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.
Make
Category
Subcategory
Condition
In Stock
Price

Part no. 9318750-1
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
Product currently unavailable

Part no. 9222855-1
BMW X5 X6 E70 E71 Navigation System Car Sat Nav Computer Head Unit CIC 9222855
Product currently unavailable

Part no. 9484304
Air Module ECU Mini F54 F55 F56 F57 F60 Crash Control Unit Module 9484304
Product currently unavailable

Part no. A1695403733
PDC Wiring Mercedes W169 W245 Front Bumper Parking Sensor Loom Cable A1695403733
Product currently unavailable

Part no. 8489450-1
BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 8489450 FEM + Key
Product currently unavailable

Part no. A2115455232
Mercedes W211 Front Fuse Box SAM SRB Module Relay Control Unit A2115455232
Product currently unavailable

Part no. 9166708-2
BMW 1 Series E87 LCI Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
Product currently unavailable

Part no. A6421501500-1
Mercedes W639 120CDI OM642.990 Engine Control Unit ECU Kit A6421501500 Key Lock
Product currently unavailable

Part no. 6H52-10E958
Land Rover Freelander 2 Display Screen Multimedia Navigation Sat 6H5210E958
Product currently unavailable

Part no. A2829003300-3
Mercedes C118 CLA200 282.914 163HP Petrol ECU Kit A2829003300 Key BCM Automatic
Product currently unavailable

Part no. 6913896-1
BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod
Product currently unavailable

Part no. 8510829-6
BMW E90 E91 LCI N47N 320d 184HP Engine Control Unit ECU DDE 8510829 Automatic
Product currently unavailable

Part no. A2218201811
Mercedes W221 Bluetooth Hands-free Mobile Phone Adapter A2218201811
Product currently unavailable

Part no. 1K0959433AR
Volkswagen TOURAN 1T Body Control Comfort Unit Module BCM Unit ECU 1K0959433AR
Product currently unavailable

Part no. 9236531
BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business 9236531
Product currently unavailable

Part no. 6946990-1
CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
Product currently unavailable

Part no. 9278358
BMW F20 F21 F22 F87 Windscreen Camera Front Window KaFAS Camera 9278358
Product currently unavailable

Part no. 6982976
BMW E63 E64 Seat Occupancy Sensor Mat Passenger Side Control Unit Module 6982976
Product currently unavailable

Part no. 9665205380
Peugeot 207 Negative Battery Terminal Cable Wiring Electrical Cable 9665205380
Product currently unavailable

Part no. 6916097
BMW X5 E53 E65 Bulb Parking Light Headlight Front Lighting 12V 10W
Product currently unavailable

Part no. WHELEN-EURO-1
Whelen Euro-1 Vehicle Siren Amplifier Booster Module 200W 16A 01-086A664-01
Product currently unavailable

Part no. 7807530-1
BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU Kit DDE 7807530 CAS 3 + 2 Keys
Product currently unavailable

Part no. 2163807
BMW E92 Mid-Range Loudspeaker Midtone Speaker 2163807
Product currently unavailable

Part no. 7600076-1
Mini Cooper R55 R56 Petrol N12 DME Engine Control Unit ECU 7600076 Manual
Product currently unavailable

Part no. 9248361
Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9248361
Product currently unavailable

Part no. 9266385
Central Information Display BMW F10 F11 On-Board Screen 10,25" 9247872
Product currently unavailable

Part no. 6906621-2
Fuse Box BMW E87 E90 E91 E92 E93 Power Distribution Front Control Unit 6906621
Product currently unavailable

Part no. 1617246180
Battery Terminal Citroen Relay Peugeot Boxer Positive Fuse Box A878
Product currently unavailable

Part no. A2035453401
Mercedes C CLK Class W203 C209 Sam Control Module Fuse Box Rear A2035453401
Product currently unavailable

Part no. 7634059
BMW F30 F31 F32 N20 Engine Gearbox Module Wiring Cable Loom Harness 7634059
Product currently unavailable

Part no. 7640875
Alternator Generator BMW F10 F20 F30 LCI Diesel Engine Unit Denso 180A 7640875
Product currently unavailable

