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. A2711538579-1
Mercedes R171 SLK 200 M271.944 163HP Engine Module ECU Kit A2711538579 Key Lock
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Audi Q7 4L Automatic Transmission Module Controller Unit 09D927750FS
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Alternator Nissan Qashqai 2.0 dCi Diesel Engine Alternator 12V 150A 23127JG71B
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BMW E90 Radio Professional CD Player 6983018 65126983018
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BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
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BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698
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Mercedes R170 Alternator Generator M111 Petrol Engine 90A A0091547602
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Mercedes SLK R171 Door Module Front Right Control Unit ECU A1718207026
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Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 8T0971365Q
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Door Wiring Mercedes W176 W246 Front Passenger Side Cable Harness A2465403505
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BMW Z4 Series E85 Roadster Driver Side Door Cable Harness Wiring 6934607
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Audi RS4 B8 Starter Motor Petrol Engine Electrical Unit Actuator 079911021G
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Mercedes W221 Gateway Control Unit Module ECU A2215407045
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BMW E90 E91 E92 E93 LCI Diesel N57 Alternator Remy 150A 7808073 DRA0429
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BMW F10 Central Gateway Module Control Unit Lear ZGW-02 4SK 9393660
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Ignition Module Mercedes V177 Electronic Ignition Switch Keyless Control Unit
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BMW F97 F98 G01 G02 G20 G30 Engine Starter Motor 8671505
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BMW F34 Underfloor Battery Positive Cable Wiring Harness Lead 9308294
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BMW F01 F02 F04 F25 Amplifier Unit Top Hifi Audio 9317119
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Mercedes SLK R172 Relay Fuse Box Control Unit A1725400950
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Battery Cable BMW X5 F15 X6 F16 Positive Plus Pole Distribution Wiring 9322056
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BMW X1 E84 20d 20dX Diesel N47N Engine Control Unit ECU Kit DDE 8574352 CAS3 Key
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Ford Fiesta MK7 Body Control Module BCM Control Unit ECU 8V5115K600EG
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Mercedes Sprinter W910 Cable Wiring Loom Harnesses A9100005999
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BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9177754
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Mercedes W205 Harman Radio Stereo CD Player Audio Sat Head Unit A2059004236
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Bumper Reflector Renault Trafic III Vauxhall Vivaro B Rear Light 7700353184
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Audi A4 B7 Body Comfort Control Body Power Supply Module Unit BCM ECU 8E0907279J
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VW Passat B6 Steering Wheel Steering Column Control Module 3C0953549J
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BMW X1 E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 Key Manual
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Audi Q5 8R Body Control Comfort Unit Module Unit 8K0907063DG
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VW Golf Mk5 Gateway Module Diagnostic Interface Control Unit ECU 1K0907530E
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BMW E87 E90 118i 318i N46 Engine Control Unit Module ECU DME 7561834 Automatic
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Mercedes W176 A180 CDI 607.951 109HP Engine ECU Kit A6079002000 Key Lock Manual
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BMW E82 E88 Cabrio 125i N52N 218HP ECU Kit DME 7587164 CAS3 Key Manual
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MercedesW213 Rear Tailgate Boot Control Module Unit A2139052109
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BMW F20 F21 F30 LCI F22 F32 G30 X3 F25 Starter Acoustic Vibration Plug 8571349
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BMW E38 728i M52 193HP Engine Control Unit ECU Module DME 1429861 Automatic
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Audi A4 B8 3.2 FSI Alternator Generator 06E903016N
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BMW E60 E61 LCI E81 E82 E84 E87 LCI E90 E91 N47 Diesel Starter Motor 7798006
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Mini Cooper R50 R53 Control Unit Module RPA Tire Puncture Warning 6801252
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Mercedes Sprinter W906 Fuse Box Relay Control Unit Module A9065454301
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BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9146651
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Audi A3 8P Engine Bay Fuse Box 1K0937125D
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BMW E90 Body Control Module M Junction Box PL2RR JBBFE IIIR ECU 9364819
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BMW F20 F30 125d 325d N47S1 Engine Control Unit ECU DDE 8582521 FEM Lock Key
