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. 9871841
BMW G11 G30 KaFAS Camera Lane Assist Control ECU Module Unit 9871841
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BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
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Electronic Box BMW X3 E83 LCI 2.5si 3.0si N52N Control Unit Mount Holder 3417586
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BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear
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BMW Mini R55 R56 R57 R58 R59 Rear PDC Ultrasonic Parking Sensor Reef Blue
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Volkswagen VW Passat B7 Module BCM Body Control Unit Module ECU 3AA937087Q
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BMW E65 Control Unit Power ECU Module 6921566 6943489 6935431 6957026
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BMW F30 F31 320i Petrol N20 184HP Engine Control Module ECU DME 8617551 Manual
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Mercedes W205 Body Control Module Control Unit BCM ECU Module A0009002008
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BMW F32 F33 F82 F83 M4 Door Wiring Front Harness Loom Cable 9337233
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Seat Ateca Audi Q3 Mk2 TT 8S Fuse Relay Box Engine Bay Supply Unit 5Q0937125G
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Audi A6 A8 D4 Q7 4M CAN Bus Jumper Contact Bridge Connector Plug 4E0941817B
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BMW i3 I01 LCI Door Wiring Cable Loom Harness Rear Left Right N/O/S 8806980
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BMW E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 Key 7809941 Automatic
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Volkswagen Sharan 7N Engine Starter Motor Lucas 02E911024CX
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BMW E39 Radio Business Cassette Player 6958566 8377005
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Peugeot 207 1.6HDI Diesel Engine Control Unit ECU Module 9663786380
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Ford Transit Connect Starter Motor Engine Actuator Diesel 1.8 2T14-11000-BA
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BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Volkswagen Golf 5 1.9 TDI 105HP BKC Engine Control Unit ECU Manual 03G906016B
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VW Volkswagen Golf SV Online Services Module Control Unit ECU 5NA035284B
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BMW F45 Air Duct Front Slam Panel Flap Control Motor Drive Unit C47829-102
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Headlight Module Mercedes ML W166 W246 C292 LED Front Right O/S 1305715307
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Mercedes W221 Remote Trunk Closing Hydraulic Pump Motor Unit A2218001548
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Mercedes-Benz W163 OM612 270 CDI Engine Wiring Harness Loom Cable A1635404032
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Audi A3 8P Power Steering Rack Wiring Harness Loom Cable 1K2971111D
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BMW E39 E46 M52 Engine Automatic Gearbox Basic Control Unit Module EGS 1423642
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BMW F06 Gran Coupe Footwell Light Module Control Unit ECU FRM III 9345377
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BMW E81 E87 E90 LCI Professional Navigation Car Radio Player CIC 9273188
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Audio Amplifier BMW F20 F21 F22 Harman Kardon Active Sound Design Unit 9390396
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Part no. 4M0907594
Audi Q5 FY Top Sunroof Opener Control Module Unit ECU 4M0907594
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Steering Wheel Module BMW F20 F21 F30 F31 F32 Heating Control Unit 7849393
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Part no. 9175650
BMW 1 Series E81 NSW ECU Light Module Footwell Module PL2 FRM II 9175650
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Part no. 9317173
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
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Part no. 7810000-1
BMW E81 E87 LCI E90 E91 120d 320d Diesel N47 ECU Kit DDE 7810000 CAS3 + 2 Keys
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Part no. A2469069600
Mercedes W176 W246 Backup Battery Negative Minus Terminal Lead A2469069600
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Part no. A6398201026
Mercedes Vito W639 Door Front Left N/S Control Unit Module ECU A6398201026
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BMW E90 Radio Professional CD Player 6983018 65126983018
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BMW F10 F11 On Board Display Central Information Screen Monitor 10" 9243897
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Part no. DRIVETEC-AGM-92AH
DriveTec AGM Start-Stop 12V Accumulator Battery 92Ah 850A DA019
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BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239323
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Part no. 6865168
BMW F40 F45 F48 Mini F54 F55 F57 F60 Input Cylinder Clutch Control 6865168
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Ford Transit Connect Mk2 II Radio Player Stereo Head Unit KT1T18D815DD
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Part no. 8508169-1
BMW F01 F02 730Ld N57 245HP Engine Control ECU DDE Kit 8508169 Automatic
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FEM Module BMW F20 F22 F30 F32 ECU Control Unit Fuse Box 9352861
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BMW E90 E91 LCI E92 330d Diesel N57 245HP Engine Control Unit ECU Kit CAS3 Key
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Land Rover Freelander 2 Fuse Box Body Control Module ECU BCM Unit 6G9T14D572LA
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M-Audio Controller BMW E60 E61 E63 E64 Radio Player M-ASK CD Head Unit 6955346
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Wiring Loom BMW F01 F07 F10 F11 Cable Seat Driver's Side Set 9219987
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Mini Cooper R61 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
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BMW E65 E66 E67 Rear Bumper PDC Ultrasonic Sensor Titan Silver
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Part no. 6985500
