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. 6G9N-11000-FA
Starter Motor Ford Galaxy Mondeo S-Max TDCi Diesel Engine Starter 6G9N-11000-FA
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Mini Cooper One D W16 R55 R56 Engine Wiring Loom Harness 7808630 7795052
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BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
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Audi A4 B8 Parking Brake Control Module Unit ECU 8K0907801K
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Mercedes-Benz Sprinter W906 Battery Tray Housing Box Case A9066200131
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BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9240077
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Mini One R50 W10 90HP Engine Control Unit ECU DME 7545789 Manual Transmission
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BMW X3 E83 2.5i 3.0i M54 Wiring Harness Cable Engine Ignition Module 3412247
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BMW X1 E84 Parking Control Module Unit PDC ECU 9252637
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BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9263468
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BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8642252 Drivelogic
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VW Volkswagen Golf 6 1.6 TDI Diesel Engine Starter Motor 022911024A
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BMW F20 120d F30 320d F36 420d LCI B47 190HP Engine ECU DDE 8473185 Manual
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BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU Kit DME 7579142 CAS3 Key Manual
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Part no. 9176880
BMW E90 Body Control Module BCM ECU Junction Box Footwell 6135 9176880
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Part no. 03G911023
Audi A4 B7 A6 C6 Motor Starter Unit 2.0 TDI Diesel Engine 03G911023
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Display Screen Mercedes W176 W246 Central Information Dashboard Dash A2469016002
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BMW F20 F21 F30 F31 Head Unit Basic Media Navigation Headunit 6822602
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PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Imperial Blau Blue A89
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BMW E60N E61N E81 E87N E88 E90 E91 E92 E93 Alternator 7550469
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Audi A3 8V VW Passat B8 Gateway Control Unit Module 5Q0907530AM
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Mini R50 R52 Starter Motor Engine W10 0,9KW Bosch Actuator 1489994
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Audi A3 8P Steering Angle Steering Wheel Column Control Module ECU 8P0953549K
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BMW E81 E87 LCI E90 E91 N47 DDE 7807529 Engine Control Unit Diesel ECU Manual
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Part no. 6908948
BMW E39 6-disc CD Changer without Magazine 6908948
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Display Screen Mercedes W176 W246 Radio Navigation Sat Nav Head Unit A2469013702
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Part no. 6943157
BMW Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6943157
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BMW E60 Light Control Unit Module LEAR LM E6X LWR 6943283
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Mercedes ML W164 Rear SAM Module Control Unit Fuse Box A1645400701
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BMW X1 E84 Reversing Rear View Camera Control Unit Module 16129510
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Part no. 7899655
Rear Speaker BMW E63 E64 Door Card Loudspeaker Left Right N/O/S Logic 7 7899655
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Air Module Sensor Mini R57 Cabrio Convertible Crash Control Unit ECU 9807168
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Part no. 9193745-1
BMW 3 5 E60 E61 E90 LCI 1 Display Screen 8.8" Monitor Sat Nav 9193745
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Part no. 9119428
BMW E46 E89 Mini R50 R52 Parking Control Module Unit PDC 9119428
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Part no. 7520019-12
MINI Cooper R50 W10 116HP Engine ECU Kit DME 7520019 + EWS3 + Key Automatic
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Part no. A2078210411
Mercedes W204 W207 Centre Console Connector AUX USB Port Socket Trim A2078210411
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Mercedes W203 W209 W221 Windscreen Rain Sensor Control Module A2218702826
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BMW E81 E87 E88 E89 E90 E91 E92 E93 Radio Business CD 6962296
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Part no. 3452235
BMW X3 Series E83 LCI Diesel Battery Positive Lead Red Cable Plus Pole 3452235
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Mini Cooper R55 R56 Harman Becker Hi-Fi Audio Speaker System Amplifier 3450756
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Genuine VW Audi Seat Skoda Diesel Glow Plug Relay Unit Black 038907281D
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Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152
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BMW E90 NSW PL2 FRMII Light Control Module (LCM) 61359159811 9159811
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Part no. A0009007907
Mercedes W205 GLC X253 Front Radar Sensor Module Control Unit A0009007907
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Display Mercedes C205 Dashboard Central Multimedia Car System Screen A2059002211
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BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7798179 CAS2 + Key
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Engine Alternator BMW F20 F21 F30 LCI Generator Lucas 170A N13 Petrol 7605060
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Part no. 9204524
BMW 1 Series E87 LCI Footwell Light Control Module ECU LOW PL2 FRM II 9204524
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Part no. 7640005-7
Mini One R55 R56 N12 1.4 95HP Petrol ECU Kit DME 7640005 CAS3 + Key Automatic
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Part no. 7589971-2
ECU Kit Mini One R55 R56 R57 N12 95HP DME 7589971 + CAS3 + Key Manual
