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. 7841704
BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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Part no. 9315685
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315685
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Part no. 9505275
BMW F40 F45 X1 F48 Mini F55 F56 Control Unit SAS Module ECU 9505275
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Part no. 6963338
Body Control Unit BMW E46 Z8 E52 E83 Module GM5 Star12 LIN High 6963338
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Part no. 6982386
BMW X1 E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6982386
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Part no. 3419273
BMW X3 SERIES E83 LCI Cable Alternator Starter Base B 3419273
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Part no. 6951537
BMW 1 Series E87 ECU Body Control Module Unit PL2 JBBFE 31656951537 6951537
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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. 9148256
BMW E60 Front Seat Control Unit Module ECU Right Temic 9148256
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Part no. 7579142-17
BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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Part no. 7850609
BMW F80 M3 F82 M4 LCI Cable Wheel Acceleration Sensor 7850609
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Part no. 8483814
BMW G20 Starter Wiring Battery Alternator Cable Harness Loom 8483814
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Part no. 7835548
BMW 5 6 Series E60 E61 LCI E63 E64 M5 M6 Earth Cable Starter Battery 7835548
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Part no. 3428544
BMW X3 E83 LCI Fuse Box Grouping Map Diagram Location 3428544
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Part no. 6904905
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 9170452
BMW X5 Series E70 Footwell Light Control Module Unit LEAR FRM II NSW 9170452
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Part no. 6953424-1
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
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Part no. 2622598
BMW F20 F21 F23 F30 F31 F32 Telematics Control Unit Module ATM ECE 4G 2622598
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Part no. 6953424-4
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
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Part no. 90847906
BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 90847906
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Part no. 8586536-7
BMW F07 GT F10 F11 535d F13 640d LCI N57Z 313HP Engine ECU DDE 8586536 Automatic
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Part no. 9185171
BMW E60 E81 E90 LCI Adapter Cable CIC System 9185171
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Part no. 6942912-1
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box Black 6942912
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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. 9130157
BMW X6 Series E71 Aerial Antenna Amplifier Diversity 868 MHZ 9130157
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Part no. 7794650
BMW E60 E61 525d Diesel M57N 177HP Engine Control ECU Module DDE 7794650
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Part no. 9283247-1
BMW X1 E84 Radio Stereo CD Player Navigation Nav Head Unit 9283247
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Part no. 6928572
BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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Part no. 6888037
BMW 1 3 5 Series F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module
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Part no. 9308373
BMW X6 E71 Footwell Light Control Unit Module FRM3R LEAR 9308373
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Part no. 7575665-1
BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7575665 CAS3 + Key
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Part no. 9194064-2
On-Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen 8,8" 9194064
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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. 7605031
BMW X5 X6 Series E70 E71 Transfer Box Control Unit Module ECU 7605031
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Part no. 2180149-1
BMW E60 E61 E63 E64 PDC Parking Distance Sensor Diamond Metallic - A10 2180149
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Part no. 6927271
BMW 5 Series E60 Front Seat Module Control Unit 6927271
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Part no. 6961218-1
BMW 5 X5 Series E39 E53 1 Radio Business CD Player Unit 6961218
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Part no. 8510829-8
BMW E90 E91 LCI N47N 320d 163HP Engine ECU KIT DDE 8510829 + CAS3 + Key Manual
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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. 9340339-2
BMW X1 E84 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 9340339
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Part no. 420919275
Rear Bumper PDC Audi A5 Sensor Parking Distance Control 420919275
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Part no. 9143121-1
BMW E81 E87 E90 E91 E92 E60 E61 Loudspeaker Speaker Logic7 L7 HiFi Audio 9143121
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Part no. 6919905
BMW X5 Series E53 PDC Parking Control Module Unit PDC 6919905
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Part no. 6955491
BMW 1 Series E87 ECU Footwell Light Module Control Unit PL2 FRMFA 6955491
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Part no. 9189200
BMW 1 3 Series E81 E87 E90 E91 E92 Radio Professional CD Audio Player 9189200
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Part no. 7843335
BMW F10 M5 F12 M6 Engine Wiring Harness Valvetronic Servomotor Cyl.1-4 7843335
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Part no. 9338910
Mini Cooper F56 Wiring Driver's Loom Front Right O/S Door Cables 9338910
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Part no. 9313996
BMW F10 LCI Central Looking Control Module Unit ECU 9313996
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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. 8509023-1
Alternator Generator BMW E90 E91 E92 E93 LCI E84 F25 Diesel N47N 8507624
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Part no. 9181411