PDC Module BMW X5 E53 X3 E83 Parking Control Unit 6985500
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Part no. A0038212851
Mercedes SLK R171 Crash Sensor Air Bag Impact Module Control Unit A0038212851
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Part no. 7798179-3
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7798179 CAS2 + Keys
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VW Polo Mk6 Seat Ibiza Mk5 KJ1 Battery Negative Cable Earth Wiring 2Q0971537AB
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Part no. 7P6907530C
VW Volkswagen Touareg 7P MK2 Gateway Control Unit Module ECU 7P6907530C
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Part no. 7797661
Alternator BMW X3 E53 X5 E83 M57N2 Generator Diesel Power 150A 7797661
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Mercedes W906 313CDi OM651.955 129HP Engine Unit ECU Kit A6519007902 Key Lock
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PDC Wiring Mercedes R172 Parktronic Parking Sensor Cable Rear A1725407805
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BMW E93 E64 Convertible Rollover Control Controller Module 9179400
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Part no. 8664617
BMW X5 F15 40eX N20 313HP Engine Control Unit ECU Unit DME 8664617 Automatic
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Part no. 8588681
Engine Wiring BMW X3 G01 X4 G02 B57 Diesel Module 2 Loom Harness 8588681
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Mercedes W205 Front Door Electric Wiring Harness Loom Cable Left N/S A2055409240
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Part no. 7599881-20
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
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Part no. 1K0906093D
Volkswagen Golf Mk5 Fuel Pump Control Relay Module Unit ECU 12V 1K0906093D
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Part no. 3452677-2
Mini Cooper Cabrio R57 Footwell Light Module High EKS ECU PL3 FRM II 3452677
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Part no. 9313656
BMW 3 Series F30 F80 M3 Boot Trunk Lid Tailgate Wiring Loom Harness Cable
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Part no. 8E1971687L
Audi A4 B7 Door Harness Loom Cable Wiring Rear 8E1971687L
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Part no. 6943584
BMW 3 Series E46 Module Radar Burglar Alarm Rear 6943584
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Part no. A2128700194
Mercedes W204 W212 C218 Sound Audio Amplifier Harman Becker A2128700194
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Part no. A1406934633
Mercedes C140 Battery Box Boot Storage Cover A1406934633
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Part no. 8598759
BMW F20 F30 LCI Diesel B37 B47 ECU DDE Engine Control Unit 8598759 Automatic
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Part no. 8K0953568B
Audi A5 8T Wiper Switch Stalk Steering Column Wheel 8K0953502C
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Part no. 8509036-4
BMW E90 E91 E92 335d M57N2 286HP Engine ECU DDE Kit CAS3 + Key 8509036 Automatic
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Mercedes Citan W415 Renault Kangoo Master Radio CD Player Head Unit 281156606R
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Mercedes CLA C118 W177 W247 M260 Inerting System Gas Generator A1778685200
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Part no. 7594305-3
BMW E60 E90 E91 LCI 325i 525i N53 218HP ECU Kit DME 7594305 CAS3 + Key Manual
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Mercedes-Benz CLC CL203 Rear Left Right Door Loudspeaker Speaker A2038204002
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Part no. 1E0413
BMW E81 E87 E90 E91 Towing Tow Bar Trailer Hook Module Control Unit 1E0413
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Part no. 7616119
Alternator Generator BMW F10 F11 F20 F21 F30 F31 N55 Denso 14V 210A 7616119
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Part no. 9164352
BMW 3 Series E90 E91 E92 IBS Negative Battery Lead Cable 9164352
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Part no. 7L6035177E
Volkswagen Touareg 7L Display Screen Multimedia Navigation Unit 7L6035177E
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Part no. 9360501-1
BMW 2 X1 F45 F48 Mini F55 F56 Rear Electric Power Distribution Fuse Box 9360501
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Mercedes W176 A180 CDI OM607.951 BE 109HP Engine ECU Kit A6079002200 Lock + Key
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BMW F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
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BMW E90 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 Lear 9240533
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BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Part no. 7557395-5
Mini Cooper R50 R52 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Mini One D F56 B37 95HP Diesel Engine ECU Kit DDE 8576522 BDC-LR01 Key Lock
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BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109
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Part no. A2535404501
Mercedes X253 OM651 Diesel Fuse Relay Box HV Battery Distribution A2535404501
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Part no. 8577834-2
BMW F45 F46 220d X1 F48 20d B47 190HP Engine Unit ECU DDE 8577834 Automatic
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BMW E39 Alarm Sensor Comfort Control Module Unit ECU 55892110
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Part no. 4N0915105B
Hybrid Voltage Battery Audi Q7 Q8 4M Front Top Cooling Radiator 4N0915105B
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Part no. 6917541
BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
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Part no. 9344050
Radio Player Mini F55 F56 CD Bluetooth DAB Alpine Control Unit Module 9344050
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Part no. 7833284
BMW E46 M3 S54 343HP Engine Control Unit Module ECU DME 7833284 SMG
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Part no. 5J0919475A
Skoda Octavia II 1Z Control Unit PDC Parking Sensor Module 5J0919475A
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Part no. 7594483
BMW Z4 Series E89 30i N52N 258HP N52B30A ECU Kit DME CAS3 Key 7594483 Automatic
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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 .