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. 7501592
BMW E39 X5 E53 3.0i M54 Alternator Generator 90A 14V Valeo 7501592
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Part no. 9891698
PDC Module BMW G30 G31 G11 X3 G01 Parking Assistant Control Unit 9891698
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Part no. 9216273
BMW 1 3 E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9216273
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Part no. 6983335-1
BMW E39 E46 E53 6-disc CD Multi Changer Control Unit Modul With Magazine 6983335
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Part no. 9160101
BMW 3 Series E93 E93N LCI Cabrio Battery Cable Plus Pole 9160101
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Part no. 7612860
BMW F20 F21 F30 F31 F32 Battery Holder Bracket Supporting Rail 7612860
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Part no. 8240500
Wiring Loom Cable BMW E46 X5 E53 X3 E83 Seat Occupancy Sensor 8240500
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Part no. 9133329
BMW E39 E46 E81 E87 E90 Hands-Free Electronics Charging Module MULF 9133329
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Part no. 9315096
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315096
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Part no. 8039827
BMW X5 E70 Front Bumper PDC Parking Sensor Wiring Loom Cable Harness 8039827
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Part no. 9110639
BMW 7 Series E65 E66 Dashboard EXCH Control Display Screen 8,8" 6960096 9110639
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Part no. 6976888-1
Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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Part no. 8506566-5
BMW E90 E91 LCI 320d ed N47N 163HP Engine ECU Kit DDE 8506566 CAS3 Key Manual
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Part no. 6940623-QB1
BMW E81 E82 E84 E87 E90 E91 PDC Park Sensor Ultrasonic Set x4 Quarz Blau - A18
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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. 7797660
Alternator BMW X3 E46 X5 E53 E85 Diesel Generator 150A 7797660
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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. 6970892
BMW 7 Series E65 E66 Sensor B-pillar Right Airbag O/S 6970892
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Part no. 9112454
BMW X3 X5 E53 E83 PDC Parking Distance Control Unit Active Module 9112454
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Part no. 9281519
BMW F20 F21 F22 F30 F31 F32 Radio Professional CD Player 9281519
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Part no. 9123087
BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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Part no. 9259730-1
BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9259730
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Part no. 8625241-7
BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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Part no. 7521759
BMW 3 5 X5 E39 E46 E53 Automatic Gearbox Basic Control Unit EGS
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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. 8506373-3
BMW X3 E83 LCI 2.0d N47 177HP Engine Control Unit ECU DDE 8506373 Automatic
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Part no. 9138430
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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Part no. 6983536
BMW E60 Light Control Unit Module LCM LM E6X MAN. LWR Lear 6983536
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Part no. 9176882
BMW E87 LCI Body Control Module Junction Box Electronics H2 9176882
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Part no. 7591534-2
Control Unit BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 7605478-1
BMW Z4 F20 F30 E89 Petrol Alternator Generator 170A 7605478
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Part no. 6982391
BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6982391
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Part no. 7515390
BMW X3 Z4 E39 E46 E60 E65 E83 E85 Petrol M54 Starter Motor 7515390
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Part no. 7541335-3
BMW Z4 E85 3.0i M54 231HP Engine Control Unit Module ECU DME 7541335 Manual
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Part no. 6962767
BMW Z4 Series E85 Roadster Cabrio Safety Information Module Airbag 6962767
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Part no. 3427749
BMW X3 E83 Cable Loom Door Passenger Side Wiring Harness 3412570
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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. 9374507-1
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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Part no. 9227470
BMW 1 Series F20 F21 LCI Antenna Aerial Noise Suppression Filter 9227470
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Part no. 8614302-5
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8614302 + FEM + 2 Keys
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Part no. 7805286-3
£BMW E92 E93 330d M57N2 231HP Engine ECU Kit DDE 7805286 + CAS3 + Key Automatic
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Part no. 8733499
BMW F20 F21 F22 F30 F31 F32 F36 Body Control Module Electronic Unit FEM 8733499
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Part no. 8803369
BMW X1 F48 Dashboard Monitor Display Central NAV Information Screen 6,5" 8803369
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Part no. 9123043
BMW E81 E87 E91 LCI Steering Column Switch Cluster Wiper Stalk 9123043
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Part no. 6837358
Airbag Module BMW F10 F12 F13 X3 F25 ECU Control Unit Air Bag 6837358
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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. 9124583-KAS1
BMW E87 E90 Front Rear PDC Ultrasonic Parking Sensor SET X4 Kaschmirsilber
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Part no. 9384570
BMW X1 Series F48 Wiring Driver's Side Door Cable Harness 9384569
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Part no. 8689723
BMW F20 F21 LCI M140i B58 Petrol ECU Control Unit Module DDE 8689723 Automatic
