlight Front Lighting Cover
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Part no. 6925818
BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Diversity 315MHZ 6925818
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Part no. 9221719-1
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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Part no. 7533270-2
BMW E90 E81 E87 E85 Alternator Generator 150A N45 N46 Petrol Engine 7533270
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Part no. 8639582-1
BMW F30 335i F32 F33 435i N55 306HP Engine Control Unit ECU 8639582 Automatic
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Part no. 9205518
BMW 3 Series E90 E91 LCI Positive Battery Lead Distribution Box Cable 9205518
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Part no. 7561834-5
BMW E87 E90 118i 318i N46 Engine ECU KIT DME 7561834 CAS2 Keys Manual
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Part no. 8574351-4
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Part no. 9278358
BMW F20 F21 F22 F87 Windscreen Camera Front Window KaFAS Camera 9278358
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Part no. 9130157
BMW X6 Series E71 Aerial Antenna Amplifier Diversity 868 MHZ 9130157
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Part no. 9172020
BMW E64 Convertible Airbag Module Sensor ECU Air Bag Unit 9172020
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Part no. 8587952
BMW F20 F21 F30 LCI 120d 320d B47 Diesel ECU Engine Unit DDE 8587952 Automatic
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Part no. 9350332
Head Unit BMW F30 F31 F32 X3 F25 Navigation Sat Nav Basic Media Player 9350332
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Part no. 9197162-1
BMW E88 Footwell ECU Xenon Light Control Module PL2 FRM II Lear 9197162
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Part no. 7521122-1
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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Part no. 9226325-1
BMW E92 ECU Body Control Module L1 PL2RR JBBFE IIIR Junction Box 9226325
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Part no. 7795844-1
BMW 1 3 Series E87 E90 E91 118d 318d M47N2 ECU Engine DDE 7795844 Control Unit
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Part no. 8510221-8
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 9118823
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 9118823
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Part no. 8379056
BMW 3 Series E36 Cable Harness Door Rear Right O/S Wiring Loom 8379056
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Part no. 2240952
BMW E60 E61 MINI R50 Rear Bumper PDC Ultrasonic Sensor Hyper Blue
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Part no. 8602994
BMW 1 X1 X2 Series F39 F40 F48 Mini Cooper One F55 F56 Earth Cable Wire 8602994
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Part no. 9262361
BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9262361
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Part no. 8715804
BMW GT G32 ECU Body Domain Controller BDC Comfort Unit Module 8715804
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Part no. 7800131-2
BMW X5 Series E53 3.0d M57N 218HP ECU Kit DDE 7800131 EWS3 + Key Automatic
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Part no. 9278356
Mini Cooper R57 Wiring Loom Harness Rear Trunk Lid 9278356
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Part no. 6943759
BMW 1 Series E87 ECU Key Reading Module Control Unit CAS 2 61356943759 6943759
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Part no. 9868386
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9868386
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Part no. 8379279
BMW E38 Radio Business RDS Cassette Audio Player Head Unit 8379279
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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. 6929324-1
BMW 5 Series E60 1 Positive Battery Cable Plus Pole Lead 61126929324 6929324
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Part no. 7811700-4
BMW E81 E87 LCI E90 120d 320d N47 177HP ECU KIT DDE 7811700 CAS3 Keys Automatic
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Part no. 1165905
BMW X5 Z3 Series E36 E53 DSC Hydraulic Pump Compressor 1165905 1165904
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Part no. 8515900-1
Engine Starter Motor BMW X5 E70 LCI F01 N57 Diesel Starter Actuator 8515900
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Part no. 9146710-1
Autoradio BMW X3 E83 Z4 E85 E86 Radio Business CD Player Control Unit 9146710
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Part no. 6923711
BMW 7 Series E65 Cable Door Rear Left N/S Wiring Harness 6923711 6934038
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Part no. 6824109
BMW 3 F30 LCI 330e B48X Hybrid High Voltage EKMV Wiring Cable Wire 6824109
