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. 8512499-11
BMW X1 E84 xDrive 18d N47 143HP Engine Unit ECU Kit DDE 8512499 CAS3 Key Manual
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Part no. 9134485-2
BMW E87 Body Control Module Junction Box Unit H4 PL2 JBBFE ECU 9134485
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BMW 5 Series F10 Light Control Footwell Module ECU Unit FRM3 9250454
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BMW E46 Convertible Rollover Sensor Control Unit Module 6918833
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Part no. 8570673-1
Alternator Generator BMW F07 F10 N57N N57Z Diesel Engine 230A Valeo 8570672
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Part no. 8587952-7
Mini Cooper D F55 F56 B37 116HP Diesel ECU Engine Unit DDE 8587952 Manual
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BMW E93 ECU Body Control Module H1 PL2 JBBFE Junction Box 9171217
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9243913
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Part no. 7928684
BMW G60 U06 Mini F65 Radio Remote Control Receiver Module Unit 434 MHz 7928684
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Part no. 8509035-1
BMW E60 LCI 530d X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 8509035 CAS3 + Key
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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. 3420851-1
Boardmonitor BMW X3 E83 Central Information Display Screen 6,5" 3420851
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Part no. 7633242-1
BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242
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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. 9882602
Gearbox Cable BMW F90 M5 F91 M8 Engine Wiring Automatic Transmission 9882602
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Part no. 9258164
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9258164
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Part no. 8806962
BMW i3 I01 LCI Front Door Cable Harness Driver's Side Loom Wiring 8806962
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Part no. 9114356
BMW E60 Dashboard Dash Onboard Display Monitor Screen 8.8" CCC
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Part no. 9364592
BMW Varta VRLA / AGM 12V Accumulator Battery 80Ah 800A 7555718
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Part no. 6910542-1
BMW E46 X3 E83 Battery Cable Plus Pole Power Positive Wiring 6910542
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Part no. 8571038
BMW 1 F20 F21 LCI Mini D F56 B37 Wiring Harness Engine Glow Plug Module 8571038
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Part no. 6834091
BMW F87 F80 F82 Audio Amplifier Harman Becker Active Sound Design System 6834091
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Part no. 7806987-3
BMW E60 LCI E90 E91 325d 525d Engine M57N2 197HP ECU Kit DDE 7806987 CAS3 + Key
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Part no. 6933875
BMW X5 Series E53 HiFi Audio System DSP Amplifier Module Unit Lear 6933875
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Part no. 8586571
BMW 1 3 F20 F30 LCI B47 Engine Gearbox Module Wiring Cable Loom Harness 8586571
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Part no. 9148016
BMW E90 E91 E92 Professional CCC DVD Navigation System Controller 9148016
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Part no. 1438902
BMW X5 Series E53 4.4i Petrol M62 B44 448S2 Engine Wiring Loom Harness 1438902
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Part no. 7519618
BMW E46 E85 M54 Petrol Alternator Generator Bosch 120A 7519618
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Part no. 8589145
BMW F20 F21 F30 LCI 118d 318d B47 DDE Engine Control Unit ECU 8589145 Automatic
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Part no. 6856855
Servotronic Module BMW F10 M5 F13 F12 M6 Steering Control Unit Servo SVT 6856855
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Part no. 6988086
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 LOW Delphi
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Part no. 9166709-3
BMW E92 M3 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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Part no. 1422972
BMW E39 520i M52 Automatic Gearbox ECU Control Module EGS 1422972 1422972
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Part no. 6977766
BMW X5 E53 6-disc CD Changer Control Unit Module With Magazine 6977766
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Part no. 6889589
BMW X5 F15 Towing Hitch Trailer Hook Module Control Unit ECU 6889589
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Part no. 6927704
BMW 5 Series E60 E61 LCI Battery Cable Lead Positive Underfloor 6927704
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Part no. 7580279-4
BMW E81 E87 E90 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 Key Manual
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Part no. 7577968-2
BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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Part no. 8580059
Mini F56 F60 BMW F40 F39 Diesel B37 Battery Starter Alternator Wiring 8580059
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Part no. 9311296
Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9311296
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Part no. 9212165
Door Cable BMW F01 F02 Front Right O/S Wiring Loom Harness 9212165
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Part no. 6856284
BMW F30 F31 F32 F34 Lane Change Wrning Sensor Module Slave HC-2 Left 6856284
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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. 8674949-1
BMW F20 M135i F30 335i N55 326HP Engine Control Unit ECU DME 8674949 Automatic
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Part no. 9146036-1
BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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Part no. 6943288
BMW 5 Series E60 Light Control Module Unit Lear LME6X Ohne LWR 6943288
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Part no. rhd-7548982
BMW 3 Series E87 E90 E91 120i 320i N46 Wiring Loom Harness Engine Gearbox Module
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Part no. 9204540
BMW 3 E90 LCI Max Brose Footwell Light Module Control Unit ECU FRM2 PL 9204540
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Part no. 9441865
Head Unit BMW F20 F21 F22 F30 F31 LCI Radio CD Player Navigation GPS 9441865
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Part no. 7612455-1
BMW E90 E91 LCI E92 E93 325i N53 218HP ECU Kit DME CAS3 + Key 7612455 Manual