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Part no. 6936996
BMW E65 Light Control Unit Headlight Module Lear LM E6X MAN. LWR 6936996
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Part no. 7805287
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU DDE 7805287 Automatic
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Part no. 9327318
BMW 1 2 3 4 5 F10 F20 F22 F30 F32 Navigation Sat Nav DAB Head Unit High 9327318
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Part no. 9175886
BMW 5 E60 E61 Front Door Wiring Loom Harness Passenger Side 9175879
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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. 9130563
BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Part no. 7521122
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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Part no. 8648003
BMW F20 F30 F31 LCI Earth Cable Battery Cable 8648003 12428648003
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Part no. 8511385-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Module DDE 8511385 Automatic
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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. 6918816
BMW 1 3 5 6 X1 X3 X5 X6 Z4 Series Relay Change Over Contact Silent Blue 6918816
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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. 7508292
BMW 3 Series E46 318i Petrol N42 Engine ECU Control Unit DME 7508292 Manual
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Part no. 9393194-1
BMW F30 LCI F31 F32 Top Hifi Audio System AMP Amplifier Harman Kardon 9393194
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Part no. 8596362-1
BMW F20 F30 LCI 120dX 320dX B47 Engine ECU Kit DDE 8596362 FEM + Key Automatic
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Part no. 8631668
BMW F20 F21 F30 LCI M140i 340i Wiring Harness Injection Valve Ignition 8631668
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Part no. 9116445
BMW Z4 E85 E86 Basic Body Control Unit Module GM5 Star12 LOW 9116445
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Part no. 9227217
BMW F12 Aerial Amplifier AMP Antenna Supression Filter Module 9227217
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Part no. 6974021
BMW X1 E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6974021
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Part no. 9227186-1
BMW E93 ECU Body Control Module Unit PL2RR JBBFE IIIR H3 Junction Box 9227186
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Part no. 6910539
BMW X3 3 Series E83 E46 Battery Cable Plus Pole 6910539
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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. 9317941-1
On-Board Screen BMW F45 F46 Central Information Display Monitor 6,5" 9317941
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Part no. 7524109
BMW Z4 E85 Petrol M54 Wiring Loom Harness Engine Gearbox Manual 7524109
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Part no. 6958039
BMW E65 E66 Steering Wheel Electronics Control Unit Module 6958039
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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. 9386604
BMW F40 F46 Mini F56 F60 Battery Holder Mount Tray Bracket Support Trim 9386604
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Part no. 6952987
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6952987
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Part no. 8630125
BMW F20 F21 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8630125 Manual
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Part no. 9129433
BMW 5 6 Series E60 E61 E63 E64 LCI CD Changer Cartridge Magazine 9129433
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Part no. 9148257
Seat Control Unit BMW E60 E61 Module ECU 9148257
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Part no. 7546990-3
BMW E60 E63 E64 530i 630i N52 258HP Engine Control Unit Module ECU DME 7546990
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Part no. 9215952
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS
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Part no. 9257160
Bluetooth Combox BMW E81 E87 E90 E91 LCI Telematics Module 9257160
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Part no. 7555926-1
BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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Part no. 6752866
Accelerating Sensor BMW E60 E61 E63 E64 E65 E70 Control Unit Module 6752866
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Part no. 8578609-1
BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608
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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. 6936649-1
BMW E81 E82 E84 E87 E88 E90 E91 E92 Power Distribution Box 6936649
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Part no. 8603352-1
BMW F20 F30 116i 316i N13 Engine ECU KIT DME 8603352 + FEM + Key Manual
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Part no. 9221110
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9221110
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Part no. 9123994
BMW Z4 Series E89 Cabrio Roadster Radio Antenna Mast Aerial FM Bumper 9123994
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Part no. 7641661
BMW 1 3 5 Series F10 F20 F30 Wiring Harness Motor Sensorsystem Module Petrol N20
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Part no. 6989169
Rear Bumper PDC BMW E65 E66 Front Ultrasonic Sensor Schwarz 2 Black 668
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Part no. 9319493
Air Module Unit BMW F10 F11 F30 F31 F25 F12 F13 X3 F25 ECU Control 9319493
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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. 1436907
BMW E38 Earth Cable Battery Engine Electrical Cable Wiring 1436907 1436908
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Part no. 6774040
BMW X3 E53 E60 E61 E64 E65 X5 E83 Power Steering Speed Sensor 6774040
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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. 6907435
BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
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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 .