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. 9247067
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9247067
€99.95
Free delivery - Fri, Jan 16
If paid before 14:00
Part no. 6799659
BMW F10 F11 ICM Module Integrated Chassis Management QL ES Control Unit 6799659
€23.95
Free delivery - Fri, Jan 16
If paid before 14:00
Part no. A2075451740
Mercedes-Benz A207 W207 Cabrio Control Unit Module Bracket Holder A2075451740
€23.95
Free delivery - Fri, Jan 16
If paid before 14:00
Part no. A2044404732
Mercedes W204 Estate PDC Wiring Rear Bumper Parking Sensor Cable A2044404732
€32.95
Free delivery - Fri, Jan 16
If paid before 14:00
Part no. AV6T14A067BC
Ford Transit Connect Mk2 II Fuse Box Battery Terminal Unit Module AV6T14A067BC
€23.95
Free delivery - Fri, Jan 16
If paid before 14:00
Part no. 9302256
BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 9302256
Product currently unavailable
Part no. 6850497
BMW E60 E61 E65 E87 E90 Trailer Towing Control Unit Module AHM 4R 6850497
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Part no. 3451405
Mini R55 R56 Audio Amplifier Harman Becker Hi-Fi System Booster 3451405
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Part no. A0009822023
Mercedes W204 W212 W221 Battery Relay Module Unit A0009822023
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Part no. 9134479
BMW E90 ECU Body Control Module ECU H1 61359134479 9134479
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Part no. 6929760-1
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
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Part no. 9317174
BMW F30 REM Rear Electronic Module Fuse Box Control Unit V2 9317174
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Part no. A2049009201
Parktronic Module Mercedes W204 PDC Parking Sensors Control Unit A2049009201
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Part no. 6939760-COOL
Mini Cooper R50 PDC Ultrasonic Parking Sensor Cool Blue Metallic A27
Product currently unavailable
Part no. 9315682
Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
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Part no. 9243212
BMW F10 Light Module Control Unit ECU Lear ZGW-02 Mid Plus 9243212
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Part no. 9264926
BMW E88 E93 Rollover Control Controller Module Unit Convertible Cabrio 9180627
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Part no. 7601993
Mini Cooper One R55 R56 R57 R60 Neutral Start Stop Gearbox Sensor Module 7601993
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Part no. 7550891
BMW X5 E53 X3 E83 Four Wheel Drive Transfer Box Control Unit Module 7550891
Product currently unavailable
Part no. 7567107
BMW Mini Cooper S R55 R56 Engine Wiring Loom Harness Injection Valve Ignition
Product currently unavailable
Part no. 9251748
BMW E81 E87 E90 E91 E92 LCI Combox Telematics Module Navigation 9251748
Product currently unavailable
Part no. 6926460
AUC Sensor BMW E60 E61 E65 X5 E70 X6 E71 Mini R56 R57 Air Control 9136607
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Part no. 6936655
BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6936655
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Part no. 7316186
BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
Product currently unavailable
Part no. 3457031-1
Mini Countryman R60 Footwell Light Module High EKS ECU PL3 FRM3R 3457031
Product currently unavailable
Part no. 9264943
BMW F20 F21 F30 LCI Sound Speaker Mid Range Stereo HiFi 9264943
Product currently unavailable
Part no. A1698202675
Mercedes W169 W245 Aerial Roof Antenna Radio Rod A1698202675
Product currently unavailable
Part no. 6822626
Display Screen BMW F30 F31 F32 F33 Central Information 8,8" 6822626
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Part no. 8366646
BMW 3 5 6 Series E60 E63 R50 R52 Relay Make Contact Orange 8366646
Product currently unavailable
Part no. A0009012604
Mercedes W177 Automatic Gearbox Control Unit Module ECU A0009012604
Product currently unavailable
Part no. 6988303
BMW F20 F30 E60 E65 X5 E70 X6 E71 E84 Air Wiring Sensor Quality AUC 6988303
