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. A1695450540
Fuse Box Mercedes W169 W245 Electrical Relay Control Unit A1695450540
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BMW F10 F11 Pedestrian Protection Sensor F-Optic Control Unit 9318777
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Mini Cooper R56 Engine N12 1.6 120HP Petrol ECU Kit DME 7640004 CAS3 + 2 Keys
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BMW F10 F11 F01 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 9291449
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Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A A0009067900
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Fuse Box Vauxhall Vivaro B Renault Trafic III Relay Control Unit Module 93452999
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Seat Module Mercedes W213 C238 Memory Control Unit Left Right N/O/S A2139008409
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BMW F07 F10 F11 F12 Diesel N57 Engine Wiring Injection Wiring Harness 8583575
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BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6944499
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Head Unit BMW F30 F31 F32 X3 F25 Navigation Sat Nav Basic Media Player 9350332
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Audi Q7 4L Air Suspension Adjustment Module Control Unit ECU 4L0907553
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Volkswagen Golf Mk7 1.4 TSI CXSA Engine Control Unit ECU 04E907309A Automatic
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Mercedes A160 W169 M266.920 Engine Control Unit ECU A0024463140 Automatic
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BMW 1 Series E82 E88 Positive Battery Lead Cable Wiring 9205480
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Mercedes S204 Fuse Box Terminal Connection Unit A2045450369
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BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
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Electronics Charging BMW E60 E87 E90 E91 Hands Free Module MULF2 9181378
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BMW F97 F98 G01 G02 G20 G30 Engine Starter Motor 8671505
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Air Module Unit BMW F10 F11 F30 F31 F25 F12 F13 X3 F25 ECU Control 9319493
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BMW E60 E61 Positive Battery Cable Plus Pole Lead 6955061
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Mercedes-Benz E-Class W210 S210 Battery Cable Box Connector Right A2105460241
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BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
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Mini Cooper One R57 Footwell Light Module High EKS ECU PL3 FRM3R Lear 6827072
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BMW E90 E91 E92 Bracket CD Changer Holder Amplifier Mounting 6945072
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Audi A3 8Y A4 B9 A6 C8 Alternator Bracket Mount Holder 2.0 TDI 05L903143
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BMW Z4 E85 Petrol M54 Wiring Loom Harness Engine Automatic Gerabox
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Mercedes Vito W639 Front Left Door N/S Lock Bowden Pull Cable A6397600704
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MINI Cooper R55 LCI Footwell Light Module Unit High EKS PL3 FRM3R 3456952
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Mercedes-Benz W169 W245 CD Player Radio Audio Head Unit A1698204789
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CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
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Part no. 1J0906381B
Audi TT 8N Fuse Box Relay Control Unit Module 1J0906381B
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Mercedes Vito W447 Air Module Sensor Control Unit ECU A4479001000
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BMW 5 Series F10 Electric Parking Brake Module Cable Wiring Loom 9325537
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BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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Mercedes W211 Front Drivers Door Left N/S Control Module A2118701126
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Part no. 7620625
Wiring Mini R55 R57 LCI R58 R60 Petrol N18 Injection Ignition Harness 7620625
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Part no. GK2T-10300-BC
Ford Transit Mk8 Alternator Generator Unit 220A 2.0 Diesel Engine 6CIT-10300-BC
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Audi A5 8T Sound System Audio Amplifier Amp Unit Bang & Olufsen 8T0035223M
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Audi A4 B7 2.0 TDI Negative Battery Terminal Earth Cable Lead 8E1971235L
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Part no. A0111547202
Mercedes-Benz W203 M111 C 200 230 K Bosch Alternator Generator A0111547202
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Adblue Module Mercedes W166 W212 R172 C218 C292 Control Unit ECU A0009003213
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Audio Amplifier Mercedes W211 CLS C219 AMP Becker Sound Module Unit A2118706689
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Mercedes ML W164 Diesel OM629 Wiring Alternator Starter Harness A1644406532
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Mercedes C238 E53 Coupe Window Lifter Comfort Module Unit Rear A2389000401
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BMW F40 X1 F48 Mini Countryman F60 Engine Starter Motor 12V 8686185
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BMW X5 E70 Footwell ECU Light Control Unit Module FRM IIIR Lear 9224617
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Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
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Rear Module Mercedes C238 PDC Parking Assistant Parktronic Control A0009006616
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Part no. 6826984
Air Module BMW F20 F21 F30 F31 Control Unit 6826984 0285013630
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Part no. 2S7T11000DC-1
Ford Mondeo MK3 2.0 TDDi Diesel Engine Starter Motor 2S7T-11000-DC
