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. 9281518
BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Headunit Control 9281518
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BMW X5 Series E53 GM III General Body Control Module Unit ECU Lear 6940923
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BMW E90 E91 LCI 320d ed N47N 163HP Engine ECU Kit DDE 8506566 CAS3 Key Manual
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BMW E60 E61 Body Gateway Control Module Unit KGM HIGH Lear 9133143
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BMW E60 E61 Door Wiring Loom Harness Co-Drivers Passengers Side 9163145
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BMW 3 5 Series E34 E36 Hazard Warning Relay 1388533
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BMW F10 F11 Cable Harness Door Driver's Side Right O/S Wiring 9237082
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BMW F20 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8625241 Manual
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BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9241973
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BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
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BMW E65 E66 E67 Navigation System DVD GPS Computer Head Unit 6935555
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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 F10 F11 Central Gateway Module ECU Control Unit Lear ZGW-02 4SK 9299592
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BMW 1 Series F40 MINI F56 F57 F60 Control Unit Box 8581370
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BMW 5 6 Series E60 E61 E63 E64 Wiring Steering Wheel Electronic
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BMW 5 6 Series E60 E61 E63 ECU Key Reading Module Control Unit CAS 2 6963828
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Battery Cable BMW X3 F25 X4 F26 Underfloor Positive Plus Lead Harness 9321002
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BMW E38 Basic Body Control Unit Module General Junction Box ECU GM III 8378633
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BMW E60 LCI E90 325d 525d M57N2 197HP Engine ECU Unit DDE 7809941 Automatic
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Engine Wiring BMW F87 M2 F82 F83 M4 S55 Loom Module Harness Cable 8092797
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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 E60 E61 Rear PDC Parking Sensor Orientblau Orient Blue 8019683
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BMW E90 E91 E92 Professional CCC Navigation System Controller 9170721
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BMW F30 F31 320iX N20 184HP Engine Control Unit ECU DME 8606777 Automatic
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BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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BMW X1 F30 F31 LCI Starter Motor Engine 8612576
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Part no. 8046453-JEREZ
BMW 1 3 E87 E90 PDC Ultrasonic Sensor Front Rear Jerezschwarz A73 8046453
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BMW E88 E90 E92 Switch Cluster Steering Column Indicator Wiper Stalk
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Part no. 6764018
BMW Z4 E85 MINI Cooper One R50 R52 R53 Speed Sensor
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Part no. 8570846
BMW F20 F21 F22 F30 F32 LCI B47 Diesel Starter Motor Engine 8570846
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Part no. 9200101
BMW E87 E90 Radio Business CD Player Audio Control Unit E81 E91 9200101
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BMW 3 Series 1 E90 Radio Professional CD Player 65126971703 6971703
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BMW X5 Series E53 Rear Right Door Stereo Audio Loudspeaker O/S 8379094
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BMW E81 E87 E90 E91 E92 Active Steering Control Unit Module 6770918
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Part no. 6963758
BMW 3 X3 X5 Series E46 E53 E83 Telematics Bluetooth Control Unit Module 6963758
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Part no. 7932682
BMW F10 F11 X3 F25 F30 LCI Mini F60 Tailgate Smart Opener Control Module 7932682
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Part no. 9224588
BMW E81 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224588
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Part no. 9293307
BMW F30 REM Rear Electronic Module Fuse Box Control Unit V2 9293307
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Part no. 9462542
BMW F20 F21 F30 F31 Mini F56 Air Conditioning Module A/C Control Unit 9462542
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Part no. 8508654
BMW F10 F11 N47S1 Engine Injector Module Wiring Harness 8508654
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Part no. 8571358
Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Bosch 8571358
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Part no. 9264569
BMW 1 Series E81 Body Control Module L2 61359264569 9264569
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Part no. 8695512-1
BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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BMW F20 F21 F30 F31 Fuel Pump Delivery Control Unit Module 7450992
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BMW 1 3 Series E87 LCI E90 E91 E92 Radio CD Professional 9144773
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BMW 7 Series E65 E66 Centre Console Front Armrest Tray Cables Wiring Set 6907322
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BMW F22 F23 LCI Rear Bumper PDC Cables Wiring Loom Set 79720211
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BMW Z4 E89 20i N20 184HP Petrol Engine ECU Kit CAS3 + Keys 8661466 Automatic
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BMW Z4 Series E89 Front Bumper PDC Loom Cables Wiring Set 9225771
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BMW E91 Touring HiFi Amplifier Speaker System Control Unit Module 9143161
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Part no. 7629130-1
BMW E90 E91 E92 LCI 335i N55 306HP Engine ECU DME Kit CAS3 + Key 7629130 Manual
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Part no. 6860962
BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
