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. 3456588-4
Mini R58 Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456588
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Range Rover L538 Automatic Gearbox Transmission Control Unit CEJ32-14C336-AA
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Alternator Generator BMW F10 F20 F30 LCI Diesel Engine Unit Denso 180A 7640875
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Mercedes W166 W221 Auxiliary Additional Generator Battery A0049820008
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BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
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Mercedes Vito W639 OM646 Diesel Engine Wiring Cable Loom Harness A6395407735
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Mini R56 Footwell Light Module High ECU Lear PL3 FRM II 3450979
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Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7276383
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BMW F07 GT Self-Levelling Suspension Control Unit Module Bracket Holder 6792443
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Mini Cooper R55 R56 R57 LCI R58 R59 CHAMP 2 Navigation 9270726
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LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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Mercedes W209 Radio Head Unit Media Player Navigation Screen A2098205489
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Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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BMW X5 X6 E70 E71 Control Unit Module Transfer Box 7569969
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BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
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BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
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BMW 1 Series E87 LCI ECU Light Module Footwell NSW PL2 FRM II Lear 9159807
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BMW E81 E82 E87 LCI E88 E89 E90 E91 Radio Business CD 9210510
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Mercedes W176 M270 Petrol Engine Wiring Harness Loom Cable A2701504400
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IBS Cable Mini R55 R56 R57 Negative Battery Lead Terminal Wiring Cable 7587465
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Audi RS3 8Y 2.5 TFSI Quattro 400HP DNWC Engine Unit ECU 07K907309L Automatic
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Audi Q5 8R 2.0 TFSI CNCD 224HP Engine Unit ECU Kit 8R2907115 Key Ignition Manual
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Audi A4 B7 Body Comfort Control BCM Supply Module Unit ECU 8E0959433CA
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Mercedes W207 W212 Tuner Box Digital Satellite Radio Control Unit A2229009211
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Ford Transit Mk7 Negative Battery Terminal Sensor Unit BK2T14301AC
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VW Volkswagen Touran 1T Golf Mk7 Fuel Pump Control Unit Module 1T0906093G
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BMW F48 F49 Front Bumper PDC Wiring Loom Cable Harness 9392514
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Audi A3 8P 1.6 TDI 105HP CAYC Diesel Engine ECU Kit 03L906023M 2 Keys Manual
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BMW F10 F20 F30 Tow Bar Trailer Towing Control Module Unit AHM 4 6856747
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Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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Mercedes C238 Head Unit Radio CD Player Audio Sat Nav Control A2229009519
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Fuse Box Mercedes Sprinter W906 SAM Control Unit Module A9065452101
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Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine Starter A6519060026
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BMW F46 LED Headlight Control Module Unit 1308310404
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ICM Module BMW F20 F21 F30 F31 Crash Control Unit Airbag ECU 6886185 0265020864
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Alternator Generator Mercedes R171 W209 W211 M272 Petrol Engine 150A A2721540002
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Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332
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Part no. CC11-12A650-AB
Ford Transit Engine Control Unit ECU 4VFB Module 2.2 TDCi CC11-12A650-AB
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Audi A1 8X Seat Leon Mk3 Cupra 5F Alternator Generator Petrol Engine 06J903023BX
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Mini One R56 LCI N16 1.6 98HP Engine Control Unit Module ECU DME 8617050 Manual
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Mercedes GLE C292 Coupe Trunk Lid Module Automatic Closing A2929007101
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Mini Cooper S R56 LCI R60 N18 184HP Engine ECU Control Unit DME 7639421 Manual
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Fuse Relay Mercedes C117 W166 W176 W205 X253 Black 4 Pin 12V A0009828023
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Audi A6 C6 Front Right O/S Door Harness Cable Loom 4F1971030BD
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BMW 1 3 Series E87 E90 LCI N47 116d 316d Diesel ECU Kit DDE 8512499 CAS 3 Key
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BMW 5 Series E61 Touring Positive Battery Cable Lead Plus Pole 6989782 9127768
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BMW X5 E53 3.0d Diesel M57 Alternator 150V 7792092
