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. 6977679
BMW X5 X6 3 4 Series E70 F15 F16 F30 F31 F32 Cigarette Lighter Socket 6977679
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Fuse Box BMW F40 Mini F55 F56 Power Distribution Junction Relay Unit 9270356
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BMW X1 E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6982386
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BMW E46 E60 E61 E65 E83 E53 M57N Engine Starter Motor 63223537
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BMW X1 Series E84 20i N20 184HP ECU Engine Kit DME 8610678 CAS3 + Key Manual
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BMW F20 F21 F22 F30 F31 F32 Mini F55 F56 F57 Head Unit Basic Media DAB 8794297
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BMW 3 4 Series F30 F31 F32 Front Bumper PDC Wiring Cable Loom Set 9260019
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BMW E63 E64 LCI Driver's Seat Occupancy Sensor Mat Control Unit Module 9126457
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BMW E88 Body Control Comfort Unit Module BCM Unit ECU 9305738
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Part no. 6906588
BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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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. 9366164
Amplifier BMW F30 F31 F32 Top Hifi Audio Sound Amplifier Harman Kardon 9366164
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Part no. 9852926
BMW F31 X5 F15 Mini F60 Electric Tailgate Bootlid Control Unit Module 9852926
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BMW Z4 E60 E61 E63 E85 Air Module Control Unit Module ECU 9160557
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Part no. 9161931
BMW E46 E83 Basic Body Control Unit Module GM5 Star12 9161931
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Part no. 9215952
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS
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Part no. 5A7F553
BMW G26 Reverse Rear View Camera 5A7F553
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Part no. 9191554
Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 9191554
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Part no. 9337219
BMW 3 Series F32 F82 M4 Wiring Loom Front Door Cable Passenger Side 9337221
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Part no. 9147387
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9147387
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Part no. 9253111-3
Battery Cable BMW F20 F21 F22 Red Positive Plus Pole Blow Off 9253111
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Part no. 8577835
BMW F10 F30 330d 530d 258HP Engine Control Unit N57N ECU DDE 8577835 Automatic
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Part no. 8517874-1
BMW 1 Series F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM Manual
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Part no. 8586536-7
BMW F07 GT F10 F11 535d F13 640d LCI N57Z 313HP Engine ECU DDE 8586536 Automatic
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Part no. 6964051
CAS2 Module BMW E87 E90 CAS2 ECU Comfort Control Unit 61356964051 6964051
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Part no. 9228272
Telematics Module BMW F01 F07 F10 F12 Bluetooth Control Unit ECU 9228272
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Part no. 9329700
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9329700
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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. 6855189
VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6855189
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Part no. 9145437-2
Information Display BMW E81 E82 E87 E88 Board Monitor Central Screen 9145437
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Part no. 7533651-8
BMW E60 530i M54 231HP Engine ECU Kit Unit DME 7533651 + CAS2 + Key Automatic
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Part no. 9229878-2
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9229878
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Part no. 9390489
BMW Z4 E89 Footwell Light Module Control Unit ECU FRM3R PL2 Lear 9390489
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Part no. 7595847
BMW X5 X6 E70 E71 Rear Differential Control Module Unit QMV 7595847
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Part no. 7599881-6
BMW E81 E87 LCI 116i 1.6 Petrol N43 122HP ECU Kit DME 7599881 CAS3 Key Manual
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Part no. 6944499
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6944499
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Part no. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
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Part no. 9196760
BMW E60 LCI E63 CHAMP Business System Controller CD Player 9196760
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Part no. 8792232
BMW X1 F48 Mini F55 F56 LCI B+ Junction Terminal Power Distribution Box 8792232
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Part no. 9231515
BMW F31 Rear Antenna Aerial Amplifier AM/FM DAB 9231515
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Part no. 7391400
BMW F45 Active Tourer LED Module Cornering Light Front Right O/S Unit 7391400
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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. 6814596
BMW F20 F21 F30 F31 F32 Rain Light Solar Sensor 6814596
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Part no. 8574019
BMW F30 F32 LCI 335dX 435dX N57Z Engine Wiring Cable Loom Harness 8574019
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Part no. 3405141
BMW X3 Series E83 E83N LCI Support Bracket Navigation Computer 3405141
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Part no. 7605031
BMW X5 X6 Series E70 E71 Transfer Box Control Unit Module ECU 7605031
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Part no. 9176958
BMW E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9176958
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Part no. 7565300-2
BMW Z4 E85 2.0i N46 150HP ECU Control Unit Module Kit DME 7565300 EWS Key Manual
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Part no. 6965279
BMW E82 E88 E90 Switch Cluster Cruise Control Stalk Unit 6965279
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Part no. 9257200
BMW X5 E70 CD Player Head Unit CIC DAB Professional Navigation Sat Nav 9257200
