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. 3452166
BMW X3 E83 Air Module Control Unit ECU 3452166
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Power Supply Module BMW G11 G30 G31 High Voltage Battery Terminal Point 9339824
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Tailgate Lift Module BMW F31 F36 Mini F60 Trunk Control Unit Rear ECU 7492035
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Engine Wiring BMW F80 M3 F82 M4 S55 Inject Loom Cable Harness Injector 7850995
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Air Module Control BMW X3 F25 F12 F13 Air Module Unit ECU9247383
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BMW 3 Series E92 E92 LCI Wiring Set Door Co-driver Passenger
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BMW 1 2 3 Series F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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BMW X1 E84 Footwell Light Control Unit Module ECU Lear FRM3R PL2 9308365
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BMW E93 E93N LCI Control Unit Module Passive Go 9147052
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BMW F30 LCI 330e Hybrid High Voltage Battery Electronics Unit 8661800
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BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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BMW 1 2 SERIES F20 F20N F21 F22 UNDER CAR POSITIVE BATTERY LEAD CABLE 9230046
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BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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BMW F20 F21 F22 Body Control Module Unit FEM 8707679
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Air Module BMW E60 E61 E63 Gateway High Control Unit ECU 6960383
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BMW E81 E87 E90 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 Key Manual
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Airbag Module BMW X1 F48 F45 F46 Air Bag Control Unit ECU 9390576
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BMW F20 F21 Aerial Antenna Amplifier Diversity DAB 9226885
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BMW E60 E61 E90 E91 330d 530d M57N2 231HP Engine ECU KIT DDE 7809944 CAS3 + Key
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BMW Banner AGM 12V Accumulator Battery 90Ah 900A 7575327
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BMW F20 F21 F30 LCI M140i 340i Wiring Harness Injection Valve Ignition 8631668
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BMW E87 E90 N46 118i 318i 129HP ECU KIT DME 7561834 CAS2 Key Automatic
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5X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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BMW 5 6 Series E60 E61 E63 ECU Control Unit Gateway Module 6946388
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Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. 8734825
Basic Navigation BMW F20 F30 LCI Mini F56 F60 Radio Sat Nav Head Unit 8734825
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Part no. 9434269
BMW F40 Wireless Charger Centre Console Phone Charging Module Unit 9434269
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Part no. 7599881-19
BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 + 2 Keys
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Part no. 6928931
BMW X5 E53 Light Check Module Control Unit ECU Lear LCM IV 6928931
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Part no. 9315683
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315683
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Part no. 7801710
BMW E87 E90 E91 118d 318d M47N2 Engine Control Unit ECU DDE 7801710 Manual
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Part no. 9168835
BMW 5 Series E61 Touring Body Control Module ECU Unit KBM High 9168835
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Part no. 7802266-1
BMW E60 E61 525d M57N 177HP ECU Kit DDE 7802266 + CAS3 + Key Automatic
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Part no. 9310500
BMW F30 F31 F32 F34 F36 Amplifier Harman Kardon Surround Sound System 9310500
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Part no. 8506438-3
BMW E81 E87 E90 E92 LCI 120d 320d N47 ECU Control Unit Module DDE 8506438 Manual
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Part no. 9131782
BMW E91 Touring ECU Body Control Module H4 PL2 61359131782 9131782
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Part no. 9241005-1
BMW 3 E91 LCI Footwell Light Control Module LCM LED Basis FRM3R PL2 9241005
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Part no. 7805350
BMW X3 E83 3.0d M57N2 218HP Engine Control Unit ECU DDE 7805350 Automatic
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Part no. 9350313
BMW F90 M5 G11 G30 Fuse Box Power Distribution Unit Front Right O/S 9350313
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Part no. 8385157
BMW X3 E46 E83 LCI Start Point Housing Bracket Base B 8385157
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Part no. 7915643
Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
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BMW X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182
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Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
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Part no. rhd-8507876
BMW 3 Series E90 E91 E92 E93 LCI 320d N47N Engine Wiring Loom Harnes 8507876
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Part no. 7571952
BMW E90 E91 Petrol N52 Wiring Loom Harness Engine Automatic Gearbox
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Part no. 9116725
BMW E81 E87 E90 MULF Hands Free Electronics Charging Module 9116725
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BMW X5 E53 Amplifier Hifi Speaker System 65128379376 8379376
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Part no. 7640755-2
BMW F20 F21 114i N13 102HP Engine Control Unit Module ECU DME 7640755 Manual
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BMW E60 LCI E63 CHAMP Business System Controller CD Player 9196760
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Part no. 9224616
BMW X5 E70 Footwell ECU Light Control Unit Module FRM3R Basis Lear 9224616
