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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Audi TT 8J Front Left N/S Door Wiring Harness Cable Lom 8J0971030AE 8J0971030AB
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FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
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BMW 3 Series E90 E91 LCI 320d N47N 184HP ECU Kit DDE 8506566 CAS3 + Key Manual
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Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908
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Battery Cable BMW i3 I01 Battery Communication Lead Wiring Harness 8629056
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BMW F30 XJC-5823 Android Screen Head Unit Camera 10.25" 8GB+128GB 4G
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Audi A4 B9 A5 F5 Power Steering Column Control Unit Module 8W0419065D
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BMW X3 Series E83 LCI 2.0d N47 Engine ECU Kit DDE 8506356 + EWS4 + Key Manual
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Mini Cooper SD R55 R56 LCI R60 N47N Diesel Engine ECU Kit DDE 8516739 CAS 3 Key
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BMW E92 Driver's Seat Memory Wiring Cables Loom Harness 6943523
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BMW F20 F30 F32 G20 G30 Advanced Car Eye 3.0 Full HD Rear View Camera 5A44498
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BMW 7 Series E65 Light Control Unit Module DYN.LWR Lear 6922663
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Light Module BMW E90 LCI ECU LED NSW Control Unit PL2 FRM II 9204532
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Mercedes-Benz A B W169 W245 Front Right Door O/S Control Unit Module A1698208426
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BMW E60 LCI E90 E91 325i 525i N53 Engine Control Unit ECU 7602118 Automatic
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BMW 1 3 SERIES E82 E88 E90 LCi Switch Cluster Cruise control Stalk Unit 6962671
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AdBlue Module BMW X5 F15 F20 F21 F30 F31 SCR Dosing Control Unit ECU 7445434
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BMW X3 E83 3.0d M57N2 218HP ECU Control Unit Kit DME 7801217 + EWS3 + Key Manual
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Mercedes W176 A180 CDI OM607.951 109HP Engine ECU A6079001800 Manual
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Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7809794 CAS3 + Key Manual
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Seat Module BMW E90 E91 E93 LCI Front Left Right N/O/S Control Unit ECU 9221860
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Starter Cover Mercedes W205 W212 W213 M276 Heat Plate Motor Shield A2761508800
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BMW 3 X1 SERIES E84 E90 E91 LCI Petrol Instrument Cluster Speedo Clocks 6983494
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BMW F20 F21 114i N13 102HP Engine Unit ECU Kit DME 7640755 Key FEM Lock Manual
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BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Left N/S 6928571
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Ford Transit Connect Door Module Front Left N/S Control Unit ECU F1ET-14F142-BC
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Airbag Module BMW E65 E66 Sensor Driver's Side Air Bag Control Unit 6960223
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BMW E46 E60 E83 E90 E91 Diesel M57N M57N2 Glow Plug Preheating Control Module
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BMW G20 Power Distribution Box LIN Module Control Unit ECU 8795477
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GPS Module BMW E81 E87 E90 E91 LCI Combox Telematics Control Unit 9257162
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BMW X5 F15 Bumper PDC Rear Wiring Loom Parking Sensor Cable 9355462
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Seat Ibiza 6J Ground Line Battery Earth Negative Cable Wire 6R0971537E
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Part no. YUASA-YBX3000-76AH
YUASA YBX 3000 12V Accumulator Battery 76Ah 680A YBX3096
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Mercedes C CLC Class CL203 W203 Rear SAM Unit Fuse Box Trim Cover A2036901430
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BMW X3 F25 X4 F26 Earth Ground Cable Line Strap Battery Lead 7621063
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Alternator Volkswagen Transporter T5 2.0 TDI Diesel Engine 110A Bosch 06F903023L
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Mercedes W177 Dash Monitor Display Speedo SAT NAV Virtual Cockpit A2479008311
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Mercedes W204 Automatic Gearbox EGS Control Module Unit ECU A0005454416
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Kia Ceed Sportage Hyundai Relay Unit 5 Pins 30/20A Blue 95225-1F100
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Mini Cooper R55 R56 N12 1.6 120HP Petrol Engine Control Unit ECU Manual 7600019
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Mini Cooper S R56 LCI R60 N18 1.6 184HP Engine Unit ECU DME 7620985 Automatic
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BMW E60 E87 E90 LCI N47 120d 320d Engine ECU Kit CAS3 + Key 7823420 Automatic
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Jaguar XF X250 Dashboard Display Screen Multifunction Head Unit 9X2310E889AB
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BMW 3 5 Series E34 E36 Hazard Warning Relay 1388533
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Mercedes W204 W212 Windscreen Rain Sensor Control Unit A2049017801
