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. 9187363
BMW X1 E84 E90 E91 Petrol Instrument Cluster Speedo Clocks Manual 9187363
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BMW 5 6 Series E60 E63 E64 530i 630i N52 ECU Kit DME CAS 2 Key 7555361 Automatic
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BMW G20 G22 X5 G05 X6 G06 X7 G07 Integrated Relay Power Supply Module 8490530
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Audio Amplifier BMW F30 F31 LCI F36 Top Hifi Harman Kardon Control Unit 9390140
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BMW F01 F02 F07 Air Suspension Control Unit Module 6795086
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BMW F20 F21 116i F30 316i N13 136HP Engine Control Unit ECU DME 8610484 Key FEM
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BMW X5 E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
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Alternator BMW X3 E46 X5 E53 E85 Diesel Generator 150A 7797660
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BMW X3 Series E83 2.5si N52N 218HP Engine ECU Kit DME + Key 7576670 Manual
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BMW E60 E90 E91 LCI 330i 530i N53 272HP ECU Kit DME 7616431 CAS3 + Key Automatic
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BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7812502 + CAS3 + Key Manual
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BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9197127 9205279
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Radio CD BMW X3 E83 Z4 E85 E86 Business Player Control Unit Module 6932428
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BMW E82 E88 125i N52N 218HP Engine Control ECU Kit DME 7614359 Manual
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Part no. 8570933-2
BMW F20 F21 116d N47N 116HP Engine ECU Kit DDE 8570933 Key Lock FEM Manual
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Part no. 7805287-3
BMW E60 LCI E90 335d 535d M57N2 286HP Engine ECU Kit Unit DDE 7805287 CAS3 Key
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BMW 5 X5 7 SERIES E60 E60N E61 E65 E66 E67 E70 Drive Longitudinal Seat Adjust
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Head Unit BMW F90 G30 Navigation Audio Player Controller Module 5A060E1
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BMW G20 BCM FEM Body Module Control Unit ECU BDC-03 5A53371
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Part no. 8510221-14
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 7540510-2
BMW 5 6 Series E60 E63 545i 645Ci N62 Engine ECU KIT DME 7540510 + CAS2 + Key
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BMW E90 E92 335i Petrol N54 ECU Engine Control Unit Module DME 7586933 Manual
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Part no. 7536690
BMW E88 E65 E66 E67 E63 E64 E53 Starter Motor Bosch 12V 7536690 0001108208
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Part no. 6942166
BMW 7 E65 E66 Navigation Sat Nav System CD Computer Player 6942166
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Part no. 7824731-1
BMW X1 F48 sDrive 18d B47 150HP Engine Unit ECU Kit DDE 7824731 Automatic
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Part no. 9231843
Door Cable Mini R55 R56 LCI Wiring Loom Front Right Passenger Side 9231843
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Part no. 8470176-2
BMW F20 F21 LCI 120d B47 190HP Diesel Engine Control Unit ECU DDE 8470176 Manual
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Part no. 7203228-2
BMW F11 Trunk Lid Boot Tailgate Lamp Plug Socket Wiring Rear Right O/S 8377240
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Part no. 7803373-3
BMW E60 E87 E90 120d 320d 520d M47N2 Engine Control ECU Kit DDE 7803373 CAS3
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Part no. 8582555-1
BMW F10 F11 525d N47S1 218HP Engine Unit Module 8582555 CAS4 Keys Automatic
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Part no. 9163148
BMW E60 E61 Door Wiring Loom Harness Co-Drivers Passengers Side 9163145
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Part no. rhd-7590203-1
BMW X5 X6 E70 E71 Gearbox Emergency Release Unlocking Device Automatic 7590203
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Part no. 6924092
BMW 7 Series E65 E66 E67 Control Unit Voice Input System Module 6924092
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Part no. 2622605
Telematics Module BMW F20 F21 Bluetooth Teleservices GPS Control Unit 2622605
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Part no. 8591073-3
BMW F30 LCI 320d ed B47 163HP Engine ECU Kit DDE 8591073 FEM + Key Manual
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Part no. 7429125
Headlight Module BMW F36 Headlamp Control Unit FLE2 MAX 7429125
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Part no. 8518168-1
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Kit DDE 8518168 CAS3 + Key Manual
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Part no. 9313044
Hifi Amplifier BMW F06 F12 LCI F13 LCI System Sound System Module 9313044
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Part no. 6827064-4
BMW Z4 E89 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. 8843415
BMW G20 G21 G30 G12 LCI X3 G01 Cell Module Control Unit 8843415
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Part no. rhd-7543500-1
BMW E65 750i Petrol N62N 367HP ECU Kit DDE 7794058 CAS / ZAS Key Automatic
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Part no. 6913080
BMW E46 Passenger Front Door Wiring Loom Cable Harness 6913078 6913080
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Part no. 7841981-1
BMW E90 E92 E93 M3 Engine S65 420HP ECU Kit DME 7841981 + CAS3 + 2 Keys
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Part no. 6862758
BMW F21 Crush Control Air Module Unit ICM Plus ECU 6862758
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Part no. 7644747
BMW F10 F11 F30 Petrol N20 ECU DME Engine Control Unit Module 7644747 Manual
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Part no. 7812502-1
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7812502 + CAS3 + Key Manual
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Part no. 6920447
BMW 5 7 Series E60 E61 E65 E66 Seat Control Module Unit ECU 6920447
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Part no. 8488548
High Voltage Inverter BMW i3 I01 Hybrid 120Ah Rex Electrical Machine 8488548
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Part no. 6842255
BMW F39 F45 Mini F56 F60 ICM Control Unit Air Bag Module SRS Airbag ECU 6842255