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Part no. 9257200-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9257200
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Part no. 6904023
BMW E39 E46 Active Parking System Control Module Unit ECU PDC 6904023
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Part no. 6954007-1
PDC Module BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6954007
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Part no. 6942638
BMW E60 E61 E63 E64 M-ASK M-Audio System Controller Navigation Radio 6942638
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Part no. 9196760
BMW E60 LCI E63 CHAMP Business System Controller CD Player 9196760
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Part no. 7565287
BMW 1 3 5 7 X5 X3 SERIES E46 E60 E65 E81 E87 E90 E91 E92 E93 Cap Nut Alternator
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BMW 1 3 X1 E81 E82 E84 E87 E90 E91 E92 2 Radio Business CD Audio Player 9177209
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Part no. 7583225-14
BMW E87 LCI E90 Petrol N43 DME Engine Control Unit 7583225 Automatic
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Part no. 7333939
BMW F11 Control Unit Rear Tailgate Boot Lid Function Module ECU 7333939
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Part no. 8636066
Valvetronic Wiring BMW F20 F30 LCI B48 Petrol Engine Actuator Cable Loom 8636066
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Part no. 9263459
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD Player 9263459
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Part no. 9343739
Audio Amplifier BMW F20 F21 F22 F23 Top HiFi Harman Kardon Control Unit 9343739
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Part no. 6959114
BMW E65 Navigation GPS DVD System Computer Unit 6959114
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Part no. 9133144
BMW 5 Series E61 Body Gateway Module KGM LOW LEAR 9133144
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Part no. 9264577
BMW 3 E91 ECU Body Control Module Junction Box M PL2RR JBBFE IIIR 9264577
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Part no. 8645326
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Generator Unit 14V 190A 8645326
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Part no. 6788598
BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022189
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Part no. 6910539
BMW X3 3 Series E83 E46 Battery Cable Plus Pole 6910539
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Part no. 6959145-1
BMW E81 E82 X1 E84 E87 E90 E91 Radio Stereo Business CD Player Head Unit 6959145
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Part no. 7803373-10
BMW E87 E90 E60 120d 320d 520d M47N2 163HP Engine Unit ECU DDE 7803373 Manual
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Part no. 8574093
BMW F10 F30 320d 520d ed 163HP Engine Control Unit N47N ECU DDE 8574093 Manual
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Part no. 9318750-1
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
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Part no. 9222855-1
BMW X5 X6 E70 E71 Navigation System Car Sat Nav Computer Head Unit CIC 9222855
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Part no. 8489450-1
BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 8489450 FEM + Key
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Part no. 9166708-2
BMW 1 Series E87 LCI Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. 9322900
BMW F20 F21 F22 F30 F31 Negative Minus Pole IBS Battery Lead Cable 9322900
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Part no. 6913896-1
BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod
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Part no. 8510829-6
BMW E90 E91 LCI N47N 320d 184HP Engine Control Unit ECU DDE 8510829 Automatic
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Part no. 6946990-1
CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
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BMW F20 F21 F22 F87 Windscreen Camera Front Window KaFAS Camera 9278358
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BMW E63 E64 Seat Occupancy Sensor Mat Passenger Side Control Unit Module 6982976
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BMW X5 E53 E65 Bulb Parking Light Headlight Front Lighting 12V 10W
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BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU Kit DDE 7807530 CAS 3 + 2 Keys
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BMW E92 Mid-Range Loudspeaker Midtone Speaker 2163807
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Central Information Display BMW F10 F11 On-Board Screen 10,25" 9247872
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Fuse Box BMW E87 E90 E91 E92 E93 Power Distribution Front Control Unit 6906621
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Part no. 7634059
BMW F30 F31 F32 N20 Engine Gearbox Module Wiring Cable Loom Harness 7634059
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Part no. 7640875
Alternator Generator BMW F10 F20 F30 LCI Diesel Engine Unit Denso 180A 7640875
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Part no. 7233914
BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
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Part no. 7276383
Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7276383
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BMW F07 GT Self-Levelling Suspension Control Unit Module Bracket Holder 6792443
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LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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Part no. 6870078
Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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Part no. 7569969
BMW X5 X6 E70 E71 Control Unit Module Transfer Box 7569969
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Part no. 7561834-12
BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
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Part no. 6916407
BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
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Part no. 9159807
BMW 1 Series E87 LCI ECU Light Module Footwell NSW PL2 FRM II Lear 9159807
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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 .