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BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
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BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Porsche Cayenne 92A Nav GPS Antenna Amplifier 7PP035504A
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BMW E65 E66 Airbag ECU Control Unit Gateway Module 6967658
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Starter Motor Vauxhall Astra Vectra Insignia 2.0 CDTI Diesel Engine 55353857
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BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
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BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 9119707
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BMW E60 LCI E90 E91 325d 525d M57N2 Engine ECU Kit DDE 7811151 CAS3 Keys Manual
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Audi TT FV 8S Crash Impact Sensor Pedestrian Protection Module Front 8S0959121
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Audi A3 8V Body Control Comfort Unit Module BCM Unit ECU 5Q0937084AJ
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Porsche Cayenne 9PA Body Gateway Module ECU Control Unit 7L5907530D
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Volkswagen VW Golf Mk7 Gateway Control Unit Module ECU GW MQB High 3Q0907530Q
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Part no. 6910381
BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
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Part no. RIPCA-FUSE-BOX
Ripca 12 Way Standard Blade Fuse Box Dual Bus Electrical Unit Module
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Part no. 9807759
Mini Cooper R60 Wiring Passenger Loom Front Door Cables Left N/S 9809480
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Audi S8 D3 Fuel Tank Flap Actuator Motor Electric Linkage 4E0862150
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Part no. 7823420-2
BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
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Ford Focus Mk3 Air Module Control Module Restraint CM5T-14B321-CA
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Audi A8L 4H Tailgate Lift Boot Lid Control Unit Module Trunk 4H0959107AB
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Part no. 7550469-2
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
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Mercedes C219 CLS320 CDI OM642.920 Engine Module ECU Kit A6421509078 Automatic
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Mercedes Vito Viano W639 Side Sliding Door Control Unit Module ECU A6399000300
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BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8679840 Drivelogic
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Audi S3 8V 2.0 TFSI 300HP CJXC Quattro Engine Control ECU 06K907425B Manual
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Mini Cooper R55 R56 R57 Cable Wiring Set HiFi Electrical System 9211323
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BMW 1 2 F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Mineralweiss White A96
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Dashboard Monitor BMW E60 E63 E90 E91 LCI Dash Display Screen 6,5" 9193758
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Air Module Mercedes W211 CLS C219 SRS Control Unit ECU A2118702626
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Mercedes W907 Positive Battery Terminal Cover Cap Trim Red A9069820109
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Mercedes W169 A180 266.940 Engine Control ECU Kit A2669000200 Key Lock Automatic
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BMW F20 F21 Stoplamp Third Brake Light Rear Stop Lamp Red 7241551
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BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
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BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
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BMW F10 Sound Audio Amplifier Control Unit Module 9320144
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Tailgate Lift Module BMW G20 G30 G12 Rear Boot Trunk Lid Control ECU 5A19DB2
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Mini Countryman R60 Fuse Distribution Box PL3 SPEG H7 DC/DC 9809590
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Iveco Eurocargo F4AE0481 Engine Module ECU 4898111
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Audi A3 8P Speaker Tweeter Front Left Right N/O/S Pillar A 8P0035399B
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Peugeot 307 Citroen Berlingo Diesel Engine Alternator Generator 9646321880
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Module Land Rover Freelander 2 ECU Front Door Window Control Unit 6G9T-14B533-KL
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Volkswagen Polo Mk5 Alternator Generator 140A Diesel Engine 04B903023D
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Part no. 4G0906093F
Audi A6 C7 Fuel Pump Control Unit Module 4G0906093F
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Audi A4 B7 2.0 TFSI BWE 200HP Engine Control ECU 8E0910115K Manual
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BMW F20 F21 M135i N55 326HP Petrol Engine Control Unit ECU DME 8626472 Automatic
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Mercedes W245 B180 CDI 640.940 Engine Control Unit ECU A6409004600 Automatic
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Audi A1 8X Air Module Control Sensor SRS System ECU Unit 8XA959655A
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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 .