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.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. 6929689
BMW Z4 Series E85 Hifi System Amplifier Speaker System Unit 6929689
Product currently unavailable
Part no. 6943441
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 6943441
Product currently unavailable
Part no. 6918871
BMW X5 Series E53 Radio BMW Business Cassette Player 6918871
Product currently unavailable
Part no. 7788680-4
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
Product currently unavailable
Part no. 8509225
Alternator Generator BMW F30 F32 N57N Diesel Electrical Unit Denso 180A 8509225
Product currently unavailable
Part no. 6965263
BMW 1 3 Series E82 E90 E92 Switch Cluster Cruise Control Stalk Unit 6965263
Product currently unavailable
Part no. 2354701
BMW E60 E65 E70 E81 E87 E90 F10 Engine Starter Motor 2354701
Product currently unavailable
Part no. 7579142-13
BMW 1 3 Series E87 LCI E90 120i 320i Petrol ECU Kit N43 DME 7579142 CAS3 Key
Product currently unavailable
Part no. 8578944-2
BMW F20 120d F30 320d 184HP N47N Engine ECU Kit DDE 8578944 FEM Key Manual
Product currently unavailable
Part no. 7823973-4
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Unit DDE 7823973 Manual
Product currently unavailable
Part no. 6754630
BMW 5 6 Series E60 M5 E63 M6 Rear Right O/S Brake Disc Protection Plate 6754630
Product currently unavailable
Part no. 9329799
BMW Z4 Series E89 ECU Body Control Module H4 Electronic Box 61359329799 9329799
Product currently unavailable
Part no. 9134734
BMW E93 Convertible Rollover Control Controller Module Unit 9134734
Product currently unavailable
Part no. 6826790-1
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 9387565
Product currently unavailable
Part no. 9868384
Body Control BMW F22 F23 F30 F32 F33 F36 BCM Module Unit ECU 9868384
Product currently unavailable
-5%
Part no. 6941430
BMW 5 6 Series E60 E63 Passenger Door Airbag Control Module N/S 6941430
Product currently unavailable
-15%
Part no. 9317173
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
Product currently unavailable
Part no. 9244261
Module BMW F10 Central Gateway Control Unit Module ZGW-01 High 9244261
Product currently unavailable
Part no. 6960943
Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
Product currently unavailable
Part no. 7573863
BMW E60 E90 E92 335i 535i N54 306HP Petrol Engine Control Unit ECU DME 7573863
Product currently unavailable
Part no. 9257038
BMW 5 Series F07 F10 F11 CAS4 Control Unit Key Reading Module 9257038 6809374
Product currently unavailable
Part no. 8578944-1
BMW F20 120d F30 320d 184HP N47N Engine ECU Kit DDE 8578944 FEM Key Automatic
Product currently unavailable
Part no. 8506566-5
BMW E90 E91 LCI 320d ed N47N 163HP Engine ECU Kit DDE 8506566 CAS3 Key Manual
Product currently unavailable
Part no. 6921960
BMW 5 X5 Series E39 E53 Radio Business CD Player 6921960
Product currently unavailable
Part no. 6802943
Battery Box BMW G30 G31 Positive Fuse Battery Distribution Terminal Rear 6802943
Product currently unavailable
Part no. 9177987
BMW E91 ECU Body Control Module H4 Electronic Box 61359177987 9177987
Product currently unavailable
Part no. 6828076-1
BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477
Product currently unavailable
Part no. 9150109
BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109
Product currently unavailable
Part no. 6771182
BMW E90 E91 E92 E93 Longitudinal Dynamic Module Cruise Control 6771182
Product currently unavailable
Part no. 2180149-1
BMW E60 E61 E63 E64 PDC Parking Distance Sensor Diamond Metallic - A10 2180149
Product currently unavailable
Part no. 9147190
BMW E60 E61 LCI E90 E91 E92 CAS3 Control Unit Key Reading Module 9147190
Product currently unavailable
Part no. 9298939
Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9298939
Product currently unavailable
Part no. 8473185-2
BMW F20 F30 LCI 118d 318d B47 150HP Engine ECU Kit DDE 8473185 FEM Key Automatic
