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. 8507623-2
BMW E90 E91 E92 E93 LCI Diesel Alternator Generator 175A 150 14V 8507623
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BMW X3 E60 E83 Front PDC Parking Distance Sensor Titansilber Silver 6989082
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BMW E60 E81 E87 E90 E91 X3 E83 Relay Changer Make Contact Salmon Red Set 1742690
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Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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BMW 3 Series F30 F80 Boot Trunk Lid Tailgate Wiring Loom Harness Cable 9260012
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BMW E46 Inclination Indicator Alarm Tilt Sensor Control Module 8386932
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Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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BMW 7 Series E65 E66 Antenna Amplifier Diversity Unit Module 6941747
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BMW E60 E61 E63 E81 E87 E90 E91 DAB Radio Tuner Module Unit 9119359
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BMW 1 3 Series E87 LCI E90 E91 E92 Radio CD Professional 9144773
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BMW X3 E83 X5 E53 E38 E39 E46 EWS 3 Central Lock Immobilizer Module ECU 8382453
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BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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BMW 5 7 X5 Series E34 E38 E39 E53 Petrol Starter Motor 1729981
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3X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. 6983539
BMW E61 Light Control Unit Module LEAR LM E6X MIT AHI 6983539
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Part no. 9321016-1
BMW F10 F11 LCI On-Board Screen Central Information Display 10,25" 9321016
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BMW E39 E46 E53 Radio BMW Professional TMC 65128385897 8385897
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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. 7544610
BMW X5 E53 E60 E65 N62 ECU Basic Control Unit DME 7544610 Automatic
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BMW F01 LCI Facelift Footwell Module Unit LED TEMIC FRM III 9285930
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Sound Amplifier BMW F80 M3 F82 M4 Hifi Audio Unit Active Sound Design 9398997
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BMW G11 G30 G31 X4 F26 Telematics Module Bluetooth Control Unit ECU 2447787
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Steering Wheel Module BMW X3 G01 X5 G05 G20 G30 Heating Control Unit 7857778
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Part no. 9360344
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9360344
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Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Bosch 8571358
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BMW E65 E66 E67 Navigation System DVD GPS Computer Head Unit 6935555
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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. 9271715
BMW F20 F21 F22 F30 F31 Alpine Cd Radio Player Head Unit 9271715
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Part no. 8475350-1
BMW F20 F21 LCI 116d Diesel B37 B37D15A 116HP Engine ECU DDE 8475350 Manual
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Part no. 8506951-2
BMW E60 LCI E90 325d 525d M57N2 ECU Kit Basic Control Unit DDE 8506951 CAS3 Key
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Part no. 8729433
Amplifier BMW F82 F87 F80 F83 Active Sound Design Control Unit 8729433
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Part no. 9166709
BMW 3 Series E90 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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Part no. 9312471
BMW X6 71 Amplifier HiFi Stereo System Sound 9312471
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Part no. 9171217
BMW E93 ECU Body Control Module H1 PL2 JBBFE Junction Box 9171217
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Part no. 1378238-2
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
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Part no. 3453809
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness Cables Set 3453809
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Part no. 7621178-11
BMW E81 E87 LCI E90 N43 170HP Engine Control Module ECU Kit DME 7621178 Manual
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Part no. 7616120
Alternator BMW F20 F21 F30 F31 F36 Petrol N55 Generator 210A 7616120
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Part no. 9234942
Telematics Module BMW E81 E87 E90 E91 E92 LCI Combox Navigation 9234942
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Part no. 8589145
BMW F20 F21 F30 LCI 118d 318d B47 DDE Engine Control Unit ECU 8589145 Automatic
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Part no. 6901469-1
2X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. 9236459
BMW F07 GT Light Control Footwell Module Unit ECU FRM III 9236459
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Part no. 9134479-1
BMW E93 Body Control Module Junction Box ECU PL2 JBBFE H1 9134479
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BMW X1 Series F48 Right Head Air Module Roof Curtain O/S 7352602
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Part no. 8512292-1
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE 8510832 + CAS3 + Key Manual
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BMW E60 Front Seat Control Unit Module ECU Right Temic 9148256
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BMW E81 E87 E90 E92 Comfort Access Passive Go Control Unit Module 6987184
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BMW E60 E61 Front Right Door O/S Wiring Cables Harness 9175863
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Part no. 8380068
BMW E46 Audio Amplifier Hifi Harman Kardon Sound System 8380068
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Part no. 7549396
Earth Ground Cable BMW E90 E91 E92 Negative Battery Lead Wiring 7549396
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Part no. 9192641
BMW 5 Series E60 LCI Light Module Control Unit ECU Lear LM II E6X LWR 9192641
