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. 6801345
BMW F20 LCI F22 F23 Sound Amplifier Harman Kardon Module Audio Unit ECU 6801345
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Head-Up Display BMW F01 F02 Trim Panel Cover Frame Dashboard Screen 9170364
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BMW E60 Light Control Unit Module LEAR LM E6X LWR 6943283
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BMW F20 F21 F30 F31 N55 326HP M135i 335i Engine Control ECU DME 8616314 Manual
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BMW F20 F21 F30 F31 LCI Radio Professional Navigation Sat Nav Head Unit 8794119
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BMW F20 F30 LCI 118i 318i B38 136HP Engine ECU Kit DME 8691836 Key FEM Automatic
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BMW E60 E61 E90 E91 N52 325i 525i Engine Control Unit ECU DME 7577968 Automatic
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BMW 5 Series E60 LCI Light Control Unit Module LCM LM E6X LWR LEAR 6941590
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BMW E90 E91 LCI 335i N54 306HP ECU Kit DME 7592080 CAS3 Key Sport Dual-Clutch
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BMW E60 E61 LCI 530d M57N2 235HP Engine Control ECU KIT DDE 7808205 CAS3 Key
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BMW F01 F02 F04 Footwell Light Module Control Unit ECU FRM III 9203815
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Head Unit BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239321
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Part no. 7579142-20
BMW E87 LCI E90 120i 320i Petrol N43 170HP Engine ECU Kit DME 7579142 Manual
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Door Wiring Harness BMW F31 F34 Front Driver Door Wiring Loom Cables 9326409
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BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9281722
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BMW X5 Series E53 Light Check Module Control Unit ECU Lear LCM IV LWR 6960255
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BMW E90 E91 LCI E92 330d N57 245HP ECU Engine Kit DDE 8510221 CAS3 Key Manual
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BMW E92 Radio Signal Aerial Antenna Amplfier Diversity 315Mhz Booster 6965710
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BMW E60 E90 N52 325i 525i 218HP Engine ECU Kit DME 7555361 CAS2 Key Automatic
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BMW X5 Series E53 Basic Body Control Unit Module GM3 9117101
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BMW 1 2 F20 F21 LCI F22 F23 Central Information Display Screen 8,8" 9381040
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Part no. 6864207
BMW F20 F23 LCI X3 F25 X4 F26 F30 F32 F33 Control Unit Module ICM High 6864207
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Part no. 2447787
BMW G11 G30 G31 X4 F26 Telematics Module Bluetooth Control Unit ECU 2447787
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Part no. 8734827
BMW F20 F30 LCI G30 G31 Head Unit Media Navigation Headunit Player 8734827
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Part no. 7801217-4
BMW X3 E83 3.0d M57N2 218HP ECU Control Unit Kit DME 7801217 EWS3 Key Automatic
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Part no. 8703399
BMW G30 F90 M5 Antenna Aerial Diversity Amplifier Unit 8703399
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Part no. 6915035
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6915035
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Part no. 8798185
BMW F20 F21 F30 F31 Head Unit Basic Media DAB Headunit 8798185
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Part no. 8596362-5
BMW F20 F30 LCI 120d 320d B47 Engine ECU Kit DDE 8596362 FEM + Key Automatic
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Part no. 6971703-1
BMW 3 Series 1 E90 Radio Professional CD Player 65126971703 6971703
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Part no. 8598759-6
BMW F22 F30 F46 216d 316d B37 Diesel 116HP ECU Engine Control DDE Kit 8598759
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Part no. 6964602-1
CD Changer BMW E81 E87 E90 E91 E92 6-disc Without Magazine 6964602
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Part no. 6983299
Body Control Module BMW E90 ECU Junction Box H3 PL2 JBBFE Lear 6983299
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Part no. 7594305-5
BMW E60 E61 E90 E91 LCI 325i N53 218HP Engine Control ECU DME 7594305 Automatic
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Part no. 3414878
BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Part no. 6939712
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6939712
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Part no. 8513242-4
BMW F10 F11 520d N47N 184HP Engine ECU Kit DDE 8513242 CAS4 Keys Automatic
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Part no. 7594305-4
BMW E90 E91 E92 330i N53 272HP ECU DME Kit CAS3 + Key 7594305 Automatic
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Part no. 9281915
BMW 3 Series F30 F31 Radio Professional CD Player 9281915 65129281915
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BMW 7 Series E65 740i Petrol N62 Engine Wiring Loom Harness Automatic 7572883
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BMW E84 E91 Ultra Sonic Burglar Alarm System Sensor Module 9244135
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Part no. 9219318
BMW F01 F02 F10 F11 Body Gateway Control Module Unit ZGW-01 Lear 9219318
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Part no. 7595179-20
BMW E87 LCI E90 120i 320i 143HP Petrol Engine Unit ECU N43 DME 7595179 Automatic
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BMW F01 F10 F12 F30 Front Seat Electrical Control Unit Module ECU BA/M 9248556
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Part no. 3449689
BMW X3 E83 LCI HeadLamp Light Control Module Lear LM II AHL 3449689
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Part no. 6946409
Antenna Amplifier BMW E60 LCI Aerial Diversity Control Unit DAB 6946409
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BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065
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BMW E60 E61 E63 E64 M-ASK M-Audio System Controller Navigation Radio 6940031
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Part no. 7808205-1
BMW 5 Series E60 E61 LCI 530d M57N2 235HP Engine ECU KIT DDE 7808205 CAS + Key
