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. 9224597
BMW E89 E90 E91 E92 E93 Footwell Light Module Control Unit ECU FRM3R 9224597
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Part no. 8510593
BMW 1 Series E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 8510593 Manual
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Part no. A2045457140
Mount Support Mercedes W204 Audio Sound Amplifier Bracket Holder A2045457140
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Heater Resistor VW Transporter T5 Heater Blower Motor Fan Resistor 7E0959263
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Yaw Module Mercedes W204 Rotation Rate Acceleration Sensor A0075420418
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Mercedes W205 C253 Air Matic DC Active Air Suspension Control Module A2229006213
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Part no. 8571905
BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 9812297
Mini R55 R56 R57 Air Module ECU Control Unit Module 9812297
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BMW G11 G12 G20 G30 HV Accumulator Battery Positive Cable Wiring Plug 8650791
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Part no. 8512587-1
BMW E60 E61 LCI E90 320d 520d N47 177HP ECU KIT DDE 8512587 CAS3 + Key Manual
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Part no. 8486847
Mini JCW F56 B48 231HP Engine Control Unit ECU Kit DME 8486847 Key Lock Manual
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Part no. 7N0959655C
Volkswagen Sharan 7N Air Module ECU Sensor Control Unit 7N0959655C
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Part no. 5A19AB7
Control Unit BMW G20 G28 G80 Air Suspension Control Module ECU 6799676
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Part no. 24445098
Opel Astra Vectra Zafira Immobilizer Antenna Immobilizer Module Unit 24445098
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Part no. 8654460-1
BMW Mini Cooper F54 F55 136HP Petrol B38 Engine ECU Kit DME 8654460 + BDC + Key
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Part no. 6879835
Air Module BMW F20 F23 F30 F32 F36 Domain Control Module ICM Plus Unit 6879835
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Part no. A0015427419
Mercedes C140 W210 Multifunctional Purpose Relay Fuse Unit Module A0015427419
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Part no. 7533651-9
BMW E60 520i Petrol M54 170HP Engine ECU Control Module DME 7533651 Automatic
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Part no. A9065453401
Mercedes Sprinter W906 Fuse Box Relay SAM Module Control Unit A9065453401
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Part no. A2118703485
Mercedes W211 Door Module Rear Right O/S Control Unit ECU A2118703485
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Part no. 5WA907530AB
VW Volkswagen Golf Mk8 Gateway Control Unit Module ECU GW2020 High 5WA907530AB
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Part no. 89661-50251
Lexus LS400 1UZ-FE 4.0 Petrol Engine Control Module ECU Automatic 89661-50251
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Part no. BK3T-14401-EWD
Ford Transit Mk8 Fuse Box Power Distribution Junction Relay BK3T-14401-EWD
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Part no. 6936101
BMW 5 Series E60 Light Control Module Unit Lear LM E6X MAN LWR 6936101
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Part no. AG9T10300AA
Ford Galaxy MK3 Mondeo MK4 2.0 TDCi Diesel Engine Alternator AG9T-10300-AA
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Part no. 5A70684
Mini Clubman F54 LCI Cooper B38A15F Engine Control Unit ECU 5A70684 Manual
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Part no. A6111531091
Mercedes Sprinter W903 311CDI OM611.981 109HP ECU Engine Unit A6111531091 Manual
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Part no. 9X23-14B476-BC
JAGUAR XF250 Trunk Fuse Box Distribution Relay Module Rear 9X23-14B476-BC
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Part no. 7588405
BMW 3 7 Series F30 LCI G11 Hybrid Battery Charging Connector Plug Unit 8605862
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Part no. A1775409357
Mercedes W177 M282 Starter Alternator Electrical Wiring Harness A1775409357
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Part no. A2108200789
Mercedes-Benz E-Class W210 Estate Radio Aerial Antenna Amplifier A2108200789
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Part no. rhd-8622031-1
BMW F20 F21 F30 LCI Cover Electronic Box Trim Panel Covering 8622031
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Part no. 8709210-1
Body Control BMW F30 F35 F35 LCI BCM Comfort Module Unit BCM 8709210
