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. A2059002141
Mercedes W205 Air Module Control Unit SRS ECU A2059002141
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Parking Sensor Wiring Mercedes W177 W247 Rear Bumper PDC Loom Cable A1775405710
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Mercedes W205 Display Screen Multimedia Navigation Sat Head Unit A2059000441
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BMW F40 M135i xD B48 306HP Engine Control Unit ECU Kit DME 5A088E6 BDC Key
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PDC Module BMW F40 G20 G21 Parking Assistant Control Unit Module ECU 9873545
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Keyless Module Mercedes W205 W213 C253 ECU Door Lock Control Unit A2229004213
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BMW E63 E64 Front Bumper PDC Loom Cables Wiring Set 6929148
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Tailgate Trunk Mercedes X117 X156 W205 Boot Rear Control Module Unit A2389053301
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Mercedes S205 X253 Center Console Wiring Loom Electrical Harness A2055402224
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Head Unit Mercedes C205 Radio Player USB Sat Nav Harman A2059008430
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Amplifier BMW F30 F31 F32 Top Hifi Audio Sound Amplifier Harman Kardon 9366164
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Display Mercedes C205 Dashboard Central Multimedia Car System Screen A2059002211
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Mercedes W211 Automatic Gearbox Transmission Module Control Unit ECU A0355454232
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Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6886187
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Battery Cable Mercedes W211 OM647 Starter Alternator Wiring Harness A2115401805
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Mercedes W205 Display Screen Instrument Cluster Speedo Meter A2059004842
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Part no. 7493231
BMW F32 F36 F80 F82 M4 LCI Headlight Indicator Light LED Module Left N/S 7493231
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Volkswagen VW Golf V 1.9 TDI Diesel Engine Starter Motor 02Z911023H
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Ford Transit Connect Rear Door Wiring Cable Harness Loom FT1T14027LLC
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Part no. A1679004811
Door Module Mercedes W205 Rear Right O/S Door Control Module A1679004811
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Part no. 8517015-1
BMW X5 E70 X6 E71 30dX Diesel N57 245HP ECU Kit DDE 8517015 CAS3 Key Automatic
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BMW F20 F30 LCI 118d 318d B47 150HP Engine ECU Kit DDE 8473185 FEM Key Automatic
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BMW X5 E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9292707
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Peugeot Expert Citroen Berlingo Diesel Engine Alternator Generator 5705AS
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Starter Motor Renault Trafic II Opel Vivaro A Diesel 2.5 dCi 8200106788
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Part no. 7579142-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7579142 CAS3 Key Automatic
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Part no. 6823590
BMW F10 Footwell Light Control Unit Module ECU FRM III 6823590
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PDC Module BMW G30 G31 G11 X3 G01 Parking Assistant Control Unit 9891698
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Part no. 9168835
BMW 5 Series E61 Touring Body Control Module ECU Unit KBM High 9168835
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Module Mercedes W639 Automatic Transmission Control Module Unit A0325453832
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Part no. 9264944
Sound Speaker BMW F30 F31 F32 F33 HiFi System Mid-range Unit 9264944
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Part no. 1K0035186AD
VW Volkswagen Golf 5 Radio CD Player Stereo Head Unit 1K0035186AD
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Part no. 8600124-3
Mini Cooper R56 LCI R60 N16 Engine Control ECU DME 8600124 CAS3 Key Manual
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Part no. 6841702
BMW X3 G01 Power Battery Distribution Junction Box Control Unit Rear 6841701
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Part no. A1699000300-1
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1699000300
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Part no. 9234942
Telematics Module BMW E81 E87 E90 E91 E92 LCI Combox Navigation 9234942
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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. 9252004
BMW F30 Display Central Information Screen 8,8" Navigation Professional 9252004
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Wiring Bracket BMW E60 E61 X3 E83 Diesel Engine Harness Cable Loom Mount 7799470
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Part no. 9867503
Navigation Head Unit BMW F20 F21 F30 F31 LCI F32 Radio CD Player High 2 9867503
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Part no. A1635454032
Mercedes W163 ECU Start Engine Control Unit Immobilizer Ring A1635454032
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Mercedes W163 Fuse Main Box Relay Comfort Control Module Unit CMM A1635450205
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Mini R50 R52 R53 6-Disc CD Changer Multichanger with Magazine 6946989
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On-Board Screen BMW F20 F30 LCI Information Display Touch Monitor 8,8" 8709339
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Part no. A2123200358
Mercedes-Benz S W221 Valve Block Air Suspension Control Unit Module A2123200358
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Part no. A2829062400
Starter Mercedes W177 M282 Petrol Engine Starter Motor A2829062400
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Part no. 8039827
BMW X5 E70 Front Bumper PDC Parking Sensor Wiring Loom Cable Harness 8039827
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Part no. A2059007437
Sam Module Mercedes S205 Relay Fuse Box Rear Control Module In Trunk A2059007437
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Part no. 7616120
Alternator BMW F20 F21 F30 F31 F36 Petrol N55 Generator 210A 7616120
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Part no. A2219006404-1
Mercedes W221 Door Module Front Right O/S Control Unit ECU A2219006404
