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. 8512499-5
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
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BMW E87 LCI Footwell Light Control Unit Module ECU Lear FRM3R PL2 9249080
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Mercedes W176 A200 CDI BE OM651.901 Engine ECU Kit A6519007600 Key + Lock
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Differential Lock Module BMW F13 M6 F80 M3 Rear Axle Control Unit ECU 8065118
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Air Module Mercedes Vito W639 Sprinter W906 Control Unit ECU Sensor A9064461542
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Starter Mercedes W177 W247 C118 1.5 OM608 Diesel Starter Motor A6089060100
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Yaw Module Mercedes W204 Rotation Rate Acceleration Sensor A0055421918
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Mercedes ML W164 W251 Air Module SRS Control Unit ECU A1648207426
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BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9205278
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BMW F30 F31 F32 Tailgate Smart Opener Control Unit Module 7306797
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BMW 7 Series E65 E66 E67 Telephone Navigation Adapter 6938360
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BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
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BMW F20 Mini F55 F56 F57 Petrol Engine Wiring Loom Harness 8644491
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Mercedes GLE C292 Coupe Trunk Lid Module Automatic Closing A2929007101
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VW Volkswagen Caddy Maxi Interior SRS Air Module Unit Control Sensor 2H0959655B
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GM Vauxhall Opel Relay 4-Pin Multi Use Glow Plug Unit Green 03447012
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Audi A6 C6 Bluetooth Multimedia Interface Control Module Unit ECU 4E0910336MX
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BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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CD Changer Mercedes ML W163 6 Disc Changer With Magazine A1638201589
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BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9197127 9205279
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BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
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Renault Trafic Opel Vivaro Diesel Starter Motor 8200568535
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Audi A5 8T Crash Impact Sensor Unit Module Air Unit 8K0955557B
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Mercedes ML W163 Comfort Control Module Central Electronics A1635457332
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Peugeot 308 Citroen C3 C4 1.6 HDI Diesel Engine Alternator Generator 9665617780
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Mercedes SLK R172 Rear SAM Fuse Relay Box Control Unit Module A1729060205
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Mercedes SLK R171 Rear SAM Control Unit Module Relay Fuse Box A1715450701
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Head Unit BMW F20 F21 F22 F30 F31 F82 LCI Sat Nav Radio Media Navigation 8736162
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Wiring Harness Mercedes W221 OM642 Engine Wiring harness Loom A6421509089
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Parking Sensor BMW F20 F21 F22 F23 F30 F34 GT PDC Module Control Unit 7938190
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Mercedes W639 W906 ECU Control Unit Sensor Module Air Module A9064460542
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Part no. 8W1907063AC
Audi A4 B8 Body Control Comfort Unit Module BCM Unit ECU 8W1907063AC
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BMW E60 E81 E82 E87 E90 E91 E92 ECU Key Reading Module Control Unit CAS3 9147220
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Ford Transit Connect 1.8 Diesel Engine Control ECU Module Manual 4S4112A650BC
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Mini Cooper One Clubman R55 R56 R58 R59 R60 Starter Motor 1.6 Engine 7550017
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Starter Renault Trafic II Opel Vivaro A 2.0 dCi Starter Motor Remy 233002654R
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BMW E87 LCI Light Module BASIS LCM Footwell Module PL2 FRM II 9241002
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Mercedes-Benz ML W163 270 CDI Engine Control ECU Kit A6121536379 Key Automatic
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BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147226
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Seat Control Unit BMW F30 F36 Front Seat Module Unit Controller ECU 9371131
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Audi Q7 4M Front PDC Parking Distance Sensor Mythical Black Metallic - Y9T
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BMW F10 F11 520d Diesel N47N 184HP Engine Control Unit ECU DDE 8513242 Automatic
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Seat Ibiza IV Multimedia Radio Sat Nav CD Player Head Unit 5QA035858A
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BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184
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BMW 1 3 Series E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9132539
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Yaw Sensor Citroen Berlingo Peugeot Partner ESP Rotation Rate Unit 9666173080
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Engine Wiring Mercedes W204 W212 M271 Petrol Harness Loom Cable A2711504233
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SAM Module Mercedes CLK W209 C209 A209 Fuse Box Relay Control Unit A2095452801
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VW Volkswagen Golf Mk5 V 1K Air Module Control Unit ECU 1K0909605T
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Audi A3 8P Alternator Generator Diesel Engine Electrical Unit 03L903023A
