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. 6878198
BMW F20 F21 F25 F30 F31 ECU Air Module Crash Control Unit ICM 6878198
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BMW E39 E46 E53 E83 Control Unit EWS IV 9127086
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BMW X3 F25 Sat Navi Radio CD Player Head Unit 9294196
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BMW E81 E87 E90 Hands Free Electronics Charging Module MULF 6953044
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BMW 3 5 7 X3 X5 Series E46 E53 E60 E65 E83 M57N Starter Motor 2,0 KW 2344232
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BMW E60 E90 Dashboard Dash Onboard Display Monitor Screen Display 8.8" CCC
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BMW 5 Series E60 E61 LCI Battery Cable Lead Positive Underfloor 9176953
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BMW 1 2 Series F20 F21 F23 LCI Top Hifi Audio Amplifier Harman Kardon 9307293
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BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
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Front Subwoofer BMW F90 M5 G11 G30 Central Right O/S Bass Speaker HiFi 6801076
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Part no. 7802929-1
BMW 5 7 E60 E61 E65 M57N M57N2 Compact Alternator Generator Valeo 170A 7802929
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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. 2154179
BMW 1 3 5 Series E60 E87 E90 E91 Cable Adapter iPod Connection 2154179
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Part no. 6988086
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 LOW Delphi
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Part no. 7809002-2
BMW E81 E82 E87 LCI E88 N47S 123d Engine ECU Kit DDE 7809002 CAS3 + Key Manual
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Part no. 1387614
BMW 3 Z3 Series E36 Electrical Fuse Relay Box Storage Trim 1387614
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Part no. 9275509
BMW F07 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9275509
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BMW E90 Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491
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Part no. 6876227
BMW F32 Tyre Pressure RDC Control Unit Module ECU 6876227
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Part no. 6942461
BMW 3 Series E91 E92 E93 Hifi Speaker Tweeter Rear 6942461
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Part no. 7811700
BMW 1 3 Series E81 E87 LCI E90 E91 120d 320d N47 ECU KIT DDE CAS 3 Key 7811700
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Part no. 6908948
BMW E39 6-disc CD Changer without Magazine 6908948
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Part no. 8517616
Earth Ground Cable BMW F10 N47N Diesel Battery Cable Engine Wiring 8517616
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Part no. 7306797
BMW F30 F31 F32 Tailgate Smart Opener Control Unit Module 7306797
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Part no. 6866454
VDC Module BMW F01 F07 F10 F11 F12 Rear Suspension Level Control Unit 6866454
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Part no. 9286796
BMW E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9286796
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Part no. 9258278
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC Unit 9258278
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Part no. 6826985
BMW F22 F23 F30 F34 LCI Control Unit Air Module ECU 6826985
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Part no. 9128183-2
BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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Part no. 9153779-1
BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
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Part no. 6775949
BMW E90 E91 E92 Longitudinal Dynamic Module Cruise Control 6775949
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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. 7579142-4
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU Kit DME 7579142 CAS3 Key Manual
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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. 3414473
BMW X3 E83 Transmission DXC Transfer Box Wiring Cable Loom Harness 3414473
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Part no. 7569969
BMW X5 X6 E70 E71 Control Unit Module Transfer Box 7569969
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Part no. 7811700-11
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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Part no. 7490824
BMW G20 G21 G30 G11 X3 G01 X5 G05 Fuel Pump Control Unit Module ECU 7490824
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Part no. 9132214
BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 65129132214 9132214
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Part no. 7553166-2
BMW E60 E90 330i 530i N52 258HP ECU Kit DME 7553166 + CAS2 + Key Automatic
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Part no. 6933666
BMW 7 Series E65 E66 E67 Antenna Amplifier Diversity 6933666
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Part no. 9172364
BMW X5 Series E70 ECU Body Control Module Junction Box High PL4 JBBFEII 9172364
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Part no. 9381320
BMW F45 Mini F55 F56 Head Unit Basic Media DAB Headunit 9381320
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Part no. 9150109
BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109
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Part no. 7304593
Bi-Xenon Headlight BMW F07 F10 F11 Control Unit Module 7304593
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Part no. 8642252
BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8642252 Drivelogic
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Part no. 9221135
BMW Z4 E89 Roadster Cabrio Convertible Top Module CTM 09221135 9221135
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Part no. 7796571-2
BMW X3 Series E83 2.0d 150HP Engine ECU Kit DDE EWS3 Key 7796571 Manual
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Part no. 7607975
Engine Harness BMW F20 F21 F30 F31 Petrol N13 Sensor Module 1 Wiring 7607975
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Part no. 6805061
BMW F45 F46 Mini F55 F56 F57 Parking Assistant PDC Control Unit Module 6805061
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Part no. 6809049-1
