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. 9284421
BMW F10 F11 Gateway Module ECU Control Unit LEAR ZGW-02 Mid 9284421
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BMW X3 X5 E53 E83 Four Wheel Drive Transfer Box Control Unit Module 7570299
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Hands Free Control BMW E81 E87 E90 Electronics Charging Module MULF 6965406
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BMW F20 F21 LCI 116d Diesel B37 B37D15A 116HP Engine ECU DDE 8475350 Manual
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BMW X3 Series E83 LCI 2.0d N47 Engine ECU Kit DDE 8506356 + EWS4 + Key Manual
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BMW X5 F15 Battery B+ Engine Compartment Positive Terminal Point 9367807
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BMW F12 Aerial Amplifier AMP Antenna Supression Filter Module 9227217
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Fuel Pump Module BMW F10 M5 F80 M3 Fuel Pump Control Unit 7398495
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BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224589
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BMW 1 Series E82 E88 125i N52N 218HP ECU Kit DME 7594483 CAS3 + Key Automatic
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Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393
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BMW F20 F30 F32 120d 320d 420d N47N 184HP ECU Kit DDE 8517862 + Key + FEM Manual
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BMW E90 E91 E92 Professional CCC Navigation System Controller 9185536
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BMW E90 LCI 330d N57 245HP ECU Engine Control Unit DME Automatic Gearbox
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BMW F40 Head Unit Player Navigation Control Module Harman Becker 5A318E9
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Part no. 6945661-1
Navigation Monitor Screen BMW E60 E90 On-board Information Display 6,5" 6945661
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Part no. 7649131
BMW F30 F31 320i N20 184HP Engine Control Unit ECU DDE 7649131 Manual
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BMW E39 E46 Active Parking System Control Module Unit ECU PDC 6904023
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BMW F20 F21 F30 F31 F32 Radio Professional CD DAB Head Unit 9299268
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BMW E60 Light Control Unit Module LM E6X MAN LWR Lear 6983538
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BMW X3 F25 Positive Battery Clamp Point Cover Wiring Loom 9192665
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Part no. 6840269
Antenna Amplifier BMW X4M F98 G02 Radio Signal FM2 DAB Amplifier Module 6840269
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Part no. 9231320
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 9231320
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BMW E65 E66 E67 Gateway Sensor Air Module Control Unit 6928267
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Part no. 6923945-1
BMW 5 6 Series E60 E60N E61 E61N E63 Terminal B Point Engine Compartment 6923945
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Part no. 7803369-2
BMW E60 E90 330d 530d M57N2 ECU Engine KIT DDE 7803369 CAS3 + Key
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Part no. 7811701
BMW E87 LCI E90 E91 N47 DDE 7811701 Engine Control Unit Diesel ECU Automatic
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Part no. 9273628
BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628
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Part no. 9110678
BMW E81 E87 E90 E91 E92 Radio CD Professional 9110678
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Part no. 7594483-3
BMW E90 E91 E92 N52 218HP Engine ECU DME Kit 7594483 Automatic
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Part no. 9285930
BMW F01 LCI Facelift Footwell Module Unit LED TEMIC FRM III 9285930
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Part no. 7559178-6
BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Part no. 9868384
Body Control BMW F22 F23 F30 F32 F33 F36 BCM Module Unit ECU 9868384
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Part no. 9180756-1
BMW E60 LCI Saloon Light Control Module Unit Lear LM II E6X LWR 9180756
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Part no. 8372875
BMW E38 Headlight Light Check Module Control Unit ECU Lear LCM II 8372875
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Part no. 9145437-2
Information Display BMW E81 E82 E87 E88 Board Monitor Central Screen 9145437
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Part no. 7583225-11
BMW E87 LCI E90 118i 318i N43 143HP ECU Control Kit DME 7583225 Automatic
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Part no. 6977766
BMW X5 E53 6-disc CD Changer Control Unit Module With Magazine 6977766
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Part no. 9395177
BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9395177
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Part no. 9176880
BMW E90 Body Control Module BCM ECU Junction Box Footwell 6135 9176880
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Part no. 7792072-1
BMW E60 E61 E65 Compact Alternator Generator Valeo 170A 7792072
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Part no. 8510643-1
BMW F10 F11 530d N57 245HP Engine Control ECU Kit Module DDE 8510643 CAS4 Key
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BMW F30 LCI F31 F32 Top Hifi Audio System AMP Amplifier Harman Kardon 9393194
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Part no. 9345377
BMW F06 Gran Coupe Footwell Light Module Control Unit ECU FRM III 9345377
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Part no. 9210508
BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9210508
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BMW E46 Wing Mirror Memory Control Unit Module ECU 8386427
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BMW E90 M-Audio Controller System Control Unit Module Navigation 9186215
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Part no. 9110639
BMW 7 Series E65 E66 Dashboard EXCH Control Display Screen 8,8" 6960096 9110639
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Part no. 9294300
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 8,8" 9294300
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Part no. 9159034
BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9159034
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Part no. 8596362-9
