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. 9874338-1
BMW F20 F21 F22 F30 F31 Head Unit Basic Media Navigation Headunit 9399427
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BMW E60 E81 E90 E91 Petrol Alternator Generator 180A 7555926
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VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6855189
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Navigation Headunit BMW F20 F21 F30 F31 Mini F56 Head Unit Basic Media 9139895
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BMW E46 E64 Driver Side Seat Wiring Loom Electric Harness 7002532
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BMW E46 Convertible Rollover Sensor Control Unit Module 8385223
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Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
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BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179
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Control Unit BMW F20 F21 F22 F30 F31 F32 F36 Module FEM ECU LR01 9387265
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BMW 5 6 Series E60 E61 E63 E64 Battery Lead Negative Adapter IBS 9123572
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BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM II 9197163
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BMW F20 F30 Mini F55 F56 Radio Remote Control Receiver 434 MHZ 8802918
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BMW E87 Footwell Light Module Control Unit NSW PL2 FRM II Lear 9166707
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BMW E90 Footwell Light Module ECU Control Unit PL2 FRM Lear 9204536
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BMW E81 E87 E90 E91 E92 E93 LCI Radio CD Professional 9243916
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BMW E81 E87 LCI 116i 1.6 Petrol N43 122HP ECU Kit DME 7599881 CAS3 Key Manual
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BMW E60 530i M54 231HP Engine ECU Kit Unit DME 7533651 + CAS2 + Key Automatic
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BMW 1 3 Series E81 E90 LCI Business System Car Infotaiment Computer CIC
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BMW E70 LCI F10 Alternator Generator Engine 180A Valeo N57 Diesel 7803724
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Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 9170702
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BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6958198
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BMW F20 Driver Side Door Cable Harness Wiring 9335291
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BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8362337
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BMW 7 Series E65 E66 TV Function Video Module Control Unit Tuner 6933867
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BMW F30 F32 F36 335dX 435dX N57Z 313HP Engine ECU Unit Kit DDE 8578082 Key FEM
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BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9191568
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BMW E38 Headlight Light Check Module Control Unit ECU Lear LCM II 8372875
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BMW 5 Series F07 F10 F11 CAS4 Control Unit Key Reading Module 9257038 6809374
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BMW 1 Series E82 E88 125i N52N 218HP ECU Kit DME 7594483 CAS3 + Key Automatic
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BMW E81 E87 E90 E91 PDC Parking Sensor Front Rear Mineralgrau Mineral Gray B39
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Part no. E90 Wiring Loom Set PDC rear
BMW E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9166709
BMW 3 Series E90 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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BMW E60 E61 X3 E83 Front PDC Parking Sensor Silver Grey Silbergrau - A08
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BMW Z4 E89 Power Distribution Box Control Unit Module With Fuse 9192124
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BMW F10 520d N47N 184HP ECU Kit Control Unit DDE 8574091 CAS4 + Key
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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. 9302159-1
Multimedia Player BMW X1 E84 E87 E90 E91 E92 LCI Radio Professional DAB 9302159
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BMW F10 F11 X5 E70 Alternator Generator Unit Valeo 230A Diesel Engine 7807187
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PDC Module BMW X3 F25 X5 F15 Mini F55 F56 Parking Distance Control Unit 6836883
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BMW X1 E84 18dX N47 ECU Engine Control Unit Kit DDE 8512499 CAS3 + Key Manual
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Navigation Head Unit BMW E60 E61 CCC CD Professional System Controller 6974913
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Engine Wiring BMW F10 F11 520d N47N Loom Cable Harness Injector Module 8513814
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Front Seat Module BMW E87 E90 E91 E92 Control Unit ECU 6926359
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BMW 1 Series E87 ECU Body Control Module Unit H2 PL2 JBBFE 6968036
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BMW 5 Series E60 E61 Cable Loom Driver's Door Wiring Harness 6972569 6972564
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BMW 5 Series E60 E61 Cable Set Door Wiring Loom Harness Driver's Side 9120773
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BMW X6 E71 Rear Trunk Battery Cover Tray Storage Box 6981050
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BMW E60 E61 E63 Professional CCC Navigation System Controller 9159022
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Telephone Control Module BMW F30 F32 F36 Telematics Bluetooth ATM ECE 4G 2622584
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BMW X3 E83 Z4 E85 E86 Radio Business CD Player Audio Head Unit 6943437
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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. 7557809-4
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
