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. 8583423-3
Mini R60 Cooper SD N47N 2.0 143HP Engine ECU Kit DDE 8583423 CAS3 Key Manual
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Mini Cooper F55 F56 F57 LED Navigation Visual Boost 6,5" Display Screen
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On-Board Screen BMW F20 F30 LCI Information Display Touch Monitor 8,8" 8709339
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BMW E60 E90 Dashboard Onboard Monitor Display Screen 8.8" 6966925
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Mini Cooper S JCW R56 N14 1.6 211HP ECU Kit DME CAS3 Key 7590857 Manual
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Mini Cooper R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456987
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Mercedes W118 W177 W206 W247 Air Quality NOX Sensor A0009054807
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BMW X3 E83 LCI 2.0d N47 177HP Engine Control Unit ECU DDE 8506373 Automatic
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BMW F30 F31 Seat Module Control Unit Memory Front Left Right N/O/S 9306085
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Door Module Mercedes C219 Front Door Left N/S Control Module A2198201926
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BMW E61 E65 Suspension Air Supply Compressor Control Unit
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BMW 1 Series E87 Footwell Light Control Module Lear FRM3R PL2 9249080
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Mini F56 Active Sound Design Radio Audio Amplifer Control Unit Module 9366112
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Mercedes ML W164 Fuse Box Relay Control Unit Rear A1645403372
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Audi Q3 8U 2.0 TDI 140HP CFFB Quattro Engine Control Unit ECU 03L906018CN Manual
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Mini Cooper R55 R56 R57 Petrol N12 DME 7640005 Engine Control Unit ECU
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Ford Transit Connect 1.8 TDCi Engine Control ECU Module Manual 7T11-12A650-HE
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BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Fuse Box Mercedes W169 W245 Electrical Relay Control Module Unit A1695451740
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BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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BMW X5 E53 Basic Body Control Unit Module GM3 6960249
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Mercedes W169 W245 SAM Control Module Fuse Box Unit A1695454332
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BMW 1 3 Series 2 E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6967641
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Mercedes-Benz A-Class W176 Front Door Cable Wiring Loom Harness A1765405408
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Part no. 4K0906121C
Fuel Pump Control Audi A4 B9 A5 F5 A6 C8 Pump Unit Module ECU 4K0906121C
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Mercedes W176 W246 W166 Windscreen Windshield Rain Sensor Unit A2469002603
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Part no. 3453743
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3453743
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Part no. 6962424
On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424
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Part no. 7615484-1
Mini R55 R56 R57 LCI N12 N14 N16 N18 Engine Alternator Generator Petrol 120A
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Part no. 9226328-1
BMW E90 LCI Junction Box Body Control Module H1 PL2RR JBBFE IIIR 9226328
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Part no. 7928646
BMW F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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Part no. 8K0919475R
Parking Module Audi A4 B8 A5 8T PDC Sensor Control Unit 8K0919475R
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Part no. A6394405209
Wiring Loom Mercedes W639 Vito Cable Door Wiring Cable A6394405209
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Part no. A1698202675-1
Mercedes W169 W245 Aerial Roof Antenna Radio Control Unit Module A1698202675
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Part no. 7589971-3
Mini One R56 N12 1.4 N12B14A 95HP Petrol ECU Kit DME 7589971 + CAS3 + Key
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Part no. A2049067702-1
Mercedes W204 Fuse Box Rear SAM Module Electrical Fuse Unit A2049067702
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Part no. A2049007202
Mercedes W204 Navigation Radio CD Player Head Unit A2049007202
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Volkswagen VW Touran 2.0 TDI BKD Engine Wiring Harness Loom Cable 03G972619KP
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BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686
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Mercedes W204 Navigation CD Player Radio Stereo Sat Nav Head Unit A2049069801
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BMW 3 E91 ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9329800
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CIC Professional Unit BMW F01 F10 Sat Nav Infotainment Radio Player Head 9274569
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BMW F20 F21 F30 F31 116d 316d 118d 318d Diesel N47N Engine ECU 8573258 Manual
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BMW X1 E84 Front Door Handle Bowden Pull Cable Wiring 2990415
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BMW E90 Max Brose Footwell Light Module Control Unit ECU 9340339
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Part no. 4S4112A650BC
Ford Transit Connect 1.8 Diesel Engine Control ECU Module Manual 4S4112A650BC
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Part no. 9224595
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9224595
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Part no. A1695456332-1
Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332
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Part no. F3LB14B118AA
Ford Transit TT9 Control Unit Relay Central Door Lock Module ECU F3LB-14B118-AA
