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. 7L0907383D
Porsche Cayenne 9PA Tow Bar Trailer Towing Control Module Unit 7L0907383D
Product currently unavailable
Part no. 8K0907063L
Audi A4 B8 A5 8T Onboard Comfort Supply Control Module Unit ECU 8K0907063L
Product currently unavailable
Part no. 6500CY
Citroen Relay Peugeot Boxer Fuse Relay Electrical Box Housing Cover 6500CY
Product currently unavailable
Part no. 7598076
BMW Z4 E89 2.3i 3.0i N52N Petrol Engine Wiring Loom Harness Cable 7598076
Product currently unavailable
Part no. A1679001014
Mercedes V177 Head Unit Media Player Audio Radio Controller A1679001014
Product currently unavailable
Part no. A1669006311
Mercedes W166 Tailgate Control Module Unit A1669006311
Product currently unavailable
Part no. A1669055901
Mercedes C292 Negative Cable Battery Terminal Sensor A1669055901
Product currently unavailable
Part no. 7619335
Mini One R56 LCI R60 N16 98HP Engine Control Unit ECU DME 7619335 Manual
Product currently unavailable
Part no. 7797521
BMW E60 E61 E63 E65 E83 Alternator Generator VALEO 170A 7797521
Product currently unavailable
Part no. 1K0959433BT
VW Golf 5 Body Control Comfort Unit Module BCM Convenience Unit ECU 1K0959433BT
Product currently unavailable
Part no. 9191554
Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 9191554
Product currently unavailable
Part no. 4M0035507
Audi A3 8V A4 B9 Telephone Antenna Amplifier Module Unit Booster 4M0035507
Product currently unavailable
Part no. 3450803-1
Genuine BMW Mini Cooper One 1 R55 R56 Radio Boost CD Player Head Unit 3450803
Product currently unavailable
Part no. 7583225-5
BMW E81 E87 E90 120i 320i Engine N43 ECU Kit DME 7583225 + CAS3 Key Automatic
Product currently unavailable
Part no. 8200263342
Citroen Berlingo Module Control Unit Brown 12V 20A 4 Pins 8200263342
Product currently unavailable
Part no. A1679000500
Mercedes W177 W247 Driver's Seat Heating Control Unit Module ECU A1679000500
Product currently unavailable
Part no. 6943284
BMW 5 Series E60 Light Control Module Unit Lear LME6X MAN. LWR (LCM) 6943284
Product currently unavailable
Part no. 6908783
BMW 5 X5 Series E39 E53 Radio Business CD Player 6908783
Product currently unavailable
Part no. 3QF907561A
Volkswagen VW Golf Mk7 Front Radar Distance Control Unit Module 3QF907561A
Product currently unavailable
Part no. 8X0959655B
Audi A1 8X Air Module Control Unit Sensor 8X0959655B
Product currently unavailable
Part no. 9147387
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9147387
Product currently unavailable
-40%
Part no. 9381299
BMW F20 F21 F30 F31 Business Navigation Sat Nav Head Unit Player 9365833
Product currently unavailable
Part no. A1698202675-2
Mercedes W169 W245 Aerial Roof Antenna Radio Rod A1698202675
Product currently unavailable
Part no. 4F0907279D
Audi Q7 4L Comfort Control Module Unit ECU 4F0907279D
Product currently unavailable
Part no. AV6T-14A076-AB
Ford Focus Mk3 Fuse Box Relay Cover Cap Flap AV6T-14A076-AB
Product currently unavailable
Part no. 06D903016A
Audi A4 B7 Alternator Generator Unit 140A 14V 1.8 2.0 Petrol Engine 06D903016AB
Product currently unavailable
-40%
Part no. 06E903024L
Audi A4 S4 B9 A5 A5 F5 3.0 Petrol Alternator Generator 14V 150A 06E903024L
Product currently unavailable
Part no. 7492026
BMW F20 F21 F30 LCI Headlight Control Unit Module FLE2 7492026
Product currently unavailable
Part no. A1649002901
Mercedes ML W164 Gateway Control Unit Gateway Module ECU A1645406745
Product currently unavailable
Part no. A2015403245
Relay Mercedes E200 S124 Petrol M111 Overload Protection Relay A2015403245
Product currently unavailable
Part no. A6519007401-8
Mercedes C204 C250CDI OM651.911 204HP BlueEFFICIENCY Engine ECU Unit A6519007401
Product currently unavailable
-15%
Part no. 8N8035223A
Audi TT 8N Amplifier BOSE Premium Audio Sound System Module 8N8035223A
Product currently unavailable