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Part no. 7811111-4
BMW X3 E83 LCI 2.0d N47 177HP Engine Control Unit ECU DDE 7811111 Manual
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Part no. 8518168-1
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Kit DDE 8518168 CAS3 + Key Manual
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Part no. 9369123
BMW X3 F25 Front Seat Control Unit Module ECU Left Right N/O/S 9369123
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BMW F10 F30 320d 520d ed 163HP Engine Control Unit N47N ECU DDE 8574093 Manual
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Part no. 9162959
Seat Control Unit BMW X5 E70 E87 E90 E91 E92 Module Memory ECU 9162959
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Part no. 6870277
Air Module BMW X5 F15 X6 F16 ECU ICM Control Unit 6870277
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Part no. 7542529-2
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 1378238-3
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
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Part no. 6870078
Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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Part no. 9149656
Bluetooth Module BMW E81 E87 E90 E91 Hands-free Control Unit MULF2 9149656
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Part no. 7561684-5
BMW E60 E90 325i 525i N52 218HP Engine ECU Kit DME 7561684 CAS2 + Key Manual
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Part no. 6823590
BMW F10 Footwell Light Control Unit Module ECU FRM III 6823590
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Part no. 9236462
Gateway Module BMW F10 F11 Central Control Unit Lear ZGW-01 High 9236462
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Part no. 9276036
BMW 5 Series F11 Touring Antenna Aeral Amplifier Diversity 868 MHZ 9276036
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Part no. 8708257-1
Head Unit BMW F20 F21 F22 F30 F31 LCI Sat Nav Radio Media Navigation 8708257
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Part no. 8517016-1
BMW X5 E70 LCI 40dX N57S 306HP Engine ECU Kit DDE 7810980 CAS3 + Key Automatic
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Part no. 6855990
BMW X3 F25 ICM Control Unit Air Bag Module SRS Safety ECU 6855990
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Part no. 9267200
BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9267200
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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. 6978272
BMW 1 3 Series E87 E90 Power Distribution Fuse Box Front 6906611
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Part no. 6777641-2
BMW X5 E70 E81 E87 E90 E91 E92 E93 Air Module Wiring Steering Wheel Loom 6777641
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Part no. 7811702
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 7811702 Manual
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Part no. 9148016
BMW E90 E91 E92 Professional CCC DVD Navigation System Controller 9148016
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Part no. 8385232
PDC Module BMW E39 Parking Assist Distance Control Module PDC 8385232
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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. 9223689
BMW X1 E84 Display Screen Monitor On-board CID TV Navigation System 8,8" 9223689
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Part no. 6901269
BMW X3 Z4 Series E83 E85 E86 Base B Positive Battery Terminal Cover Compartmen
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Part no. 9229880-1
BMW Z4 E89 Body Control Module H3 Junction Box ECU 9229880
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Part no. 6999950
LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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Part no. 7789231
BMW X5 E46 E53 E60 E65 Preheater System Lead Cable Starter 7789231
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Part no. 6922720
BMW X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720
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BMW 5 Series E60 Light Control Module Unit Lear LME6X (LCM) 6941593
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BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452226
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Part no. 8581788-1
BMW F45 F46 F55 F60 B37 B47 Engine Starter Motor 8581788
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BMW 1 Series E87 Footwell Light Control Module Unit PL2 FRMFA Lear 6987997
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BMW E46 Door Cable Convertible Wiring Loom Front Cables 6913092
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Reversing Camera Module BMW F10 F20 F30 Rear View Unit 9393953
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BMW F20 F21 F30 F31 LCI F32 Navigation Sat Nav Computer Head Unit 5A24036
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BMW E60 E61 E65 E87 E90 Trailer Towing Control Unit Module AHM 4R 6850497
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Part no. 9242501
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9242501
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Part no. 9150109-2
BMW E81 E87 E90 E91 E92 Radio CD Player Professional 9150109
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Part no. 6841420
AdBlue Adapter Cable BMW F30 F31 F36 Lead Wiring Harness Loom 6841420
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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. 9231928
Radio Professional BMW E81 E82 E87 E88 E90 E91 E92 E93 Autoradio CD 9231928
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Part no. 8586571
BMW 1 3 F20 F30 LCI B47 Engine Gearbox Module Wiring Cable Loom Harness 8586571
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Part no. 6948576
BMW E60 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6948576
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Part no. 9176079
BMW E60 E64 LCI Body Gateway Module ECU Control Unit KGM E6X High D-Can 9176079
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Part no. 6976157
BMW E60 E61 Driver's Side Door Air Module Control Unit Module 6976157
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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 .