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. 6976888-1
Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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Part no. 7831436
Alternator BMW M3 E46 Z3M E36 Petrol S54 Generator Valeo 120A 7831436 7830791
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Part no. 7833284-1
BMW E46 M3 343HP Engine S54 Control Unit Module ECU DME Manual 7833284
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Part no. 8243267
BMW E46 Convertible Wiring Harness Fully Automatic Folding Top Left N/S 8243267
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Part no. 7472765
BMW X3 G01 Headlamp LED AHL Adaptive Headlights Control Module FLM 01 7472765
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Part no. 9342033-1
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
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Part no. 6913092
BMW E46 Door Cable Convertible Wiring Loom Front Cables 6913092
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Part no. 7165845
BMW E46 Led Indicator Side Light Signal 7165845
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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. 6870078
Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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Part no. 8663284-1
BMW F20 F30 F31 LCI 118i 318i B38 ECU Basic DME Control Unit 8663284 Manual
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Part no. 8733501
BMW F20 F21 F31 F32 F87 Body Control Comfort Module Unit BCM 8733501
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Part no. 9367702
BMW X6 F16 Bumper PDC Wiring Loom Parking Sensor Rear Cable Harness 9367702
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Part no. 8644491
BMW F20 Mini F55 F56 F57 Petrol Engine Wiring Loom Harness 8644491
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Part no. 7788680-5
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
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Part no. 8571358
Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Bosch 8571358
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Part no. 8734748
Telematics Control Unit BMW F20 F31 LCI F32 Module ATM ECE 4G WLAN 8734748
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Part no. 8510592-5
BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Kit DDE 8510592 CAS3 Key Manual
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Part no. 9257151-1
Telematics Module BMW F20 F30 Control Unit Bluetooth Combox ECU 9257151
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Part no. 6999950
LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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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. 5A7F553
BMW G26 Reverse Rear View Camera 5A7F553
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Part no. 9852925
BMW G16 G26 Tailgate Lift Boot Lid Control Unit Module Trunk 9852925
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Part no. 9227561
On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9227561
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Part no. 6939664
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65126939664 6939664
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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. 9281717
BMW X5 F15 Camera Kafas Front Windscreen Camera 9281717
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Part no. 7542529-2
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 6821203
Battery Cable BMW F45 F46 Negative Lead IBS Wiring Harness 6821203
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Part no. 6998485
Air Module BMW F45 X1 F48 Mini F54 F55 F56 Air Module Control Unit ECU 6998485
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Part no. 7549396
Earth Ground Cable BMW E90 E91 E92 Negative Battery Lead Wiring 7549396
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Part no. 9383700
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9383700
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Part no. 9185524
BMW E60 E61 Radio Professional Navigation System Controller Head Unit 9214925
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Part no. 8578944-1
BMW F20 120d F30 320d 184HP N47N Engine ECU Kit DDE 8578944 FEM Key Automatic
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Part no. 9233034-SBR
PDC Parking Sensor BMW X5 E70 F10 F11 F12 Ultrasonic Sensor Space Grey 9231283
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Part no. 6878198
BMW F20 F21 F25 F30 F31 ECU Air Module Crash Control Unit ICM 6878198
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Part no. 8506374-6
BMW E60 E87 E90 120d 177 HP N47 ECU Engine Control Unit DDE 8506374 Manual
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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. 2622593
BMW F30 F36 Telematics Bluetooth Control Unit Module ECU 2622593
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Part no. 7933357
Headlight Module BMW F40 LED Headlamp Control Unit Lear FLM 2 LOW 7933357
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Part no. 7549284
BMW E87 E90 118i 318i N46 Wiring Loom Cable Harness Engine Gearbox
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Part no. 9153804
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9153804
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Part no. 7640132-3
BMW F20 LCI F30 Mini F56 F60 Alternator Generator DENSO 180A 7640132
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Part no. 8671505
BMW F98 Engine Starter Motor 8671505
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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. 8736083
BMW F98 Battery Lead Pole Negative Cable IBS Sensor 8736083
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Part no. 6807487
Fuse Box BMW G20 X3 G01 Power Distribution Control Unit Module Front 6807487
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Part no. 8746829
BMW X3 M F97 X4 M F98 S58 Actuator Drive Exhaust Flap Motor 8746829
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Part no. 9275510
Head Unit BMW F07 GT Car Infotainment Computer Sat Nav Multimedia DAB 9275510
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Part no. 9289971
BMW F10 F11 LCI Active Sound Unit Control Module Design Amplifier 9289971
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Part no. 7794952-4