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BMW 7 Series E65 Spare Key Fob Emergency Adapter Case Holder Mount Slot 6922666
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BMW X3 Series E83 Boardmonitor Central Information Display Screen 6,5" 3415007
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Part no. 6943854
BMW E60 E61 E63 E64 ECU Control Unit Key Reading Module CAS 2 6943854
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Part no. 7583225-12
BMW E81 E87 LCI E90 E91 N43 118i 318i ECU Kit DME 7583225 CAS3 + Key Manual
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BMW X3 Series E83 2.0d 150HP Engine ECU Kit DDE EWS3 Key 7796571 Manual
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Engine Wiring BMW F45 Mini F60 B38 Loom Harness Injection Valve Ignition 8634244
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BMW X5 E70 Front Seat Control Unit Module ECU Left Right N/O/S 9149834
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Gateway Module BMW F10 F11 Central Control Unit Lear ZGW-01 High 9236462
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Part no. 7559178-2
BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Wiring Loom BMW X3 G01 X4 G02 B57 Harnes Diesel Engine Automatic Gearbox 8588547
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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. 9345330
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V8 9345330
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Part no. 9258173-1
Radio CD BMW E87 E90 E91 LCI Professional Bluetooth Player Control Unit 9258173
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Part no. 9247472-3
BMW E87 ECU Body Control Module Junction Box PL2RR H2 9247472
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Part no. 9247383
Air Module Control BMW X3 F25 F12 F13 Air Module Unit ECU9247383
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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. 7577968-3
BMW E60 E61 E90 E91 E92 N52 325i 525i Engine Control Unit ECU DME 7577968 Manual
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Part no. 7595179-6
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7595179 CAS3 + Key Manual
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Part no. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
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Part no. 6966615
BMW 3 X3 X5 Z4 Series E46 E53 E83 E85 E86 Video Module High 6966615
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Part no. 9124632
BMW Z4 E85 Radio Business CD Player Multimedia MMI Head Unit 9124632
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Part no. 7566525
BMW E82 E90 135i 335i N54 Engine Gearbox Wiring Loom Harness Cables 7566525
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Part no. 9253480
BMW 3 Series E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359253480 9253480
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Part no. 9204525
BMW 1 Series E87 LCI ECU Light Module Control Unit PL2 FRM II Lear 9204525
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Part no. 6943062
BMW E60 E63 E64 LCI Body module ECU 61356943062 6943062
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Part no. 9267421-1
BMW E87 LCI Body Control Module Junction Box ECU PL2RR JBBFE IIIR 9267421
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Part no. 8574351-2
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 Manual
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Part no. 6809244
Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 6809244
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BMW E60 E61 E63 E81 E87 E90 Control Unit For Fuel Pump ECU 7203993
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BMW 3 E36 Coupe Saloon Aerial Antenna Amplifier Signal Booster Module 1387751
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Part no. 9247474-1
BMW E93 LCI ECU Body Control Module H3 Junction Box PL2RR JBBFE IIIR 9247474
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BMW X6 E71 Antenna Amplifier Diversity Control Unit Module 868 MHZ 9130160
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BMW E60 M5 E63 E64 M6 S85 Alternator Generator 170A 7834160
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PDC Module BMW E38 Parking Assist Distance Control Module Unit ECU PDC 8372271
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BMW X5 E46 E53 E60 E65 Preheater System Lead Cable Starter 7789231
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BMW 1 Series E87 LCI ECU Body Control Module Unit H2 PL2RR JBBFE IIIR 9227184
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Part no. 9231321-1
BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9231321
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BMW E60 LCI Radio Player M-ASK M-Audio System Controller Head Unit 9195756
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Part no. 9149232
BMW E87 E90 Navigation Controller DVD M-ASK Business System Head Unit 9149232
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Part no. 6879835
Air Module BMW F20 F23 F30 F32 F36 Domain Control Module ICM Plus Unit 6879835
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Part no. 9341082
BMW F20 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9341082
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Part no. 7796125-1
BMW X5 E70 X6 E71 Alternator Generator 170A 170AMP 14V VALEO BM57N2 7796125
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Part no. 7552393
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7552393 Automatic
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Part no. 6906071
BMW 3 Series E46 Touring Amplifier Side Window Antenna Aerial 6906071
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Part no. 9364819
BMW 3 E93 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9364819
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Part no. 7577068-1
BMW E90 E91 E92 N52N 325i 218HP Engine ECU Kit DME 7577068 + CAS3 + Key Manual
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Part no. 6923700
BMW E65 Cable Harness Door Panel Card Rear Wiring Loom 6913147
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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 .