BMW F07 GT F10 F11 Hands Free Telephone Microphone Black 9181411
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Part no. 8510137
BMW F10 F11 520d Diesel N47N 184HP Engine ECU Control Unit DDE 8510137 Automatic
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Part no. 6924879
Front Seat Module BMW E60 E61 E65 E66 Control Unit ECU 6924879
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Part no. 6934836
BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module 6934836
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Part no. 9141682-2
BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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Part no. 6978713
BMW E60 Body Control Module ECU Control Unit KBM Basis 6978713
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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. 9137725-1
BMW E63 E64 LCI Camera Lane Departure Warning Unit 9137725
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Part no. 7527072-1
BMW E60 520i M54 170HP Engine ECU Kit DME + CAS2 + Key 7527072 Automatic
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Part no. 6958198-1
BMW 1 Series 1 E87 6-disc CD Changer Without Magazine 6958198
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Part no. 7621178-11
BMW E81 E87 LCI E90 N43 170HP Engine Control Module ECU Kit DME 7621178 Manual
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Part no. 8510221-12
BMW E90 E91 LCI E92 330d N57 245HP ECU Engine Kit DDE 8510221 CAS3 Key Manual
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Part no. 9133144-1
BMW 5 Series E60 Body Gateway Module KGM LOW LEAR 9133144
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Part no. 8506442-1
BMW E81 E87 LCI 123d Petrol N47S 204HP ECU Kit DDE 8506442 CAS3 Key Automatic
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Part no. 6875202
BMW F10 Touch Detection Module Steering Wheel Control Unit HOD F45 i3 6867308
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Part no. 7787354
BMW X3 E46 E60 LCI E83 E87 Starter Motor 2.0KW Diesel M47N2 7787354
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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. 7577968-1
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7577968 Manual
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Part no. 6927275
BMW E60 E61 E65 E66 Seat Control Module Ecu Sensor 6927275
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Part no. 8385157-1
BMW X3 3 Series E46 E83 LCI 1 Start Point Housing Bracket Base B 8385157
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Part no. 6819336
BMW F20 F21 F22 F30 F31 F32 F33 Fuse Box Body Control Unit Module REM V5 6819336
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Part no. 9210151-2
Bass Speaker BMW F30 F31 F32 Central Subwoofer Harman Kardon Left N/S 9210151
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Part no. 9240532
BMW E90 LCI Footwell Light Control Module Lear FRM3R PL2 LED 9240532
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Part no. 6991582
BMW 1 3 Series F20 F21 F30 F31 LCI Navigation Sat Nav Head Unit High 6819420
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Part no. 9224422
Bluetooth Control Unit BMW E60 E87 E90 Telematics Module ECU 9224422
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Part no. 9380966
Negative Cable BMW X5 F15 X6 F16 Battery Boot Negative Lead Sensor 9380966
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Part no. 6938310
BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6938310
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Part no. 6934122
BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit 6934122
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Part no. 7524843-1
BMW E81 E82 E83 E84 E85 E87 E90 Petrol Denso Starter Motor 7524843
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Part no. 9134662
BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662
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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. 6986081-1
BMW 5 6 Series E60 E61 E63 6-disc Compact CD Changer Without Magazine 6986081
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Part no. 7607975
Engine Harness BMW F20 F21 F30 F31 Petrol N13 Sensor Module 1 Wiring 7607975
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Part no. 7447895
Fuel Pump Module BMW F20 F21 F30 F31 N13 Petrol Control Unit 7447895
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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. 9189850
BMW Z4 Series E89 Convertible Positive Battery Cable Wiring Lead 9189850
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Part no. 6942676
BMW X3 X5 Series E53 E83 PDC Parking Distance Control Unit Active Module 6942676
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Part no. 6939710
BMW 5 6 Series E60 E61 E63 E64 Passenger Door Airbag Control Module N/S 6939710
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Part no. 6905874
BMW X5 E53 Light Check Module Control Unit ECU Lear LCM III W / MAN. LWR 6905874
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Part no. 7555361-8
BMW E60 E90 N52 325i 525i 218HP Engine ECU Kit DME 7555361 CAS2 Key Automatic
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Part no. 7641661-1
BMW F10 F20 F30 Wiring Harness Motor Sensorsystem Module Petrol N20
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Part no. 6820696
BMW F30 F31 F32 Control Unit Module Active Sound Design 6820696
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Part no. 7565300
BMW Z4 E85 2.0i N46 150HP Engine Control Unit ECU DME Manual 7565300
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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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Part no. 6921980-1
Door Module BMW E65 E66 Door Control Unit ECU TFT Rear Left N/S 6922263
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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. 6908529
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6908529
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Part no. 7609656-2
BMW Z4 E89 Roadster 30i N52N 258HP Engine Control Unit ECU DME 7609656 Automatic
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Part no. 9294196
BMW X3 F25 Sat Navi Radio CD Player Head Unit 9294196
Product currently unavailable
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 .