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BMW 1 3 Series E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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Part no. 6977724
BMW 3 Series E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6977724
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Part no. 6927319
BMW 5 7 Series E60 E61 E65 E66 Seat Control Module Ecu Sensor
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Part no. 7789376
BMW 3 5 X5 Series E46 E39 E53 M57 3.0d DDE 7789376 Engine Control Unit Module
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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. 7567321-2
BMW E81 E87 LCI E90 116i 316i 1.6 N45N ECU Kit DME 7567321 + CAS3 + Key Manual
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Part no. 7811151-4
BMW E60 LCI E90 325d 525d M57N2 Engine Control ECU DDE Kit 7811151 Automatic
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Part no. 6802943
Battery Box BMW G30 G31 Positive Fuse Battery Distribution Terminal Rear 6802943
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Part no. 9193753
BMW 1 Series E81 E87 LCI Boardmonitor Central Information Display 6,5" 9193753
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Part no. 8720294-1
BMW G30 Telematics Control Module ECU Unit 8720294
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Part no. 6875827
VDC Module BMW F20 F21 F30 F31 F32 Rear Suspension Damper Control Unit 6875827
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Part no. 7583332-1
BMW 3 Series E90 E91 LCI 325i N53 218HP ECU Kit DME CAS3 + Key 7583332 Manual
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Part no. 7786372
BMW X5 E53 3.0d M57 Earth Cable Battery Cable 7786372 12427786372
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Part no. 9292248-1
Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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Part no. 7823973
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Unit DDE 7823973 Automatic
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Part no. 6955753
Comfort Module BMW E81 E87 E90 E92 Access Passive Go Control Unit 6955753
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Part no. 7649131-1
BMW F30 F31 320i N20 184HP ECU Control Unit Kit DDE 7649131 Key FEM Automatic
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Part no. 9292248-2
Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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Part no. 7561834-5
BMW E87 E90 118i 318i N46 Engine ECU KIT DME 7561834 CAS2 Keys Manual
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Part no. 9192641-1
BMW 5 Series E60 LCI 1 Light Module Control Unit ECU Lear LM II E6X LWR 9192641
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Part no. 8512047-3
BMW E90 E91 LCI N47N 320d ECU Kit Basic DDE Control Unit 8512047 + CAS3 + Key
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BMW 5 series E60 E61 Head-Up Display Hud Project Dash Screen 6963885 6955734
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Part no. 9154943-1
BMW 6 Series E63 LCI Light Control Unit Module LCM LM E6X LWR LEAR 9154943
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Part no. 7592080-3
BMW E60 E90 E91 LCI 330i 530i N53 218HP ECU Control Unit DME 7592080 Automatic
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Part no. 6944514
BMW 7 Series E65 E66 PDC Parking Ultrasonic Sensor Rear Orientblau Blue 6944514
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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. 9390396
Audio Amplifier BMW F20 F21 F22 Harman Kardon Active Sound Design Unit 9390396
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Part no. 9243897
BMW F10 F11 On Board Display Central Information Screen Monitor 10" 9243897
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Part no. 8510221-17
BMW E90 E91 LCI E92 330d Diesel N57 245HP Engine Control Unit ECU Kit CAS3 Key
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M-Audio Controller BMW E60 E61 E63 E64 Radio Player M-ASK CD Head Unit 6955346
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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. 9348763
BMW 3 4 Series F30 F80 M3 F82 M4 Battery Cable Lead Positive Underfloor 9348763
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Adapter Lead Wire BMW F45 F46 X1 F48 Cable Active Air Flap Control 9319918
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Part no. 7567178
BMW 3 5 Series E87 E60 E90 330i 530i N52 ECU Kit DME CAS3 Key 7567178 Automatic
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On-Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen 8,8" 1138730
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BMW 5 Series E60 M-Audio System Controller Navigation Head Unit 6942637
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BMW E89 Light Led Module Footwell Unit Lear FRM3R PL2 9241006
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BMW 3 5 7 X5 Series E38 E39 E46 E53 RDC Tyre Pressure Monitor Module 6759023
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BMW F10 Footwell Light Control Module ECU Unit FRM3 TEMIC 9250455
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BMW F20 F21 F30 F31 Driver Assist ACC Lane Change Switch Button Panel 9268478
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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. 2622756
Amplifier BMW F20 F21 LCI M Mini F56 HiFi Harman Kardon Audio Booster 8729433
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Part no. 8614276
BMW F20 F21 F30 LCI M140i 340i Alternator Generator 180A BOSCH 8614276
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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. 2354693-3
BMW 3 5 X3 Series 3 E46 E60 E65 E83 M54 Petrol Starter Motor 2354693
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Part no. rhd-7795461
BMW E60 E61 520d M47N2 Engine Wiring Loom Harness DDE Automatic 7795461
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Part no. 7559178-1
BMW E60 E90 E91 325i 525i N52 218HP Engine ECU Kit DME 7559178 CAS2 + Key Manual
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Part no. 7801217
BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
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Part no. 7579142-15
£BMW E81 E87 LCI 116i 1.6 Petrol N43 ECU Kit DME 7579142 CAS3 + Key Automatic
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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 .