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. 9251524
BMW i3 I01 Holder Audio Amplifier Telephone Bracket Mount Trim 9251524
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BMW F10 F11 X5 E70 Alternator Generator Unit Valeo 230A Diesel Engine 7807187
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BMW 1 Series E87 LCI Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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BMW F20 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8603352 Manual
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BMW E60 E61 PDC Parking Ultrasonic Sensor Rear Le Mans Blau Blue 381
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BMW X1 F48 Dashboard Monitor Display Central NAV Information Screen 6,5" 8803369
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BMW E81 E87 LCI E90 N43 118i 318i Engine Control Unit ECU DME 7621178 Manual
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BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9262361
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BMW F20 F30 F32 120i 320i 420i N20 184HP ECU Kit DME 8610635 + Key + FEM Manual
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BMW E90 E92 335i Petrol N54 ECU Kit Control Unit DME 7568842 CAS3 Key Automatic
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BMW X3 F25 Engine Wiring Start/Stop Manual Gearbox Module Loom Cable 7811232
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BMW 3 5 Series E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7801712 CAS2 + Key
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BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
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BMW X5 E53 3.0d M57N 218HP ECU Control Unit Module DDE 7800131 Automatic
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BMW 5 Series F10 Light Control Footwell Module ECU Unit FRM3 9250454
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BMW X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720
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BMW 5 Series F07 F10 F11 CAS4 Control Unit Key Reading Module 9257038 6809374
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Seat Module BMW E60 E61 E65 E66 Front Seat Control Unit Module ECU 6927312
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BMW X5 E70 Footwell Light Module Control Unit ECU VDM PL4 FRM II Lear 9176826
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BMW 5 SERIES E60 E61 LCI 520d N47 Engine Wiring Loom Harness DDE Manual 7807198
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BMW E81 E87 LCI 120i E90 E91 320i N43 170HP Engine ECU DME 7595179 Automatic
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Part no. E88 Wiring Loom Set PDC Rear
BMW E88 Cabrio Wiring Loom Set PDC Rear Complete Harness Parking Sensor
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Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 9231320
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Glow Plug Wiring BMW F20 LCI F45 F48 B37 Wiring Harness Engine 8511958
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BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
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BMW 5 6 Series E60 E61 E63 6-disc Compact CD Changer Without Magazine 6986081
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BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9227178
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Part no. 9116260
BMW E60 Light Control Module Unit Lear LMF6X 9116260
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Part no. 9175652-1
BMW E88 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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Part no. 9352130
BMW F33 Driver Side Seat Wiring Loom Electric Harness 9352158
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Part no. 8513184-1
BMW X3 F25 20dX Diesel N47N 184HP Engine Module ECU Kit DDE 8513184 Key CAS4
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Part no. 6960249
BMW X5 E53 Basic Body Control Unit Module GM3 6960249
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Part no. 8518569-2
BMW F20 F21 F30 F31 N47N 116d 316d 116HP Engine ECU Kit DDE 8518569 + Key + FEM
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Part no. 8512047-2
BMW 3 Series E90 E91 LCI N47N 320d ECU Basic DDE Control Unit 8512047 Manual
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Part no. 6935048
BMW 6 Series E64 Aerial Antenna Amplifier Diversity DAB 6935048
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Part no. 6912824
BMW E46 Rear Antenna Aerial Amplifier AM/FM 6912824
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BMW 7 Series E65 E66 E67 Sensor B-Pillar Airbag Right O/S 6970894
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Part no. 9263798
BMW E92 LCI Footwell Xenon Light Control Module Lear FRM3R PL2 9263798
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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 F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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BMW F30 F33 Rear PDC Sensors Wiring Loom Cable 2295873
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BMW F30 F31 F32 N20 Engine Gearbox Module Wiring Cable Loom Harness 7634059
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BMW X5 E70 30sd M57N2 286HP Engine ECU Unit DDE 8509036 Automatic
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Part no. 7595179-7
BMW E87 LCI E90 N43 118i 318i ECU Control Unit Kit DME 7595179 CAS3 + Key
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Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393
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BMW F07 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9275509
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BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 8489450 FEM + Key
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BMW E60 Light Control Unit Module LM E6X MAN LWR Lear 6983538
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Body Control Module BMW X3 F25 ECU Junction Box JBBFE III 3 Lear 9304587
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BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9257200
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Part no. 9267609
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9267609