Product currently unavailable
Part no. 6961218
BMW 5 X5 Series E39 E53 Radio Business CD Player 6961218
Product currently unavailable
Part no. 9345330
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V8 9345330
Product currently unavailable
Part no. 8657337
Starter Motor BMW F90 M5 G11 G30 Petrol Engine Starter Actuator DENSO 8657337
Product currently unavailable
Part no. 8570673-1
Alternator Generator BMW F07 F10 N57N N57Z Diesel Engine 230A Valeo 8570672
Product currently unavailable
Part no. 9312602
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 Lear 9312602
Product currently unavailable
Part no. 9227186-1
BMW E93 ECU Body Control Module Unit PL2RR JBBFE IIIR H3 Junction Box 9227186
Product currently unavailable
Part no. 6967639
BMW 7 Series E65 E66 DVD CD Changer Multichanger Without Magazine 6967639
Product currently unavailable
Part no. 9263790-1
BMW X5 E70 LCI Footwell Light Xenon Control Module Unit LEAR FRM3R XE 9263790
Product currently unavailable
Part no. 9227500
BMW E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
Product currently unavailable
Part no. 8603352-1
BMW F20 F30 116i 316i N13 Engine ECU KIT DME 8603352 + FEM + Key Manual
Product currently unavailable
Part no. 9269956
BMW X1 Series E84 Cable Loom Door Passenger Side Wiring Harness 9269948
Product currently unavailable
Part no. 6960222
Air Module BMW E65 E66 Sensor B-pillar Right O/S Control Unit Air 6960222
Product currently unavailable
Part no. 8662411-5
BMW F22 F23 F30 F31 LCI 218i 318i B38 136HP Engine ECU DME 8662411 Manual
Product currently unavailable
Part no. 9183564
BMW E61 E61N LCI Antenna Amplifier Diversity 868 MHZ 9183564 6985531 6934478
Product currently unavailable
Part no. 4104215
BMW X5 Series E53 PDC Parking Control Module Unit PDC 4104215
Product currently unavailable
Part no. 6943830
Key Reading Module BMW E60 E87 E90 CAS 3 ECU Control Unit 6943830
Product currently unavailable
Part no. 7552176-1
BMW 1 3 Series E87 E90 E91 120i 320i N46 ECU KIT DME 7552176 CAS2 + Key Manual
Product currently unavailable
Part no. 9251488
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM3R 9251488
Product currently unavailable
Part no. 9236520
BMW X1 E84 Front Bumper Loom Cable Harness Parking Sensors PDC Wiring 9191449
Product currently unavailable
Part no. 7316216
Headlight Ballast Control BMW F06 F12 F13 F15 F16 LED Adaptive Module 7316210
Product currently unavailable
Part no. 9385025
Control Unit BMW F07 F10 F11 F12 F13 F25 Air Module ECU Unit Continental 9385025
Product currently unavailable
Part no. 8688838
High Voltage Inverter BMW i3 I01 Hybrid 60Ah Rex Electrical Machine Electronics
Product currently unavailable
Part no. 6957760
BMW E60 E61 E63 Passenger Side Door Control Module 6957760
Product currently unavailable
Part no. 9197177
BMW E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9197177
Product currently unavailable
Part no. 7811151
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Automatic
Product currently unavailable
Part no. 6929561
BMW E65 E66 Sensor B-Pillar Air Module Right O/S 6929561
Product currently unavailable
Part no. 8243267
BMW E46 Convertible Wiring Harness Fully Automatic Folding Top Left N/S 8243267
Product currently unavailable
Part no. 7823422
ECU Engine Control BMW E81 E87 E90 LCI 118d 318d N47 Diesel DDE 7823422 Manual
Product currently unavailable
Part no. 9168833
BMW E60 E60N E63 E63N Body Control Module ECU Control Unit 9168833
Product currently unavailable
Part no. 8650701
BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8679840 Drivelogic
Product currently unavailable
Part no. 8621838
BMW F20 F21 F30 F31 F32 F34 LCI Starter Motor Bosch B48 Petrol 8621838
Product currently unavailable
Part no. 8519005
BMW X1 E84 18dX Diesel N47N 143HP Engine Control Unit ECU DDE 8519005 Manual
Product currently unavailable
Part no. 7519308-1
BMW X5 E53 3.0i Petrol M54 231HP Engine ECU Kit DME 7519308 EWS3 Key Automatic
Product currently unavailable
Part no. 9895416
