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. A2055405626
Mercedes W205 C350e Hybrid Electric Drive Battery High Voltage Wiring Harness
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Starter Motor Mercedes W639 W906 OM651 Engine Diesel Bosch A6519060000
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Audi S8 D3 Digital Radio DAB Tuner Receiver Module Kenwood 4E0035583C
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BMW E93 Convertible Cabrio Rear Bumper TV Aaerial 9152325
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Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU A6519000700 Manual
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BMW Mini Cooper R56 High SPEG PL3 DC/DC M2 Fuse Distribution Box 3451924
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Telematics Module Mercedes W213 H243 Communication Blutooth Control A2479004415
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Audi A6 C6 Diagnostic Interface Gateway Module ECU Control Unit 4F0907468M
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Audi A4 B8 A5 8T Front Lamp Headlight Range Control Module 8K5907357B
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BMW E81 E87 E90 E91 E92 6-Disc CD Changer With Magazine 9196669
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BMW E46 E60 E61 E65 E83 E53 M57N Engine Starter Motor 63223537
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Mercedes ML W164 Fuse Box Relay Control Unit Rear A1645403372
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Radio CD Player Mercedes W176 W246 Audio Navigation Stereo Head Unit A2469008214
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BMW X5 E53 E60 E65 Integrated Relay Power Supply Module 7510638
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BMW F01 F02 LCI F07 GT Power Distribution Electrical Fuse Box Front 9252816
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Tailgate Module BMW F01 F10 Rear Boot Trunk Lid Control Unit ECU 7327886
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BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6977759
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PDC Parking Sensor BMW X3 X5 E83N E70 LCI Ultrasonic Sensor Front White 9139868
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Mercedes W164 W204 W211 OM642 Diesel Alternator Generator A6421540402
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Ford Transit MK8 Fuse Box Relay Body Control Comfort Module BCM BK2T14B476BU
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BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
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BMW F10 F11 F30 F32 F33 Side Surround View Camera Control Unit Module 9259358
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BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
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Air Module Mercedes W213 C238 C253 Control Unit ECU A2139008828
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BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65126943437 6943437
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BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 2 + Key Manual
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Volkswagen VW Golf Mk7 Infotainment Radio Multimedia Head Unit 3Q0035874A
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Radio Head Unit Ford Transit Connect 6000 CD Media Player Unit AT1T-18C815-BA
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BMW F20 F21 Xenon Headlight Control Unit Module Lear TMS 7316145
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BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU KIT DDE 7806976 Automatic
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BMW X5 E53 3.0d M57N 218HP ECU Control Unit Module DDE 7800131 Automatic
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BMW X3 E83 LCI EWS IV 4.4 Control Unit Module ECU 9145350
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BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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Mercedes W204 C220 CDI 651.911 Engine Control Unit ECU A6519007500 Automatic
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BMW E60 E65 E66 E67 Front Seat Sensor Mat 6919812
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BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421
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BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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Audi S3 8P Interface Bluetooth Control Module Harman Becker ECU 8P0862335S
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BMW Z4 E85 M54 Roadster Wiring Loom Harness Engine Ignition Module
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BMW E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359227181 9227181
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BMW F10 F11 LCI Active Sound Unit Control Module Design Amplifier 9289971
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BMW G11 G12 G30 G32 G14 Starter Cable Alternator Cable Starter-Base B+ 8595355
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Mercedes W176 A200 CDI OM651 136HP Engine Module ECU Unit A6519007003 Automatic
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BMW F10 F30 F32 LCI 335dX 435dX 535dX N57Z 313HP Control Unit ECU DME 8586536
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Remote Control Receiver BMW X5 G05 U06 Mini F65 Receiver Radio Module 5B4E029
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 9117847
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Audi A4 B9 Volkswagen Tiguan 1T Headlight Ballast Control Module 7PP941572AB
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Audi A4 S4 B9 3.0 TFSI 355HP CWGD Quattro Engine Control Unit ECU 06M907309D
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Mercedes W212 Air Suspension Control Unit Module ECU A2125406462
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PDC Module Mercedes W205 X253 Parking Sesnor Assist Control Module A0009004710
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BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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Part no. 9313933
BMW F13 Footwell Light Module Control Unit ECU FRM3 9313933
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Starter Motor Mercedes W203 W210 W211 Diesel Engine Actuator A0051511301
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Audi Seat Skoda Volkswagen PDC Parking Sensor Control Unit Module 5QA919294J
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Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME 7600076 + CAS3 + Key Manual
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Mercedes Viano Vito W639 Wiring Harness Tailgate License Plate Lamp A6394404809
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BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9227178
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BMW E87 E90 M-Audio System Controller Navigation Business 6965047
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BMW E81 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224588
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Alternator Generator Mercedes W176 W246 OM651 Diesel Engine 175A A0009063322
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Mercedes Vito Viano W639 Battery Cable Positive Wiring Harness A6735460011
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Engine Wiring BMW F20 120i F30 320i 330i LCI B48 Cable Loom Harness 8636068
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Mini Cooper One R50 R52 W10 Petrol Alternator Generator 110A 7550997 7515426
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Mercedes W176 Multimedia Box Wiring Loom Electrical Harness A1765401201
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BMW 1 3 Series E87 E90 E92 Front Seat Adjustment Switch Left N/S 6954129
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BMW M3 F80 LCI VDC Controler Adaptive M Suspension Mode Control Module 6881597
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BMW X3 Z4 Series E83 E85 E86 Base B Positive Battery Terminal Cover Compartmen
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Telematics Module BMW F20 F30 Control Unit Bluetooth Combox ECU 9257151
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BMW E90 ECU Body Control Module Unit Junction Box H1 PL2 JBBFE 9119491
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Mini Countryman R60 Light Module Footwell Module PL3 FRM3R Lear ECU 3457587
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BMW 1 3 Series E87 E90 Power Distribution Fuse Box Front 6906611
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Head Unit BMW F20 F21 F30 F31 LCI Radio Media Player Sat Nav High 2 6829104
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BMW E87 E90 E91 120i 320i N46 Engine Control Unit ECU DME 7565300 Manual
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Mercedes ML W163 Fuse Box SAM Control Unit Module A1635450016
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Audi A1 8X Multimedia Radio CD Player Navigation Head Unit 8X0035183
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Alternator Mercedes Vito W639 OM646 Engine Alternator Generator A0131542102
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BMW F12 F13 X5 F15 Suspension Control Module VDC Control Unit 6883149
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Starter Motor Volkswagen VW Golf VI Passat B6 Tiguan Diesel Engine 02M911024
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BMW 1 3 Series E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9227561
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BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
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Mercedes-Benz C-Class W203 Front Right Door O/S Control Unit Module A2038201285
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Ford Transit Mk7 Starter Motor Engine Actuator Diesel 2.2 TDCi 6C1T-11000-AB
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BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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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 .