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. 8662411-5
BMW F22 F23 F30 F31 LCI 218i 318i B38 136HP Engine ECU DME 8662411 Manual
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BMW E87 LCI E90 Professional Navigation Connecting Cable 6935686
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BMW E83 Light Control Module Lear LM MAN.LWR 3413318 61313413318
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BMW F10 F20 F30 Reversing Camera Rear View Control Unit 9350995
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BMW E81 E87 LCI E90 116i 316i 1.6 N43 ECU Kit DME 7583225 CAS3 Key Manual
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BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9251487
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BMW E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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Radio Head BMW F20 F21 F22 F30 F31 Unit Basic Media Navigation Headunit 9399427
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BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9229872
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BMW E60 E61 E63 E81 E87 E90 Control Unit For Fuel Pump ECU 7203993
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BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU Kit DME 7579142 CAS3 Key Manual
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Steering Column Switch BMW E87 E81 E91 LCI Cluster Wiper Stalk 9123043
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BMW 5 E60 Light Control Module Unit Lear LME6X MAN LWR LCM Delphi 6941592
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BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608 8578609
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BMW E87 LCI E90 118i 318i Petrol N43 143HP ECU Control Unit DME 7599881
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BMW F20 F21 F30 F31 F32 Starter Motor Engine Actuator N47N Diesel 8574102
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BMW E93 Body Control Module Junction Box ECU PL2 JBBFE H1 9134479
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BMW Z4 E85 2.5i Engine M54 192HP Engine ECU Kit EWS3 + 2 Keys 7527072 Manual
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BMW X3 X5 X6 E60 E61 LCI E70 E71 F01 F02 F25 Rain Light Solar Sensor
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Bluetooth Module BMW E81 E87 E90 E91 Hands Free High MULF2 Harman Becker 9183373
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Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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Part no. 9222861
BMW 1 3 Series E87 E90 LCI CIC Sat NAV Screen Navigation Professional 9222861
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BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452223
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BMW E88 E93 Rollover Control Controller Module Unit Convertible Cabrio 9180627
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BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9263948
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BMW E60 M-Audio System Controller Navigation Head Unit 6948351
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BMW X3 E83 LCI M47N2 2.0d 150HP ECU Kit DDE 7805349 Manual Transmission
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BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Unit ECU DDE 8576341 Automatic
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BMW E87 ECU Junction Box Body Control Module Unit H2 PL2 JBBFE 6971960
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BMW X5 E70 Front Bumper PDC Wiring Loom Cable Harness 6970675
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BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 2 + Keys Manual
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BMW E46 Rear Antenna Aerial Amplifier AM/FM 6912824
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BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9166666
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BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9329700
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BMW 3 5 Series 4 E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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BMW X1 E84 Footwell Light Control Unit Module ECU Lear FRM3R PL2 9308365
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Part no. 9874338
Navigation Headunit BMW F20 F21 F30 F31 Mini F56 Head Unit Basic Media 9139895
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BMW 5 Series E60 LCI IBS Negative Battery Lead Cable Wiring Harness 9132249
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BMW F23 Cabrio Convertible Folding Top Module CVM 8 Unit 9378072
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BMW E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC 9145102
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BMW F45 X1 F48 i3 I01 Airbag Module Control Unit ECU Air Bag 9495910
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BMW E46 Radio Business Cassette Player Audio Control Head Unit 8383149
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BMW 3 Series 1 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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BMW Z4 E85 2.2i 2.5i 3.0i M54 Wiring Loom Harness Engine Module 7532036
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BMW E46 E83 Basic Body Control Unit Module GM5 Star12 9161931
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BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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Part no. 6986980
BMW Z4 Series E85 Cable Loom Driver's Door Wiring Harness 6986980 6986976
