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. A0005429223
Mercedes-Benz C CLK W202 W208 Right O/S Parking System Warning Display Screen
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Mercedes-Benz C CLK W202 W208 Left N/S Parking System Warning Display Screen
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Mercedes-Benz C-Class W203 Front Right Door O/S Control Unit Module A2038201285
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BMW E60 E61 E90 E91 325i 525i Petrol N52 ECU Kit DME 7555361 CAS2 + Key Manual
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BMW 3 5 X3 Series E46 E60 E65 E83 5 M54 Petrol Engine Starter Motor 2354693
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BMW 7 E65 E66 Rear Bumper PDC Ultrasonic Sensor Schiefergruen Slate Green 449
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BMW 3 X3 Series E46 E83 1 Fuse Distribution Box 8364540
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MINI Clubman R55 LCI Instruments Cover Trim Panel Dashboard Dash 9239915
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BMW Mini Cooper R55 LCI PL3 SPEG H5 Fuse Distribution Box 3456855
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Mercedes-Benz E-Class W210 S210 Battery Cable Box Connector Right A2105460241
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Mercedes-Benz M ML W163 Front Left Right Door Wiring Loom Harness A1635400534
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Ignition Coil Mercedes W202 W203 M111 Cable Connector A0001501780
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Mercedes-Benz E-Class W210 Battery Ground Earth Strap Cable Wiring A2105401031
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BMW 5 Series E60 E61 Cable Loom Driver's Door Wiring Harness 6972569 6972564
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BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8362337
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Mercedes-Benz C E Class W202 W210 ESP Yaw Rotation Rate Sensor A0015404517
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Mercedes-Benz M ML W163 Rear Bumper Parktronic Wiring Loom Harness A1635402209
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Mercedes-Benz CLK W208 Front Left Right Door Wiring Loom Harness A2085405606
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BMW 3 Z3 Series E36 Electrical Fuse Relay Box Storage Trim 1387614
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BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6913164
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BMW 3 E36 316i M43 Engine Automatic Gearbox Control Unit EGS 1423079 1423000
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Mercedes-Benz W245 Front Bumper Parking Sensor Parktronic Wiring Cable Harness
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Mercedes-Benz E-Class W210 Estate Radio Aerial Antenna Amplifier A2108200789
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BMW 3 E36 Coupe Saloon Aerial Antenna Amplifier Signal Booster Module 1387751
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BMW 3 5 X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182 DAMAGE
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Mercedes-Benz C M Class W163 W203 Motorola Telephone Control Module A2308204226
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Mercedes-Benz E-Class W210 Roof Alarm Motion Sensor Cover Trim Grey A2208208410
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Mercedes-Benz CLK W208 Front Left Right Door Interior Handle Bowden Pull Cable
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Mercedes A B W169 W245 M266 Petrol Engine Wiring Harness Loom A2661502933
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BMW 1 E82 ECU Body Control Module L1 PL2RR JBBFE IIIR Junction Box 9226325
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BMW E46 E60 E61 E65 E83 E53 M57N Engine Starter Motor 63223537
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BMW E81 E87 LCI E90 120d 320d N47 177HP ECU Kit DDE 8512498 CAS3 + Key Manual
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Mini One R56 LCI R60 90HP Diesel N47N Engine ECU Kit DDE 8506666 + CAS3 + Key
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Mercedes-Benz E-Class W210 Positive Plus Cable Wiring Cover Cap A2105451303
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BMW E46 E60 E61 E65 E83 E53 M57N Starter Motor LRS01964BN
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BMW 1 3 4 F20 F30 F32 1 Driver Side Seat Wiring Loom Electric Harness 9339286
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Mini One 1.6i R50 W10 90HP Engine ECU Kit DME 7520019 + EWS + Key Automatic
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Mercedes-Benz A B W169 W245 Starter Alternator Battery Lead Cable A1694402805
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BMW X1 Series E84 Carrier Bracket Holder Control Module Unit 2990911
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BMW 3 F30 LCI 330e B48X Hybrid High Voltage EKMV Wiring Cable Wire 6824109
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Mercedes-Benz A B W169 W245 Starter Alternator Wiring Loom Harness A1694403805
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BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
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Mercedes-Benz W202 C208 W208 Control Unit Bracket Holder Boot Trunk A2025458440
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BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
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BMW 5 Series E60 M57 1 Engine Starter Motor 7794952 0001115041
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Mercedes-Benz W204 C220CDI Diesel Engine Control Unit Module ECU A6461502072
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BMW E39 E46 M52 Engine Automatic Gearbox Basic Control Unit Module EGS 1423642
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BMW 3 Series E36 Ring Antenna Transmitter Receiver Module Unit EWS-2 8364709
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BMW E36 Relay Yellow 5 Pin 1389105