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Part no. 8512499-3
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
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Part no. 9325656-1
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9325656
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Part no. 9390576
Airbag Module BMW X1 F48 F45 F46 Air Bag Control Unit ECU 9390576
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Part no. 7527072-10
BMW Z4 E85 2.5i Engine M54 192HP Engine ECU Kit EWS3 + 2 Keys 7527072 Manual
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Part no. P0396890
BMW 1 Series E82 Rear Bumper PDC Cables Wiring Loom Set 0396890
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Part no. 9215050
BMW E60 E61 E65 E70 X6 E71 Trailer Towing Control Module 9215050
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Part no. 9291450
BMW F10 Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9291450
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Part no. 6944963
BMW 5 Series E60 E61 Centre Console DTC PDC Switch Center Cluster 6944963
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Part no. 7599378
Transmission Wiring BMW F20 Petrol N55 Automatic Gearbox- Engine Harness 7599378
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Part no. 6977723
BMW E87 Light Module Control ECU Unit LCM Footwell Module PL2 FRMFA 6977723
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Part no. 8473191
BMW X5 F15 M50d N57X 381HP Engine Control Unit ECU DDE 8473191 Automatic
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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. 9381102
BMW F20 F30 F36 Front Electronic Module Control Unit FEM 9381102
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Part no. 7608804
BMW 1 3 Series F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7608804
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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. 9268752
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9268752
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Part no. 9262037-1
BMW X5 E70 ECU Body Control Module Junction Box JBBFEIIIR LP 9262037
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Part no. 2622593
BMW F30 F36 Telematics Bluetooth Control Unit Module ECU 2622593
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Part no. 9281723
BMW Z4 Series E89 Roadster Cabrio Convertible Top Module CTM 09281723 9281723
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Part no. 8519013-1
BMW X1 E84 25dX N47S1 218HP Engine Control Unit ECU Kit DDE 8519013 CAS3 Key
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Part no. rhd-7802574
BMW E65 730d Diesel M57N2 Engine Wiring Loom Harness Module Diesel 7802574
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Part no. 6879836
Airbag Module BMW F20 F21 LCI F30 F31 F32 ECU Control Unit Air Bag 6879836
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Part no. 9263790
BMW X6 Series E71 Footwell Light Xenon Control Module Unit LEAR FRM3R XE 9263790
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Part no. 8614302-4
BMW F20 F21 114i N13 Engine ECU DME Kit FEM + Key 8614302 Manual Gearbox
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Part no. rhd-7803681
BMW X5 X6 Series E70 3.0sd E71 35dX M57N2 Engine Wiring Harness DDE Set 7803681
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Part no. 9261592
BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17
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Part no. 9226885
BMW F20 F21 Aerial Antenna Amplifier Diversity DAB 9226885
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Part no. 8707676
BMW F22 F32 F36 Body Control Comfort Module Unit 8707676
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Part no. 6920409
BMW 5 7 Series E60 E61 E65 E66 Fan Blower Motor Unit Amplifier Cooling 6920409
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Part no. 8689762
BMW F30 LCI 330e Petrol B48X Engine Control Unit ECU DME 8689762 Automatic
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Part no. 9366164
Amplifier BMW F30 F31 F32 Top Hifi Audio Sound Amplifier Harman Kardon 9366164
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Part no. 7809944-3
BMW E60 E61 E90 E91 330d 530d M57N2 231HP Engine ECU KIT DDE 7809944 CAS3 + Key
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Part no. 7426094
BMW F83 M4 S55 Petrol Engine Fuel Pump Control Module Unit ECU 7426094
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Part no. 9261703
Audio Amplifier BMW F10 F11 F12 F13 Harman Kardon Top HIFI Sound Unit 9261703
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Part no. 6971961
BMW E87 ECU Body Control Module L2 ECU Junction Box 6971961
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Part no. 6846906
BMW F20 F21 LCI Mini F55 F56 Top Hifi Audio Amplifier Harman Kardon 6846906
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Part no. 6943857
BMW 5 6 Series E60 E61 E63 ECU Key Reading Module Control Unit CAS 2 6943857
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Part no. 6945072
BMW E90 E91 E92 Bracket CD Changer Holder Amplifier Mounting 6945072
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Part no. 7542529-3
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 6927313
Seat Module BMW E60 E61 E65 E66 Front Control Unit ECU 6927313
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Part no. 7575327-1
BMW Banner AGM 12V Accumulator Battery 90Ah 900A 7575327
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Part no. 9381104-1
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
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Part no. 8506566-1
BMW 3 Series E90 E91 LCI 320d N47N 184HP ECU Kit DDE 8506566 CAS3 + Key Manual
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Part no. 6958901
BMW E81 E87 Aerial Antenna Amplifier Diversity DAB Control Unit 6958901
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Part no. 8629056
Battery Cable BMW i3 I01 Battery Communication Lead Wiring Harness 8629056
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Part no. 8506356-1
BMW X3 Series E83 LCI 2.0d N47 Engine ECU Kit DDE 8506356 + EWS4 + Key Manual
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Part no. 6943538
BMW E92 Driver's Seat Memory Wiring Cables Loom Harness 6943523
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Part no. 5A44498
BMW F20 F30 F32 G20 G30 Advanced Car Eye 3.0 Full HD Rear View Camera 5A44498
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Part no. 6922663
BMW 7 Series E65 Light Control Unit Module DYN.LWR Lear 6922663
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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 .