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. 9128184
BMW E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 9128184
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Part no. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
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BMW E70 LCI F10 Alternator Generator Engine 180A Valeo N57 Diesel 7803724
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Mini Cooper SD R60 ALL4 N47N 143HP Engine ECU Kit DDE 8519663 Manual CAS3 + Key
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Audi A6 C6 Battery Positive Plus Pole Terminal Lead Overload 4F0915459
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Volkswagen VW Passat B7 Driver's Seat Control Unit Module ECU 3C8959760E
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BMW E88 Body Control Comfort Unit Module BCM Unit ECU 9305738
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Mercedes ML W164 OM642 Diesel Engine Wiring Loom Harness Cable A6421507733
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Audi A5 8T Multimedia Radio Sat Nav Screen Display Head Unit 8R0919604A
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Fuse Box Cover Mercedes W177 W247 Engine Compartment Housing Holder A2475407600
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Mercedes-Benz W202 C208 Roof Alarm Motion Sensor Cover Trim Grey A2086900028
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BMW 7 Series E65 E66 Seat Occupancy Sensor Mat Electronic Control Unit 6917134
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BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9167201
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Audi A5 8T Head Unit Radio Player Navigation Control Module 4G0035061H
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Part no. 9143440
CD Changer BMW E65 E66 6-fold CD Disc Changer Without Magazine 9143440
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BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
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Part no. A2059006413
Door Module W205 Rear Right O/S Door Control Unit Module ECU A2059006413
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Part no. 8379279
BMW E38 Radio Business RDS Cassette Audio Player Head Unit 8379279
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Part no. 03L903017B
Audi Q5 8R 2.0 TDI Quattro Alternator Generator 03L903017B
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Part no. 3455895-1
Mini Cooper One R57 Footwell Light Module Low EKS ECU PL3 FRM3R 3455895
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Part no. 7603567-1
Battery Cable BMW X5 X6 E70 E71 IBS Negative Battery Lead Cable 9164357
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Mercedes W177 W247 Telematics Bluetooth Module Control Unit ECU A0009004434
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BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065
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Part no. 8486844-1
Mini One F56 B38 102HP Petrol Engine ECU Control Unit Kit DDE 8486844 BDC Key
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Part no. 6C1T18C815AJ
Ford Transit MK7 Radio 6000 CD Player Stereo Head Unit 6C1T18C815AJ
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Volkswagen VW Golf VI Passat B6 2.0 TDI Diesel Engine Starter Motor 0001123044
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Part no. 7606628
BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
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Part no. A2389000501
Mercedes A238 Convertible Folding Top Roof ECU Module Control Unit A2389000501
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Part no. 5Q0959655A
Audi A3 8V Air Module Control Unit SRS System ECU 5Q0959655A
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Part no. 7567321
BMW E81 E87 LCI E90 116i 316i 1.6 N45N ECU Control Unit DME 7567321 Manual
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Part no. A6421508100-2
Mercedes W251 R 350 CDI 642.950 224HP Engine Unit ECU Kit A6421508100 Key + Lock
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Part no. A0009053816
Mercedes C118 W117 Battery Cable Negative Terminal Wiring A0009053816
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Part no. 9335306
BMW F20 F21 LCI Wiring Loom Harness Rear Trunk Lid Right O/S 9251725
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Part no. 8W8959107B
Audi Q5 FY Rear Boot Trunk Lid Tailgate Control Unit Module ECU 8W8959107B
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Part no. 8473185-2
BMW F20 F30 LCI 118d 318d B47 150HP Engine ECU Kit DDE 8473185 FEM Key Automatic
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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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Part no. 240804802R
Earth Ground Cable Renault Master Vivaro Line Strap Battery Lead 240804802R
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Part no. 7553735-5
MINI R50 R52 One 1.6i 90HP Engine ECU Kit DME 7553735 + Key + EWS Manual
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Part no. 9346795
Amplifier BMW F06 F13 Antenna Amplifier Diversity 868 MHZ 9346795
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Part no. A1665408332
Mercedes W166 Parking Sensor Wiring Loom Cable Harness Front PDC A1665408332
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Part no. 04L911024A
Audi A4 B9 2.0 TDI DETA Engine Starter Motor Actuator Starter 04L911024A
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Part no. 6927310
BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927270
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Part no. A1695403733
PDC Wiring Mercedes W169 W245 Front Bumper Parking Sensor Loom Cable A1695403733
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Part no. A6511501879-5
Mercedes Vito W639 2.2 CDI 651.940 4-Matic ECU Kit Engine A6511501879 Key Lock
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Part no. A6394460446
Mercedes Vito W639 PDC Parking Distance Control Unit Module ECU A6394460446
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Part no. 7566297
Transfer Box Module BMW X5 X6 E70 E71 Control Unit ECU ATC700 7566297
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Part no. 9663798380
Peugeot 207 Fuse Box BSI Control Unit Module 9663798380
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Part no. 9176886
BMW 3 Series E91 ECU Body Control Module H4 Electronic Box 61359176886 9176886
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Part no. 9141682
BMW 1 3 Series E81 E87 E87N E90 E91 Radio BMW Business CD 65129141682 9141682
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Part no. 02E911023L
Skoda Octavia II BKD 2.0 TDI Starter Motor 02E911023L
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Part no. A0018200826
Mercedes SLK R170 W202 W210 Module Control Unit SRS Sensor ECU Bosch A0018200826