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Part no. 6970680
IBS Cable BMW E60 Negative Battery Lead Wiring Harness Control Unit 6970680
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Part no. 6938215
BMW 3 Series E90 E91 Front Right O/S Driver Side Door Wire Wiring Loom 6938210
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Part no. 3414878
BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Part no. 7557809-7
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 2 + Keys Manual
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Part no. 8598806-2
BMW X3 F25 20dX Diesel B47 190HP Engine Module ECU Kit DDE 8598806 Key CAS4
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Part no. 7788327-1
BMW E46 E60 E83 E90 E91 Diesel M57N M57N2 Glow Plug Preheating Control Module
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Part no. 9187533-1
BMW E82 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9187533
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Part no. 9271715
BMW F20 F21 F22 F30 F31 Alpine Cd Radio Player Head Unit 9271715
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Part no. 8377656
BMW X5 Series E53 Amplifier Trap Circuit 65258377656 8377656
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Part no. 8588547
Wiring Loom BMW X3 G01 X4 G02 B57 Harnes Diesel Engine Automatic Gearbox 8588547
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Part no. 3415007
BMW X3 Series E83 Boardmonitor Central Information Display Screen 6,5" 3415007
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Part no. 9197127
BMW X3 E83 Z4 E85 E86 Radio Business CD Player Multimedia Unit 9197127
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Part no. 5A0B302
BMW F20 F30 Mini F60 KAFAS 2 Camera Speed Control ECU Module Unit 5A0B302
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Part no. 6927786
BMW X5 Series E53 Amplifier Compensator Holder Catch Bracket 6927786
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Part no. 6933667
BMW 7 Series E65 E66 E67 Antenna Amplifier Diversity 6933667
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Part no. 6963828
BMW 5 6 Series E60 E61 E63 ECU Key Reading Module Control Unit CAS 2 6963828
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Part no. 7304626
Trunk Lid Module BMW X5 E70 X6 E71 Control Unit Rear Tailgate Lift 7304626
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Part no. 9110846
BMW 5 6 Series E60 E61 E63 Passenger Door Airbag Control Module 9110846
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Part no. 7595179-8
BMW E81 E87 LCI 120i E90 E91 320i N43 170HP Engine ECU DME 7595179 Automatic
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Part no. 7561834-10
BMW X3 E83 2.0i N46 ECU Engine Control Unit KIT DME 7561834 EWS Key Manual
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Part no. 7506793
BMW 3 Series E46 M54 Engine Gearbox Module Wiring Cable Loom Harness 7506793
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Part no. 7207150
BMW F10 F11 Plug Bumper Front Trim Dummy Plug Right O/S Panel 7207150
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Part no. 6754289
Speed Sensor BMW Z3 E36 3 E46 DSC Yaw Rotational Speed Sensor 6754289
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Part no. 7580279-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit Engine DME 7580279 CAS3 Key Manual
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Part no. 9461797
BMW F90 M5 G01 G11 G30 KaFAS Camera Speed Control ECU Module Unit 9461797
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Part no. 8671505
BMW F98 Engine Starter Motor 8671505
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Part no. 6927931
BMW 5 6 Series E60 E61 E63 E64 Control Unit Module CAS 2 CAS2 6927931
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Part no. 8506373-3
BMW X3 E83 LCI 2.0d N47 177HP Engine Control Unit ECU DDE 8506373 Automatic
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Part no. 7561684-4
BMW E60 E90 325i 525i N52 218HP Engine ECU Kit DME 7561684 CAS2 + 2 Keys Automat
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Part no. 9240351-2
BMW F11 Touring Trunk Lid Rear Reversing Camera Cable Wiring 9240351 9182930
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Part no. 6989245-WB
BMW 5 X3 Series E60 E61 E83 PDC Parking Ultrasonic Sensor Bluewater 6989245
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Part no. 6957342
BMW 5 6 Series E60 E63 On-board Navigation Display Monitor Screen 6,5" 6957342
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Part no. 8385164-1
BMW 7 Series 1 E65 E66 Battery B+ Engine Compartment Terminal Point 8385164
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Part no. 7620419
BMW F10 F11 306HP N55 535i ECU Engine Control Unit Module DME 7620419 Manual
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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 .