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. 6914606
BMW X5 E53 Radio Stereo Screen Multi Functional Display Head 6914606
Product currently unavailable
Part no. 7823973-4
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Unit DDE 7823973 Manual
Product currently unavailable
Part no. A6511505320
Mercedes Sprinter W906 Engine Wiring Loom Harness Cable CDI Diesel A6515460161
Product currently unavailable
Part no. 7519308-3
BMW X5 E53 3.0i M54 231HP ECU Kit DME 7519308 Manual + EWS3 + Key
Product currently unavailable
Part no. 8643642
BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
Product currently unavailable
Part no. 6941634
Headlight Ballast BMW E60 E61 E90 E91 Xenon Adaptive Control Module 6941634
Product currently unavailable
Part no. 4F0971589A
Audi S6 C6 Steering Wheel Multifunction Wiring Loom 4F0971589A
Product currently unavailable
Part no. 7797661
Alternator BMW X3 E53 X5 E83 M57N2 Generator Diesel Power 150A 7797661
Product currently unavailable
Part no. A2535402605
Mercedes GLC X253 Rear Bumper Wiring Loom PDC Harness Parking Sensor A2535402605
Product currently unavailable
Part no. 8K5907551B-1
Audi S4 B8 3.0 TFSI CGWC 333HP Quattro Engine Control Module ECU Kit 8K5907551B
Product currently unavailable
Part no. A6401508334
Mercedes W245 B200 CDI OM640.941 140HP Engine ECU Kit A6401508334 Key
Product currently unavailable
Part no. A2054403008
Mercedes W205 X253 Wiring Cable Harness Center Console A2054403008
Product currently unavailable
Part no. A2056200018
Battery Box Bracket Mercedes W205 W213 W238 Trim Holder Right O/S A2056200018
Product currently unavailable
Part no. 079903018X
Audi A4 B7 4.2 FSI V8 Petrol Engine Alternator Generator 079903018X
Product currently unavailable
Part no. 8586536-1
BMW F30 F32 LCI 335dX 435dX N57Z 313HP Control Unit ECU Kit DDE 8586536 FEM Key
Product currently unavailable
Part no. 7831436
Alternator BMW M3 E46 Z3M E36 Petrol S54 Generator Valeo 120A 7831436 7830791
Product currently unavailable
Part no. A0009062700-1
Mercedes W639 W906 W907 OM642 Diesel Engine Alternator Generator A0009062700
Product currently unavailable
Part no. P04727535AC
Chrysler Grand Voyager Automatic Gearbox Control Module Unit ECU P04727535AC
Product currently unavailable
Part no. 02M911024Q
Volkswagen Golf VI Passat B6 Tiguan Starter Motor Diesel Engine 02M911024Q
Product currently unavailable
Part no. 1P0951171
Seat Leon Mk2 1P Interior Headliner Ultrasonic Motion Alarm Sensor 1P0951171
Product currently unavailable
Part no. 7788680-2
BMW E46 E60 E61 E65 E83 E53 M57N Engine Starter Motor 63223537
Product currently unavailable
-40%
Part no. P0396890
BMW 1 Series E82 Rear Bumper PDC Cables Wiring Loom Set 0396890
Product currently unavailable
Part no. 9231093
BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9231093
Product currently unavailable
Part no. 8K0907637D
Yaw Sensor Audi A4 B8 A5 8T ESP Rotation Rate Unit Module 8K0907637D
Product currently unavailable
Part no. 6970685
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 6970685
Product currently unavailable
Part no. 6906588
BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
Product currently unavailable
Part no. 8X0035183F
Audi A1 8X Multimedia Radio CD Player Navigation Head Unit 8X0035183F
Product currently unavailable
Part no. 7595847
BMW X5 X6 E70 E71 Rear Differential Control Module Unit QMV 7595847
Product currently unavailable
Part no. 9243922
BMW E81 E87 E90 E91 LCI Professional CD Radio With Bluetooth 9243922
Product currently unavailable
Part no. 8V21-10718-AD
Ford Fiesta Mk7 Battery Box Tray Housing Holder Bracket 8V21-10718-AD
Product currently unavailable
Part no. 4H0959792G
Audi A8L 4H Front Door Control Module Left N/S Unit ECU 4H0959792G
Product currently unavailable
Part no. 8W0907063DG
Audi A5 F5 45 TFSI DKNA Body Control Module BCM Unit ECU 8W0907063DG
Product currently unavailable
Part no. 4H4907357E
Audi A6 C7 Front Lamp Headlight Control Module Unit ECU Controller 4H4907357E
