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. 3452217
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness 3452217 3452220
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BMW 3 Series E90 E91 LCI N47N 320d ECU Basic DDE Control Unit 8512047 Manual
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BMW 5 F10 F11 On-board Central Information Display Screen Monitor 6,5" 9289007
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BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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BMW E90 E91 E92 Professional CCC DVD Navigation System Controller 9148016
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BMW E46 Alternator Generator Diesel Engine M47N M57N 150A Lucas LRA02891
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BMW Z4 Series E85 Roadster Driver's Side Door Wiring Loom Cable 6933950
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BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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BMW E92 Coupe Footwell Xenon Light Control Module Lear FRM3R PL2 9286882
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BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU Engine Control DDE 8510829 Manual
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BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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BMW F30 F36 G11 Telematics Module Bluetooth Telematik Control Unit ECU 6809300
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BMW F20 F21 F31 F32 F87 Body Control Comfort Module Unit BCM 8733501
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Alternator BMW X5 E70 X6 E71 M57N2 Generator 170A 170AMP 14V VALEO 7796125
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BMW 1 Series e87 ECU BODY CONTROL MODULE H2 61359131778 9131778
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Engine Wiring BMW F20 F21 LCI B37 Injector Loom Harness Cable Module 8571039
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BMW E87 LCI E90 E91 N47 DDE 7811701 Engine Control Unit Diesel ECU Automatic
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Air Module BMW F45 X1 F48 Mini F54 F55 F56 Air Control Unit ECU 9367837
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BMW E60 E61 E63 E64 M-ASK M-Audio System Controller Navigation Radio 6942638
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Alternator BMW E87 E90 E91 E92 Generator Valeo 150A Diesel 7797519 7799180
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BMW 1 3 Series E81 E87 E90 E91 LCI N47 Diesel ECU DDE engine control 8506375
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BMW X5 E53 Amplifier Hifi Speaker System 65128379376 8379376
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BMW F30 Door Wiring Front Passenger Door Loom Cables Harness F31 9286238
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BMW F10 F11 F01 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 9291449
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BMW E90 E91 E92 E93 AHK Towing Hitch Tow Bar Control Module Unit ECU 6773731
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BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business Unit 9249404
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BMW 1 3 Series E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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Part no. 9166708
BMW E90 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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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. 9284973
Display Screen BMW F10 F11 On Board Central Information Monitor 6,5" 9284973
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BMW E93 Body Control Module Junction Box ECU PL2 JBBFE H1 9134479
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PDC Module BMW E38 Parking Assist Distance Control Module Unit ECU PDC 8372271
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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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Part no. 6922785
BMW 5 6 7 E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6922785
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Part no. E81 E87 Wiring Loom Set PDC rear
BMW 1 Series 1 E81 E87 Wiring Loom Set PDC Rear Complete Harness Parking Sensor
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Part no. 9271715
BMW F20 F21 F22 F30 F31 Alpine Cd Radio Player Head Unit 9271715
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BMW E65 Cable Harness Door Panel Card Rear Wiring Loom 6913147
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BMW Z4 E60 E61 E63 E85 Air Module Control Unit Module ECU 9160557
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Part no. 7595179-15
BMW E81 E87 LCI N43 116i 1.6 122HP ECU Control Unit Kit DME 7595179 CAS3 + Key
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BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU KIT DDE CAS3 Key 8506375
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Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
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BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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BMW 1 Series E87 LCI ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
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Battery Cable BMW X3 F25 X4 F26 Positive Plus Pole Lead 9321005
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BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
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BMW 1 3 5 F10 F20 F30 Can Bus Interface Data Terminating Resistor 586509
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Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6887754
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BMW F20 F21 M135i N55 231HP Petrol Engine Control Unit ECU DME 8626472 Manual
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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. 3420786
BMW X3 E83 Light ECU Control Module Unit Lear LM MAN.LWR 3420786
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Part no. 9218337
