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. 6976989
Mini Cooper One R52 Body Control Unit Basic Module BC1RD 6976989
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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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Part no. 9258164
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. 8617050-1
Mini R56 LCI One 55kW N16 1.6 75HP Engine ECU Kit DME 8617050 CAS 3 + Key
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Part no. 7557395-7
MINI Cooper S R52 R53 W11 170HP Engine Control Unit ECU DME 7557395 Automatic
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Part no. 7557395
Mini Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Manual
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Part no. 3451924
BMW Mini Cooper R56 High SPEG PL3 DC/DC M2 Fuse Distribution Box 3451924
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Part no. 3456051-2
Mini R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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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. 3455235
Mini Cooper R56 Fuse Box SPEG High DC/DC H4 3455235
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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. 6982114
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6982114
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Part no. 3457528-1
BMW Mini Countryman R60 Footwell Light Module High EKS ECU PL3 FRM3R 3457528
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Part no. 6942507
Mini R52 R53 Battery Cable Wiring Lead Positive Plus Pole 6942507
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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. 6917548-1
BMW Mini 1 R50 R53 Rear PDC Ultrasonic Parking Sensor Pure Silver Metallic 900
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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. 9136874
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9136874
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Part no. 3412531
BMW X3 E83 Light Lamp Switch Wiring Wire Cable Plug 3405795
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Part no. 6934293
Mini R50 R53 Body Control Unit Basic Module Controller BCM BC1RD 6934293
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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. 3452677-1
Mini Clubman R55 Footwell Light Module High EKS ECU PL3 FRM II 3452677
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Part no. 3456588-2
Mini R60 Countryman Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456588
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Part no. 7589971-8
Mini Cooper R55 R56 Engine N12 1.6 120HP ECU Kit DME 7589971 + CAS3 + Key Manual
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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. 7610009-3
Mini Cooper S R56 N14 1.6 174HP ECU DME Kit CAS 3 Key 7610009 Manual
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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. 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. 9221719
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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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. 7573029
Mini Cooper R55 R56 IBS Negative Battery Lead Cable
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Part no. 3456395
BMW Mini Cooper R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456395
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Part no. 4154934
Radio Boost CD Mini R50 R52 R53 Head Unit Audio Player 4154934
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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. 7610009-1
Mini Cooper S R56 N14 1.6 174HP ECU Kit DME CAS 3 Key 7610009 Manual
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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. 3456051-1
Mini Cooper R57 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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Part no. 7527610-3
Mini Cooper R50 W10 90HP Engine ECU Kit DME 7527610 + EWS + Key Automatic
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Part no. 6959011
Mini Convertible Cabrio R52 Amplifier Speakers Audio Hifi Harman Kardon 6959011
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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. 7531809
Mini Cooper One R50 R52 Automatic Gearbox Transmission Signal Control Module
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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. 3455701-1
BMW Mini Cooper Convertible R57 Footwell Light Module ECU PL3 FRM II 3455701
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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. 3452677
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452677
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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. 9170730
Mini Cooper R55 R56 R57 CCC CD Navigation Sat Nav Head Unit 9170730
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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. 8519663-13
Mini Cooper D R55 R56 LCI R60 N47N 1.6 112Hp Diesel ECU Kit DDE 8519663 CAS3 Key
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Part no. 9158040
Mini R55 R56 R57 Flat Cable Wiring Wire CAS 9158040
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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. 6929760
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
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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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Part no. 7533097
Mini Cooper One R50 Petrol W10 Engine Wiring Loom Harness Module 7533097
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Part no. 9211969-1
BMW E60 E61 E90 E91 LCI Display Screen 8.8" Monitor Sat Nav 9211969
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Part no. 3412238
BMW X3 Series E83 2.5i 3.0i M54 Automatic Gearbox Wiring Loom Harness 3412238
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Part no. 3452093
Mini Cooper R56 Footwell Light Control Unit Module LOW ECU PL3 FRM II 3452093
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Part no. 9224589
BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224589
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Part no. 6920182
BMW X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182
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Part no. 6956586
BMW 1 Series E87 Footwell Light Module ECU Control Unit NSW PL2 FRMFA 6956586
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Part no. 9213372
Mini Cooper One R55 R56 R58 Electrical System Fuse Distribution Box 9213372
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Part no. 7412610
BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722
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Part no. 6983304
BMW E87 ECU Body Control Module Unit H2 PL2 JBBFE 6983304
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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 .