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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Peugeot Partner 1.6 HDI 9H03 Engine Control Unit ECU EDC 9664843780 Manual
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Mini Countryman R60 Light Module Footwell Module PL3 FRM3R Lear ECU 3457526
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Ford Mondeo MK3 2.0 TDDi Diesel Engine Starter Motor 2S7T-11000-DC
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BMW 5 Series E60 LCI Body Gateway Module KGM E6X High D-Can Lear 9186171
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Mini R52 Cabrio Convertible Folding Top Roof CVM Module Control Unit 7199998
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Mercedes W204 W207 Centre Console Connector AUX USB Port Socket Trim A2078210411
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Mini Cooper Cabrio 3 R57 LCI Light Module High EKS ECU PL3 FRM3R 3456395
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Mercedes W901 OM602 Ignition Lead Electrical Cable Harness A9015407309
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CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
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BMW E87 LCI E90 Petrol N43 DME Engine Control Unit 7583225 Automatic
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Citroen Berlingo Peugeot Partner Battery Terminal Earth Cable Wiring 9676811780
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MINI Cooper One Clubman R55 LCI Rear Bumper PDC Cables Wiring Loom Set 9271376
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BMW E90 E91 E92 Professional CCC Navigation System Controller 9159041
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Audi Q7 4L S8 D3 Interface Control Unit Module 4E0035785B
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BMW F10 F11 530d N57 245HP Engine Control Unit ECU Module DDE 8511385 Automatic
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Alternator Citroen Berlingo Peugeot Partner Diesel 1.6 Hdi Alternator 9665580680
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Opel Combo Corsa Display Screen Dashboard Multifunction Monitor Unit 009164455
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Audi A6 C6 Battery Positive Plus Pole Terminal Lead Overload 4F0915459
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BMW E81 E82 E87 E88 E89 E90 E91 E92 Radio Professional CD 9177199
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BMW X3 E83 Z4 E85 CID Control Unit CD Player Radio Audio System 9166376
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Radio Player Mini Cooper One R55 R56 CD Audio Player Head Unit 3454566
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Audi A4 B8 B9 A6 C8 Engine Starter Motor Denso 2.0 TFSI Petrol 06Q911024
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Vauxhall Opel Relay 4-Pin Tyco Unit Yellow 90226846
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CD Radio Mercedes W639 W906 Audio Stereo Head Unit A9069006001
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BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
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Mercedes Vito W447 Door Module Front Right O/S Control Unit ECU A4479008006
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BMW X3 Series E83 LCI Diesel Battery Positive Lead Red Cable Plus Pole 3452235
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BMW F10 F20 F30 Camera Module Reversing Rear View Camera Control 9259354
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Audi A3 8P Gateway Module Diagnostic Interface Control Unit ECU 1K0907530G
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Porsche Macan 95B Tyre Pressure Control Unit Module 7PP907273H
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BMW 3 5 7 X3 X5 Z4 Series E38 E39 E46 E53 E85 E83 Control Unit EWS III
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Ford B-Max 1.0 GTDi Ecoboost Fuel Injector Wiring Harness CM5G-9F666-BC
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BMW X3 E83 Cable Loom Door Passenger Side Wiring Harness 3412570
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Head Unit Mercedes GLA X156 Radio Media Player Navigation Switch A2469000816
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Audi A8 D4 Seat Cable Front Left Right N/O/S Seatbelt Warning Wiring 4H0971365J
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Yaw Sensor Citroen Berlingo Peugeot Partner ESP Rotation Rate Unit 9666173080
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Renault Master II Trafic II 2.5 dCi Engine Starter Motor Elstock 8200634602
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BMW 3 Series 3 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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VW Volkswagen Crafter I Headliner Roof Alarm Movement Sensor A6388200310
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Audi A6 C7 Audio Sound System Amplifier Bose 4G0035223C
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Starter Motor Vauxhall Astra Vectra Insignia 2.0 CDTI Diesel Engine 55353857
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Mercedes CLS C218 Front Headlight Xenon Ballast Control Module Unit A2189009003
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Mercedes W202 W208 Anti Theft Alarm Module Control Unit ECU A2028207426
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Mini Cooper R60 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
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Light Module BMW F10 LCI Control Footwell Lightning ECU Unit FRM3 9313930
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Mini Cooper R58 Fuse Distribution Box Control Unit High PL3 SPEG H8 3457416
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BMW 3 5 6 E60 E63 E90 Dashboard Onboard Monitor Display Screen 8.8
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Mercedes W167 W177 W205 W213 Trunk Lid Opening Sensor Control Unit A2139052503
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Mercedes C253 AMG Rear Bumper PDC Wiring Parking Sensor Loom Harness A2535407830
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Battery Cable VW Polo 6R Audi A1 8X Starter Alternator Wiring 6C0971349MD
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Volkswagen VW Polo 6R Air Module Control Unit Crash Impact Sensor 1Q0955557
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BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057
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Ford Transit Mk7 Negative Battery Terminal Sensor Unit BK2T14301AC
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Volkswagen Polo 6R Fuse Box Module Comfort BCM Body Control Unit ECU 6R0937087P
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Renault Trafic II Opel Vivaro A 1.9 DCI Alternator Generator 8200086130
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Seat Ibiza IV 6J Radio Stereo Audio Head Unit Panel MP3 6J2035153G
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VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6R0971537F
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Parking Sensor Wiring Mercedes W177 V177 Rear Bumper PDC Loom Cable A1775400630
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Mercedes S212 Roof Antenna Estate Shark Trim Obsidian Black - 197 A2128270028
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Seat Module Mercedes W176 W246 Front Left N/S Memory Control Unit A1669008606
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BMW E60 M5 E63 E64 M6 S85 Starter Motor 7835126
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Electronics Charging BMW E60 E87 E90 E91 Hands Free Module MULF2 9181378
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BMW X3 E53 E60 E61 E64 E65 X5 E83 Power Steering Speed Sensor 6774040
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Mini Cooper R50 R52 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Ford Transit Connect Cable Alternator Starter Motor Battery Wiring FV6T-14A280
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Mini Cooper One R56 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092
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BMW E87 E90 E91 N46 120i 320i Engine DME 7561834 ECU KIT CAS2 + 2 Keys Manual
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Fuse Box Mercedes GLC X253 Engine Compartment Relay Box Unit A2229063805
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Audi Q2 GA A3 8V Front Door Control Module Unit Right O/S 5Q0959393K
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Range Rover L538 Automatic Gearbox Transmission Control Unit CEJ32-14C336-AA
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Mercedes W906 311 CDI 109HP OM646.985 Diesel Engine Control Unit ECU A6461506372
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Mini R56 LCI Fuse Relay Distribution Box PL3 SPEG H4 3456905
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Mini Cooper One R56 High PL3 SPEG H4 Relay Fuse Distribution Box 3457413
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Fuse Box Vauxhall Vivaro B Renault Trafic III Relay Control Unit Module 93452999
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Mercedes W176 A160 W246 B160 270.910 102HP Engine ECU Unit A2709002100 Manual
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BMW 1 3 5 Series E87 LCI E90 E60 Hands Free Bluetooth Module High MULF2 9178898
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BMW E81 E87 LCI E90 E91 118i 318i N43 ECU Kit DME 7593666 + CAS3 + Key Manual
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Audi A5 8T Electric Hand Parking Brake Control Unit ECU 8K0907801N
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BMW E60 E61 Touring Light Module Control Unit ECU LM MAN.LWR 9116255
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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 .