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Audi A4 B7 Stereo Radio Sound Audio Amplifier Module Harman 8E5035223
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BMW F10 PDC Rear View Backup Camera Control Module Unit ECU 9288002
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Mercedes-Benz A C W169 W204 Battery Negative Earth Cable Wiring A2045420818
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BMW X5 E70 X6 E71 Front Seat Control Unit Module Memory ECU 9264975
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BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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Nissan Qashqai 1.5 dCi Diesel Engine Wiring Loom Harness 24011BB04A
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Audi A4 B9 2.0 TFSI CVKB Petrol Engine Starter Motor 06L911021
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Audi A3 8V 2.0 TDI DFGA Diesel Starter Motor 02E911022C
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Audi A3 8Y Rear Door Control Module Unit ECU Driver's Side Right O/S 5Q0959595L
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Mini Cooper R55 R56 R57 R58 Wiring Heated Seat Loom 2753025
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Bowden Cable Mercedes W639 Door Handle Catch Top Rear Right O/S Wire A6397600204
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Starter Mercedes W204 W212 W906 Diesel OM651 Starter Motor Bosch A6519062800
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Mini Cooper F56 Wiring Driver's Loom Front Right O/S Door Cables 9338910
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Part no. 7515030-1
Mini Cooper S R52 R53 Petrol W11 Compact Alternator Generator 105A 7515030
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Part no. 8591073-4
BMW F10 F11 LCI 520d B47 190HP Engine ECU Kit DDE 8591073 CAS4 Key Automatic
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Part no. 8715339-1
Dashboard Monitor BMW G30 G31 Onboard Central Display Screen 10,25" 8715339
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Audi Q3 8U 2.0 TDI DFUA 184HP Quattro Engine Control ECU 04L907309AB Automatic
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Part no. A9065452101
Fuse Box Mercedes Sprinter W906 SAM Control Unit Module A9065452101
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Part no. A6519006401
Mercedes GLC X253 220d 170HP 651.921 Engine Unit ECU A6519006401 Automatic
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Part no. A6461541102-3
Alternator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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BMW X3 Series E83 Cable Loom Door Passenger Side Wiring Harness 3412570
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BMW E39 E46 E81 E87 E90 Hands-Free Electronics Charging Module MULF 9133329
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Yaw Sensor Mercedes W211 W219 ESP Rotation Rate Control Unit Module A0055422718
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BMW F20 F21 116d N47N 116HP ECU Kit DDE 8573258 + Key + FEM Manual
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Mercedes W204 Front Bumper PDC Wiring Parking Loom Harness A2045400608
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Volkswagen Polo 6C Starter Motor Actuator 1.4 TDI Diesel Engine 02Z911021C
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BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109
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Mercedes W163 Air Module System Control Unit Module ECU A1635422918
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BMW E60 E60N E63 E63N Body Control Module ECU Control Unit 9168833
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Renault Trafic Scenic 1.9 DCI Diesel Starter Motor Valeo 8200628419
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BMW X5 X6 Series E70 E71 Dashboard Onboard Monitor Display Screen 8,8" 9223682
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Mercedes W906 Fuse Box Relay Control Unit Electric Module SAM A9069003502
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Mercedes W176 180 CDI OM607.951 Blue Efficiency ECU Kit A6079002300 Key Lock
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BMW X5 E60 E61 E65 E70 Front Left N/S Seat Angle Adjustment Drive 9146329
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Battery Cable Volkswagen VW Golf Mk5 Positive Plus Pole Lead 1K0971228M
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BMW X3 Series E83 1 Boardmonitor Central Information Display Screen 6,5"
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VW Polo 9N Battery Terminal Fuse Distribution Cable Cover Power Board 6Q0937517
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Blind Spot Sensor BMW G30 G31 G11 Lane Change Warning Module Unit RS-01 6890434
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Part no. 7806779
MINI Cooper One D R55 R56 Alternator Generator Diesel 150A 7794970
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Part no. 7553166-3
BMW E60 E90 E91 N52 330i 530i ECU Kit DME CAS2 Key 7553166 Automatic
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Mercedes GLE250 W166 OM651.960 204HP Engine ECU Kit Ignition + Key A6519004201
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BMW F20 F21 F22 F30 F31 F32 Radio Professional CD Player 9281519
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Volkswagen Seat Skoda Audi 2.0 TDI Diesel Engine Starter Motor Valeo 02E911024H
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Part no. 8631725-1
BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM
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Part no. 1638115880
Peugeot 307 Citroen C4 C5 1.6 HDI Diesel Engine Starter Motor 1638115880
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Part no. 9891698
PDC Module BMW G30 G31 G11 X3 G01 Parking Assistant Control Unit 9891698
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Part no. 8729433
Amplifier BMW F82 F87 F80 F83 Active Sound Design Control Unit 8729433
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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 .