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 6809049
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Part no. 7938190
Parking Sensor BMW F20 F21 F22 F23 F30 F34 GT PDC Module Control Unit 7938190
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Part no. 9197154
BMW 1 Series E81 LOW Light control footwell module ECU PL2 FRM II 9197154
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Part no. 8580390-1
Engine Starter BMW F40 F46 F48 B47B B47D B48E Diesel Motor Actuator 8580390
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Part no. 6948578
BMW E60 Light Control Unit Module LM E6X Lear 6948578
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Part no. 6819332
Control Unit Module BMW F20 F21 F30 F31 F32 Rear Body REM 6819332
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Part no. 8383154
Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152
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Part no. 9226331
BMW E87 LCI ECU Body Control Module Unit H2 9226331
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Part no. 2354693-5
BMW 3 5 X3 Series E46 E60 E65 E83 5 M54 Petrol Engine Starter Motor 2354693
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Part no. 6969011
BMW E60 E63 E64 Body Control Module ECU Control Unit 6969011
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Part no. 9244429
BMW X6 Series E71 Rear Bumper PDC Cables Wiring Loom Set 9244429
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Part no. 8387568-1
BMW E65 Battery B Engine Compartment Terminal Point Cover 8387568
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Part no. 9197162
BMW 1 Series E81 Footwell ECU Light Control Module LOW PL2 FRM II Lear 9197162
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Part no. 7811702-3
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
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Part no. 9146710
BMW X3 Z4 E83 E85 E86 Radio Business CD Player Control Unit 9146710
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Part no. 6978713
BMW E60 Body Control Module ECU Control Unit KBM Basis 6978713
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Part no. 7508637
BMW 7 Series E65 E66 N62 Starter Motor 1,8KW Petrol 7508637 7508635
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Part no. 9281723
BMW Z4 Series E89 Roadster Cabrio Convertible Top Module CTM 09281723 9281723
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Part no. 9352865
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9352865 Manual
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Part no. 9165211
Display Screen BMW E65 E66 Dash Information Navigation Monitor 8,8" 9165211
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Part no. 8578609-1
BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608
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Part no. 7522057
BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057
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Part no. 9258164
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9258164
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Part no. 9249080
BMW 1 Series E87 Footwell Light Control Module Lear FRM3R PL2 9249080
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Part no. 7577664
BMW E60 E61 LCI 550i N62N 367HP Engine Unit Module ECU DME 7577664 Manual
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Part no. 7543083-3
Alternator BMW E60 E61 E87 E90 E91 N52 Generator 155A Bosch LRA02970
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Part no. 9299265
BMW 1 2 3 Series F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9299265
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Part no. 7811232
BMW X3 F25 Engine Wiring Start/Stop Manual Gearbox Module Loom Cable 7811232
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Part no. 7811999
BMW X3 E83 LCI 2.0d N47 177HP Diesel Engine Control Unit ECU DDE 7811999 Manual
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Part no. 9176826
BMW X5 E70 Footwell Light Module Control Unit ECU VDM PL4 FRM II Lear 9176826
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Part no. 6950525-2
4 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
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Part no. 6949899
BMW E65 E66 Air Module Control Unit Information ECU 6922464
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Part no. 9119445
BMW E81 E87 E90 E91 Power Distribution Fuse Box Front 9119445
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Part no. 9159047-1
BMW X5 X6 E70 E71 CCC CD Professional Navigation System Controller 9159047
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Part no. 9399431
BMW F10 LCI F20 F21 F30 F31 DAB Bluetooth Head Control Unit Basic Module 9399431
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Part no. 8582279-3
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8582279 Keys FEM
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Part no. 9134707
BMW X5 E60 E61 E63 E64 E70 Control Unit Module Passive Go 9134707
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Part no. 7811701-2
BMW 1 3 Series E87 LCI E90 E91 N47 DDE 7811701 Engine Control Unit Diesel ECU
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Part no. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
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Part no. 8574019
BMW F30 F32 LCI 335dX 435dX N57Z Engine Wiring Cable Loom Harness 8574019
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Part no. 9303546
BMW F10 F20 F30 F31 Body Module Control Unit FEM 9303546
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Part no. 8652443
BMW F45 Wiring Harness Motor Sensor System Module 8652443
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Part no. 7599881-3
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
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Part no. 9318777
BMW F10 F11 Pedestrian Protection Sensor F-Optic Control Unit 9318777
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Part no. 6958566
BMW E39 Radio Business Cassette Player 6958566 8377005
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Part no. 9264976
BMW X5 E70 Seat Control Unit Module Front Left ECU 9264976
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Part no. 6927704
BMW 5 Series E60 E61 LCI Battery Cable Lead Positive Underfloor 6927704
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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 .