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. F20 F30 PLUG SOCKET LOOM PDC
PDC Plug BMW F20 F22 F30 F32 Loom Socket Parking Sensor Wiring Harness
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Mercedes Vito W639 Sprinter W906 CD Audio Stereo Radio Head Unit A9068200886
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Exide Battery AGM EK700 70Ah 760A Accumulator
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Air Module Sensor BMW Z4 E64 E85 B Pillar Right O/S 6962888
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BMW 3 X1 SERIES E84 E90 E91 E92 Petrol Instrument Cluster Speedo Clocks 9166853
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Air Suspension Module BMW X5 F15 F85 X6 F16 F86 Regulation Control Unit 6860387
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BMW E90 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Mercedes-Benz W169 W204 W207 Auxiliary Additional Backup Battery A2115410001
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BMW E60 Hands Free Electronics Charging MULF 6946393 84216946393
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Bowden Cable Mercedes W639 Rear Right O/S Sliding Door Handle Catch A6397602004
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BMW Mini Cooper One R56 LCI High PL3 SPEG H4 Fuse Distribution Box 3457163
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BMW 5 X3 Series E60 E61 E83 Front PDC Parking Distance Sensor Mysticblau Blue
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Mercedes-Benz C CLK W203 C209 Sam Control Module Fuse Box Rear A2035453201
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Mercedes W204 Estate PDC Wiring Rear Bumper Parking Sensor Cable A2044404732
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BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9283711
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Onboard Display BMW E60 E63 E64 E90 Dashboard Dash Monitor Screen 8.8" 9141809
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BMW X1 E84 Radio Stereo CD Player Navigation Nav Head Unit 9283247
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Mercedes W205 Display Screen Multimedia Navigation Sat Head Unit A2059000441
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BMW X5 E53 3.0d M57N 218HP ECU Engine Control Unit DDE 7794626 Automatic
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Mercedes W203 C209 Yaw Sensor ESP Rotation Rate Control Unit Module A0035429818
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BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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Mercedes W176 W204 W207 Fuel Pump Module Petrol Control Unit ECU A0009000104
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Trim Panel Mercedes W176 Rain Sensor Light Solar Condensation Cover A1768210136
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SD Card Mercedes W213 C238 C253 Garmin Map Pilot Navi Europe 15 / 16 A2139062604
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Part no. rhd-7535738
BMW E60 E61 E63 E64 545i 645Ci N62 Wiring Loom Harness Engine Ignition 7535738
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Engine Wiring Loom BMW E60 E61 520i 525i 530i Petrol M54 Wire Ceble 7529723
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BMW E87 LCI E90 120i 320i N43 170HP ECU Engine Control Unit DME Manual Gearbox
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BMW F20 F21 F30 F32 CIC Display Screen Connecting Cable Wiring Loom Lead 9251701
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Module Mercedes W177 W247 Instrument Cluster Control Module A2479001608
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Part no. 3456988
Mini Cooper One R60 Footwell Light Module AHL EKS ECU LEAR PL3 FRM3R 3456988
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Part no. 7809000-3
BMW E60 E87 LCI E90 120d 320d 520d N47 ECU Kit Control Unit DDE 7809000 CAS3 Key
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Part no. 2622589
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
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BMW E60 E65 E70 Front Right Seat O/S Height Adjustment Drive 7075944
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Part no. YUASA-YBX9000-AGM-80AH
YUASA YBX 9000 AGM Start Stop 12V Accumulator Battery 80Ah 800A YBX9115
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Part no. 9224593-1
BMW 3 Series E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM3R 9224593
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BMW E61 E65 E66 E67 HKL Bootlid Trunk Lid Control Unit Module
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BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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Mini Cooper S R52 R53 W11 170HP Engine ECU Kit DME 7553735 Key EWS Automatic
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Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202
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BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315685
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BMW E87 E90 116i 316i Petrol Engine N45 ECU Kit DME 7557809 + CAS2 + Key Manual
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BMW Mini Cooper S R52 R53 Gearbox Basic Control Unit EGS 7524695
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BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
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Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. A6014010325
Mercedes W901 W905 Sprinter Wheel Hub Cap A6014010325
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Mini R50 R52 Alternator Generator 110A Benzin 7550997 7550319
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Part no. 6943771
BMW 1 Series E87 CAS2 ECU Control Unit Key Reading Module 6943771
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Part no. 3420786
BMW X3 E83 Light ECU Control Module Unit Lear LM MAN.LWR 3420786
