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. 9124583-KAS1
BMW E87 E90 Front Rear PDC Ultrasonic Parking Sensor SET X4 Kaschmirsilber
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Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
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BMW E60 LCI E90 E91 325d 525d M57N2 Engine ECU Kit DDE 7811151 CAS3 Keys Manual
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BMW X5 Series E53 Electrical Power Distribution Fuse Box 8378107
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BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
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BMW Z4 E46 E89 Mini R50 R52 Parking Control Module Unit PDC 9112463
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BMW X3 Series E83 Cover Positive B Battery Terminal Point Case 8371011
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BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
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BMW F30 LCI B48X 330e Hybrid Electric High Voltage Battery 8677631
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BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9160186
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BMW X3 X5 Z4 E53 E83 E85 6-Disc CD Changer Multichanger With Magazine 6913389
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BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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BMW G30 F90 M5 Antenna Aerial Diversity Amplifier Unit 8703399
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BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608
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BMW F40 Ultrasonic Alarm System Module Control Unit 5A44586
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BMW E82 Footwell Light Module LOW PL2 FRM II 61359197176 9197176
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BMW Z4 E85 Rear Bumper Antenna Mounted Aerial Unit FM 6912244
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Engine Control Unit BMW F20 F21 F22 118i 218i B38 136HP ECU DME 8699955 Manual
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BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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BMW E92 Mid-Range Loudspeaker Midtone Speaker 2163807
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Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
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Active Cruise Control BMW E90 E91 E92 LCI Longitudinal Dynamic Module 6774206
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BMW F33 F83 M4 Convertible Folding Top Roof ECU Module Control Unit CTM 9381020
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BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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Fuel Pump Control Unit BMW E60 E61 E81 E87 E90 Fuel Pump Module ECU 7229173
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BMW F20 F21 Xenon Headlight Control Unit Module Lear TMS 7316145
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BMW Z4 E85 Body Control Unit Module GM5STAR12 LOW 6963038
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Negative Lead Battery Cable BMW G11 G30 G31 X3 G01 IBS Wiring Harness 6840519
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BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Key Automatic
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Audio Amplifier HiFi BMW E87 E90 Top Sound System Control Unit 9177752
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BMW X5 E39 E53 Sunroof Sliding Roof Drive Unit Motor Actuator 8377939
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BMW 3 Series E90 ECU Body Control Module H1 61356968034 6968034
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BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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BMW 7 Series E65 E66 Sensor Front Right Door Airbag O/S 6947416
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BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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BMW F20 F21 F30 F33 KAFAS 2 Camera Lane Assist Module Control Unit ECU 9338298
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BMW E65 E66 Steering Wheel Electronics Control Unit Module ECU 6938106
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BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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BMW E90 Radio Professional CD Audio Player Dash Control Unit 6983018
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BMW 1 Series E81 E82 Driver Side Offside O/S Door Wiring Loom Harness 9118101
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BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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BMW X5 E53 Basic Body Control Unit Module GM3 6960249
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BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7809196 + EWS + Keys Automatic
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Camera Module BMW F10 F20 F12 F87 Reversing Camera Rear View Control 6994555
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Engine Alternator BMW E60 E61 E65 E66 Diesel Alternator Generator 170A 7789981
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Multimedia Player BMW X1 E84 E87 E90 E91 E92 LCI Radio Professional DAB 9302159
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BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
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BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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Part no. 7802471
BMW E87 E90 E90N E91 E92 E93 Alternator Generator Diesel 7802471
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BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6952987
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Preheating Control BMW E46 E60 X3 E83 E90 E91 Glow Plug Unit Diesel
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BMW 1 3 Series 2 E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6967641
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BMW F80 M3 F82 M4 S55 431 HP Engine Control Unit ECU DME 8645445 Dual Clutch
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BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU DDE Kit 7810980 Automatic
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BMW F10 F11 Front Bumper PDC Wiring Loom Cable Harness 9232534
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Gateway Module BMW F11 LCI Central Control Unit Lear ZGW-02 4SK 9380239
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BMW E81 E87 E90 E92 LCI 120d 320d N47 ECU Control Unit Module DDE 8506438 Manual
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BMW 5 Series E60 Light Control Module Unit Lear LME6X MAN. LWR (LCM) 6943284
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On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424
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Control Unit BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag ECU Module 9258350
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BMW 3 5 7 Series F30 LCI 330e G11 G30 Fuel Pump Control Unit Module 7439743
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Parking Sensor PDC BMW i3 I01 Front Bumper Ultrasonic Ionic Silver B93 9302569
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Part no. 8377415
BMW E60 E61 E63 E64 Fuel Fillter Flap Cover Actuator 8377415
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Part no. 7797660
Alternator BMW X3 E46 X5 E53 E85 Diesel Generator 150A 7797660
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Part no. 7616500
BMW E90 E91 E92 N52 N52N Engine Starter Motor Valeo 7616500
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BMW E60 IBS Negative Battery Lead Cable Connector 6944687
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BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
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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. 6960096
BMW 7 Series E65 E66 Dashboard Control Display Screen 8,8" 6960096 6967626
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BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6916692
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BMW E81 E87 LCI E90 E92 120d 320d N47 ECU Control Unit DDE Module 8506438
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BMW E81 E90 LCI Business System Car Infotaiment CD Player Head Unit CIC 9226347
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Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447
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BMW 1 3 X1 Z4 Series E81 E84 E87 E88 E89 E90 E91 E92 Radio Business CD 6975015
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BMW E93 ECU Body Control Module H3 Junction Box PL2RR JBBFE IIIR 9229880
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BMW 3 Series E46 Radio Business Cassette Player 6928762
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BMW X6 E71 Antenna Amplifier Diversity Control Unit Module 868 MHZ 9130160
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BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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BMW E46 M43 M57 Battery Cable Alternator Starter Base B+ Lead 1707017
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BMW E90 LCI Junction Box Body Control Module H1 PL2RR JBBFE IIIR 9226328
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Gearbox Cable BMW F45 F46 F39 B48 Automatic Transmission Wiring Harness 8642585
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On-Board Screen BMW F10 F11 LCI Central Information Display 10,25" 9321016
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BMW F01 LCI Seat Module Front Seat Control Module Unit Temic 9354277
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BMW X5 E70 30sd M57N2 286HP Engine ECU Unit DDE 8509036 Automatic
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BMW F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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BMW F10 F11 Front Bumper PDC Wiring Loom Electrical Cable Harness 9240226
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BMW E46 Z4 E85 M54 Automatic Gearbox ECU Control Module EGS 7522980
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CD Player BMW E60 E61 E63 M-ASK M-Audio Radio System Controller 6965046
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BMW F10 F11 LCI 520d B47 190HP Engine ECU Kit DDE 8591073 CAS4 Key Automatic
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BMW F10 Champ 2 Radio CD Player Head Unit ECU 9233010
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Amplifier BMW F20 F21 F22 F23 Top Hifi Audio Module Harman Kardon 9367804
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BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU DDE 7805585 Automatic
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Part no. 1 301 328 884
BMW 3 Series E92 LCI Headlight Inner LED Module Unit 1301328884 1307329329
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BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 9119707
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Telemetics Control Unit BMW E61 E65 E70 Bluetooth Control Unit Module 9149615
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BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
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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 .