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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BMW X3 X5 E53 E83 Four Wheel Drive Transfer Box Control Unit Module 7599883
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BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic
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BMW 1 Series e87 ECU BODY CONTROL MODULE H2 61359131778 9131778
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BMW 1 3 Series E81 E87 E93 Antenna Phone With Cradle Mount 9225185
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BMW E65 E66 E67 Control Electronics Seat Occupancy 6943585
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BMW X3 E83 LCI Petrol N52N Cable Alternator Starter Base B+ 3415607
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BMW E65 E66 Steering Wheel Electronics Control Unit Module 6958039
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Display Screen BMW F20 F21 F22 Central Information Infotainment 8,8" 9387548
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BMW 1 3 5 Series F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module
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BMW F20 F21 LCI 116d ed B37 116HP Engine ECU Control Unit DDE 8589141 Manual
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BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 8SK 9380333
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BMW E60 E61 LCI 520d Diesel N47 177HP Engine ECU Kit DDE 8506199 CAS3 Keys
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BMW E60 E61 530i M54 231HP ECU Kit DME 7533651 + CAS2 + 2 Keys Automatic
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Alternator Generator BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Petrol 180A 7550469
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BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
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BMW 3 5 Series E60 LCI E90 325d 525d M57N2 ECU Control Unit Basic DDE 7809941
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BMW X3 E46 E83 LCI Start Point Housing Bracket Base B 8385157
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BMW X1 E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
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BMW F25 F30 F31 20iX 320iX Petrol N20 184HP Engine Control Unit ECU DME 8610635
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BMW E82 Footwell Light Control Unit Module ECU FRM3R PL2 Lear 9224590
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Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425
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BMW E90 E91 LCI N47N 316d 116HP Engine ECU Kit DDE 8510832 + CAS3 + Key Manual
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BMW X3 E83 2.0i N46 150HP Engine ECU DME 7561834 Manual
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Part no. 7811151
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Automatic
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Part no. 7583225-7
BMW E87 LCI E90 118i 318i 143HP N43 Engine Control Unit ECU DME 7583225
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Part no. 8739659
Tailgate Control Module BMW X5 F15 F31 X2 F39 F45 Mini F60 Boot Trunk 8739659
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BMW F20 F30 116i 316i N13 136HP Engine ECU Kit DME 8625241 FEM Key Manual
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Parking Ultrasonic Sensor Mini R50 R52 R53 PDC Unit Sensor Rear Pure Silver 900
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BMW F07 F10 F11 Xenon Headlight Control Module Lear TMS 7269531
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Part no. 7789376-4
BMW X5 E53 3.0d M57 184HP ECU Kit Control Unit DDE 7789376 EWS3 + Key Automatic
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Part no. 9175652-1
BMW E88 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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BMW X3 E60 E61 E83 Front PDC Parking Distance Sensor Le Mans Blau - 381
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Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
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BMW E93 LCI Convertible Light Module Footwell Module PL2 FRM3R Lear 9308366
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BMW 5 Series E61 LCI Light Control Module Unit Lear LM II E6X LWR 9180756
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BMW F01 LCI F10 F12 High Voltage Battery Charging Unit Module BCU 150 9240236
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Engine Wiring BMW F20 F30 F31 LCI B38 Loom Module 2 Harness Cable 8635808
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Part no. 8578609
BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608 8578609
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BMW E90 E91 F10 Mini R50 R52 Change Over Contact Relay Grey 5 Pins Set 1393415
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BMW F30 Kafas Camera Module Based Drive Support Lane Assist Control Unit 9316923
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BMW X5 E60 E61 E63 E64 E70 Control Unit Module Passive Go 9134707
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BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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BMW E60 Light Control Unit Module LM E6X Lear 6948578
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BMW 5 7 Series E61 E65 Module Control Unit Trunk Lid Rear Tailgate Lift 6939481
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Part no. 6940923
BMW X5 Series E53 GM III General Body Control Module Unit ECU Lear 6940923
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Part no. 7561834-4
BMW E87 E90 118i 318i N46 Engine Control Unit Module ECU DME 7561834 Manual
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Part no. 9251487
BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9251487
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Part no. 9249103
