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. 4F0907280B
Audi Q7 4L On Board Onboard Supply Module Control Unit ECU 4F0907280B
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Audi A7 4G8 BCM Body Control Module Unit ECU 4H0907063DH
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Volkswagen New Beetle 1.6 BFS 102HP Engine ECU Kit 06A906033DP Ignition + 2 Keys
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Mini Countryman R60 Footwell Light Control Unit Module High AHL EKS SZT 3457589
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BMW F20 F21 F30 F31 118d 318d B47 150HP Engine Control ECU DDE 8473185 Manual
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BMW X3 F25 20d N47N 184HP ECU Kit Control Unit DDE 8574091 CAS4 Key Automatic
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BMW E81 E87 LCI E90 120d 320d N47 177HP ECU KIT DDE 7811700 CAS3 Keys Automatic
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BMW 1 3 Series E87 E90 E91 N46 118i 318i 120i 320i ECU DME Control Unit 7545042
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Ford Transit Connect Radio Stereo Head Unit Control Panel BK2T18K811ED
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BMW E60 E87 E90 120d 320d 520d M47N2 ECU Engine Control Kit DDE 7801711 CAS2 Key
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Basic Navigation BMW F20 F30 F32 Mini F56 F60 Radio Sat Nav Head Unit 8791768
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Engine Wiring BMW X5 E53 3.0d M57N Loom Cable Harness Injector Module 7796819
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Mini Cooper R55 R56 IBS Negative Battery Lead Cable
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Navigation Head Unit BMW F20 F30 F31 LCI G30 Sat Nav Head Unit High 8780768
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Battery Cable BMW E63 E64 Negative Minus Pole IBS 6947497
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BMW G20 320d B47D 190HP Engine Control Unit Module ECU Kit DDE 8475468 Key BDC
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BMW F90 M5 Competition 625HP Engine Control ECU Kit DME 8695512 + BDC Module Key
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BMW Mini Cooper S R55 R56 R57 N14 1.6 ECU Basic Control Unit DME 7584113 Manual
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ConWys AG CFC Towing Hitch Trailer Hook Module Control Unit ECU VP128655/005/B
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BMW X3 F25 B+ Distribution Box Battery Power Red Rear Control Unit 9206140
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BMW Z4 Series E89 Roadster Boardmonitor Central Information Display 9210504
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Amplifier BMW F20 F21 LCI M Mini F56 HiFi Harman Kardon Audio Booster 8729433
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Citroen Berlingo 1.6 HDI 9H06 Engine Control Unit ECU EDC 98078859 Manual
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Mercedes W205 Harman Radio Stereo CD Player Audio Sat Head Unit A2059004236
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Fuse Box Mercedes CLK W203 W209 Front SAM Control Unit Module ECU A2035453001
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BMW 5 X3 Series E60 E61 E83 PDC Parking Ultrasonic Sensor Bluewater 6989245
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VW Volkswagen Golf CD1 Front Door Left N/S Loom Wiring Cable Harness 5H4971161LQ
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Seat Ibiza 4 6J Skoda Fabia 2 5J Battery Wire Negative Terminal Cable 6Q0971235H
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Audi Q7 4L Quattro Audio Sound BOSE Amplifier Stereo System Module 4L0035223D
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MINI One R50 Engine W10 1.6 90HP Engine ECU Kit DME 7527610 + EWS + Keys Manual
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BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
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Mercedes W203 CD Media Player Radio COMAND Multimedia Head Unit A2038707189
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BMW 3 Series E46 Coupe Saloon Aerial Antenna Amplifier Diversity 433MHZ 6907123
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Mercedes W211 ESP ABS Stability Control Unit Module ECU A2115404445
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BMW X3 E83 LCI Headlamp Control Module LCM Unit ECU 3451529
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Ford Transit MK6 2.4 Diesel Alternator Bracket Mount Support YC1E10K019BA
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BMW 6 Series E64 Cabrio Convertible Folding Top Roof ECU Module 6979862
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Mercedes CLA C118 W177 Pedestrian Protection Pressure Sensor A1779051006
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VW Volkswagen Golf 5 Rain Sensor Front Windscreen Control Unit Module 1K0955559K
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BMW E60 Map Fuse Box Grouping Diagram Card 6956529
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BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
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Mini Cooper F60 B38C 1.5 136HP Engine ECU Kit DME 9897879 BDC Key Manual
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Mercedes W169 A170 266.940 116HP Engine Control Unit ECU A2661534079 Automatic
