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. 7594483-1
BMW 1 Series E82 E88 125i N52N 218HP ECU Kit DME 7594483 CAS3 + Key Automatic
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BMW 3 E91 Touring Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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BMW 5 Series F10 F11 LCI B47 Cable Alternator Starter 8573116
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BMW 7 Series E65 E66 Antenna Amplifier Diversity Unit Module 6941747
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Board Monitor BMW X5 X6 E70 E71 Sat Nav System Screen 8,8" 9194064
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BMW X5 X6 Series E70 E71 Transfer Box Control Unit Module ECU 7605031
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BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box Black 6942912
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BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242
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BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184
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Part no. 7527072-3
BMW Z4 E85 2.5i Engine M54 192HP ECU Kit DME 7527072 + EWS3 + Key Automatic
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Part no. 9204536-2
BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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Part no. 6827065-1
BMW E81 Footwell ECU Light Control Module MAX Kuester FRM3R 6827065
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Part no. 7533651-3
BMW 5 Series E60 520i M54 170HP ECU Kit DME 7533651 + CAS2 + Key Automatic
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Part no. 9133144-1
BMW 5 Series E60 Body Gateway Module KGM LOW LEAR 9133144
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Part no. 7803373-5
BMW X3 Series E83 2.0d Engine M47N2 150HP ECU Kit DDE 7803373 EWS3 + Key Manual
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Part no. 7794952
BMW E60 M57 Engine Starter Motor 7794952 0001115041
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Part no. 6913389-1
BMW X3 X5 Z4 E53 E83 E85 6-Disc CD Changer Multichanger With Magazine 6913389
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Part no. 9215954
BMW X5 X6 E70 E71 Negative Battery Cable 9215954 61129215954
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BMW 3 Series E46 Cable Loom Door Rear Left Right N/O/S Wiring Harness 8378338
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BMW 3 Series E46 Coupe Saloon Aerial Antenna Amplifier Diversity 433MHZ 6907123
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BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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Part no. 7809944-1
BMW E90 E91 E92 330d M57N2 231HP Engine ECU KIT DDE 7809944 CAS + Key Automatic
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Part no. 6948052
BMW Z4 Series E85 Roadster Driver's Side Door Wiring Loom Cable 6941877
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Part no. 6913080
BMW E46 Passenger Front Door Wiring Loom Cable Harness 6913078 6913080
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Part no. 6908767
BMW 3 X3 X5 Series E46 E53 E83 Towing Hitch Trailer Hook Module Control Unit
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Part no. 9145349
BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
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Part no. 7182396
BMW X5 E70 E90 E91 LCI Control Unit Xenon Adaptive Headlight 7189311
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Part no. 9248179
BMW E81 E87 E90 E91 LCI Combox Telematics Module 9248179
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Part no. 9261580
BMW F20 F21 F30 F31 PDC Parking Sensor Ultrasonic Glacier Silver A83
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Part no. 8578609
BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608 8578609
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Part no. 2247391
BMW X5 Series E53 M57 3.0d Diesel Engine Starter Motor 2247391
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Part no. 9203081-2
BMW 5 Series E60 LCI Light Control Unit Module LEAR LM II E6X LWR 9203081
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Part no. 6913896-1
BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod
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Part no. 8621840
BMW 1 3 Series F20 F21 F30 LCI Starter Motor Engine 8621840
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Part no. 9459924
BMW 1 Series F40 Coil Spring Cartridge Slip Ring 9459924
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Part no. 7239175
BMW 3 Series F30 F80 M3 Battery Cover Trunk Trim Panel Right Boot 7239175
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Part no. 7241551
BMW F20 F21 Stoplamp Third Brake Light Rear Stop Lamp Red 7241551
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Part no. 8695512-1
BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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Part no. 6868194
BMW 3 Series E90 E91 LCI Mini R55 R56 Tyre Pressure RDC Control Unit Module
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9258164
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Part no. 6784314
BMW 5 7 Series E61 E61N LCI E65 Air Suspension Supply Control Unit 6784314
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Part no. 9206778
BMW 3 5 7 X5 Series E61 E65 E70 E90 Telematics ECU Control Unit GSM 9206778
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Part no. 9147191
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 9147191
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Part no. 9223314
BMW 1 3 Series E81 E90 LCI Business System Car Infotaiment Computer CIC
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Part no. 9134855-1
Battery Lead BMW E81 E87 Battery Cable Negative IBS 9134855 61129134855
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Part no. 6774039
BMW 5 6 Series E60 E61 E63 E64 Power Steering Speed Sensor 6774039
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Part no. 6938058
BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Amplifier Module 868MHZ
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Part no. 6988104-1
BMW E39 E46 X5 E53 X3 E83 EWS IV Control Unit Modul 6988104
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Part no. 6961859
BMW E65 E66 E67 Navigation System DVD GPS Computer Head Unit 6935555
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Part no. 9227500
