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. 6864930
BMW F10 Air Module Controller ICM Module Control Unit 6864930
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BMW F07 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9257015
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BMW F30 X3 F25 N57N 330d 30dX 258HP Engine Control Unit ECU 8577834 Automatic
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BMW 5 Series 1 E60 Light Control Unit Module LEAR LM E6X DYN LWR 6943283
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BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9221110
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BMW 3 4 F30 F32 330d 430d N57N Engine Control Unit ECU Kit DDE 8574372 Keys FEM
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BMW E87 E90 118i 318i N46 150HP Engine Control ECU DME Kit 7552176 Automatic
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BMW 5 Series E60 E61 525d M57N 177HP ECU Kit DDE 7796637 + CAS2 + Key Automatic
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BMW F10 LCI F22 F30 F32 228i 328i 428i 528i Petrol N20 245HP ECU DME 8631725
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Wheel Accelerator Sensor BMW X5 F15 X6 F16 Rear Axle Suspension Module 6875165
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BMW E61 Trunk Lid Hatch Tailgate Control Module Unit ECU 6953962
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BMW 1 Series E81 Footwell ECU Light Control Module MAX Kuester FRM3R 9263804
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Radio Player BMW F10 F11 Audio CD Champ 2 Head Unit MID 9294211
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Part no. 8582886
BMW F20 F30 LCI 120d 320d B47 190HP Engine Control Unit ECU 8582886 Automatic
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Part no. 3450847
BMW X3 E83 LCI Cable Loom Door Passenger Side Wiring Harness 3450838
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Part no. 6946401
BMW E64 Air Module ECU Control Unit Centre Vehicle Sensor 6946401
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Part no. 6904246
BMW M5 E39 Door Window Mirror Wing Control Module Unit ECU 6904246
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Part no. 7636292-6
BMW F20 116i N13 136HP Petrol Engine Unit ECU Kit DME 7636292 FEM Key Automatic
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Part no. 8638742
BMW G11 G12 G20 G30 Ground Line Battery Earth Cable Wire Cable 8638742
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Part no. 7617206
BMW F32 F33 X5 F15 Mini F55 F56 Plug Socket Wiring Connector 2 Pin 7617206
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Part no. 9184207-1
BMW E90 E91 E92 E93 Negative Battery Cable Minus Pole 9184207
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BMW 5 7 Series E60 E61 E65 E66 Front Left Seat Angle Adjustment Drive 7075947
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On-Board Screen BMW F30 F31 Central Information Display Monitor 8,8" 9281688
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Part no. 8740343-1
BMW F20 F30 F32 LCI 120i 320i 420i Petrol B48 184HP ECU Kit DME 8740343 FEM Key
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Part no. 7541335
BMW E60 E61 E83 Petrol M54 Engine ECU Control Unit DME 7541335
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Part no. 5A5CE21
Telematics Module BMW G01 G02 G20 G21 G30 G31 F40 F44 Control Unit 5A5CE21
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Part no. 8475351-1
BMW X5 F15 X6 F16 30dX N57 258HP Engine ECU Kit DDE 8475351 BDC Key Automatic
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Part no. 6976465
BMW E60 E61 Air Module Control Unit Centre Sensor ECU 6976465
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Part no. 7811702-3
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
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Part no. 8573258-4
BMW F20 F21 116d N47N 116HP ECU Enigne Unit Kit DDE 8573258 + Keys + FEM Manual
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Part no. 6941416-1
BMW E60 E61 E63 E64 6-Disc Compact CD Changer 6941416
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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. 6796393
BMW F01 F07 F10 F12 HSR Active Steering Module Rear Axle Control Unit 6796393
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Part no. 8236846
BMW Z4 E85 E46 Hall Effect Switch Cable Microswitch 8236846
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Part no. 8382453
BMW X3 E83 X5 E53 E38 E39 E46 EWS 3 Central Lock Immobilizer Module ECU 8382453
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Part no. 3420786-1
BMW X3 Series E83 1 Light Control Module Lear LM MAN.LWR 61313420786 3420786
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Part no. 7812502
BMW E81 E82 E87 LCI E88 123d N47S Engine Control Unit ECU DDE 7812502 Manual
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Part no. 6963025
BMW E64 Air Module Control Unit Centre Sensor ECU 6963025
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Part no. 7811700-8
BMW E60 E61 LCI E90 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 + Keys Manual
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Part no. 9208592
BMW X3 F25 X4 F26 Radio Head Audio Control Unit USA Model 9208592
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BMW X3 E83 PDC Parking Ultrasonic Sensor Angled Schwarz
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Part no. 8574091-2
BMW F10 F11 520d N47N 184HP ECU Kit Unit DDE 8574091 CAS4 Keys Manual
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Part no. 6882965
ICM Control Unit BMW F06 F07 GT F11 F12 F13 SRS Control Module Bag Unit 6882965
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Part no. 9125032
BMW 1 er E82 E88 125i 135i Positive Battery Lead Cable Wiring Petrol 9125032
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Part no. 8517862-2
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8517862 + Key + FEM
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Part no. 8578077-2
BMW F20 F30 125d 325d N47S1 Engine Control Unit ECU Kit DDE 8578077 + FEM + Key
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Part no. 6856746
Towing Module BMW F11 Tourning Trailer Towing Control Unit 6856746
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Part no. 5A7DDA2
BMW F40 G20 G21 G30 G31 Hifi Audio Sound AMP Amplifier Module RAM 5A7DDA2
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Part no. 8582280-6
BMW F20 F21 116d N47N 116HP Engine ECU Kit DDE 8582280 + Key + FEM Automatic
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Part no. 7567362-6