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Part no. 9288769-1
Audio Speaker BMW F20 F21 F23 F30 Mid-Range Sound Speaker Stereo HiFi 9288769
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Part no. 5A0B302
BMW F20 F30 Mini F60 KAFAS 2 Camera Speed Control ECU Module Unit 5A0B302
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Part no. 7810001-1
BMW E81 E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7810001 CAS3 + Key
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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. 9156230
BMW E60 E61 E63 Professional CCC Navigation System Controller 9159022
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Part no. 6978714
BMW E61 Body Control Module ECU Unit KBM High 6978714
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Part no. 9289614
BMW F10 F11 F20 F21 F30 F31 F32 Navigation DAB Head Unit High 9289614 9290361
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Part no. 9240532
BMW E90 LCI Footwell Light Control Module Lear FRM3R PL2 LED 9240532
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Part no. 7964084-LMB
BMW E60 E61 PDC Parking Ultrasonic Sensor Rear Le Mans Blau Blue 381
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Part no. 6902659
BMW E46 Radio Business Cassette Player Audio Control Head Unit 6902659
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Part no. 6906071
BMW 3 Series E46 Touring Amplifier Side Window Antenna Aerial 6906071
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Part no. 6941503
BMW X5 Series E53 Cable Harness Door Front Right Left N/O/S 6941503
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Part no. 6956505
BMW E60 E61 E63 E64 Rear Power Distribution Fuse Relay Box 6956505
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Part no. 9311035
Navigation Head Unit BMW F10 F20 F21 F30 F31 Media Player High 9311035
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Part no. 9263797
BMW E81 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
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Part no. 7591534
BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 9283428
BMW E81 E87 E90 LCI Professional Navigation Car Computer CIC 9283428
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Part no. 6915047
BMW E46 E39 E38 E83 E53 E85 E86 Control Unit Voice Input System Module 6915047
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Part no. 6903094
BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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Part no. 6913896-1
BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod
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Part no. 7567178-4
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS3 Key 7567178 Automatic
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Part no. 8366646
BMW 3 5 6 Series E60 E63 R50 R52 Relay Make Contact Orange 8366646
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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. 9351679
BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679
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Part no. 7614896
Ignition Harness BMW F10 F12 F07 GT Petrol N63 Engine Ignition Wiring 7614896
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Part no. 9451484
Trunk Lid Module BMW F40 F90 M5 G20 G30 Power Tailgate Control Unit 9451484
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Part no. 1436907
BMW E38 Earth Cable Battery Engine Electrical Cable Wiring 1436907 1436908
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Part no. 8509023
BMW E90 E91 E92 E93 LCI X1 E84 X3 F25 Alternator Generator 180A N47N 8507624
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Part no. 9267421-2
BMW E84 ECU Body Control Module Junction Box PL2RR JBBFE IIIR 9267421
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Part no. 8586141
BMW F20 F21 F30 116d 120d 316d 320d N47N Wiring Harness Engine Module 8586141
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Part no. 7508145
BMW 3 X5 Series E46 E53 M54 Automatic Gearbox Basic Control Unit EGS 7508145
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Part no. 7587164-1
BMW E88 Cabrio 125i N52N 218HP ECU Kit DME CAS3 Key 7587164 Automatic
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Part no. 8518167
BMW E81 E87 E90 LCI 118d 318d N47 ECU Engine Control Kit DDE 8518167 Automatic
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Part no. 8643642
BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
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Part no. 7258278
Headlight Module BMW F07 F10 LEAR TMS Headlamp Control Unit Module 7258278
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Part no. 7571510-2
BMW Z4 E85 Roadster 2.5i N52 177HP ECU Kit DME 7571510 EWS + Key Manual
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Part no. 9318777-1
Pedestrian Protection Sensor BMW F10 F11 Front Bumper Crash Impact Unit 9261962
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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. 9221719-1
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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Part no. 6935048
BMW 6 Series E64 Aerial Antenna Amplifier Diversity DAB 6935048
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Part no. 6971370-1
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Part no. 8580307-2
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8580307 CAS3 Key Automatic
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Part no. 6927931
BMW 5 6 Series E60 E61 E63 E64 Control Unit Module CAS 2 CAS2 6927931
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Part no. 9137725-1
BMW E63 E64 LCI Camera Lane Departure Warning Unit 9137725
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Part no. 8574351-4
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Part no. 420919275
Rear Bumper PDC Audi A5 Sensor Parking Distance Control 420919275
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Part no. 6965046
BMW 5 6 Series E60 E61 E63 M-ASK M-Audio System Controller CD Player 6965046
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Part no. 1735752
BMW E36 Electrical Fuse Relay Box Covering Panel Trim Socket Petrol 1735752
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Part no. 7557809-10
BMW E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
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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 .