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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Peugeot 5008 2.0 HDI Diesel Injector Wiring Loom Cable 968824678
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Mini Cooper R55 R56 Petrol N12 1.6 ECU Kit DME CAS3 + Key 7640004 Manual
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BMW E53 E60 E65 E81 E87 E90 E91 Bulb Holder Turn Indicator 7160897
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Vauxhall Opel Insignia A 2.0 CDTI Alternator Engine Genarator 13579668
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Mercedes W205 C 220d 651.921 194HP ECU Kit A6519005203 SAM 2 Keys Lock Automatic
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Audi Universal SD Card Map Pilot Navigation Europe 2016 8X0919884J
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Mini Cooper R55 R56 N12 1.6 120HP Engine ECU Kit DME 7600020 + CAS3 + 2 Keys
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Audi Q3 8U 2.0 TDI CFGC 177HP Quattro Engine Control Unit ECU 03L906018PH
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Gateway Module BMW F10 F11 Central Control Unit Lear ZGW-01 High 9236462
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BMW X5 X6 E70 E71 Navigation System Car Sat Nav Computer Head Unit CIC 9222855
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Mercedes-Benz W202 C208 W208 Parking Sensor Wiring Cable Rear PDC A2085403508
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BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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Mercedes-Benz C-Class W203 Front Right Door O/S Control Unit Module A2038206426
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BMW 1 Series E81 Footwell ECU Light Control Module LOW PL2 FRM II Lear 9197162
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BMW F87 M2 370HP N55 Engine Control ECU Kit DME 8693361 + FEM + Key Twin Clutch
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BMW E81 E87 LCI E90 E92 120d 320d N47 ECU Control Unit DDE Module 8506438
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BMW X3 G01 ECU Body Control Module Unit 8725623
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BMW E90 E91 LCI E92 325d Diesel N57 204HP ECU Engine Kit DDE 8510221 CAS3 + Key
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BMW 1 Series E87 ECU Light Module Control Unit NSW PL2 FRM II Lear 9204525
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BMW E60 E61 E90 E91 On-board Navigation Display Monitor Screen 6,5" 9179808
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BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Part no. A0009006706
Mercedes W205 Adblue Module Exhaust Gas Control Unit ECU BlueTEC SCR A0009006706
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Audio Amplifier Mercedes R171 W211 C219 Sound Harman Kardon Module A2118701489
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BMW F46 218i B38 136HP Engine Control Unit ECU Kit DME 8674260 FEM + Key Manual
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BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
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Mercedes-Benz S-Class W221 Air Pump Valve Pressure Sensor A0025407097
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BMW F10 F30 F31 F32 Side View Camera Front Bumper Video Surround View 9240352
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Part no. 6974020
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6974020
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Part no. 7579142-7
BMW E87 LCI E90 118i 318i Petrol ECU Engine Control Kit N43 DME 7579142 CAS3 Key
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Starter BMW G20 G21 G30 G31 G01 Engine Starter Motor 8671504
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Part no. DRIVETEC-60AH
DriveTec Heavy Duty 12V Accumulator Battery 60Ah 540A DM075
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BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147184
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Part no. 3452092-1
Mini Cooper One R55 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092
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Part no. 6R0937085B
Volkswagen Polo 6R BCM Body Comfort Control Module Unit ECU 6R0937085B
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Mercedes SLK R172 Battery Cable Starter Alternator Wiring Harness A1725409713
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Audi A6 C7 PDC Parking Distance Control Module Unit ECU Valeo 4H0919475H
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Part no. 7553166-2
BMW E60 E90 330i 530i N52 258HP ECU Kit DME 7553166 + CAS2 + Key Automatic
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Alternator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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BMW F20 VeeHive CCC Android Apple CarPlay Retrofit Unit Module Cables
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BMW 5 Series 1 E60 E61 Armrest Centre Console Storage Tray Box Support
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BMW F20 LCI Wireless Carplay Android MMI Retrofit Module Unit FNB2101-LC-G-NS
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BMW F90 M5 A/C Air Conditioning HVAC Wiring Harness Loom 6996979
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Seat Ibiza V Audio Stereo Amplifier Control Module 2G0035456
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BMW E81 E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7809001 + CAS3 Keys Manual
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Mercedes W204 C200CDI BlueEFFICIENCY OM651.913 Engine ECU Kit A6519007500 Keys
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Skoda Octavia RS 1Z Door Module Control Unit ECU 5K0959793C
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Mini Countryman F60 BMW F45 X1 F48 Air Module Control Unit ECU 7911252
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BMW E60 E61 E90 E91 330d 530d M57N2 Engine DDE Control Unit 7799856 Automatic
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Part no. A2229002710
Tuner Box Mercedes W207 W212 W218 Digital Audio Control Unit DAB ECE A2229002710
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Part no. 7557395-3