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Mercedes W204 Radio Control Function Button Knob Controller Unit A2048704658
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MINI R50 R52 One 1.6i 90HP Engine ECU Kit DME 7553735 + Key + EWS Manual
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BMW F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 6872319
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BMW 1 3 5 F10 F20 F30 Can Bus Interface Data Terminating Resistor 586509
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Mercedes-Benz SLS ML G C197 W164 W463 Relay Fuse 5-Pin Green Hella A0025427619
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Part no. 7801712-3
BMW 3 5 Series E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7801712 CAS2 + Key
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Mercedes ML W164 Front Left Control Unit Module Door A1648203785
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Mercedes W415 Citan Control Unit Module Electronic A4159009200
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BMW E60 E65 E70 E81 E87 E90 F10 Engine Starter Motor 2354701
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BMW E81 E87 LCI E90 N43 118i 318i Engine Control Unit ECU DME 7621178 Manual
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Part no. P8200943317
Renault Trafic II Control Unit Body Control Module BCM ECU P8200943317
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Part no. 9380947
BMW X1 F48 Mini Cooper F55 F56 F60 Connecting Line CID/HU-H 9380947
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Part no. 9226711
BMW E60 E87 E90 E91 Hands Free Electronics Charging MULF2 Module 9226711
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Part no. 6935620
BMW 7 Series E65 E66 E67 CD Audio System Controller Player 6935620
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Part no. 6857942
BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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Part no. 9803979
MINI Countryman R60 High SPEG Fuse Distribution Box H7 9803979
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Part no. 6949288
BMW Mini Cooper One R52 Body Control Unit Basic Module BCM 6214492
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Part no. A2129005722
Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129005722
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Part no. A2118706689
Audio Amplifier Mercedes W211 CLS C219 AMP Becker Sound Module Unit A2118706689
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Mercedes W205 W217 W222 Tailgate Trunk Control Module Unit A2229006008
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BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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Mercedes W204 W212 Fuel Pump Module Control Unit ECU AMG C63 A0009003500
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BMW E87 LCI E90 E91 120i 320i N43 170HP ECU Kit DME 7583225 CAS3 + Key Automatic
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BMW X5 Series E53 Loudspeaker Stereo Left Front Door N/S 8379567
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Audi A4 B8 Air Module Control Unit ECU Crash Control 8K0959655J
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Part no. A2719060200
Mercedes W204 W211 W212 S212 Engine Starter Motor A2719060200
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Alternator Mercedes W204 W212 Diesel Engine OM651 Valeo 180A A0009067900
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Wiring Harness BMW F10 F11 Front Bumper PDC Wiring Loom Cable 9241694
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Control Unit Box BMW F20 F21 F22 F30 F31 Engine Ecu Cover 8509722
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Exide Battery Start Stop AGM EK800 80Ah 800A Accumulator
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Mercedes W203 Aerial Antenna Amplifier Module Unit A2038707089
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Mini Cooper S R55 R56 N18 Ignition Injection Valve Wiring Harness 7647197
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Mini Cooper One R55 High SPEG DC/DC M3 Fuse Distribution Box 3451925
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Alternator Generator Mercedes W204 W207 Diesel Engine Valeo 150A A0141541102
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BMW 1 3 5 E60 E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9216459
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Mini Cooper Cabrio R52 Convertible Folding Roof Control Unit Module ECU 6952290
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BMW 1 2 3 Series F20 F21 F22 F30 Radio Remote Control Receiver 868 MHZ 9252651
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Mini R56 LCI Fuse Relay Distribution Box PL3 SPEG H4 3456905
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BMW 3 5 X5 Series E39 E46 E53 BMW Radio Professional TMC Unit 6976963
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Battery Cable Mercedes Vito W639 Negative Lead Wiring Harness A6395460121
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BMW E92 Footwell Light Control Module FRM3R PL2 Lear 9249081
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BMW E60 E61 LCI E81 E82 E84 E87 LCI E90 E91 N47 Diesel Starter Motor 7798006
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Mercedes W205 Front Air Module SRS Control Unit ECU A2059009427
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BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9395657
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Mini Cooper F55 F56 Navigation DAB Head Unit High Control Unit 6809250
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BMW E81 E87 E90 E91 LCI E92 E93 Autoradio CD Radio Business 9229241
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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 .