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. A2125407050
Fuse Box Mercedes W212 Control Unit Power Distribution Electrical A2125407050
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BMW E90 E91 E92 E93 LCI Diesel N57 Alternator 150A 7808073 7805432
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BMW E90 Max Brose Footwell Light Module Control Unit FRM3R 9263803
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Mercedes W204 Automatic Gearbox EGS Control Module Unit ECU A0005454516
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Mini Cooper R55 R56 LCI Cable Set EPS Power Steering Wiring Harness 9137405
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BMW E92 LCI Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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BMW E60 E63 E90 E91 LCI Dashboard Dash Monitor Display Screen 6,5 6938109
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BMW X5 E53 Onboard Computer Navigation System Monitor Widescreen 6934413
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Fuse Box Mercedes W211 CLS C219 Rear SAM Module Relay Control Unit A2115458601
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BMW F30 LCI 330e B48X Hybrid High Voltage Inverter Converter 8679666
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Display Screen BMW F20 F21 F22 Central Information Infotainment 8,8" 9387548
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BMW F20 F30 Rear Electronic Module REM Fuse Box Control Unit V2 ECU 6809050
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Part no. F20 F30 PLUG SOCKET LOOM PDC
PDC Plug BMW F20 F22 F30 F32 Loom Socket Parking Sensor Wiring Harness
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Mercedes Vito W639 Sprinter W906 CD Audio Stereo Radio Head Unit A9068200886
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BMW X1 E84 Front Bumper Loom Cable Harness Parking Sensors PDC Wiring 9191449
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BMW Z4 E85 E86 Battery Mounting Bracket Part Holder 6911024
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Part no. EXIDE-AGM-70AH
Exide Battery AGM EK700 70Ah 760A Accumulator
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Air Module Sensor BMW Z4 E64 E85 B Pillar Right O/S 6962888
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Mercedes Vito Viano W639 Fuse Box Cover Trim Panel Lid Housing A6395450403
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BMW 3 X1 SERIES E84 E90 E91 E92 Petrol Instrument Cluster Speedo Clocks 9166853
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BMW 1 3 Series E81 E87N 123d N47S Wiring Harness Loom Engine 7803799 7802164
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Mini Cabrio R57 Roof Operating Unit Light Switch Panel 3450545
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BMW F20 F21 F22 F30 F31 F32 ICM Control Unit Module ECU 6868599
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Mercedes-Benz W169 W204 W207 Auxiliary Additional Backup Battery A2115410001
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BMW E60 Hands Free Electronics Charging MULF 6946393 84216946393
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BMW E60 E61 Navigation Head Unit CCC CD Sat Nav Player System Controller 9159028
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Bowden Cable Mercedes W639 Rear Right O/S Sliding Door Handle Catch A6397602004
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BMW Mini Cooper One R56 LCI High PL3 SPEG H4 Fuse Distribution Box 3457163
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BMW 5 X3 Series E60 E61 E83 Front PDC Parking Distance Sensor Mysticblau Blue
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Mercedes-Benz C CLK W203 C209 Sam Control Module Fuse Box Rear A2035453201
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Mercedes W204 Estate PDC Wiring Rear Bumper Parking Sensor Cable A2044404732
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Part no. 9283711
BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9283711
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Part no. 9141809
Onboard Display BMW E60 E63 E64 E90 Dashboard Dash Monitor Screen 8.8" 9141809
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Part no. 6963758
BMW 3 X3 X5 Series E46 E53 E83 Telematics Bluetooth Control Unit Module 6963758
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BMW X5 E53 3.0d M57N 218HP ECU Engine Control Unit DDE 7794626 Automatic
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Mercedes W203 C209 Yaw Sensor ESP Rotation Rate Control Unit Module A0035429818
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BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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Part no. A0009000104
Mercedes W176 W204 W207 Fuel Pump Module Petrol Control Unit ECU A0009000104
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Part no. A1768210136
Trim Panel Mercedes W176 Rain Sensor Light Solar Condensation Cover A1768210136
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Part no. 9287250
BMW X5 E70 LCI Footwell Light Control Module Unit Lear FRM3R XE 9287250
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SD Card Mercedes W213 C238 C253 Garmin Map Pilot Navi Europe 15 / 16 A2139062604
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Part no. 6941634
Headlight Ballast BMW E60 E61 E90 E91 Xenon Adaptive Control Module 6941634
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BMW E60 E61 E63 E64 545i 645Ci N62 Wiring Loom Harness Engine Ignition 7535738
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Engine Wiring Loom BMW E60 E61 520i 525i 530i Petrol M54 Wire Ceble 7529723
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KaFAS Camera BMW G30 G31 F90 M5 X3 G01 G11 Driver Assist Unit Module ECU 9461797
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BMW E87 LCI E90 120i 320i N43 170HP ECU Engine Control Unit DME Manual Gearbox
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Module Mercedes W177 W247 Instrument Cluster Control Module A2479001608
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Part no. 3456988
Mini Cooper One R60 Footwell Light Module AHL EKS ECU LEAR PL3 FRM3R 3456988
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BMW E60 E87 LCI E90 120d 320d 520d N47 ECU Kit Control Unit DDE 7809000 CAS3 Key
