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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Starter Motor BMW E60 E61 E65 E53 E70 Petrol Engine N62N Starter 7536690
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BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V 19317173
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Audi A5 8T Positive Battery Lead Terminal Cable Wiring 2.0 TFSI 8K0971228AH
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BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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BMW E90 E91 LCI N47N 320d 184HP ECU Engine Control Unit DDE 8518269 Manual
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Mini Cooper One D F54 F55 F56 F57 Engine Starter Motor Diesel Bosch 8570848
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Mini Cooper R56 R57 High SPEG PL3 H4 Fuse Distribution Box 3455442
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Audi A1 8X Positive Battery Overload Protection 8X0915459
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VW Volkswagen Golf Mk7 Battery Tray Holder Mounting Bracket Support 5Q0915321H
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Audi A1 8X 1.2 TFSI CBZA Petrol Engine Starter Motor 02T911024JX
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Audi A3 8P Multimedia Radio CD Player Head Unit 8P0035186AB
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VW Volkswagen Transporter T6 Battery Wiring Harness Cable 7LA971158A
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BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9287218
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Alternator BMW X5 E53 Engine N62 Alternator Generator 14V 100/180A Valeo 7540993
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Audi Q2 GA Sat Nav Multimedia Control Unit Module SD SIM MIB2 HIGH 81A035035G
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Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255
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Camera Control Module BMW F30 F32 F82 Top Rear View Unit 6994554
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BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9292948
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Air Bag Module BMW E65 E66 Sensor Rear Seat Airbag Control Unit ECU 6960226
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BMW F10 F11 520d Diesel N47N 184HP Engine Control Unit ECU DDE 8513242 Automatic
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BMW E38 728i M52 193HP Engine Control Unit ECU Module DME 1429861 Automatic
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Yaw Sensor Citroen Berlingo Peugeot Partner ESP Rotation Rate Unit 9666173080
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Engine Harness BMW F20 F21 F30 F31 Petrol N13 Sensor Module 1 Wiring 7607975
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Audi A1 8X 1.4 TFSI CZCA Alternator Generator 04C903023T
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Parking Control Module Unit PDC
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Rollover Controller BMW E88 E93 Mini R57 Convertible Control Unit Module 9201128
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Mini Cooper R50 R52 6-Disc CD Changer Multichanger Unit With Magazine 9112761
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BMW E60 Body Control Module ECU Control Unit KBM Basis 6978713
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BMW E90 E91 325i E60 LCI 525i N53 218HP ECU Kit DME 7586940 CAS3 + Key Manual
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Audi A4 B8 A5 8T Body Control Comfort Unit Module BCM Unit ECU 8K0907063D
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Steering Wheel Angle Mercedes C216 W221 Sensor Control Unit Module A2219004003
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Mini Cooper R57 R58 R59 Control Unit Module Bracket Holder PGS 2757722
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BMW F20 M135i F22 M235i F30 335i N55 Engine Unit ECU DME 8639582 Automatic
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Audi A5 8T 2.0 TDI CNHA 190HP Engine Control Unit ECU 04L906021BG Automatic
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Mini Cooper S JCW R56 N14 1.6 211HP Engine ECU Kit DME 7590857 CAS3 Key Manual
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Mercedes ML W163 Comfort Control Module Central Electronics A1635457332
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Mercedes SLK R171 Rear SAM Control Unit Module Relay Fuse Box A1715450701
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BMW E84 20dX N47 177HP ECU Control Unit Kit DDE 8512498 Automatic Transmission
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Mercedes SLK R172 Rear SAM Fuse Relay Box Control Unit Module A1729060205
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Audi Q7 4L Diesel Alternator Generator Engine Electrical Unit 059903018E
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BMW 6 Series E63 E63N LCI Antenna Amplifier Diversity 868 MHZ 9187682
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BMW 1 Series e87 ECU BODY CONTROL MODULE H2 61359131778 9131778
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BMW 1 3 Series E81 E87 E90 Hands-Free Electronics Charging Module MULF 9111718
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BMW 3 E91 ECU Body Control Module Junction Box M PL2RR JBBFE IIIR 9264577
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Dashboard Wiring BMW G30 G31 Front Centre Console Loom Harness 9366338
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BMW E81 E87 E90 E91 E92 CAS 3 Key Reading Module Control Unit ECU 9147196
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Seat Module Mercedes X164 Rear Third Row Seats Control Module A1648703726
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Bi-Xenon Headlight BMW F07 F10 F11 Control Unit Module 7304593
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BMW F20 F21 F30 F31 Head Unit Basic Media Navigation Headunit 6822602
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BMW 7 Series E65 E66 E67 Sensor B-Pillar Airbag Right O/S 6970894
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Part no. 3456601-1
Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Unit Head 3456601
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Mercedes Sprinter W906 Diesel OM651 Engine Wiring Loom Harness A6511509000
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Part no. 9204532-1
Light Module BMW E90 LCI ECU LED NSW Control Unit PL2 FRM II 9204532
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Mercedes W209 Convertible Rain Light Sensor Windscreen Module A2098206126
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Alternator Mercedes Vito W639 Sprinter W906 Generator 14V 120A Bosch A0141542702
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BMW E87 E90 E91 E92 E93 Diesel Alternator Valeo 150A Diesel 7790548
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BMW E87 E90 E91 Professional CCC Navigation System Controller
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Peugeot 408 Tailgate Release Opener Sensor Module Control Unit 9809260680
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Mercedes W211 Radio Head Unit CD Audio Player Control Unit A2118702889
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BMW E93 ECU Body Control Module H3 Junction Box 9187541
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Wireless Charger BMW F90 M5 G30 Centre Console Phone Module Unit 6801509
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Audi Q2 GA 3.0 TDI DTTC Diesel Engine Alternator Generator 05L903026B
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Mercedes CL203 Fuse Box Control Unit Module SAM A2035454901
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Mercedes R171 SLK200 271.944 163HP Engine ECU Kit A2711534691 Key Lock Ignition
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Engine Wiring BMW F10 F11 520d N47N Diesel Loom Harness Cable 7823648
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BMW 1 3 Series E81 E87 E90 E91 120i 320i N43 ECU Kit DME CAS3 Key 7583225 Manual
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BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7575665 CAS3 + Key
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Peugeot 206 1.6 NFU TU5JP4 109HP Engine Control Unit ECU 9643218980 Manual
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Peugeot 3008 Head-Up Display Hud Project Dash Screen Control Unit 96665877ZD
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BMW 7 Series E65 Battery Cable Plus Pole 6926795 61126926795
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BMW Mini One R55 R56 N12 1.4 95HP ECU Kit DME CAS 3 Key 7600020
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VW Volkswagen Caddy Maxi Interior SRS Air Module Unit Control Sensor 2H0959655B
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Seat Module Mercedes W203 CLK W209 W211 Front Memory Control Unit A2118704726
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Display Screen BMW F20 F21 F22 Central Information Sat Nav Monitor 6,5" 9322122
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Audi A3 8P 2.0 TDI CBBB Diesel Starter Motor 02M911024P
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Audi Q2 GA Towing Hitch Trailer Hook Module Control Unit 5H0907383D
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Mercedes C207 W212 Fuse Box Relay Control Unit SAM Module A2129004500
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Part no. 9241002
BMW E87 LCI Light Module BASIS LCM Footwell Module PL2 FRM II 9241002
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Steering Column Switch BMW E87 E81 E91 Cluster Cruise Control Stalk 9123042
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Mini Cooper F56 Wiring Loom Front Left N/S Door Cables 6809486
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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 .