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Engine Starter Motor BMW X5 E70 LCI F01 N57 Diesel Starter Actuator 8515900
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Mercedes W211 PDC Parking Sensor Module Control Unit A2115457332
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Footwell Module BMW E88 Light ECU PL2 FRM3R Lear 9263795
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Porsche Boxster 986 2.7 9622 220HP Engine Control ECU Kit 99661860500 Manual
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BMW 1 3 Series E81 E87 E90 Hands-free Electronics Charging Module MULF 6972678
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BMW X5 E53 Westfalia Towing Hitch Module Uni CAN Control Unit 506737
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Audi A4 B9 Front Centre Dashboard Tweeter Speaker 8W0035454
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Audi Q5 8R Door Lock Control Module Unit ECU Front Left N/S 8K0959792N
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Mercedes-Benz Vito Viano W639 Alternator Generator Diesel 200A A0131541002
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BMW X2 F39 F40 F44 F45 F46 F52 Air Quality AUC Sensor 9872066
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Mercedes W177 W247 Positive Battery Cable Lead Wire Starter A1775407932
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BMW E39 Headlight Control Module LCM III LWR 8386207
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Comunication Module BMW E83 E46 EXCH Telematics Control GSM Bluetooth 6964113
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Volkswagen Touareg 7L Engine Starter Motor 077911023
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Audi TT 8N Body Comfort Convenience Module Unit CCM ECU 8N8962267E
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BMW F11 ECU Body Control Module Junction Box 9252333
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Mercedes W213 Bonnet Hood Crash Actuator Unit Left Right N/O/S A2139062201
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Mercedes W205 W213 W238 Fuse Box Cover Control Unit Holder Bracket A2135400200
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BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU Kit DDE 7812500 + CAS3 + Key
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Mercedes Sprinter W906 Battery Cover Frame Bracket Mount Holder A9065410740
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BMW E90 E91 E92 E93 325i N53 218HP ECU Kit Control Unit DME 7576719 Automatic
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Ford Transit MK7 Radio 6000 CD Player Stereo Head Unit 6C1T18C815AJ
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Volkswagen Tiguan 5N Air Module Control Unit Module 1T0880201T
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Part no. 02M911023M
Volkswagen VW Golf Mk5 1.6 2.0 GTI Petrol Engine Starter Motor 02M911023M
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Volkswagen Touran 1T Air Module Control Unit ECU Module 1T0909605E
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Mercedes Vito W639 Coolant Radiator Fan Relay Control Module A0025424419
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Mini F56 Active Sound Design Radio Audio Amplifer Control Unit Module 8799259
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FEM Module BMW F20 F22 F30 F32 ECU Control Unit Fuse Box 9352861
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BMW E81 E87 E90 E91 E92 E93 LCI Radio CD Professional 9243916
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BMW 3 5 7 X5 Series E61 E65 E70 E90 Telematics ECU Control Unit GSM 9206778
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Engine Wiring Mercedes W204 W212 OM651 Diesel Harness Loom Cable A6511504633
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Audi A7 4G S-Tronic NSK Automatic Gearbox Control Module Unit 4H0907163A
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Audi A8L 4H Onboard Comfort Control Module CCM Unit ECU 4H0907063CD
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Cable BMW E39 Petrol Engine M52 Alternator Starter Cable Wire B+ 7503505
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Audi A4 B7 4.2 BBK Petrol Engine Alternator Generator 079903021E
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Door Module Mercedes W204 W212 Front Right O/S Control Unit A2129009328
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Door Module Mercedes W169 W245 Control Unit Front Right O/S A1699000400
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PDC Wiring Mercedes W169 W245 Front Bumper Parking Sensor Loom Cable A1695403733
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PDC Module BMW X3 F25 X5 F15 Mini F55 F56 Parking Distance Control Unit 6836883
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BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Alternator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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BMW E60 E61 E83 Front PDC Parking Sensor Schwarz 2 Black 668
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Seat Leon Mk3 Door Module Control Unit Front Driver's Side Door 5Q4959593E
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BMW 7 Series E65 E66 Antenna Tuner Amplifier Professional 6976780
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Mercedes-Benz W202 C208 W208 Parking Sensor Wiring Cable Rear PDC A2085403508
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BMW 1 3 5 F10 F20 F30 Can Bus Interface Data Terminating Resistor 586509
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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 .