Part no. A0049820008
Mercedes W166 W221 Auxiliary Additional Generator Battery A0049820008
Product currently unavailable

Part no. 7233914
BMW E90 E91 Central Locking Lock Immobilizer Control Unit Module ECU 7233914
Product currently unavailable

Part no. A2079052800
Mercedes-Benz E-Class W207 Cabrio A207 Anti Theft Alarm Module Control Unit ECU
Product currently unavailable

Part no. A6395407735
Mercedes Vito W639 OM646 Diesel Engine Wiring Cable Loom Harness A6395407735
Product currently unavailable

Part no. 3450979
Mini R56 Footwell Light Module High ECU Lear PL3 FRM II 3450979
Product currently unavailable

Part no. 7823291
Mini R55 R56 R57 LCI Alternator Generator Diesel 150A 7823291
Product currently unavailable

Part no. 6799602
BMW F07 GT Self-Levelling Suspension Control Unit Module Bracket Holder 6792443
Product currently unavailable

Part no. 6999950
LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
Product currently unavailable

Part no. A2098205489
Mercedes W209 Radio Head Unit Media Player Navigation Screen A2098205489
Product currently unavailable

Part no. 6870078
Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
Product currently unavailable

Part no. 7569969
BMW X5 X6 E70 E71 Control Unit Module Transfer Box 7569969
Product currently unavailable

Part no. 7561834-12
BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
Product currently unavailable

Part no. 6916407
BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
Product currently unavailable

Part no. 9159807
BMW 1 Series E87 LCI ECU Light Module Footwell NSW PL2 FRM II Lear 9159807
Product currently unavailable

Part no. 9210510
BMW E81 E82 E87 LCI E88 E89 E90 E91 Radio Business CD 9210510
Product currently unavailable

Part no. 8R2907115-1
Audi Q5 8R 2.0 TFSI CNCD 224HP Engine Unit ECU Kit 8R2907115 Key Ignition Manual
Product currently unavailable

Part no. 03L906023M-1
Audi A3 8P 1.6 TDI 105HP CAYC Diesel Engine ECU Kit 03L906023M 2 Keys Manual
Product currently unavailable

Part no. 6856747
BMW F10 F20 F30 Tow Bar Trailer Towing Control Module Unit AHM 4 6856747
Product currently unavailable

Part no. 8734753
Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
Product currently unavailable

Part no. A2229009519
Mercedes C238 Head Unit Radio CD Player Audio Sat Nav Control A2229009519
Product currently unavailable

Part no. A9065452101
Fuse Box Mercedes Sprinter W906 SAM Control Unit Module A9065452101
Product currently unavailable

Part no. A6519060026-2
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine Starter A6519060026
Product currently unavailable

Part no. 7419610
BMW F30 F31 LCI Headlight LED Module Insert Light Source Set 7419610
Product currently unavailable

Part no. A2721540002-1
Alternator Generator Mercedes R171 W209 W211 M272 Petrol Engine 150A A2721540002
Product currently unavailable

Part no. A1695456332
Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332
Product currently unavailable

Part no. CC11-12A650-AB
Ford Transit Engine Control Unit ECU 4VFB Module 2.2 TDCi CC11-12A650-AB
Product currently unavailable

Part no. 8617050
Mini One R56 LCI N16 1.6 98HP Engine Control Unit Module ECU DME 8617050 Manual
Product currently unavailable

Part no. A2929007101
Mercedes GLE C292 Coupe Trunk Lid Module Automatic Closing A2929007101
Product currently unavailable

Part no. 7639421
Mini Cooper S R56 LCI R60 N18 184HP Engine ECU Control Unit DME 7639421 Manual
Product currently unavailable

Part no. 4F1971030BD
Audi A6 C6 Front Right O/S Door Harness Cable Loom 4F1971030BD
Product currently unavailable

Part no. 8512499-2
BMW 1 3 Series E87 E90 LCI N47 116d 316d Diesel ECU Kit DDE 8512499 CAS 3 Key
Product currently unavailable

Part no. 6989782
BMW 5 Series E61 Touring Positive Battery Cable Lead Plus Pole 6989782 9127768
Product currently unavailable

Part no. 7792092
BMW X5 E53 3.0d Diesel M57 Alternator 150V 7792092
Product currently unavailable