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Part no. BK2T15607AC
Immobilizer Antenna Ford Transit MK8 Control Module Unit BK2T15607AC
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Part no. 6R0971537F
VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6R0971537F
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Part no. 7520019-3
Mini Cooper R50 W10 116HP Engine ECU Kit DME 7520019 + EWS 3 + Key Manual
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Part no. 038906016AJ
VW Volkswagen Transporter T5 1.9 TDI Diesel Engine Control Unit ECU 038906016AJ
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Part no. 6983067
BMW E66 E67 Airbag ECU Control Unit Gateway Module 6983067
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Part no. 8200584675A
Renault Scenic 1.5 DCi Diesel Starter Motor Actuator Valeo 8200584675A
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Part no. A6398200942
Mercedes-Benz Vito W639 Radio Fan Adapter Control Unit Module A6398200942
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Part no. A4475404326
Mercedes Vito W447 Fuse Relay Box Control Module A4475404326
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Part no. 8586540-4
BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic
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Part no. 9390491-2
BMW E90 Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491
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Part no. 7574544-3
BMW E90 E91 E92 N52N 325i 218HP ECU Kit DME CAS3 Key 7574544 Automatic
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Part no. 9665103980
Peugeot 207 Seat Belt Warning Light Display Screen Dashboard 9665103980
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Part no. 7550997-2
Mini Cooper One R50 R52 W10 Petrol Alternator Generator 110A 7550997 7515426
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Part no. 9224589
BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224589
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Part no. 7808630
Mini Cooper One D W16 R55 R56 Engine Wiring Loom Harness 7808630 7795052
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Part no. 9675877980
Peugeot 3008 Body Control Comfort Unit Module BSI Fuse Box 9675877980
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Part no. 9224598
BMW 3 Series E92 Max Brose Footwell Light Module Control Unit ECU FRM3R 9224598
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Part no. 6R0971235C
VW Volkswagen Polo 6R Negative Battery Terminal Cable Wiring 6C0971235A
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Part no. 2752524
BMW Mini Cooper One R56 Cover Multifunction Box Right O/S 2752524
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Part no. 6973036
BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 Cigarette Lighter Socket 6973036
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Part no. 8510832-1
BMW E90 E91 LCI 318d Engine N47N 143HP ECU Kit DDE 8510832 CAS3 Key Automatic
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Part no. 6958138-1
BMW Z4 E85 Positive Battery Clamp Fuse Box Cable Wiring 6958138
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Part no. 9174269
BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
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Part no. 8K0971228H
Audi A4 B8 3.0 TDI Starter Alternator Wiring Loom Cable Harness 8K0971228H
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Part no. 3414878
BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Part no. 9874338-1
BMW F20 F21 F22 F30 F31 Head Unit Basic Media Navigation Headunit 9399427
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Part no. 4L0910110B
Audi Q7 4L CD Player Changer Multimedia Module Control Unit 4L0910110B
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Part no. A1686100336
Mercedes W168 Battery Support Holder Front Mount Bracket A1686100336
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Part no. 9270034
MINI Cooper One F55 F56 F57 Rear Antenna Aerial Amplifier DAB 9270034
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Part no. 8X0959655A
Audi A1 8X Air Module Sensor Control Unit Module 8X0959655A
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Part no. 9291450
BMW F10 Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9291450
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Part no. A6394404809
Mercedes Viano Vito W639 Wiring Harness Tailgate License Plate Lamp A6394404809
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Part no. A2128270028-OB
Mercedes S212 Roof Antenna Estate Shark Trim Obsidian Black - 197 A2128270028
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Part no. 04E903023K
Audi Seat Skoda Volkswagen 1.4 TSI Petrol Alternator Generator Valeo 04E903023K
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Part no. 9134479
BMW E90 ECU Body Control Module ECU H1 61359134479 9134479
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Part no. 9141682-1
BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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Part no. 6774039
BMW 5 6 Series E60 E61 E63 E64 Power Steering Speed Sensor 6774039
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Part no. 6932006-1
BMW 5 6 Series 1 E60 E61 E63 E64 Battery Cable Holder Mounting B Base 6932006
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Part no. A0009062302-1
Starter Motor Mercedes W639 W906 Diesel Engine A0009062302 0986024530
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Part no. 4F0971845A
Audi A6 C6 Comfort Body Module Fuse Relay Box Control Unit 4F0907289J
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Part no. A2741504703
Mercedes W205 W213 Engine Wiring Harness Cable Loom M274 Petrol A2741504703
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Part no. 7600020-6
Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME + CAS3 + Key 7600020 Automatic
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Part no. YC1U-11000-AF-1
Ford Transit Mk6 Starter Motor Engine Actuator Diesel 2.4 TDCi YC1U-11000-AF
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Part no. 7550469-1
Alternator Generator BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Petrol 180A 7550469
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Part no. A0131540602
Alternator Generator Mercedes W221 OM642 Diesel Engine 220A A0131540602 11304N
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Part no. 9361145
Mini Cooper One R55 R56 R57 LCI R58 R59 CHAMP 2 Navigation 9361145
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Part no. A2711508833
Engine Wiring Harness Mercedes W204 M271.820 Petrol Loom Cable A2711508833
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Part no. 7579142
BMW E87 LCI E90 118i 318i N43 Petrol ECU Engine Control Unit 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 .