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Part no. 7521137
BMW X3 E83 E46 E60 E61 E65 M54 Alternator Generator 150A 7521137
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Part no. 9313929
BMW F10 Headlight Footwell Light Control Module Control Unit FRMIII 9313929
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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. 7075948
BMW 5 7 Series E60 E61 E65 E66 Front Driver Seat Angle Adjustment Drive 7075948
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Part no. 9496817
Front Impact Sensor BMW F70 G05 G14 G15 U06 Safety Crash Module Unit 9496817
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Part no. 6941588
BMW 7 Series E65 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6941588
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Part no. 6914666
BMW E65 E66 Front Seat Occupancy Sensor Mat 6914666
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Part no. 9393952
Rear Side View Camera Module BMW F30 F31 F10 F11 F01 F02 Control Unit 9393952
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Part no. 6982389
PDC Module BMW E81 E87 E90 E91 E92 Parking Control Unit ECU 6982389
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Part no. 8625241-8
BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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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. 9390142
BMW F30 F31 F32 LCI Top Hifi System Amplifier Harman Kardon 9390142
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Part no. 7549387-2
BMW E60 520i M54 170HP Engine Control ECU Kit DME 7549387 CAS2 Keys Automatic
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Part no. 7501690
BMW 3 5 7 X5 Series E38 E39 E46 E53 Generator Alternator Bosch 120A 7501690
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Part no. 5A656B5
SRS Module BMW X3 G01 X4 G02 5 G30 Control Module Air Bag Unit 5A656B5
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Part no. 9215646
BMW E90 E90N E91 E92 On Board Monitor Display Screen 8,8" Radio 9215646
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Part no. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 9291771
BMW Body Control Module Lear BCM Unit ECU 9291771
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Part no. 6891679
VDC Module BMW F80 M3 X5 F15 Air Suspension Level Control Unit 6891679
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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. 9399624
BMW X5 F15 LCI High Voltage Battery Cable Wiring Harness Loom EME 9399624
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Part no. 5A9C7F9
A/C Module BMW X3 G01 G20 G30 Climate Control Unit Air Conditioning 5A9C7F9
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Part no. 8588448
BMW 1 3 Series F20 F21 F30 LCI Wiring Harness Engine Glow Plug Module 8588448
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Part no. 9299946
BMW F06 F07 Body Control Comfort Module Unit ECU 9299946
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Part no. 8512498-9
BMW E82 X1 E84 E87 LCI 120d N47 177HP Engine ECU DDE 8512498 Manual
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Part no. 6944536
BMW 5 Series E61 Positive Battery Cable Plus Pole Lead 6944536
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Part no. 8621016
BMW G11 G12 G20 HV Accumulator Battery Negative Ground Cable Wiring Plug 8621016
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Part no. 9380156
BMW F80 M3 LCI Telematic Control module Comunication Unit ATM ECE 4G 6820726
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Part no. 7501690-1
BMW 3 5 7 X5 E38 E39 E46 E53 M54 Engine Generator Alternator 120A
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BMW X5 Series E53 Interior Roof Trim Cover Ultra Sonic Module Alarm 8379941
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BMW F30 F32 F80 M3 F82 M4 1 Rear Antenna Aerial Amplifier AM/FM DAB
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Part no. 9246503
Radio BMW E81 E87 E90 E91 E92 LCI CD Professional DAB 9246503
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Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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Part no. 6944107
BMW E60 E61 E63 E64 M-ASK M-Audio System Controller Navigation Radio 6944107
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BMW F06 F12 F13 640d N57Z 313HP Engine Module Unit ECU DDE 8573557 Automatic
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 9117847
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Part no. 5A55AD9
DAB Receiver Module BMW F40 G20 G30 DAB Audio Module Harman Becker 5A55AD9
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Part no. 6936310
BMW 3 Series E46 Convertible Wiring Passenger Side Door Cable Harness 6936309
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Part no. 9263468
BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9263468
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Part no. 9329953
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 8,8" 9329953
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Part no. 7843191
Amplifier Unit BMW E90 E91 Individual Audio HiFi System Unit Lear 7842409
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Part no. 7807827-2
BMW 1 3 5 Series E60 E81 E90 120d 320d N47 Diesel ECU Kit DDE CAS 3 Key 7807827
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Part no. 6921960
BMW 5 X5 Series E39 E53 Radio Business CD Player 6921960
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Part no. 9459924
BMW 1 Series F40 Coil Spring Cartridge Slip Ring 9459924
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Part no. 7317459
BMW 5 7 Series F01 F02 LCI G30 Front Seat Left N/S Support Trim Outer 7317459
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Part no. 9203280
BMW X6 Series E71 Cable Loom Door Front Driver's Side Wiring Harness 6900920
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Part no. 9499002
BMW F20 F21 F22 F30 F31 F32 F36 Fuse Box Body Control Unit Module REM V2 9499002
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Part no. 9270646-1
BMW Z4 E89 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270646
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Part no. 6868873
Suspension Control Module BMW X5 F15 F20 F30 VDC Unit 6868873
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Part no. 9151864-1
HiFi Speaker BMW X5 E70 X6 E71 X3 E83 Top HiFi Sound Unit Door Card 6949734
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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 .