BMW Z4 E89 Professional Navigation System Computer CIC 9218337
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Part no. 8573258-1
BMW F20 F21 116d N47N 116HP ECU Kit DDE 8573258 + Key + FEM Manual
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Part no. 9141809
Onboard Display BMW E60 E63 E64 E90 Dashboard Dash Monitor Screen 8.8" 9141809
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Part no. 9286780
Module BMW E82 Junction Box Body Comfort Control Unit 9286780
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Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 6809244
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Part no. 6793850
Adapter Lead Wire BMW F20 F21 F22 F23 F30 F31 F32 F33 VDC Cable Harness 6793850
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Part no. 8634167
Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Denso 8634167
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Part no. 6903094
BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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BMW 3 5 7 Series F30 LCI 330e G11 G30 Fuel Pump Control Unit Module 7439743
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Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
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BMW E60 E90 E91 X5 E70 Mini R56 FBAS Video Control Unit TV Tuner Module 9206973
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BMW 5 Series E60 E61 Front Seat Backrest Adjustment Bosh 0 390 201 999
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Part no. 8512043-3
BMW E90 E91 LCI 318d N47N 143HP Engine ECU Kit DDE 8512043 CAS3 Key Automatic
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Part no. 7540992-1
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A C543294A
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BMW E61 E65 Suspension Air Supply Compressor Control Unit
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Part no. 7537281
BMW Z4 Series E85 M54 Wiring Loom Harness Engine Ignition Module 7537281
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Part no. 9130764
BMW E65 E66 CD Audio System Controller Player 9130764
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Part no. 9214925
BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Part no. 6855189
VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6855189
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Part no. 9330058
BMW F15 Top Hifi Audio System AMP Amplifier Harman Kardon 9330058
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Part no. 2354130
BMW 3 X5 Series E46 E53 3.0d M57 Alternator Belt Tensioner 2354130
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Part no. 9197159
BMW E81 NSW ECU Light Module Footwell Module PL2 FRM II 6135 9197159
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Part no. 6948335
BMW 1 X1 Series E81 E84 E87 RR1 Battery Lead Cable Negative IBS 6948335
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Seat Wiring Cable BMW E81 E82 E90 E92 Front Right O/S Seat Loom Harness 9131760
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Part no. 7798000-1
BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Part no. 8804457
BMW F20 F21 F22 F30 F31 LCI Head Unit Media DAB Navigation Professional 8804457
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Part no. 6913388
Mini Cooper R50 R52 6-Disc CD Changer Multichanger Without Magazine 6913388
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Part no. 8509023
BMW E90 E91 E92 E93 LCI X1 E84 X3 F25 Alternator Generator 180A N47N 8507624
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BMW X5 Series E53 Light Check Module Control Unit ECU Lear LCM III 6914655
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Part no. E90 Wiring Loom Set PDC Rear-2
BMW 3 Series 2 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9157155
BMW 5 6 Series E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9157155
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BMW X5 X6 Series E70 E71 Navigation System Car Computer CIC 9222855
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Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8803368
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BMW E81 E87 LCI E90 Hands-Free Bluetooth Module High MULF2 9149843
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BMW F32 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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BMW F20 F45 F46 Kafas Camera Control Module Unit ECU 9384988
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BMW E60 E90 523i 323i Petrol N52 177HP ECU Kit DME 7567178 CAS3 + Key Automatic
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BMW U06 X1 U11 Gearbox Wiring Loom Transmission Cable 5A7A3B9
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BMW F20 F21 Xenon Headlight Control Unit Module Lear TMS 7316145
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Trunk Lid Module BMW X5 E70 X6 E71 Control Unit Rear Tailgate Lift 7230669
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BMW F20 F21 F30 F31 LCI G30 G31 G11 Navigation Head Unit Sat Nav High 2 8708259
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Part no. 6973036
BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 Cigarette Lighter Socket 6973036
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BMW E60 E90 E91 N52 325i 525i 218HP ECU DME 7555361 Engine Control Unit Manual
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Part no. 8663284-1
BMW F20 F30 F31 LCI 118i 318i B38 ECU Basic DME Control Unit 8663284 Manual
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Part no. 9263797-1
BMW X1 E84 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
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Part no. 7849393
Steering Wheel Module BMW F20 F21 F30 F31 F32 Heating Control Unit 7849393
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Part no. 9221180
BMW 1 3 5 7 Series E60 E61 E65 E81 E87 E90 Trailer Towing Control Module AHM 4R
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BMW E87 E90 118i 318i N46 Wiring Loom Cable Harness Engine Gearbox
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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 .