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Part no. 8S0035021B
Audi TT FV Navi SD GPS MMI Multimedia Head Unit Module 8S0035021B
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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. 8317346
BMW E65 Front Seat Cable Harness Wiring Loom Plug Connector Socket 8317346
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Part no. 4F0035223G
Audi S6 C6 Bose Audio Speaker System Amplifier 9339415
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Part no. 9146651
BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9146651
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Part no. rhd-A2048209785
Mercedes-Benz W204 Seat Memory Control Unit Module Front Left A2048209785
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Part no. 9810525380
Peugeot Partner B9 Alternator Generator VALEO 9810525380
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Part no. 6932428-1
BMW X3 Z4 Series E83 E85 E86 1 Radio Business CD Player 6932428
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Part no. A6519062800-1
Starter Mercedes W204 W212 W906 Diesel OM651 Starter Motor Bosch A6519062800
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Part no. 03L911021G
Audi A4 B8 A5 8T A6 C7 Starter Motor Actuator Bosch Diesel Engine 03L911021G
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Part no. 3455896-1
Mini R57 Convertible ECU Footwell Light Module High EKS PL3 FRM3R 3455896
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Part no. 1172243
Steering Wheel Horn Mini R50 R52 R53 Switch Left Right N/O/S 1172243
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Part no. 9810804-MNG
Fuel Flap Mini R61 Paceman Fuel Filler Cover Cap Midnight Grey C12 9808990
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Part no. A2045401706
Mercedes W204 Front Left Right N/O/S Seat Wiring Loom Cable Harness A2045401706
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Part no. 5G0035874
Volkswagen VW Golf Mk7 Infotainment Radio Multimedia Head Unit 5G0035874
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Part no. 9267458
BMW F11 Touring Body Control Module Unit Controller V7 PL6 JBBFE III 9267458
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Part no. 9389246
Mini F55 Front Left Door N/S Wiring Loom Harness Cables 9389246
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Part no. GK2112A650CA
Ford Transit Mk8 2.0 EcoBlue 130HP RWD Engine Control ECU GK21-12A650-CA Manual
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Part no. 7002532
BMW E46 E64 Driver Side Seat Wiring Loom Electric Harness 7002532
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Part no. A2059006651
Mercedes C205 GLC C253 Body Control Comfort Module Unit SAM BCM A2059006651
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Part no. 9264943
BMW F20 F21 F30 LCI Sound Speaker Mid Range Stereo HiFi 9264943
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Part no. 8846845
BMW i4 G26 Hybrid Electric Battery Cell Positive Battery Lead Cable 8846845
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Part no. 7543083-2
Alternator BMW E60 E61 E87 E90 E91 N52 Generator 155A Lucas LRA02970
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Part no. 8380407
BMW X5 Series E53 Power Distribution Fusebox Cover Fuse Box 8380407
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Part no. 8512407-1
BMW X5 E70 LCI X6 E71 30dX Diesel N57 245HP ECU Kit DDE 8506570 + CAS3 + Keys
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Part no. 7648190-2
Mini Cooper S R56 LCI N18 1.6 184HP ECU Kit DME + CAS3 + Keys 7648190 Automatic
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Part no. 5A4FD61
BMW G20 Head Unit Navi Sat Bluetooth Radio Stereo Harman ECU Module 5A4FD61
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Part no. 6915709
BMW 3 Series E46 Radio Business Cassette Player 6915709
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Part no. 9240524-1
BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
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Part no. 6953773-1
BMW E60 E61 CCC CD Professional Navigation Controller 6953773 SPARES OR REPAIR
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Part no. A0015426519
Mercedes C140 Brake Pump Relay Electrical Fuse Module Control Unit A0015426519
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Part no. YUASA YBX 3000 76Ah Accumulator-1
YUASA YBX 3000 12V Accumulator Battery 76Ah 680A YBX3086
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Part no. 9666967777
Citroen C4 CD Player Radio Audio Head Unit 9666967777
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Part no. rhd-9136726-1
BMW Mini Cooper One R55 R56 1 Multifuse B Battery Power Distributor 9136726