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Part no. 55568896
SAAB 9-3 1.9 TTiD ECU DDE Engine Control Unit Module 55568896
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Part no. 9394669
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9394669
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Part no. 7578242
Signal Control Module Mini R50 R52 Automatic Gearbox Transmission EGS 7578242
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Part no. 9227217
BMW F12 Aerial Amplifier AMP Antenna Supression Filter Module 9227217
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Mini F55 F56 Roof Antenna AM FM GPS TEL 8782591 65208782591
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Wiring Harness Mercedes W221 OM642 Engine Wiring harness Loom A6421509089
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Headlight Module BMW F36 Headlamp Control Unit FLE2 MAX 7429125
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Mercedes EQA H243 Relay High Voltage Performance DC 250 A Contactor A7899823000
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Part no. 9495909
Airbag Module BMW F45 X1 F48 Mini F54 F55 F56 Air Bag Control Unit ECU 9495909
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Part no. 7522057
BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057
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Part no. 6C1T-11000-AE
Ford Transit MK6 2.2 TDCi Diesel Engine Starter Motor 6C1T-11000-AE
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Part no. 5A872D1
BMW F40 Telematics Control Module Unit TCU 5A872D1
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Part no. 9285767
BMW X3 F25 Tailgate Trunk Lid Wiring Harness Rubber Cover Left N/S 9285767
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Part no. 9285768
BMW X3 F25 Tailgate Trunk Lid Wiring Harness Rubber Cover Right O/S 9285768
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Part no. 8638198
BMW F20 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8625241 Manual
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Part no. 9294300
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 8,8" 9294300
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Part no. 9388224
Mini F55 F56 F57 Visual Boost Surround Central Cover Instrument 9388224
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Part no. 9321005
Battery Cable BMW X3 F25 X4 F26 Positive Plus Pole Lead 9321005
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Part no. 8578946
BMW F20 F30 F32 120d 320d 420d N47N Engine ECU Kit DDE 8578946 FEM Key Manual
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Part no. 8578082
BMW F30 F32 F36 335dX 435dX N57Z 313HP Engine ECU Unit Kit DDE 8578082 Key FEM
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Part no. 8518167-1
BMW E81 E87 E90 LCI 118d 318d N47 ECU Engine Control Kit DDE 8518167 Manual
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Part no. 9289118
BMW E81 E87 E90 E91 E92 LCI Radio CD Professional DAB Unit 9289118
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Part no. 9286780
Module BMW E82 Junction Box Body Comfort Control Unit 9286780
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Part no. 6933988
BMW Z4 Series E85 Sensor B-Pillar Airbag Right O/S 6933988
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Part no. 6876863
BMW F40 F45 Mini F55 F56 Front Suspension Strut Protective Cap Cable VDC 6876863
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Part no. 9877611
Mini Cooper F55 F56 F60 Windscreen Rain Light Solar Sensor Control Unit 9877611
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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. 5A4F856
Mini F54 F55 F56 F60 Navigation Media Radio Sat Nav Head Unit 5A4F856
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Part no. 5A04A04
Mini F54 F55 F56 F60 Telematics Module Bluetooth Control Unit ECU 5A04A04
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Part no. 6798872
BMW F10 F11 F30 F31 Wheel Electronics Module RDC 433MHZ Control Unit 6798872
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Part no. 8686185
BMW F40 X1 F48 Mini Countryman F60 Engine Starter Motor 12V 8686185
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Part no. 117109477R
Renault Traifc Vauxhall Vivaro Alternator Bracket Mount Holder 117109477R
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Part no. 8792232
BMW X1 F48 Mini F55 F56 LCI B+ Junction Terminal Power Distribution Box 8792232
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Mercedes W118 W177 W206 W247 Air Quality NOX Sensor A0009054807
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Engine Wiring Mercedes W176 W246 Diesel OM607 Loom Harness Cable A6071500433
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Radio CD Player Mercedes W176 W246 Audio Navigation Stereo Head Unit A2469008214
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Mini Countryman F60 Audio Amplifier Hifi Unit Active Sound Design System 5A4E600
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BMW F40 F45 X1 F48 Mini F55 F56 Control Unit SAS Module ECU 9505275
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Mercedes Vito Viano W639 Alternator Generator Diesel 200A A0131541002
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Part no. 31200-PSA-J52
Honda Civic Starter Motor Actuator Unit 12V 31200-PSA-J52
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BMW E34 E36 E46 316i 318i 518i Ignition Coil Control Unit Module 1247281
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Mercedes W176 Starter Motor 12V Bosch M270 Petrol Engine A2709060700
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Part no. 7619139
Engine Wiring BMW F10 F11 F30 F31 X1 E84 N20 Loom Module Harness Cable 7619139
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Part no. 9463373
BMW F20 F21 F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 9463373
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Part no. 8373945
BMW E46 Saloon Petrol Positive Battery Cable Plus Pole Lead Wiring 8373945
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Part no. 3404171
BMW X3 E83 Steering Control Module Unit Servo SVT Servotronic 3404171
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Part no. 7542529-1
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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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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Part no. 7579142-17
BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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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 .