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Mercedes-Benz M-Class ML W163 1 Fuse Box Relay Lid Cover Trim A1636880035
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Mercedes Sprinter W906 Mirror Parktronic Warning Device Left N/S A0004400015
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Navigation System BMW E90 E91 E92 Professional CCC Sat Nav Controller 9150961
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Audi Q3 RSQ3 F3 2.5 TFSI Body Control Comfort Unit Module BCM Unit 5Q0937084EC
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BMW 6 E63 E64 645Ci N62 333HP ECU Kit Engine Control Unit DME 7540600 CAS2
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Audi A4 B8 8K A5 8T 1.8 TFSI CJEB Engine Control Unit ECU 8K0906264A Manual
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Radio Panel Mercedes W176 W242 W246 Radio Multimedia Switch Control A2469009412
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Mercedes-Benz Sprinter W906 Front Right O/S Door Wiring Loom Harness A9060005999
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Mercedes Class W221 Rear Fuse Box Control Unit Module SAM A2219006902
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Steering Wheel Module BMW X3 G01 X5 G05 G20 G30 Heating Control Unit 7857778
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Audi A4 B6 Body Control Comfort Unit Module BCM Convenience Unit 8E0959433BC
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BMW F10 F11 Central Gateway Module ECU Control Unit Lear ZGW-02 4SK 9299592
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Audio Amplifier BMW F20 F21 F22 Harman/Kardon Active Sound Design System 6827159
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Mercedes W205 Fuse Box Relay Control Module Battery Terminal A2055402250
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SAM Module Mercedes W204 W212 Control Unit Electrical Fuse Box Unit A2129007907
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Part no. 9844145
Mini Cooper S F55 F56 LCI B48C 192HP Petrol Engine ECU DME 9844145 Dual Clutch
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Exide Car Battery Accumulator Premium Carbon Boost 2.0 EA640 64Ah 640A
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BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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Mercedes W204 COMAND Navi CD Player Radio Sat Nav Head Unit A2049004714
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Mercedes S212 E350 CGI M272.983 292HP Engine Module ECU A2721533692 Automatic
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BMW E92 LCI Body Control Module ECU Junction Box L1 PL2RR JBBFE IIIR 9229872
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Skoda Yeti 5L BCM Body Control Onboard Supply Module Unit ECU 1K0937086AA
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Camera Module BMW F01 LCI F07 F10 F11 Based Assist Systems Control Unit 9309823
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BMW 1 3 Series E81 E87 LCI E88 E90 M3 E92 Speed Cluster Sensor 6780334
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Front Camera Module Mercedes C207 W212 W246 Windshield Control Unit Lane Assist
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BMW G30 G31 G11 Air Freshener Wiring Harness Ambient Air 9389675
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Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 6943811
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Mercedes GLC X253 Central Display Dashboard Infotainment Screen A2539006905
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Audi Q3 8U PDC Parking Distance Control Sensor Monsoon Grey Metallic - X7R
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BMW G20 320i Telematic Control 1D Comunication Module Unit ECU 9878206
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BMW E92 Footwell Light Module ECU Control Unit LED XE PL2 FRM II Lear 9204536
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Seat Ibiza 6J Steering Wheel Air Module Driver's Side Black 6J0880201AJ
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Mercedes W203 C180 Kompressor M271.964 143HP Engine ECU A2711539079 Automatic
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Fuse Box Cover Mercedes W203 W209 Battery Terminal Housing Trim Cap A2035451003
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Volkswagen Golf CD1 Front Door Right O/S Loom Wiring Cable Harness 5H4971162MP
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Part no. 7636292-4
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 7636292 + FEM + Keys + Lock
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Part no. 2354693-3
BMW 3 5 X3 Series 3 E46 E60 E65 E83 M54 Petrol Starter Motor 2354693
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Mercedes SLK R171 Stereo Radio CD Player Head Unit A1718200386
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Battery Cable Mercedes W212 C218 Starter Alternator Wiring Harness A2124405613
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Volkswagen Touran 1T Air Module Control Unit ECU Module 1T0909605E
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BMW E60 E61 E90 E91 330i 530i Petrol N52 ECU Kit DME 7555361 CAS2 Key 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 .