BMW E92 325i N52N 218HP ECU Control Unit Kit DME 7567362 CAS3 + Key Automatic
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Part no. 8518477-4
BMW F10 520d ed 163HP N47N Engine Unit ECU Kit DDE 8518477 + Key + CAS4 Manual
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Part no. 6809274
BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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Part no. 7621178-13
BMW E87 LCI E90 N43 116i 316i 2.0 Engine Unit ECU Kit DME 7621178 CAS3 Keys
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Part no. 9148261
Seat Control Module BMW E60 X5 E70 ECU Seat Unit Controller 9148261
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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. 7560955-2
BMW E90 320si 173HP N45 Petrol Engine ECU Kit DME 7560955 + CAS2 + 2 Keys Manual
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Part no. 7206761
BMW Z4 E89 Convertible Top Roof Module Control Unit ECU 7206761
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Part no. 7454559
BMW F10 F20 F30 Control Unit For Fuel Pump Module 7454559
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Part no. 6945154
BMW 7 Series E65 E66 Telematics Bluetooth Control Unit Module 6945154
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Part no. 8587952-6
BMW F20 F21 F30 LCI F36 120dX 320dX 420dX B47 190HP Engine ECU Unit DDE 8587952
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Part no. 8509034-2
BMW E60 LCI E90 325d 525d M57N2 197HP ECU Kit DDE 8509034 CAS3 Key Manual
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Part no. 9166279-1
BMW E81 E87 Boardmonitor Central Information Display Screen Control Unit 9166279
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Part no. 8570935
BMW F20 F30 125d 325d N47S1 218HP Engine Control Unit ECU DDE 8570935 Manual
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Part no. 7799856
BMW 3 5 Series E60 E90 330d 530d M57N2 Engine DDE Control Unit 7799856 Manual
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Part no. 6968039
BMW 1 Series E87 ECU Body Control Module H4 Electronic Box 6968039
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Part no. 9240525
BMW E82 Footwell Light Module Control Unit ECU PL2 FRM3R Lear 9240525
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Part no. 9360501-3
BMW F40 F48 Mini F56 Distribution Fuse Box Rear Electric Power Fuse Box 9360501
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Part no. 7793210
BMW E60 E61 530d Diesel M57N 218HP ECU Engine Control Kit DDE 7793210 Automatic
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Part no. 6768964
BMW 5 6 Series E60 E61 E63 E64 Active Steering Control Unit Module 6768964
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Part no. 9320241
BMW G30 G31 G11 F15 F16 Rear Entertainment Remote Control Rear 9320241
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Part no. rhd-7575450
BMW 5 6 E60 E63 LCI Petrol N53 Wiring Loom Harness Engine 7575450
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Part no. 9399269
BMW X5 F15 Front KaFAS Camera Speed Limit Control ECU Module Unit 9399269
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Part no. 9264973
Seat module BMW X5 E70 Seat Control Unit Module ECU 9264973
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Part no. 9176884-2
BMW E92 ECU BCM Body Control Module H3 Junction Box 61359176884 9176884
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Part no. 7553166-6
BMW E60 E90 E91 N52 325i 525i Engine ECU Kit DME 7553166 CAS2 Key Automatic
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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. 7527072-8
BMW Z4 E85 2.5i M54 192HP Engine ECU Control Unit Module DME 7527072 Manual
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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. 9293404
BMW X3 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9293404
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Part no. 9297276-1
Display Screen BMW F12 F13 Central Information Monitor 10" CID 9297276
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Part no. 7585249
BMW E81 E87 LCI 116i E90 316i 115HP N45N Engine Unit ECU DME 7585249 Automatic
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Part no. 9383050
BMW E90 LCI Footwell Light Module Control Unit ECU Lear FRM3R PL2 9286887
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BMW F30 F31 Wiring Loom Harnes Front Passenger Door Cables Harness 9326437
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BMW G30 G31 X3 G01 Control Unit Module Heater Ionizer ECU 9871349
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BMW Z4 Series E89 Antenna Base 9140245 65209140245
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BMW F45 F46 X1 F48 Air Duct Front Slam Panel Flap Control Motor Drive E05078-100
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Part no. 8631725-3
BMW F20 F30 F32 120i 320i 420i N20 184HP Engine Unit ECU DME 8631725 Automatic
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Engine Wiring BMW E39 Petrol Engine M52 Ignition Coil Wiring Harness 1439207
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Part no. 7429966
BMW i3 I01 Hybrid Rex Petrol Fuel Pump Control Unit Module 7429966
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BMW 1 3 Series E81 E87 E93 Antenna Phone With Cradle Mount 9225185
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Part no. 9380333
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 8SK 9380333
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Part no. 8570442
Engine Wiring BMW F25 F26 2.0dX B47 Loom Module Harness Cable Automatic 8570442
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Part no. 7533651-1
BMW E60 E61 530i M54 231HP ECU Kit DME 7533651 + CAS2 + 2 Keys Automatic
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Part no. 8512292-2
BMW E90 E91 LCI N47N 316d 116HP Engine ECU Kit DDE 8510832 + CAS3 + Key Manual
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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. 8638198-4
BMW F20 F30 116i 316i N13 136HP Engine ECU Kit DME 8625241 FEM Key Manual
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Part no. 8574095-7
BMW F20 F21 F30 F31 116d 316d 116HP N47 Diesel Engine Control ECU 8574095 Manual
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Part no. 7269531
BMW F07 F10 F11 Xenon Headlight Control Module Lear TMS 7269531
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Part no. 1393415-3
BMW E90 E91 F10 Mini R50 R52 Change Over Contact Relay Grey 5 Pins Set 1393415
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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 .