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Part no. 9324784-1
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM LR01 ECU 9324784
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Part no. 8511385-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Module DDE 8511385 Automatic
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Part no. 7850609
BMW F80 M3 F82 M4 LCI Cable Wheel Acceleration Sensor 7850609
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Part no. 9249073
BMW X5 E70 LCI Light Module Footwell Module FRM3R Lear ECU Unit 9249073
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Part no. 8506566-1
BMW 3 Series E90 E91 LCI 320d N47N 184HP ECU Kit DDE 8506566 CAS3 + Key Manual
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BMW 4 Series F33 F83 M4 Convertible Top Module CTM Unit 9371386
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BMW 4 Series F33 F83 M4 Switch Folding Top Sliding Up Down Roof 9366374
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BMW 1 3 Series F20 F21 F30 F31 LCI Navigation Sat Nav Head Unit High 6819420
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Part no. 9381305
Radio Professional BMW F20 F21 F30 F31 CD Player DAB Bluetooth 9381305
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Part no. 7641652
Engine Wiring BMW F10 F31 F32 N20 Loom Module Harness Cable 7641652
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Part no. 7850995
Engine Wiring BMW F80 M3 F82 M4 S55 Inject Loom Cable Harness Injector 7850995
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Part no. 7428425
LED Module BMW F20 F21 LCI Headlight Front Lamp Headlamp 7428425
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Part no. 7848603
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
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Part no. 9289007
BMW 5 F10 F11 On-board Central Information Display Screen Monitor 6,5" 9289007
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Part no. 9270356
Fuse Box BMW F40 Mini F55 F56 Power Distribution Junction Relay Unit 9270356
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Part no. 7811111-3
BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7811111 + EWS + Key Automatic
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Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
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Part no. 9181326-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 9181326
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Part no. 7798179-3
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7798179 CAS2 + Keys
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Part no. 7555926-1
BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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Part no. 9208241
Battery Clamp BMW F30 F31 F32 F80 Safety Positive Plus Pole Red 9208241
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Part no. 9246187
BMW E93 Audio Radio Sound Amplifier Unit HIFI System Lear 9246187
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BMW F20 F21 F30 F31 Head Unit Basic Media Navigation Headunit 6822602
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Part no. 9258173
Radio CD BMW E87 E90 E91 LCI Professional Bluetooth Player Control Unit 9258173
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Part no. 8067512
BMW F10 F11 F30 F31 Alarm System Unit Security Basis Module 8067512
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Part no. 8510221-8
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 8510221-5
BMW E90 E91 LCI 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 9382517
Audio Amplifier BMW F20 F21 F23 LCI I3 I8 Top Hifi Harman Kardon Unit 9382517
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BMW 3 4 Series F30 F82 M4 Carrier Mount Holder Backrest Left N/S 7346699
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BMW 3 5 Series E46 F30 G30 G31 Battery Cable Negative Cable Minus Cable 8386674
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Part no. 9387561
Head Unit BMW I3 I8 Mini F56 Navigation Sat Nav DAB High Control Module 9387561
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Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9311296
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BMW 1 2 3 Series F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9299265
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Engine Wiring BMW F20 F30 N47S1 EU5 Loom Module Harness Cable 8507915
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Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402
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BMW 5 6 7 Series E60 E61 E65 N62N Petrol Alternator Generator 180A 7542934
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Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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FEM Module BMW F20 F22 F30 F32 ECU Control Unit Fuse Box 9395176
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Engine Wiring BMW F20 F30 F31 LCI B38 Loom Module 2 Harness Cable 8635808
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Part no. 6938106
BMW E65 E66 Steering Wheel Electronics Control Unit Module ECU 6938106
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Part no. 9253484
BMW 3 Series E90 LCI ECU Body Control Module H3 Junction Box 61359253484 9253484
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Part no. 7335274
BMW X5 E70 X6 E71 Module Control Unit Trunk LidRear Tailgate Lift 7317419
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Part no. 7259877-1
BMW F30 F80 M3 Rear Third Stoplamp Stop Lamp Brake Cover Trim 7259877
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Part no. 7543083-1
BMW 1 3 5 E60 E61 E87 E90 E91 N52 WAI Alternator Generator 155A 11077N
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Part no. 7806987-5
BMW E60 LCI E90 E91 325d 525d Engine M57N2 197HP ECU Kit DDE 7806987 CAS3 + Key
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Part no. 6934552
BMW E81 E87 E90 Hands Free Electronics Charging Module MULF 6934552
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Part no. 6953468
BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
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Part no. 7553166-5
BMW E60 E90 E91 N52 325i 525i 218HP Engine Control Unit ECU DME 7553166 Manual
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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 .