BMW F20 F21 LCI 118i B38 136HP Engine ECU Kit DME Manual Control Unit 9895416
Product currently unavailable
Part no. 9170453-1
BMW X5 E70 Footwell ECU Light Control Unit Module Xenon FRM II Lear 9170453
Product currently unavailable
Part no. 6989170-1
BMW 7 Series E65 E66 1 Rear Bumper PDC Ultrasonic Sensor Titansilber Silver 354
Product currently unavailable
Part no. 6904905
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
Product currently unavailable
Part no. 8517015-1
BMW X5 E70 X6 E71 30dX Diesel N57 245HP ECU Kit DDE 8517015 CAS3 Key Automatic
Product currently unavailable
Part no. 7521122-1
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
Product currently unavailable
Part no. 9292656
BMW F20 F21 F22 F30 F31 F32 F36 Front Electronic Module Control Unit FEM 9292656
Product currently unavailable
Part no. 9197317
BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
Product currently unavailable
Part no. 7805287
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU DDE 7805287 Automatic
Product currently unavailable
Part no. 9197161-1
BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
Product currently unavailable
Part no. 8631725-1
BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM
Product currently unavailable
Part no. 7811702-6
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU DDE Manual 7811702
Product currently unavailable
Part no. 7519721-1
BMW 3 5 7 X3 E46 E60 E61 E65 E83 M54 Alternator Generator 150A TG15C018
Product currently unavailable
Part no. 9270385
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270385
Product currently unavailable
-15%
Part no. 9203082
BMW E60 E63 E65 Adaptive Light Control Unit Module LM E6X AHL 9203082
Product currently unavailable
Part no. 7801710-2
BMW E87 E90 E91 118d 318d M47N2 Engine ECU Kit DDE CAS2 Key 7801710
Product currently unavailable
Part no. 9215954
BMW X5 X6 E70 E71 Negative Battery Cable 9215954 61129215954
Product currently unavailable
Part no. 2354706-1
BMW 1 3 X1 X3 E83 E84 E87 E90 E91 N45 N46 Petrol Enigne Starter Motor 1,1 kW
Product currently unavailable
Part no. 9387151
BMW 3 F30 Hybrid 330e B48X Positive Battery Lead Cable Starterunit 9387151
Product currently unavailable
Part no. 8510829-8
BMW E90 E91 LCI N47N 320d 163HP Engine ECU KIT DDE 8510829 + CAS3 + Key Manual
Product currently unavailable
Part no. 7075943-1
BMW X5 E60 E61 E65 E70 Front Left N/S Seat Height Adjustment Drive
Product currently unavailable
Part no. 9231931
BMW E81 E87 E90 E91 E92 E93 Radio CD Player Professional Control Unit 9231931
Product currently unavailable
-5%
Part no. 6921857
BMW X5 E39 E46 E53 Motorola Hands-free Electronics Control Unit ECU 6921857
Product currently unavailable
Part no. 6796393
BMW F01 F07 F10 F12 HSR Active Steering Module Rear Axle Control Unit 6796393
Product currently unavailable
Part no. 9268478
BMW F20 F21 F30 F31 Driver Assist ACC Lane Change Switch Button Panel 9268478
Product currently unavailable
Part no. 7550469-2
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
Product currently unavailable
Part no. 9230445
BMW 3 Series E90 Footwell Light Control Module Lear FRM3R PL2 9230445
Product currently unavailable
Part no. 7807187
BMW F10 F11 X5 E70 Alternator Generator Unit Valeo 230A Diesel Engine 7807187
Product currently unavailable
Part no. 6948335
BMW 1 X1 Series E81 E84 E87 RR1 Battery Lead Cable Negative IBS 6948335
Product currently unavailable
Part no. 2241253-SGM
BMW 7 E65 E66 Rear Bumper PDC Ultrasonic Sensor Schiefergruen Slate Green 449
Product currently unavailable
Part no. 8362065
BMW 3 Series E46 Drive Window Lifter Motor Rear Right Door O/S 8362065
Product currently unavailable
Part no. 9343605
BMW F30 330e HV Accumulator Battery Clamp Pyro Fuse Auxiliary Connector 9343605
Product currently unavailable
Part no. 9243919
BMW E81 E87 E90 E91 E92 LCI Radio CD Professional Bluetooth 9243919
Product currently unavailable
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 .