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Part no. 7640005-8
Mini Cooper R56 N12 1.6 120HP ECU Kit Engine DME 7640005 + CAS3 + Keys Manual
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Mini Cooper R61 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
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Part no. 6814187-1
Audio Module BMW F20 F30 F31 F32 Operating Unit FBM Control Panel 6814187
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Starter Ford Transit MK8 Custom V363 2,2 Tdci Starter Motor BK3T-11000-CB
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Part no. 3455701
Mini R56 Footwell Light Module Control Unit ECU PL3 FRM II High EKS 3455701
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BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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Audi A6 C6 CD Player Changer Multimedia Module Control Unit 4F0035110A
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Part no. 6975173
Bluetooth Module BMW E81 E87 E90 MULF Hands free Electronics Charging 6975173
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BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927260
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Mini Cooper R50 W10 90HP Engine ECU Kit DME 7527610 + EWS + Key Automatic
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BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic
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Part no. 7633242-1
BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242
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Mini Cooper R55 R56 IBS Negative Battery Lead Cable
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Mini R55 R56 R57 Halogen Headlights Control Unit Module ECE 0420295
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Mercedes A B W169 W245 M266 Petrol Engine Wiring Harness Loom A2661502933
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Fuse Box Cover Citroen Berlingo Peugeot Partner Housing Lid Trim 9658418180
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Audi Q2 GA 35 TFSI DXDB Petrol Starter Motor Manual 02M911022F
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Part no. 7521759
BMW 3 5 X5 E39 E46 E53 Automatic Gearbox Basic Control Unit EGS
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Part no. 8K0915181
Audi A4 B8 A5 8T A6 C6 Battery Negative Terminal Cable Wiring Wire 8K0915181
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Part no. A0121541302
Alternator Generator Mercedes W211 W220 R230 M112 Bosch 150A A0121541302
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Part no. 9243897
BMW F10 F11 On Board Display Central Information Screen Monitor 10" 9243897
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Part no. 9666968177
Citroen Berlingo Peugeot Partner CD Player MP3 Radio Stereo Head Unit 9666968177
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Part no. 1J0971228AE
Audi A3 8L TT 8N Battery Cable Positive Wire Lead Terminal 1J0971228AE
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Part no. 06F903023H
Audi A4 B7 A6 C6 Alternator Generator 1.9 TDI Diesel 06F903023HX
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BMW 7 E65 E66 Rear Bumper PDC Ultrasonic Sensor Schiefergruen Slate Green 449
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Mercedes Vito W447 Fuse Relay Box Control Module A4475404326
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Mercedes-Benz C E W203 W211 Parking Sensor Wiring Loom Cable Harness Front PDC
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BMW F21 Door Wiring Front Passenger Door Loom Cables Harness F22 9340997
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Ford Fiesta MK7 Battery Box Tray Housing Holder Bracket 8V2110718AB
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BMW E81 E87 E90 E91 E92 E60 E61 Loudspeaker Speaker Logic7 L7 HiFi Audio 9143121
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Renault Master II Trafic II 2.5 dCi Engine Starter Motor Elstock 8200634602
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Engine Wiring Mercedes W176 W246 Diesel OM607 Loom Harness Cable A6071500133
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Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440
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BMW E87 E90 E91 E92 E93 Fuse Box Power Distribution Front 6906621
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BMW X3 E83 Z4 E85 CID Control Unit CD Player Radio Audio System 9166376
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Starter Motor Vauxhall Astra Vectra Insignia 2.0 CDTI Diesel Engine 55353857
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BMW E90 LCI Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6922801
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BMW E81 E87 E90 LCI Professional Navigation System Car Computer CIC 9198826
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Trunk Lid Module BMW X5 E70 X6 E71 Control Unit Rear Tailgate Lift 7230669
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BMW E87 E90 Front Rear PDC Ultrasonic Parking Sensor SET X4 Kaschmirsilber
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Land Rover Range L322 3.0d M57 Engine Wiring Loom Harness Automatic 7788409
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BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
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Mercedes W213 Trunk Tailgate Rear Switch Sensor Module A2229059004
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Fuel Pump Module VW Volkswagen Sharan 7N Fuel Sender Control Unit ECU 7N0906093
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Part no. 4H0971224
Audi A8 D4 Battery Starter Alternator Harness Wiring Cable 4H0971224
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Part no. A6519065200
Mercedes W910 OM651 Engine Alternator Generator Bosch A6519065200
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Part no. 9259466
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear
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MINI Cooper One Clubman R55 LCI Rear Bumper PDC Cables Wiring Loom Set 9271376
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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 .