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BMW 3 Series E36 Cable Harness Door Rear Right O/S Wiring Loom 8379056
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Mercedes-Benz C W204 Rear Left N/O/S Right Door Wiring Loom Harness A2045407609
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BMW E60 E61 LCI 520d Diesel N47 177HP Engine ECU DDE 8506199 Control Unit
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Mercedes W168 Alternator Generator A0121544502
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BMW 3 Z3 Series E36 Airbag Control Unit Module Sensor ECU 8374798
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Mercedes W163 Battery Ground Earth Strap Cable Wiring A1635400841
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BMW 3 Series E46 Radio Business Cassette Player 6928762
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Mercedes-Benz A-Class W168 1 Automatic Transmission Bowden Cable A1682901585
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Mercedes-Benz A C W169 W204 Battery Relay Module Box A1695450046 A0035422619
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BMW 3 F30 LCI 330e Hybrid KLE Convenience Charging Control Unit ECU 8674691
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Mercedes-Benz A B W176 W246 Left Right Seat Wiring Loom Harness A2465405901
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BMW 7 Series E65 E66 Cooler Fan Unit Cooling 6932273 0130002845
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Part no. 7589971-4
ECU Kit Mini R55 R56 R57 N12 1.6 120HP Control Unit DME 7589971 + CAS3 + Key Manual
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Part no. 9172415
Mini Clubman R55 Rear Right O/S Wiring Loom Cable Harness Set 9172415
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BMW 1 Series E81 Footwell ECU Light Control Module LOW PL2 FRM3R Lear 9159812
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Part no. 6989170-1
BMW 7 Series E65 E66 1 Rear Bumper PDC Ultrasonic Sensor Titansilber Silver 354
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Part no. 6966643
BMW 5 Series E60 E61 Cable Door Rear Left Right N/O/S Wiring Harness 6966643
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Part no. 2354701-1
BMW 1 3 5 7 X5 E60 E65 E70 E81 E87 E90 F10 Starter Motor 2354701
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Part no. 7851568
BMW F80 M3 F82 M4 Actuator Drive Exhaust Flap 7851568
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BMW E93 LCI Boot Trunk Lid Tailgate Wiring Loom Harness Cable 9227238
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BMW X5 3 Series E70 E90 Clamping Ring B+ Transition Battery Cable 6930006
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BMW 3 5 Series E39 E46 Touring Ultrasonic Roof Alarm Sensor Module ECU 6938049
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Mercedes-Benz E-Class W211 Battery Positive Cable Wiring A2115407907
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BMW 3 Series E46 Touring Amplifier Side Window Antenna Aerial 6906071
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BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
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BMW Mini Cooper R50 R53 Cable Door Right Wiring Harness Loom 6915575 6944249
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BMW MINI Cooper One R50 R53 1 Wave Radio Cassette Headunit Tape Player 6921593
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BMW 3 Series E46 Saloon Cable Door Rear Left Right N/O/S Wiring Harness 6913084
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BMW 3 Series E46 Dashboard Dash Twilight Sun Solar Sensor 6901570
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BMW 4 Series F32 F32N LCI Cable Loom Door Driver's Side Wiring Harness 9337200
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BMW 3 X3 Z4 Series 2 E46 E83 E85 Engine Electronics Unit Box 7534922
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Mercedes ML W163 Engine Starter Motor A0051512901
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Mercedes-Benz B-Class W245 180CDI Engine Wiring Harness Loom Cable A6401504033
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Mercedes-Benz A-Class W168 Fuse Box Unit Holder Bracket Frame A1685453340
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BMW Z4 Series E85 Cable Loom Driver's Door Wiring Harness 6986980 6986976
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BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 Cigarette Lighter Socket 6973036
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BMW Mini Cooper One R50 R53 R55 R56 R57 Input Cylinder Clutch Control 6758825
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BMW Mini Cooper One R55 R56 1 Multifuse B Battery Power Distributor 9136726
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BMW X3 Series E83 Cable Loom Door Passenger Side Wiring Harness 3412570
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BMW E60 E87 E90 120d 320d 520d N47 ECU Kit DDE 7809000 Control Unit CAS3 + Keys
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BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6945146
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BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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BMW Mini Cooper S R55 R56 Automatic Gearbox ECU Control Unit EGS Module 7600562
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Part no. 7545789-4
Mini R50 One 1.6i W10 90HP Engine ECU Kit DME + EWS3 + Key 7545789 Automatic
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Mercedes-Benz S CL Class W220 C215 Fuse Box Battery Connector A0005404750
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Mercedes-Benz C-Class W203 Airbag System Control Unit Module ECU A2038206385
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BMW 3 5 Series E39 E46 Positive Battery Terminal Cover Cap Red 8375653
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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 .