Starter BMW E60 520d M57N2 Diesel Engine Starter Motor 7796892
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Part no. 8579478-4
BMW F20 F30 120d 320d Diesel N47N 184HP ECU Unit DDE 8579478 Automatic
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Part no. 6828076-1
BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477
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Part no. 5A63731
BMW G20 Reverse Rear View Camera 5A63731
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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. 8625241-7
BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 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. 6954007-1
PDC Module BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6954007
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Part no. 9476858
Airbag Module BMW G20 G21 SRS Control Unit Module ECU 9476858
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Part no. 9286796
BMW E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9286796
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Part no. 7550469-3
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
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Part no. 8475468
BMW G20 320d B47D 190HP Engine Control Unit Module ECU Kit DDE 8475468 Key BDC
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Part no. 8602973
Battery Cable BMW F45 Mini F54 F56 B48 Alternator Starter Wiring 8602973
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Part no. 2448166
Amplifier BMW F30 F31 F32 F33 F34 F36 Active Sound Design Audio Module 2448166
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Part no. 6837359
Air Module BMW F01 LCI F07 F10 F11 F22 F25 Control ECU 6837359
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Part no. 7550468-3
BMW E81 E87 LCI E90 E91 Petrol N43 Alternator Generator 170A Denso 7550468
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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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Part no. 8579420-1
BMW F07 F10 F11 N47N Diesel Alternator Generator Engine 220A Valeo 8507625
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Part no. 7798006-2
BMW E60 E61 LCI E81 E82 E84 E87 LCI E90 E91 N47 Diesel Starter Motor 7798006
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Part no. 8513242-3
BMW F10 F11 520d Diesel N47N 184HP Engine ECU Kit DDE 8513242 CAS4 Key
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Part no. 6904905-2
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 9148257
Seat Control Unit BMW E60 E61 Module ECU 9148257
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Part no. 7789980-2
BMW E46 M47N M57N Alternator Generator 150A Valeo 7789980
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Part no. 8580390-1
Engine Starter BMW F40 F46 F48 B47B B47D B48E Diesel Motor Actuator 8580390
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Part no. 6805061
BMW F45 F46 Mini F55 F56 F57 Parking Assistant PDC Control Unit Module 6805061
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Part no. 5A44586
BMW F40 Ultrasonic Alarm System Module Control Unit 5A44586
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Part no. 8507623-2
BMW E90 E91 E92 E93 LCI Diesel Alternator Generator 175A 150 14V 8507623
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Part no. 9224950
BMW F30 Rear Bumper PDC Wiring Loom Harness Cables 9224950
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Part no. 7598076
BMW Z4 E89 2.3i 3.0i N52N Petrol Engine Wiring Loom Harness Cable 7598076
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Part no. 6906607
Fuse Box BMW E87 E90 E91 E92 E93 Front Power Distribution Relay Box 6906607
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Part no. 8574352-2
BMW X1 E84 20d 20dX Diesel N47N Engine Control Unit ECU Kit DDE 8574352 CAS3 Key
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Part no. 9365780
BMW X5 F15 Wiring Front Right O/S Door Harness Loom 9365780
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Part no. 9317173-1
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V 19317173
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Part no. 1422768
Gearbox Module BMW E38 E39 Automatic Transmission Basic Control Unit EGS 1422768
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Part no. 1429861
BMW E38 728i M52 193HP Engine Control Unit ECU Module DME 1429861 Automatic
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Part no. 7509942
BMW E46 330i M54 231HP Engine Control Unit Module ECU DME 7509942 Manual
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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. 8507810
BMW E90 E91 LCI Wiring Cable Harness Gearbox Transmission Module 8507810
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Part no. 1025-03-1
BMW F32 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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Part no. 7809941-9
BMW E60 LCI E90 325d 525d M57N2 197HP Engine ECU Unit DDE 7809941 Automatic
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Part no. 8474730
BMW F20 F21 F30 F31 LCI 120d 320d Diesel B47 190HP ECU DDE 8474730 Automatic
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Part no. 7640755-4
BMW F20 F21 114i N13 102HP Engine Unit ECU Kit DME 7640755 Key FEM Lock Manual
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Part no. 6828085
PDC Module BMW F15 F16 F25 F26 I01 I12 Parking Distance Sensor Unit 6828085
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Part no. 6943833
BMW X5 E70 CAS3 Control Unit Key Reading Module 6943833
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Part no. 7805585
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU DDE 7805585 Automatic
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Part no. 8513414
BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
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Part no. 8580389
BMW F40 F45 X1 F48 Mini F55 F56 F57 F60 Diesel Engine Starter Motor 8580389
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Part no. 7176068-4
BMW 3 6 X3 Series E46 E63 E83 MINI R50 R53 Control Unit Xenon Light 1307329074
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Part no. 6879834
Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834
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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 .