Product currently unavailable
Part no. 7316187
BMW F80 M3 F32 F33 Xenon Headlight Control Module Lear TMS 7316187
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Part no. 3451625
BMW X3 E83 Light Control Unit Module LEAR LM II LWR 3451625
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Part no. 9127687
BMW E88 Convertible Aerial Base Roof Antenna 9127687
Product currently unavailable
Part no. 9133083
BMW E81 E87 E90 E91 E92 E93 6-disc CD Changer With Magazine 9133083
Product currently unavailable
Part no. A2049017801
Mercedes W204 W212 Windscreen Rain Sensor Control Unit A2049017801
Product currently unavailable
Part no. 6956939
BMW E60 E61 E63 E64 6-disc Compact CD Changer with Magazine 6956939
Product currently unavailable
Part no. A4479000601
Mercedes Vito W447 Rain Light Sensor Control Unit Module A4479000601
Product currently unavailable
Part no. 7823344-1
BMW 1 3 4 F20 F21 F30 F31 F32 N47N Diesel Alternator 180A 7823343 7823344
Product currently unavailable
Part no. 6934846
BMW E91 Antenna Amplifier Diversity Module 9193841 6934846
Product currently unavailable
Part no. 6982114
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6982114
Product currently unavailable
Part no. 6937223
BMW E60 E61 E65 X5 E70 X6 E71 Control Unit Xenon Light 5DV 009 000-00
Product currently unavailable
Part no. A2139062201
Mercedes W213 Bonnet Hood Crash Actuator Unit Left Right N/O/S A2139062201
Product currently unavailable
Part no. 6942912
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box Fuse Box 6942912
Product currently unavailable
Part no. 8W0907217B
Audi A4 B9 Front Windscreen Windshield Lane Assist Camera 8W0907217B
Product currently unavailable
Part no. 7519308-1
BMW X5 E53 3.0i Petrol M54 231HP Engine ECU Kit DME 7519308 EWS3 Key Automatic
Product currently unavailable
Part no. 9663798380
Peugeot 207 Fuse Box BSI Control Unit Module 9663798380
Product currently unavailable
Part no. 8574352-2
BMW X1 E84 20d 20dX Diesel N47N Engine Control Unit ECU Kit DDE 8574352 CAS3 Key
Product currently unavailable
Part no. 6C0919603A
VW Volkswagen Polo Mk5 6R Radio Multimedia Display Navigation Unit 6C0919603A
Product currently unavailable
Part no. 8P0959433J
Audi A3 8P Body Control Comfort Unit Module BCM Convenience Unit ECU 8P0959433J
Product currently unavailable
Part no. 7798006-2
BMW E60 E61 LCI E81 E82 E84 E87 LCI E90 E91 N47 Diesel Starter Motor 7798006
Product currently unavailable
Part no. A2129006905
Mercedes W212 Comand Radio Head Unit CD DVD Player A2129006905
Product currently unavailable
Part no. A6394408537
Mercedes W639 Front Bumper PDC Wiring Parking Sensor Loom Harness A6394408537
Product currently unavailable
Part no. 6978232
BMW E60 E61 E63 E65 X5 E70 X6 E71 PDC Parking Control Module Module 6978232
Product currently unavailable
Part no. 8K0915181B
Audi A4 B8 A5 8T A6 C6 Battery Negative Terminal Cable Wiring Wire 8K0915181B
Product currently unavailable
Part no. A2139007107
Mercedes W213 Seat Control Module Unit ECU A2139007107
Product currently unavailable
Part no. 9226711
BMW E60 E87 E90 E91 Hands Free Electronics Charging MULF2 Module 9226711
Product currently unavailable
Part no. 8U0959655D
Audi Q3 8U Air Module ECU Sensor Control Unit 8U0959655D
Product currently unavailable
Part no. A0025422319-1
Mercedes Universal TYCO Relay Module 12V V23134-B52-X309 A0025422319
Product currently unavailable
Part no. 9306085
BMW F30 F31 Seat Module Control Unit Memory Front Left Right N/O/S 9306085
Product currently unavailable
Part no. 6802943
Battery Box BMW G30 G31 Positive Fuse Battery Distribution Terminal Rear 6802943
Product currently unavailable
Part no. 6962720
BMW 7 Series E65 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6962720
Product currently unavailable
Part no. 7553735-6
MINI One R50 R52 W10 90HP Engine Control Unit Module ECU DME 7553735 Manual
Product currently unavailable
Part no. 6906613
BMW E87 E90 E91 Power Distribution Fuse Box Front 6906613
Product currently unavailable
Part no. 9205962
Radio Professional BMW E81 E87 E90 E91 E92 Autoradio CD Player 9205962
Product currently unavailable