BMW F20 F30 LCI 116d B37 116HP Engine Control Module ECU DDE 8596362 Manual
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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. 6980130
Module ULF BMW X3 X5 E53 E83 E87 Hands Free Bluetooth Charging 6980130
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Part no. 3414876
BMW X3 Series E83 2.5i 3.0i M54 Battery Positive Power Cable Terminal 3414876
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Part no. 9229880
BMW E88 Cabrio ECU Body Control Module H3 Junction Box 9229880
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Part no. 8073593
BMW F87 M2 N55 Engine Wiring Loom Harness Injection Valve Ignition 8073593
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Part no. 8610678-1
BMW X1 Series E84 20i N20 184HP ECU Engine Kit DME 8610678 CAS3 + Key Manual
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Part no. 6886185
ICM Module BMW F20 F21 F30 F31 Crash Control Unit Airbag ECU 6886185 0265020864
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Part no. 6940422
BMW E60 E61 Front Seat Occupancy Sensor Mat 6940422
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Part no. 6820701
BMW X6 F16 Multimedia TV Tuner Receiver Control Module Unit ECU 6820701
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BMW E66 E67 Airbag ECU Control Unit Gateway Module 6983067
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Part no. 1436340
BMW E36 E46 Engine Bay Battery Cable Guide 1436340
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Part no. 9214925
BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Part no. 9186477
BMW F07 F12 F13 LCI Camera System Unit Module Bracket Holder Mount 9186477
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Part no. 9299268-1
BMW F20 F21 F30 F31 F32 Radio Stereo Professional CD DAB Head Unit 9299268
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Part no. 6968034
BMW 3 Series E90 ECU Body Control Module H1 61356968034 6968034
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Part no. 8573258-2
BMW F20 F30 F31 118d 318d N47N 143HP Engine Control Unit ECU DDE 8573258 Manual
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Part no. 9244188
Telematics Module BMW F01 F07 F10 Bluetooth Combox Telematik ECU 9244188
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Part no. 8587952-8
BMW F20 F21 LCI F30 150HP 118d 318d B47 Engine Unit ECU DDE Set 8587952 Manual
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Part no. 7583225-1
BMW E81 E87 LCI E90 116i 316i 1.6 N43 ECU Kit DME 7583225 CAS3 Key Manual
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Part no. 8657337
Starter Motor BMW F90 M5 G11 G30 Petrol Engine Starter Actuator DENSO 8657337
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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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Part no. 7533651-1
BMW E60 E61 530i M54 231HP ECU Kit DME 7533651 + CAS2 + 2 Keys Automatic
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Part no. 7811176
Wiring BMW X3 F25 Automatic Gearbox Module Engine Wiring Harness 7811176
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Part no. 9229872-2
BMW E92 LCI Body Control Module ECU Junction Box L1 PL2RR JBBFE IIIR 9229872
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Part no. 9484301
Airbag Module BMW F45 X1 F48 Mini F54 F55 F56 Air Bag Control Unit ECU 9367835
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Part no. 9146714
BMW X3 E83 Z4 E85 E86 Radio Sat Nav Control Unit CD Player Control Unit 9146714
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Part no. 7567178-3
BMW E60 E90 523i 323i Petrol N52 177HP ECU Kit DME 7567178 CAS3 + Key Automatic
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Part no. 7580279-3
BMW E87 LCI E90 120i 320i N43 170HP ECU Engine Control Unit DME Manual Gearbox
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Part no. 9131710-1
BMW E60 M-Audio CD Radio Player Head Unit Professional 9131710
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Part no. 9126251
BMW X5 E53 Navigation System Video Module Control Unit High 9126251
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Part no. 8650701
BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8679840 Drivelogic
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Part no. 9147226
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147226
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Part no. 7796125-1
BMW X5 E70 X6 E71 Alternator Generator 170A 170AMP 14V VALEO BM57N2 7796125
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Mini Cooper R57 Wiring Loom Harness Rear Trunk Lid 9278356
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Part no. 9229878-2
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9229878
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Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 9170702
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Control Unit BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag ECU Module 9258350
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Part no. 8494843
Headlight Module BMW F83 M4 F33 LCi FLE2 Front Lights Right Left N/O/S 8494843
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Part no. 7789980-2
BMW E46 M47N M57N Alternator Generator 150A Valeo 7789980
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Part no. 6928572
BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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Part no. 9125031
BMW 1 Series E81 E87 LCI Positive Battery Lead Cable Wiring
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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. 9204526
BMW E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9204526
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Part no. 8688838
High Voltage Inverter BMW i3 I01 Hybrid 60Ah Rex Electrical Machine Electronics
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Part no. 7809000-3
BMW E60 E87 LCI E90 120d 320d 520d N47 ECU Kit Control Unit DDE 7809000 CAS3 Key
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Part no. 7806976-1
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU KIT DDE 7806976 Automatic
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Part no. 8506438-2
BMW E81 E87 LCI E90 E91 120d 320d N47 ECU KIT DDE 8506438 CAS 3 Key Automatic
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Part no. 9243913
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9243913
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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 .