Positive Cable BMW Z4 E89 Convertible Battery Plus Pole Power Red 9249103
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Part no. 9112629
BMW E60 M5 Light Control Module Unit Lear LM E6X Lear 9112629
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BMW PDC E81 E87N LCI Wiring Front Bumper Parking Senors Harnes Loom 9236518
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Audio Amplifier HiFi BMW E87 E90 Top Sound System Control Unit 9177752
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BMW 5 6 Series E60 E60N E61 E61N E63 Terminal B Point Engine Compartment 6923945
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BMW 5 6 Series E60 E61 E63 E64 6-disc Compact CD Changer 6941416
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Part no. 8489449-1
BMW F36 LCI Petrol 430i B48 Engine Module ECU Kit DME 8489449 Keys FEM Automatic
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BMW 1 Series E81 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240523
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BMW E60 LCI E63 CHAMP Business System Controller CD Player 9165837
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Dashboard Monitor BMW F90 M5 G30 Onboard Central Display Screen 10,25" 9825936
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Dashboard Wiring BMW G30 G31 Front Centre Console Loom Harness 9366338
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Part no. 8510592-5
BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Kit DDE 8510592 CAS3 Key Manual
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Part no. 7800131
BMW X5 E53 3.0d M57N 218HP ECU Control Unit Module DDE 7800131 Automatic
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Part no. 7527072
BMW E60 E65 Petrol 530i 730i M54 Engine Control Unit DME 7527072 Automatic
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Part no. 9268750
Control Unit BMW F10 F11 X3 F25 CAS4 Key Reading Module 9268750
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Part no. 8579478-3
BMW F20 F30 120d 320d N47N 184HP ECU Kit Control Unit DDE 8579478 FEM Key
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Part no. rhd-6937920
BMW 5 Series E60 E61 Wiring Loom Cable Seat Passenger's Side Left N/S 6939061
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Part no. 8578945-1
BMW F20 F21 F30 116d 316d N47N 116HP ECU Kit DDE 8578945 + 2 Keys + FEM Manual
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Part no. 7595365
BMW Z4 Series E89 23i 30i N52N Engine Wiring Loom Harness 7595365 7584717
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Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
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BMW F46 LED Headlight Control Module Unit 1308310404
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BMW X1 E84 18d Diesel N47N Engine Unit ECU Kit DDE 8574351 + CAS3 + Key Manual
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Part no. 7550468-3
BMW E81 E87 LCI E90 E91 Petrol N43 Alternator Generator 170A Denso 7550468
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BMW G30 G31 F90 M5 G11 Antenna Aerial Diversity Amplifier Unit 8735982
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Display Cover BMW G20 G21 G22 G28 LCI Trim Panel Frame Dashboard Screen 9621899
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BMW X5 X6 F15 F16 Diesel Adblue Module Control Unit ECU 7432799
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Telematics Module BMW F10 F20 F30 F82 Bluetooth Communications Control 8720307
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BMW F20 F31 LCI Telematics Control Unit Module ATM ECE 4G 6836764
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BMW F10 Tailgate Module Rear Boot Trunk Lid Control Unit ECU 7317512
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Part no. 7540600
BMW E53 E60 E63 E65 545i 645Ci 735i 4.4i N62 Engine Control Unit DME 7540600
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BMW E87 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6977724
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BMW E64 Convertible Airbag Module Sensor ECU Air Bag Unit 9172020
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BMW E90 E91 LCI 318d N47N 143HP Engine ECU Kit DDE 8512043 CAS3 Key Manual
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BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6826790
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BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6863502
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BMW X5 E70 Door Cable Harness Wiring 6977066 6937277
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BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6916692
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BMW E87 E90 CAS2 ECU Control Unit Module 61356943791 6943791
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Part no. 7811701-1
BMW E87 E90 LCI 118d 318d N47 Diesel ECU KIT DDE 7811701 + CAS3 + Key Automatic
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Part no. 7557290
BMW 1 3 Series E87 E90 E91 120i 320i N46 ECU KIT DME CAS 2 key 7557290 Manual
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BMW E90 E91 E92 335i Petrol N54 ECU Kit Control Unit DME 7568842 CAS3 Key Manual
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Hifi Amplifier BMW E91 Touring Speaker System Control Unit Module 9246185
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BMW F01 LCI Seat Module Front Seat Control Module Unit Temic 9354277
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BMW 3 Series E90 E91 E92 E93 LCI 320d N47N Engine Wiring Loom Harnes 8507876
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BMW 5 Series E60 E61 LCI Switch Center Control Block Button
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Part no. 6822626
Display Screen BMW F30 F31 F32 F33 Central Information 8,8" 6822626
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BMW E90 E91 LCI E92 330d N57 245HP ECU Engine Control Unit DDE 8506444 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 .