Part no. 8386207
BMW E39 Headlight Control Module LCM III LWR 8386207
Product currently unavailable
Part no. 5Q0907361C
Audi A3 8V Fuse Box Control Module Relay Box 5Q0907361C
Product currently unavailable
Part no. 95710-1h700
Screen Kia Ceed MK1 ED Dashboard Information Dsiplay 95710-1H700
Product currently unavailable
Part no. A2045408735
Mercedes W204 Front Seat Air Module Wiring Cable Front Right A2045408735
Product currently unavailable
Part no. 9119447
Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447
Product currently unavailable
Part no. 7595179
BMW E81 E87 LCI E90 E91 Petrol N43 Engine Control Unit ECU DME 7595179 Manual
Product currently unavailable
Part no. 03E906023AL
Volkswagen Polo 6R 1.2 MPI CGPB 60HP Engine Control ECU 03E906023AL Manual
Product currently unavailable
Part no. 6754289
Speed Sensor BMW Z3 E36 3 E46 DSC Yaw Rotational Speed Sensor 6754289
Product currently unavailable
Part no. A0015422623
PDC Display Mercedes W639 Front Parking Sensor Screen Control Unit A0015422623
Product currently unavailable
Part no. 9259425
BMW F30 F31 F80 M3 F82 M4 Positive Battery Cable Plus Pole 9259425
Product currently unavailable
Part no. 9140177-1
Mini Cooper S R56 Rear Bumper PDC Cables Wiring Loom Set 9140177
Product currently unavailable
Part no. 9143156
BMW E90 LCI Amplifier Hifi Speaker System Control Unit Module 9143156 6960925
Product currently unavailable
Part no. 4E0035652A
Audi A6 C6 MMI Multimedia Sat Nav Navigation Control Head Unit 4E0035652A
Product currently unavailable
Part no. 93455434
Wiring Harness Opel Vivaro B Renault Trafic 3 Loom Cable 93455434
Product currently unavailable
Part no. 6935645
BMW Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6935645
Product currently unavailable
Part no. 6890434
Blind Spot Sensor BMW G30 G31 G11 Lane Change Warning Module Unit RS-01 6890434
Product currently unavailable
Part no. 9149615
BMW E61 E65 E70 Telemetics Control Unit Bluetooth Control Unit Module 9149615
Product currently unavailable
Part no. 9217036
BMW F07 F10 F11 F12 F13 Battery Cable Wiring Plus Pole 9217036
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Part no. 7622980
Wiring Harness BMW F20 F21 F30 Motor Sensor System Module 2 7622980
Product currently unavailable
Part no. 8C1112A650CC
Ford Transit MK7 2.2 TDCI Diesel Engine Control Unit Module ECU 8C1112A650CC
Product currently unavailable
Part no. 4L1910401D-1
Audi Q7 4L 3.0 TDI CASA 240HP Quattro Engine ECU Kit 4L2910401B Lock + Key
Product currently unavailable
Part no. 6943771
BMW 1 Series E87 CAS2 ECU Control Unit Key Reading Module 6943771
Product currently unavailable
Part no. 9259425-2
Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425
Product currently unavailable
Part no. 9286885
BMW Z4 E89 LED Footwell Control Module ECU 9286885
Product currently unavailable
Part no. A0009821212
Energy Distributor Mercedes W205 W212 W213 W906 Control Unit Module A0009821212
Product currently unavailable
Part no. 6926333
Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
Product currently unavailable
Part no. 8595284
Engine Wiring BMW F20 F30 LCI 118d 318d 120d 320d B47 Loom Harness Cable 8595284
Product currently unavailable
Part no. 7619333-2
Mini Cooper S R55 R56 LCI N18 1.6 184HP ECU Kit DME 7619333 + CAS3 + Key Manual
Product currently unavailable
Part no. A2048704658
Mercedes W204 Radio Control Function Button Knob Controller Unit A2048704658
Product currently unavailable
Part no. 9123041
Steering Switch Cluster BMW E88 E90 E92 Column Indicator Wiper Stalk 9123041
Product currently unavailable
Part no. 9230451
BMW 1 Series E87 LCI ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
Product currently unavailable
Part no. 9258170
BMW 1 3 E81 E87 E90 E91 E92 LCI Radio CD Professional Control Unit 9258170
Product currently unavailable
Part no. 6968041
BMW X5 E53 Navigation System Sat Navi TV Video IBUS Module Unit 6968041
Product currently unavailable
Part no. A2661531491-4
Mercedes W169 A160 266.920 95HP Engine Control Unit ECU Kit A2661531491 Key Lock
Product currently unavailable
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 .