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BMW F07 F07 LCI GT Radio Stereo Screen Multi Functional Display Head 9284972
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Mercedes-Benz C CLK W202 W208 Gearbox Control Module Bracket Holder A2085400073
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Body Control Unit BMW F20 F21 F30 F31 F32 Module REM 9374506
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Mercedes-Benz E W210 Seat Memory Control Unit Module Front Right A2108206626
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BMW 3 SERIES E90 E91 E92 Petrol N53 Wiring Loom Harness Engine Automatic Gearbox
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Audi Q5 FY Daytime Runing Lights Module Unit Left N/S 80A998473A
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BMW Wiring Loom Harness Cable Plug Connector Socket Input 6942549
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BMW 1 3 Series E81 E87 E90 Wiring Loom Harness Gearbox Diesel N47 7804974
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Mercedes-Benz S-Class W221 Remote Trunk Closing Control Unit Module A2219002202
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Mini Cooper One W10 R52 Wiring Harness Loom Engine 7520933 7531839 7514274
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BMW 6 Series E63 LCI Body Gateway Module KGM E6X High D-Can Lear 9221109
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BMW MINI Cooper R55 R56 R57 Engine Computer Mount Support Bracket Holder 2754241
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Engine Wiring BMW i3 I01 Hybrid Rex Sensors Cable Loom Harness 7647591
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Ford Transit Connect Mk2 II Fuse Box Body Control Module GV6T14A073DF
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BMW U06 Positive Power Cable Harness Wiring Underfloor Lead 5A83C36
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Ford Transit Mk7 6000cd Radio CD Player Head Unit 8C1T18C815AC
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BMW X5 F15 Antenna Aerial Diversity Trap Circuit Control Module 9270490
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Ford Transit Connect Door Module Front Right O/S Control Unit ECU F1ET-14F144-BC
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BMW E46 E83 Basic Body Control Unit Module GM5 Star12 9161931
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Junction Box BMW F07 GT Electronics Control Module Unit 9267470
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Air Bag Module BMW E65 E66 Sensor Rear Seat Airbag Control Unit ECU 6960226
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BMW X6 F16 Bumper PDC Wiring Loom Parking Sensor Rear Cable Harness 9367702
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Mercedes W221 Parking Aid Sensors Control Unit Module A2215407545
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BMW X5 F15 Fuel Pump Module Control Unit ECU 7483994
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Engine Wiring Mercedes W204 W212 M271 Petrol Harness Loom Cable A2711504233
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Peugeot 207 Airbag Module ECU Control Unit Sensor Air Bag 9663593380
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Adblue Module Mercedes W207 W212 W218 Exhaust Gas Control Unit ECU A0009001908
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BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9381101
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Exide Battery Excell EB620 62Ah 540A Accumulator
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BMW MINI Cooper Cabrio Convertible R52 Rear Bumper PDC Cables Wiring Loom
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ECS Electronics 12V Trailer Module Control Unit SP334ZZ 5F008V0102
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BMW E90 E91 LCI 325i N53 218HP Engine ECU Kit DME 7592080 CAS3 Key Automatic
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BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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Mercedes W169 W245 A B 160 180 200 CDI OM640 Alternator Generator A6401540502
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Mini Cooper R50 W10 116HP Engine Control Unit ECU Kit DME 7557395 Key EWS
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BMW G11 Audio Sound Amplifier Harman Kardon AMP Top HIFI System Unit 6995392
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Mini Cooper F60 B38C 1.5 136HP Engine ECU Kit DME + BDC Key 5A76DE9 Dual Clutch
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Mini Cooper R55 R56 Control Unit Module Passive Go 3448466
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Mercedes W211 Radio Stereo CD Player COMAND Sat Navigation Head Unit A2118276842
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Parktronic Mercedes C118 C167 W177 W247 Parking Control Unit Module A0009000646
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Mercedes-Benz A-Class W176 Cover Equipment Electrical Fuse Box A2465403803
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Mercedes Sprinter W906 Becker Map Pilot Navigation Module Sat Nav Navi Europe
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Mercedes Vito W639 Coolant Radiator Fan Relay Control Module A0025424419
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BMW 3 Series E46 323i M52 170HP ECU Kit DME 7500255 + EWS3 + Keys Automatic
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Volkswagen Golf SV 1.5 TSI DADA Automatic Engine Wiring Harness 05E972627B
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BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Head Unit 3456601
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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 .