Part no. 6971219
BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
Product currently unavailable

Part no. 9214925
BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
Product currently unavailable

Part no. 6967658
BMW E65 E66 Airbag ECU Control Unit Gateway Module 6967658
Product currently unavailable

Part no. 55353857
Starter Motor Vauxhall Astra Vectra Insignia 2.0 CDTI Diesel Engine 55353857
Product currently unavailable

Part no. 7457871
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
Product currently unavailable

Part no. 9119707
BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 9119707
Product currently unavailable

Part no. 7811151-3
BMW E60 LCI E90 E91 325d 525d M57N2 Engine ECU Kit DDE 7811151 CAS3 Keys Manual
Product currently unavailable

Part no. 5Q0937084AJ
Audi A3 8V Body Control Comfort Unit Module BCM Unit ECU 5Q0937084AJ
Product currently unavailable

Part no. 6910381
BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
Product currently unavailable

Part no. 7823420-2
BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
Product currently unavailable

Part no. A6421509078-1
Mercedes C219 CLS320 CDI OM642.920 Engine Module ECU Kit A6421509078 Automatic
Product currently unavailable

Part no. A6399000300-1
Mercedes Vito Viano W639 Side Sliding Door Control Unit Module ECU A6399000300
Product currently unavailable

Part no. 8650701
BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8679840 Drivelogic
Product currently unavailable

Part no. 9211323
Mini Cooper R55 R56 R57 Cable Wiring Set HiFi Electrical System 9211323
Product currently unavailable

Part no. 9193758
Dashboard Monitor BMW E60 E63 E90 E91 LCI Dash Display Screen 6,5" 9193758
Product currently unavailable

Part no. A2139002501
Mercedes W213 OM654.920 Automatic Transmission Control Unit Module A2139002501
Product currently unavailable

Part no. A2118702626
Air Module Mercedes W211 CLS C219 SRS Control Unit ECU A2118702626
Product currently unavailable

Part no. A2669000200-2
Mercedes W169 A180 266.940 Engine Control ECU Kit A2669000200 Key Lock Automatic
Product currently unavailable

Part no. 7241551
BMW F20 F21 Stoplamp Third Brake Light Rear Stop Lamp Red 7241551
Product currently unavailable

Part no. 9152262-1
BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
Product currently unavailable

Part no. 6918780
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
Product currently unavailable

Part no. A6461541102
Alternator Mercedes Vito W639 Sprinter W906 14V 180A Generator Valeo A6461541102
Product currently unavailable

Part no. 9320144
BMW F10 Sound Audio Amplifier Control Unit Module 9320144
Product currently unavailable

Part no. 5A19DB2
Tailgate Lift Module BMW G20 G30 G12 Rear Boot Trunk Lid Control ECU 5A19DB2
Product currently unavailable

Part no. 9809590-1
Mini Countryman R60 Fuse Distribution Box PL3 SPEG H7 DC/DC 9809590
Product currently unavailable

Part no. 4898111
Iveco Eurocargo F4AE0481 Engine Module ECU 4898111
Product currently unavailable

Part no. 8P0035399B
Audi A3 8P Speaker Tweeter Front Left Right N/O/S Pillar A 8P0035399B
Product currently unavailable

Part no. 9646321880
Peugeot 307 Citroen Berlingo Diesel Engine Alternator Generator 9646321880
Product currently unavailable

Part no. 6G9T14B533KL
Module Land Rover Freelander 2 ECU Front Door Window Control Unit 6G9T-14B533-KL
Product currently unavailable

Part no. 4G0906093F
Audi A6 C7 Fuel Pump Control Unit Module 4G0906093F
Product currently unavailable

Part no. A6409004600
Mercedes W245 B180 CDI 640.940 Engine Control Unit ECU A6409004600 Automatic
Product currently unavailable

Part no. 8XA959655A
Audi A1 8X Air Module Control Sensor SRS System ECU Unit 8XA959655A
Product currently unavailable

Part no. 8372521
BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
Product currently unavailable

Part no. 1308310406
BMW F46 Light Control Module Unit Basis 1308310406
Product currently unavailable

Part no. A2055455440
Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440
Product currently unavailable
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 .