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Part no. 3C0953549A
VW Passat B6 Steering Wheel Steering Column Control Module 3C0953549A
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Part no. 9387453-2
Display BMW F30 F31 F32 F33 On-board Navigation Screen Monitor 8,8" 9387453
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Part no. 3451528-1
BMW X3 E83 LCI Light Module Control Unit ECU Lights LM II LWR 3451528
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Part no. A2721533779-2
Mercedes CLK350 A209 272HP M272.960 Engine ECU Kit Lock + Key A2721533779
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Part no. A2129003922-1
Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129003922
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Part no. 4E0035111A
Audi A6 C6 6-disc Compact CD Changer 4E0035111A
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Part no. A0325453832
Module Mercedes W639 Automatic Transmission Control Module Unit A0325453832
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Part no. 398174
BMW 3 5 X3 Series E60 E83 E90 Portable DVD System Docking Station Grey 0398174
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Part no. 9886300
BMW G20 320d G30 520d X3 G01 20dX B47D 190HP Engine Control Unit ECU DDE 9886300
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Part no. 9132712
BMW X3 X5 E83 E53 Telematics Control Unit Module GSM 9132712
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Part no. CC1T-14A073-BD
Fuse Box Ford Transit MK7 Fuse Relay Box Body Control Module BCM CC1T-14A073-BD
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Part no. 6928362
BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
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Part no. 1705483
BMW 5 7 X5 Series E38 E39 E53 Petrol M62 Alternator Generator Cooled 0986041750
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Part no. 079903015P
Audi A7 S7 4G 4.0 TFSI Petrol Engine Alternator Generator 079903015P
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Part no. 9293305
BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V1 REM 9293305
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Part no. A6519003603-3
Mercedes Sprinter W910 314 CDI OM651.958 143HP Engine ECU Kit A6519003603 Manual
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Part no. 7P6035730K
VW Volkswagen New Beetle Mk3 Bluetooth Interface Control Module ECU 7P6035730K
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Part no. 8699946-2
BMW F45 218i B38 136HP Petrol Engine ECU Kit DME 8699946 BDC + Key Automatic
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Part no. 8383112
BMW 3 Series Compact E46 Battery Earth Negative Terminal Cable Lead 8383112
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Part no. 012911023F
Volkswagen Touareg 7L Starter Motor Engine Diesel Bosch 012911023F
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Part no. rhd-9284984
Mini Cooper R55 R56 LCI Cable Set EPS Power Steering Wiring Harness 9284984
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Part no. 6855696
EMF Module BMW Z4 E89 Parking Brake Unit Electric Control 6855696
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Part no. 8385159
BMW 3 X3 Series E46 E83 Battery Cable Holder Mounting B Base 8385159
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Part no. A2229008911
Tuner Box Mercedes W213 W205 W222 Digital Audio Control Unit DAB ECE A2229008911
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Part no. 1K0953549CH
VW Tiguan 5N Angle Steering Wheel Column Sensor Control Module 1K0953549CH
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Part no. A2749000900
Mercedes R172 SLK500 M274 Engine Control Unit Module ECU A2749000900
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Part no. 6921594
BMW Mini Cooper One R50 R52 R53 Exchange Radio Wave 6921594
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Part no. 6C1T10A721AB
Ford Transit MK7 Battery Holder Bracket Mount Strap Clamp 6C1T10A721AB
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Part no. 5A4B459
BMW G20 Roof Antenna Telematic GPS Module Control Unit ECU 5A4B459
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Part no. 8576341-3
BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM
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Part no. A9069003103
Mercedes W906 Multimedia Radio Stereo Sat Nav Bluethooth Head Unit A9069003103
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Part no. 4L0910655D
Audi Q7 4L Air Module ECU Sensor Control Unit 4L0910655D
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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 .