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Part no. 7180427
Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7180427
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Part no. 4154934
Radio Boost CD Mini R50 R52 R53 Head Unit Audio Player 4154934
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Part no. 8506444-2
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
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Rain Sensor Peugeot 3008 5008 Citroen C5 Windscreen Light Unit 9674436980
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Mercedes Vito W639 1 Rear Left Right Sliding Door Handle Bowden Cable
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Part no. 5A350D2
BMW F20 F30 F32 Mini F55 F56 F60 KAFAS 2 Camera Control Unit Module ECU 5A350D2
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Part no. 7565300
BMW Z4 E85 2.0i N46 150HP Engine Control Unit ECU DME Manual 7565300
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Mercedes C219 Gearbox Electronic Control Unit Module A2115406445
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Part no. 9366412
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9366412
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Mercedes R171 SLK200 Module Front Door Right O/S Control Module Unit A1718200626
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Mercedes Vito Viano W639 Alternator Generator Diesel 200A A0131541002
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Part no. 9877611
Mini Cooper F55 F56 F60 Windscreen Rain Light Solar Sensor Control Unit 9877611
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PDC Module Mercedes W205 W213 W247 Parking Assistant Parktronic Unit A0009006318
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Mercedes W176 W204 W207 W212 W246 Fuel Pump Module Control Unit ECU A0009007306
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Mercedes R171 SLK200 Module Front Door Left Control Module Unit A1718200726
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Part no. A2139068601
Mercedes W205 W213 Actuator Drive Exhaust Flap Control Unit A2139068601
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Part no. 6943834-1
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 6933666
BMW 7 Series E65 E66 E67 Antenna Amplifier Diversity 6933666
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Part no. 9313996
BMW F10 LCI Central Looking Control Module Unit ECU 9313996
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Part no. 6948578
BMW E60 Light Control Unit Module LM E6X Lear 6948578
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Part no. A0045428718
Mercedes-Benz C E W203 W211 Parking Sensor Wiring Loom Cable Harness Front PDC
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Mercedes W213 C238 Tyre Pressure Monitor Sensor Module Unit TPMS ECU A0009002013
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BMW E90 M-Audio System CD Player Controller Navigation Sat Head Unit 9200447
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Part no. 7599881-15
BMW E87 LCI E90 E91 N43 120i 320i 170HP Engine Unit ECU DME 7599881 Manual
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BMW F10 F11 Battery B+ Engine Compartment Terminal Point 9214243
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Radio Player Mini F55 F56 CD Bluetooth DAB Alpine Control Unit Module 9344050
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Part no. A2058200526
Mercedes W213 S213 Multimedia USB SD Card Reader Port Socket Module A2058200526
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Part no. 8506438-2
BMW E81 E87 LCI E90 E91 120d 320d N47 ECU KIT DDE 8506438 CAS 3 Key Automatic
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Part no. 6819336
BMW F20 F21 F22 F30 F31 F32 F33 Fuse Box Body Control Unit Module REM V5 6819336
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Mercedes Vito W639 Parking Sensor Warning Device Display A0015422623
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BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 90847906
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BMW F20 Driver Side Door Cable Harness Wiring 9335291
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Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452677
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Audi A7 4G Rear Door Control Module Unit ECU Left Right N/O/S 4G8959795H
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BMW 1 Series E88 ECU Body Control Module H3 Junction Box PL2RR 9247474
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Mercedes W204 Display Screen Information Navigation Dashboard A2049007408
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Mercedes SLK R171 Stereo Radio CD Player Head Unit A1718200786
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FEM Module BMW F20 F21 F22 F30 F31 F32 F36 Control Unit 9288304
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Mercedes Vito W639 Fuse Box Relay Control Unit Electric Module SAM A6399005400
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Part no. 6943834
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 7574365
Alternator Mini R55 R56 R57 R57 R58 LCI Generator Petrol 7574365
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Part no. 1K0907530AD
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 1K0907530AD
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Part no. 8577835
BMW F10 F30 330d 530d 258HP Engine Control Unit N57N ECU DDE 8577835 Automatic
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Part no. 8517874-1
BMW 1 Series F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM Manual
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Part no. A2055400840
Mercedes W205 W238 Fuse Box Cover Control Unit Holder Bracket A2055400840
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Part no. 6964051
CAS2 Module BMW E87 E90 CAS2 ECU Comfort Control Unit 61356964051 6964051
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Part no. 9329700
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9329700
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Part no. 9204532
BMW E91 LCI ECU LED NSW Light Module Control Unit PL2 FRM II 9204532
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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 .