BMW E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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Part no. 7561684
BMW 3 5 Series E60 E90 DME Petrol N52 Engine Control Unit ECU 7561684 Manual
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Part no. 9138179
BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179
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Part no. 1729981
BMW 5 7 X5 Series E34 E38 E39 E53 Petrol Starter Motor 1729981
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Part no. 7797660
Alternator BMW X3 E46 X5 E53 E85 Diesel Generator 150A 7797660
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Part no. 6941416
BMW 5 6 Series E60 E61 E63 E64 6-disc Compact CD Changer 6941416
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Part no. 9128183-2
BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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Part no. 3412531
BMW X3 E83 Light Lamp Switch Wiring Wire Cable Plug 3405795
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Part no. 9119496
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 9119496
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Part no. 7511570-1
BMW X5 E53 3.0i Engine M54 231HP ECU Kit DME 7511570 + EWS + 2 Keys Automatic
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Part no. 9185536
BMW E90 E91 E92 Professional CCC Navigation System Controller 9185536
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Part no. 9241008-1
BMW E90 Max Brose Footwell Light Module Control Unit ECU FRM3R 9241008
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Part no. 7567178-3
BMW E60 E90 523i 323i Petrol N52 177HP ECU Kit DME 7567178 CAS3 + Key Automatic
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Part no. 4104215
BMW X5 Series E53 PDC Parking Control Module Unit PDC 4104215
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Part no. 6961141
BMW X5 Series E53 Light Check Module Control Unit ECU Xenon Lear LCM IV 6961141
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Part no. 6946947
BMW X5 E53 Basic Body Control Unit Module GM3 6946947
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Part no. 6942101
BMW E64 E89 B-pillar Sensor Left N/S 6942101 6945157
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Part no. 6934836
BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module 6934836
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Part no. 2753025
Mini Cooper R55 R56 R57 R58 Wiring Heated Seat Loom 2753025
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Part no. 7411595
BMW F10 F20 F30 Control Unit For Fuel Pump Module 7411595
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Part no. 9240351
BMW X5 F20 F21 F30 E70 LCI Trunk Lid Reversing Camera Rear 9240351
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Part no. 9204532
BMW E91 LCI ECU LED NSW Light Module Control Unit PL2 FRM II 9204532
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Part no. 9150891
BMW 1 Series E81 E82 E87N LCI E88 Wiring Cable Air Flap PDC Front 9150891
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Part no. 9204545
Hands Free Bluetooth Module BMW E81 E87 E90 E91 Electronics MULF2 9204545
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Part no. 7583225-8
BMW E87 LCI E90 E91 120i 320i N43 170HP ECU Kit DME 7583225 CAS3 + Key Manual
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Part no. 6943834
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 6904012
BMW 3 5 7 X5 Series E38 E39 E46 E53 Rain Light Sensor Windscreen Wiper 6904012
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Part no. 9230454
BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9230454
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Part no. 9177987
BMW E91 ECU Body Control Module H4 Electronic Box 61359177987 9177987
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Part no. 9264569
BMW 1 Series E81 Body Control Module L2 61359264569 9264569
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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. 9154943
BMW 5 Series E60 LCI Light Control Unit Module LCM LM E6X LWR LEAR 9154943
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Part no. 9224593
BMW 3 Series E93 Xenon Footwell Light Module Control Unit ECU PL2 FRM3R 9224593
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Part no. 9132216
BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 9132216 65129132216
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Part no. 6976154
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6976154
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Part no. 9217853
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9217853
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Part no. 7560955-1
BMW 3 Series E90 320si 173HP DME 7560955 Petrol N45 ECU Kit CAS2 + Key Manual
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Part no. 6987999
BMW 3 Series E91 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6987999
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Part no. 6975173
Bluetooth Module BMW E81 E87 E90 MULF Hands free Electronics Charging 6975173
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Part no. 6975686
BMW E60 E61 E63 Control Unit Gateway Module ECU 6975686
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Part no. 6943814
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 6943814
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Part no. 8506566
BMW E90 E91 LCI 320d N47N 184HP ECU Engine DDE 8506566 Manual Transmission
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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. 7616200
Battery Cable BMW E90 E91 E92 E93 Wiring Negative Minus Pole IBS 7616200
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Part no. 6961134-1
BMW 1 Series E87 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6961134
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Part no. 6965406
Hands Free Control BMW E81 E87 E90 Electronics Charging Module MULF 6965406
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Part no. 6938310
BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6938310
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Part no. 9199439
BMW 1 3 Series E81 E87 E90 E91 E92 Radio Professional CD Audio Player 9199439
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Part no. 7532988
BMW X3 Series E83 3.0i M54 Automatic Gearbox Basic Control Unit EGS 7532988
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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 .