Product currently unavailable
Part no. 8642585
Gearbox Cable BMW F45 F46 F39 B48 Automatic Transmission Wiring Harness 8642585
Product currently unavailable
Part no. 8570676-1
BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
Product currently unavailable
Part no. 7807187
BMW F10 F11 X5 E70 Alternator Generator Unit Valeo 230A Diesel Engine 7807187
Product currently unavailable
Part no. A6461503278
Mercedes Vito W639 OM646.982 109HP Engine Module ECU Unit A6461503278 Manual
Product currently unavailable
Part no. 03C903023F
Volkswagen New Beetle 1.4 TSI Petrol Engine Alternator Motor 14V 110A 03C903023F
Product currently unavailable
Part no. A0051516601
Starter Motor Mercedes W203 W209 W211 W906 Engine Diesel A0051516601
Product currently unavailable
Part no. A2035400330
Mercedes W203 Kompressor M271 Positive Battery Cable A2035400330
Product currently unavailable
Part no. 6989082-TS
BMW X3 E60 E83 Front PDC Parking Distance Sensor Titansilber Silver 6989082
Product currently unavailable
Part no. 6952914
Wiring Loom BMW E65 E66 Cables Rear Bumper PDC 6952914
Product currently unavailable
Part no. 8634124-1
BMW F40 F45 X1 F48 Mini F55 F56 F60 Alternator Generator Denso 120A 8634124
Product currently unavailable
Part no. 03G911023A
Audi A4 B7 2.0 TDI Starter Motor Engine Diesel 03G911023A
Product currently unavailable
Part no. 9248298
BMW E88 E93 LCI ECU Control Unit Air Module 9248298
Product currently unavailable
Part no. 8652746-1
Mini Cooper S R60 ALL4 N18 1.6 184HP ECU Kit DME + CAS3 + Key 8652746 Manual
Product currently unavailable
Part no. 6956586
BMW 1 Series E87 Footwell Light Module ECU Control Unit NSW PL2 FRMFA 6956586
Product currently unavailable
Part no. A0018276604
Mercedes W207 Connection Media Interface Cable AUX Wire A0018276604
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. A0005429223
Mercedes-Benz C CLK W202 W208 Right O/S Parking System Warning Display Screen
Product currently unavailable
Part no. 23710JD78D
Nissan Qashqai Diesel Engine Control Unit ECU Module 23710 JD78D 0281014361
Product currently unavailable
Part no. 4F0959760D
Audi Q7 4L Front Seat Memory Control Module Unit ECU Left Right N/O/S 4F0959760D
Product currently unavailable
Part no. H2862N-P
Mini R56 R57 R58 R60 Display Screen 9 inch Android Surround Panel H2862N-P
Product currently unavailable
Part no. A2519005200
Mercedes R350 V251 Head Unit Radio Player Navigation Media Bluetooth A2519005200
Product currently unavailable
Part no. DV6112A650CEC
Ford Transit Connect 1.6 TDCI Engine Control ECU Module Manual DV6112A650CEC
Product currently unavailable
Part no. 7794952-3
Starter BMW E60 M57 Engine Starter Motor 7794952 0986021230
Product currently unavailable
Part no. 8591073-4
BMW F10 F11 LCI 520d B47 190HP Engine ECU Kit DDE 8591073 CAS4 Key Automatic
Product currently unavailable
Part no. 7805585
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU DDE 7805585 Automatic
Product currently unavailable
Part no. 7557809-2
BMW E87 E90 116i 316i Petrol Engine N45 ECU Kit DME 7557809 + CAS2 + Key Manual
Product currently unavailable
Part no. A2539005906
Mercedes C253 Body Control Module Temic A2539005906
Product currently unavailable
Part no. 6963338
Body Control Unit BMW E46 Z8 E52 E83 Module GM5 Star12 LIN High 6963338
Product currently unavailable
Part no. 7552176-2
BMW E87 E90 118i 318i N46 129HP ECU DME 7552176 Manual Transmission
Product currently unavailable
Part no. 8E0971687L
Audi A4 B7 Door Harness Loom Cable Wiring Rear Left Right N/O/S 8E0971687L
Product currently unavailable
Part no. 9128183
BMW E90 Light Module ECU 61359128183 9128183 9128223 PL2FRMFA
Product currently unavailable
Part no. 6908767
BMW 3 X3 X5 Series E46 E53 E83 Towing Hitch Trailer Hook Module Control Unit
Product currently unavailable
Part no. 6945898
Seat Occupancy Sensor BMW E87 E90 E91 E92 Co Driver Mat Cable 6945898
Product currently unavailable
Part no. 8581788
BMW F45 X1 F48 Mini Cooper F55 F56 F60 Diesel Engine Starter Motor 8581788