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Part no. 7571510-3
BMW Z4 E86 Coupe 3.0si N52 265HP ECU Kit DME 7571510 EWS + Key Manual
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Part no. T1000-10415
BMW Disc Professional Navigation DVD Road Map Europe 06-2 T1000-10415
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Part no. 5A872D1
BMW F40 Telematics Control Module Unit TCU 5A872D1
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Part no. 8573257-4
BMW F30 F31 320d ed Diesel N47N 163HP ECU Kit DDE 8573257 + Key + FEM Manual
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Part no. 9224592-3
BMW E84 Footwell Light Module Control Unit ECU PL2 FRM3R 9224592
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Part no. 9153780
BMW E93 Footwell ECU Light Control Unit Module FRM II PL2 Lear 9153780
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Part no. 7560955-4
BMW E90 320si N45 173HP Petrol Engine Unit ECU Kit DME 7560955 CAS2 Key Manual
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Part no. 9216286
BMW F20 F21 Socket Plug Wiring Loom Cable 9216286
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Part no. 9364821-2
BMW E91 ECU Body Control Module Unit KL PL2RR JBBFE IIIR 9364821
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Part no. 8792152
CD Player BMW F20 F21 F30 F32 Mini F55 F56 Radio DAB Bluetooth Head Unit 8792152
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Part no. 8682893
BMW F20 F30 LCI 120i 320i 330i B48 Engine Wiring Cable Loom Harness 8644504
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Part no. 9263801
BMW Z4 E89 Footwell Light Control Unit Module ECU Lear FRM3R PL2 9263801
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Part no. 7823799-1
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU KIT DDE 7823799 CAS3 + Key
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Part no. 5A1D0B2
BMW F70 G30 U06 Comfort Access Antenna Keyless Entry Aerial Module 5A1D0B2
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Part no. 8625241-6
BMW F20 F21 114i N13 102HP Petrol Engine ECU Control Unit DME 8625241 Manual
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Part no. 5A82C19
BMW G20 G26 Wireless Charger Centre Console Phone Charging Module Unit 5A82C19
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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Part no. 7567362-2
BMW 3 Series E90 E91 E92 325i N52N 218HP ECU Kit DME CAS3 Key 7567362 Manual
£379.95
Free delivery: Mar 02
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Part no. 8686085
BMW X5 F15 Hybrid Electric 26Ah High Voltage Battery Accumulator Storage 8682676
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Part no. 6824381
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 6824381
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Part no. 7802471-1
Alternator Generator BMW E87 E90 E91 Diesel Engine Electrical Unit 150A 7802471
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Part no. 7640015
BMW E92 LCI N43B20A 2.0 170HP Engine Control Unit DME ECU 7640015 Manual
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Part no. 9230554
BMW F10 F11 Seat Loom Cable Lordosis Lumbar Pump Control Front Left N/S 9230554
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Part no. 8680374
BMW F45 Alternator Generator 8680374
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Part no. 8509035-6
BMW E60 LCI 530xd X5 E70 3.0xd M57N2 235HP Engine ECU Kit DDE 8509035 CAS3 + Key
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BMW F10 Control Unit Box F07 F11 Engine Ventilation Housing Box 7555193
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BMW 7 Series E65 E66 Battery Mounting Bracket Clamp Bolt Holder
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Part no. 7536690-1
Starter Motor BMW E60 E61 E65 E53 E70 Petrol Engine N62N Starter 7536690
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BMW F20 F30 F32 125i 325i 425i Petrol B48 224HP Engine Control ECU DME 8692971
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BMW G11 G12 G20 G21 G30 G31 F33 F36 Generator Alternator 180A Bosch 8571357
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BMW F20 F21 F30 F31 F32 Body Comfort Module FEM ECU LR01 Control Unit 9366407
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Control Unit BMW E65 E66 E67 Door Front Passenger Side 6933263
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BMW F20 Mini F55 F56 F57 Petrol Engine Wiring Loom Harness 8644491
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BMW Z4 E85 3.0i M54 231HP Engine Control Unit Module ECU DME 7541335 Manual
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BMW F20 F21 F30 F31 LCI B38 B48 Alternator Generator Denso 14V 220A 8645329
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BMW X5 E70 Seat Control Unit Module Front Left ECU 9264976
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Engine Wiring BMW F10 F21 F30 LCI F36 N20 Loom Module Harness Cable 8605454
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Starter Generator BMW i3 I01 Hybrid 60Ah 94Ah 120Ah Rex Petrol Engine 7625712
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Part no. 7649131-3
BMW F30 F31 320i N20 184HP ECU Control Unit Kit DME 7649131 Key FEM Manual
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BMW F06 Gran Coupe F12 F13 Parking Brake Wiring Loom Harness Cable 9325552
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Part no. 8518568-1
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8518568 + Key + FEM
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BMW F20 F21 F30 F31 LCI Gearbox Transmission Harness Wiring Loom Cable 8586569
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BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
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BMW Z4 E89 2.3i 3.0i N52N Petrol Engine Wiring Loom Harness Cable 7598076
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BMW E81 E87 E90 LCI Professional Navigation System Car Computer CIC 9198826
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BMW X3 F25 Front Seat Control Unit Module ECU Left Right N/O/S 9369123
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Part no. 7571510-4
BMW Z4 E86 Coupe 3.0si N52 265HP Engine Control Unit ECU DDE 7571510 Automatic
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BMW 3 Series E36 Cable Harness Door Rear Right O/S Wiring Loom 8379056
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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 .