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Part no. 2622589
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
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Part no. 8P0907063N
Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063N
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BMW E60 E65 E70 Front Right Seat O/S Height Adjustment Drive 7075944
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Part no. 6875773
BMW F10 Tyre Pressure RDC Control Unit Module ECU 6875773
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YUASA YBX 9000 AGM Start Stop 12V Accumulator Battery 80Ah 800A YBX9115
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Part no. 9224593-1
BMW 3 Series E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM3R 9224593
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Part no. 8P0035152C
Audi A3 8P Sat Navi Stereo Radio Audio MMI Head Unit CD Player Unit 8P0035152C
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BMW E61 E65 E66 E67 HKL Bootlid Trunk Lid Control Unit Module
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Part no. 7579142-17
BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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Mini Cooper S R52 R53 W11 170HP Engine ECU Kit DME 7553735 Key EWS Automatic
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BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315685
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Audi S1 8X Front Lamp Headlight DRL Ballast Control Module Unit 4G0907397R
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BMW E90 E91 E92 335i 306HP Engine N54 ECU Kit DME 7575875 + CAS3 + Key Automatic
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Audi A1 8X Door Module Front Driver's Side Control Unit ECU 8X0959793H
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Part no. 9266385-2
On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9266385
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Part no. A6014010325
Mercedes W901 W905 Sprinter Wheel Hub Cap A6014010325
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Part no. rhd-7802153
BMW 1 3 Series E81 E87 LCI E90 120d 320d N47 Engine Wiring Loom 7802153 7580194
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Part no. 7550319
Mini R50 R52 Alternator Generator 110A Benzin 7550997 7550319
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Part no. A1648207926
Mercedes ML W164 Air Module SRS Control Unit ECU A1648207926
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Part no. 8510591-3
BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8510591 CAS3 + Key Automatic
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Part no. 6943771
BMW 1 Series E87 CAS2 ECU Control Unit Key Reading Module 6943771
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Mercedes W204 Radio Control Function Button Knob Controller Unit A2048704658
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BMW F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 6872319
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Part no. 03L906018AB
Audi A3 8P CFFB 2.0 TDI 140HP Diesel Engine Control Unit ECU 03L906018AB Manual
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Steering Wheel Angle Mercedes C216 W221 Sensor Control Unit Module A2219004003
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Part no. 6814611
BMW 1 3 5 F10 F20 F30 Can Bus Interface Data Terminating Resistor 586509
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BMW E60 E61 E63 E64 Fuel Fillter Flap Cover Actuator 8377415
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Mercedes-Benz SLS ML G C197 W164 W463 Relay Fuse 5-Pin Green Hella A0025427619
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BMW 3 5 Series E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7801712 CAS2 + Key
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Mercedes ML W164 Front Left Control Unit Module Door A1648203785
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Mercedes W415 Citan Control Unit Module Electronic A4159009200
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BMW E60 E65 E70 E81 E87 E90 F10 Engine Starter Motor 2354701
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BMW E81 E87 LCI E90 N43 118i 318i Engine Control Unit ECU DME 7621178 Manual
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BMW F20 F30 F32 120i 320i 420i N20 184HP ECU DME 8631725 Manual
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Renault Trafic II Control Unit Body Control Module BCM ECU P8200943317
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BMW X1 F48 Mini Cooper F55 F56 F60 Connecting Line CID/HU-H 9380947
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BMW E60 E87 E90 E91 Hands Free Electronics Charging MULF2 Module 9226711
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BMW 7 Series E65 E66 E67 CD Audio System Controller Player 6935620
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BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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BMW Z4 E85 Roadster Cabrio Convertible Roof Module Folding Top 6954776
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BMW Mini Cooper One R52 Body Control Unit Basic Module BCM 6214492
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Part no. A2129008224
Headlight Control Module Mercedes W207 W212 Unit A2129008224
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Part no. A2129005722
Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129005722
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Part no. A9067600404
Bowden Cable Mercedes W906 Rear Sliding Door Opener Cable Wire A9067600404
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Part no. A2118706689
Audio Amplifier Mercedes W211 CLS C219 AMP Becker Sound Module Unit A2118706689
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Part no. A2229006008
Mercedes W205 W217 W222 Tailgate Trunk Control Module Unit A2229006008
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Part no. 6943838
BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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Mercedes W203 ECU Control Unit Crash Impact Sensor Module Airbag A2038700026
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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 .