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Part no. A0994644206
Mercedes X253 Steering Wheel Contact Switch Control Plate A0994644206
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Part no. 6C1T-14A076-A
Ford Transit Fuse Box Cover Electrical Unit Housing Lid Trim Cap 6C1T-14A076-A
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BMW E81 E82 X1 E84 E87 E90 E91 Radio Stereo Business CD Player Head Unit 6959145
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BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
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Mercedes C207 Parking Sensor Wiring Loom Cable Harness Front PDC A2074400208
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BMW E60 E61 E63 E64 LCi Fuse Box Power Distribution Rear 9138830
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Part no. 6R0971349Q
Battery Cable VW Polo 6R Positive Alternator Starter Wiring B+ 6R0971349Q
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Navigation Player Mercedes W211 W219 DVD CD Reader Control Unit A2208703589
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Mini Cooper R56 Footwell Light Control Unit Module LOW ECU PL3 FRM II 3452093
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Mercedes W169 PDC Parking Sensor Distance Control Module Unit ECU A1695455332
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Part no. 6836764
BMW F20 F31 LCI Telematics Control Unit Module ATM ECE 4G 6836764
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Part no. 9286940
BMW 7 Series F01 LCI ECU Body Control Module Junction Box JBBFEIII V5 9286940
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Part no. 9141682-2
BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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Part no. 8376445
BMW X3 X5 E53 E83 E46 E39 LCI Switch Unit Steering Column 8376445
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Part no. A1698207926
Mercedes W169 W245 Control Unit Front Left Door N/S Module A1698207926
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Part no. 03L906022JM
Audi A4 B8 2.0 TDI 143HP CAGA Diesel Engine Control Unit ECU 03L906022JM
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Part no. 6901570
BMW 3 Series E46 Dashboard Dash Twilight Sun Solar Sensor 6901570
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Part no. 05L911021
Audi A4 B9 A5 F5 2.0 Diesel Starter Motor Engine Valeo 05L911021 0001174006
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Part no. 7276384
BMW F10 F11 F01 Control Unit Module ECU Fuel Pump 7276384
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Part no. A2098700289
Mercedes CLK W209 Radio CD Player Stereo Audio Head Unit A2098700289
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Part no. 8588946-2
BMW X3 F25 20dX 190HP B47 Engine Control Unit ECU Kit DDE 8588946 Key CAS4
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Part no. 6916407
BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
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Part no. A6511500156
Engine Wiring Mercedes W204 OM651 Diesel Harness Loom Cable A6511500156
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Part no. 9273584
Seat Belt Module BMW E92 F32 E61 Control Unit LCPA ECU 9273584
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Mercedes W203 W211 Diesel Engine Starter Motor A0051511301
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Part no. 9664611380
Peugeot Expert Citroen Dispatch 2.0 HDI 120HP Engine Unit ECU 9664611380 Manual
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Mercedes W210 Fuse Box Sam Module Control Unit A0025451901
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Part no. A0009105202
Mercedes ML W164 Lumbar Module Front Seat Control Unit A0009105202
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BMW E92 Coupe Footwell Xenon Light Control Module Lear FRM3R PL2 9286882
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BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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Mercedes W212 E220CDI OM651.924 Engine Unit Module ECU A6519007500 Automatic
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BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662
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Mini Cooper SD R60 ALL4 N47N 143HP Engine ECU Kit DDE 8519663 Manual CAS3 + Key
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BMW 5 Series E60 E61 PDC Parking Ultrasonic Sensor 6070190091
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BMW E87 LCI E90 Professional Navigation Connecting Cable 6935686
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BMW F30 F31 F32 Tailgate Smart Opener Control Unit Module 7306797
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Mercedes W124 E280 Comfort Control Module Unit ECU A2028200926
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Mercedes W221 Air Suspension ABC Control Unit Module A2219009603
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BMW E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9224673
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Mercedes W447 Front Door Module Left N/S Control Unit ECU A4479000001
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Audi A8 S8 D3 Electric Parking Brake Module Handbrake Control Unit 4E0907801B
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Mercedes W205 Display Screen Multimedia Navigation Sat Head Unit A2059000441
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BMW E88 E93 Rollover Control Controller Module Unit Convertible Cabrio 9180627
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Display Screen Mini F55 F56 F60 Multimedia Navigation Sat Nav Unit 6,5" 8803370
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BMW X3 E83 LCI Light Module Control Unit ECU Lights LM II LWR 3451528
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Part no. A1645403572
Mercedes ML W164 W251 Fuse Box Relay Module Control Unit A1645403572
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Part no. 9311296
Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9311296
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Part no. A1698207589
Mercedes W169 W245 CD Player Radio Audio Head Unit A1698207589
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BMW X3 Series E83 3.0i M54 Automatic Gearbox Basic Control Unit EGS 7532988
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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 .