Product currently unavailable
Part no. 4F0907279
Audi A6 C6 Power Supply Module Comfort Control Unit ECU 7591534
Product currently unavailable
Part no. A6519000700-2
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519000700 Key Lock
Product currently unavailable
Part no. 6929689
BMW Z4 Series E85 Hifi System Amplifier Speaker System Unit 6929689
Product currently unavailable
Part no. 23300JG70A
Nissan Qashqai Diesel Engine Starter Motor Actuator Starter 23300JG70A
Product currently unavailable
Part no. AC1112A650BA
Ford Transit MK7 2.2 TDCI Diesel Engine Control Unit Module ECU AC11-12A650-BA
Product currently unavailable
Part no. 7801217
BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
Product currently unavailable
Part no. A2049069701-1
Mercedes W204 Radio Player Audio 20 Navi CD Player Head Unit A2049069701
Product currently unavailable
Part no. 9807759
Mini Cooper R60 Wiring Passenger Loom Front Door Cables Left N/S 9809480
Product currently unavailable
Part no. 7553009
Mini Cooper One R56 Alternator Generator Bosch 150A 7553009
Product currently unavailable
Part no. A2749062100-1
Starter Motor Mercedes W213 C238 C253 M274 Petrol Engine Actuator Denso DSN1205
Product currently unavailable
Part no. 5Q4959592K
Seat Ateca Door Module Control Unit Front Passenger's Side Door 5Q4959592K
Product currently unavailable
Part no. 7565300-14
BMW E87 E90 E91 120i 320i N46 Engine Control Unit ECU DME 7565300 Manual
Product currently unavailable
Part no. 6983843-1
BMW E60 E61 Radio Player M-ASK M-Audio System Controller CD Head Unit 6983843
Product currently unavailable
Part no. 7PP941572AB
Audi A4 B9 Volkswagen Tiguan 1T Headlight Ballast Control Module 7PP941572AB
Product currently unavailable
Part no. 9229872-2
BMW E92 LCI Body Control Module ECU Junction Box L1 PL2RR JBBFE IIIR 9229872
Product currently unavailable
Part no. A1775405710
Parking Sensor Wiring Mercedes W177 W247 Rear Bumper PDC Loom Cable A1775405710
Product currently unavailable
Part no. 9269983
BMW F06 Electric Wiring Cable Loom Harness 9269983
Product currently unavailable
Part no. 9354277
BMW F01 LCI Seat Module Front Seat Control Module Unit Temic 9354277
Product currently unavailable
Part no. A1698207826
Airbag Module Mercedes W169 W245 Air Bag Sensor Control Unit ECU A1698207826
Product currently unavailable
Part no. 8587952-7
Mini Cooper D F55 F56 B37 116HP Diesel ECU Engine Unit DDE 8587952 Manual
Product currently unavailable
Part no. 1K0959433AJ
Volkswagen Golf Mk5 V Body Control Comfort Unit Module 1K0959433AJ
Product currently unavailable
Part no. 9636079380
Fuse Box Peugeot 207 308 Battery Terminal Control Unit Module 9636079380
Product currently unavailable
Part no. A6549001300
Glow Plug Relay Mercedes W213 C238 Diesel OM654 Preglow Module A6549001300
Product currently unavailable
Part no. 9134707
BMW X5 E60 E61 E63 E64 E70 Control Unit Module Passive Go 9134707
Product currently unavailable
Part no. 7176068-2
BMW 3 6 X3 Series E46 E63 E83 MINI R50 R53 Control Unit Xenon Light 1307329074
Product currently unavailable
Part no. 2T1T-15K600-BD
Ford Transit Connect Central Lock Control Unit Alarm Module ECU 2T1T-15K600-BD
Product currently unavailable
Part no. 05L903141
Audi A3 8Y A4 B9 A6 C8 Alternator Bracket Mount Holder 2.0 TDI 05L903143
Product currently unavailable
Part no. 7802929-1
BMW 5 7 E60 E61 E65 M57N M57N2 Compact Alternator Generator Valeo 170A 7802929
Product currently unavailable
Part no. 8606777
BMW F30 F31 320iX N20 184HP Engine Control Unit ECU DME 8606777 Automatic
Product currently unavailable
Part no. A9079060100
Mercedes Sprinter W907 Battery Power Distributor Current Limiter A9079060100
Product currently unavailable
Part no. A2711504279
Mercedes W204 C180 156HP Kompressor M271.910 Engine ECU A2711504279 Manual
Product currently unavailable
Part no. 9249080-1
BMW E87 LCI Footwell Light Control Unit Module ECU Lear FRM3R PL2 9249080
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 .