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BMW E87 E90 E91 E92 Front Power Distribution Fuse Box 6906622
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BMW E46 M47N M57N Alternator Generator 150A Valeo 7789980
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Part no. 6977759-1
BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6977759
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BMW X3 E83 Diesel Battery Positive Lead Red Cable Plus Pole Wire 3414880
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BMW X2 F39 F40 F44 F45 F46 F52 Air Quality AUC Sensor 9872066
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BMW F22 F23 Active Front Bumper Sensor Pedestrian Protection Unit 9196020
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BMW 5 Series E61 Touring Diversity Aerial Antenna Suppression Filter 6953191
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BMW F30 F31 F32 F33 Central Information Screen Display 8,8" 9292248
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BMW F20 F21 F30 F32 N55 Power Distribution Module Bracket Cover Carrier 8620771
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BMW E60 E64 LCI Body Gateway Module ECU Control Unit KGM E6X High D-Can 9176079
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BMW F40 M135i xD B48 306HP Engine Control Unit ECU Kit DME 5A088E6 BDC Key
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Part no. 7802471-1
Alternator Generator BMW E87 E90 E91 Diesel Engine Electrical Unit 150A 7802471
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Part no. 9241032
BMW F10 F11 Active Pedestrian Protection PTS Front Bumper Sensor Unit 9241032
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Part no. 8571905
BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 9134482
BMW 1 Series E87 ECU Body Control Module Unit L2 PL2 JBBFE 9134482
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Part no. 3404171
BMW X3 E83 Steering Control Module Unit Servo SVT Servotronic 3404171
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Part no. 6945144
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6945144
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Part no. 9287535-1
Key Reading Module BMW E60 E61 E81 E87 E90 E91 CAS 3 ECU Control Unit 9287535
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Part no. 9134483
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9134483
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Part no. 7595179-7
BMW E87 LCI E90 N43 118i 318i ECU Control Unit Kit DME 7595179 CAS3 + Key
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Part no. 6947796
BMW 1 3 X1 SERIES E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6947796
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Part no. 9114362
On Board Monitor BMW E60 E63 E90 Dashboard Display Screen 8.8" 9114362
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Part no. 7579142-2
BMW E81 E87 LCI E90 120i 320i Petrol N43 170HP Engine ECU DME 7579142 Manual
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BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9248361
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Door Wiring BMW X3 G01 F97 X4 G02 F98 Cable Harness Rear Left Right N/O/S
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BMW E90 ECU Body Control Module H1 61356983302 6983302
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BMW E53 E60 E61 E65 E66 E83 Power Steering Speed Sensor 6777435
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BMW E87 E90 E90N E91 E92 E93 Alternator Generator Diesel 7802471
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BMW Z4 E85 Roadster Cabrio Safety Information Module Airbag 6938264
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BMW 5 7 X3 X5 X6 F10 F11 E70 E71 F01 F02 Rain Light Solar Sensor Unit 9123152
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BMW E87 ECU Body Control Module Unit H2 PL2 JBBFE 6983304
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Module ULF BMW X3 X5 E53 E83 E87 Hands Free Bluetooth Charging 6980130
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BMW 1 3 5 6 7 X1 X3 X5 X6 Series E81 E87 E90 Cable Audio Aux In Socket 178cm
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Parking Brake Module BMW F10 M5 F12 F13 M6 Control Unit Lock Module 2284105
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BMW X1 E84 Reversing Rear View Camera Control Unit Module 16129510
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BMW F06 Gran Coupe Footwell Light Module Control Unit ECU FRM III 9345377
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Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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Part no. 9313933-2
BMW F06 Footwell Light Module Control Unit ECU FRM3 6992947
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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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Air Module BMW X5 F15 X6 F16 ECU ICM Control Unit 6870277
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Part no. 3428544
BMW X3 E83 LCI Fuse Box Grouping Map Diagram Location 3428544
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Part no. 8573258
BMW F20 F21 F30 F31 116d 316d 118d 318d Diesel N47N Engine ECU 8573258 Manual
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Part no. 8627124
BMW X1 F48 Mini F55 F56 B37 B47 Engine Alternator Generator Denso 150A 8627124
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BMW E81E88 E90 E92 Speed Sensor Yaw Rotary Rate Sensor Adaptive Steering 6784961
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BMW E65 Control Unit Power ECU Module 6921566 6943489 6935431 6957026
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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 .