Mini Cooper R50 1.6 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Part no. 7578032-1
BMW E81 E87 LCI E90 E91 N43 118i Engine ECU DME Kit CAS3 + Key 7578032 Manual
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Mercedes R170 SLK 230 Kompressor M111.973 Engine ECU Kit A0235458332 Key Lock
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Part no. 9688409680
Peugeot 5008 2.0 HDI Diesel Glow Plug Wiring Loom Cable 9688409680
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Mercedes Vito W639 Fuse Box Relay Control Unit Electric Module SAM A6399005400
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VW Volkswagen Fox 5Z 1.2 CHFB Engine Wiring Loom Harness Cable Loom 03D971595CJ
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Peugeot Partner Citroen Berlingo Mk2 Wiring Cable Loom Diesel Engine 9803029180
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Part no. 6846141
Mini F55 F56 F57 F60 Fuse Box Grouping Fuse Placement Map Card Diagram 6846141
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Right Connections CFC Towing Hitch Trailer Hook Module Control Unit ECU TM005
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Part no. 8574093-3
BMW F20 F30 120d 320d ed 163HP N47N Engine ECU Kit DDE 8574093 FEM Key Manual
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Part no. 8K0907063C
Audi S5 8T Body Comfort Control BCM Supply Module Unit ECU 8K0907063C
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Part no. 9224594-1
BMW E93 Footwell ECU Light Control Unit Module FRM3R PL2 Lear 9224594
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Mercedes-Benz E W210 Front Left Right Door N/O/S Lock Bowden Pull Cable
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Parking Module Mercedes W203 C209 Parktronic Control Unit A2035454932
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Mini Cooper One 1 R55 R56 R57 Radio Boost CD Player Head Unit 3452681
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BMW 1 3 E87 E90 E91 E92 M47N2 M57N2 Alternator Bosch Diesel 150A 0 986 080 580
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Part no. 8707679
BMW F20 F21 F22 Body Control Module Unit FEM 8707679
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Part no. 9353990
Audio Amplifier BMW F20 F21 Mini F55 F56 Top Hifi Harman Kardon Unit 9353990
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Part no. 3413402
BMW X3 E83 2.5i 3.0i M54 Battery Lead Positive Cable Plus Pole 3413402
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BMW E90 ECU Body Control Module ECU H1 61359134479 9134479
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Part no. 8717408
Mini F55 F56 Wiring Loom Harness Instrument Panel Dashboard Cable 8717408
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Part no. 7928620
Audio Amplifier BMW F40 G20 G30 X3 G01 Sound High DAB ECE Harman Kardon 7928620
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Part no. 8625068-5
Mini Cooper One R60 R61 N16 122HP Engine Control Unit ECU DME 8625068 Manual
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Part no. 9226347-1
BMW E81 E90 LCI Business System Car Infotaiment CD Player Head Unit CIC 9226347
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BMW X5 Series E53 Rear Bumper PDC Cables Set Wiring Loom Harness 6906347
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Citroen Jumpy MK2 Peugeot Expert 1.6 HDI Alternator Wiring Loom 1440105280
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Audi A8 D4 Alternator Generator Electrical Unit 3.0 TDI Diesel Engine 059903019H
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BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9395657
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BMW E60 530i M54 231HP Engine Control ECU Kit DME 7541335 CAS2 Key Automatic
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Part no. A2469005010
Mercedes W176 W246 Parktronic Parking Control Unit Module ECU A2469005010
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BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
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BMW E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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BMW F20 F21 LCI 116d B37 Diesel Engine Control Unit ECU DME 8470176 Automatic
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BMW F20 F21 F30 LCI DENSO 170A Alternator Generator 7605060
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Ground Line Mercedes ML W166 Battery Earth Negative Cable Wire A1665400841
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Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A1669056001
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BMW X2 F39 Mini F55 F56 F60 Radio Navigation Head Unit Media DAB 5A25D20
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Mercedes W245 B170 M266.940 116HP Engine Unit Module ECU A2661536679 Automatic
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Mercedes W204 W207 Wiring Loom Cable Harness AUX Jack A2048205015
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BMW 1 Series E82 ECU Footwell Light Module Control Unit PL2 FRMFA 9197161
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Part no. 9223314-1
GPS Navigation BMW E81 E90 LCI Business System Car Infotaiment Computer CIC
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Transmission Wiring BMW X5 F15 X6 F16 N57 Gearbox Harness Loom 8581851
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Mini F55 F56 One D B37 95HP Diesel Engine ECU Kit DDE 8596362 BDC Key Manual
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VW Volkswagen Polo 6R Rear Door Cable Harness Wiring Loom Right O/S 6C4971694E
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BMW X5 E61 E65 E70 E90 Telematics ECU Control Unit GSM 6983009
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Part no. A4479052505
Mercedes Vito W447 Rain Light Sensor Windscreen Control Unit A4479052505
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Part no. A0009063322
Alternator Generator Mercedes W176 W246 OM651 Diesel Engine 175A A0009063322
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Mercedes E-Class W211 S211 Bi-Xenon Headlight Level Control Unit Module ECU
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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 .