Part no. 5Q4959592E
Seat Leon Mk3 Door Module Control Unit Front Passenger's Side Door 5Q4959592E
Product currently unavailable
Part no. A9064408234
Mercedes W906 Positive Battery Cable Wiring Loom Harness A9064408234
Product currently unavailable
Part no. A2539005009
Display Screen Mercedes C253 Vito W447 W448 Head Unit Touch Monitor A2539005009
Product currently unavailable
Part no. 7613226-2
Mini Cooper S R56 LCI N18 184HP ECU Kit Control DME 7613226 CAS3 Key Automatic
Product currently unavailable
Part no. 7561684
BMW 3 5 Series E60 E90 DME Petrol N52 Engine Control Unit ECU 7561684 Manual
Product currently unavailable
Part no. A2129005212-1
Head Unit Mercedes W212 Radio Navi CD Player For Parts Not Working A2129005212
Product currently unavailable
Part no. 8621840
BMW 1 3 Series F20 F21 F30 LCI Starter Motor Engine 8621840
Product currently unavailable
Part no. A2059004607
Mercedes W205 S205 W447 Seat Module Front Memory Control Unit A2059004607
Product currently unavailable
Part no. A0009827008-1
Mercedes W204 W212 W222 Auxiliary Additional Generator Battery A0009827008
Product currently unavailable
Part no. 8688838
High Voltage Inverter BMW i3 I01 Hybrid 60Ah Rex Electrical Machine Electronics
Product currently unavailable
Part no. A0111548402
Alternator Generator Mercedes W203 M111 Petrol Engine Valeo 120A A0111548402
Product currently unavailable
Part no. A2229001821
Mercedes GLA X156 Comunication Module Telematic Bluetooth Control A2229001821
Product currently unavailable
Part no. A2128205404
Mercedes W212 Front Seat Headrest Display Screen Monitor Unit A2128205404
Product currently unavailable
Part no. 9120773
BMW E60 E61 Doors Wiring Loom Harness Co-Drivers Passengers Side 9120773
Product currently unavailable
Part no. 7H0907652
Volkswagen Touareg Yaw ESP Rate Sensor Module Unit Control ECU 7H0907652
Product currently unavailable
Part no. 6945029
BMW 5 6 Series E60 E63 E64 Body Control Module ECU Control Unit 6945029
Product currently unavailable
Part no. 9267200
BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9267200
Product currently unavailable
Part no. A0015427419
Mercedes C140 W210 Multifunctional Purpose Relay Fuse Unit Module A0015427419
Product currently unavailable
Part no. 9308361-1
BMW E88 Footwell Light Module Control Unit ECU Basis PL2 FRM3R 9308361
Product currently unavailable
Part no. 3Q0959651A
Seat Leon Mk3 5F Deployment Crash Impact Sensor Front Centre 3Q0959651A
Product currently unavailable
Part no. 045903143E
VW Volkswagen Polo 9N 1.4 TDI Alternator Bracket Mount Carrier 045903143E
Product currently unavailable
Part no. A2829061900
Mercedes W177 M282 Petrol Engine Starter Motor A2829061900
Product currently unavailable
Part no. A2709002100
Mercedes W176 W246 A180 B180 BlueEFFICIENCY 270.910 122HP Engine ECU A2709002100
Product currently unavailable
Part no. A6081500400
Mercedes W177 OM608 Diesel Engine Wiring Loom Harness Cable Loom A6081500400
Product currently unavailable
Part no. 9292707
BMW X5 E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9292707
Product currently unavailable
Part no. A0035420318
Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318
Product currently unavailable
Part no. A2469009412
Mercedes W176 Head Unit Radio Cd Player Bluetooth Multimedia A2469009412
Product currently unavailable
Part no. A0195455632
Mercedes W202 C208 W210 Fuse Box SAM Relay Control Unit Module A0195455632
Product currently unavailable
Part no. A6399003101
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399003101
Product currently unavailable
Part no. 6904905-1
BMW 7 Series 1 E65 E66 Battery Cable Positive Plus Pole 6904905
Product currently unavailable
-15%
Part no. A1779000304
Airbag Module Mercedes V177 W177 C118 Air Bag SRS Control Unit ECU A1779000304
Product currently unavailable
Part no. A0009003706
Mercedes W207 W212 Parktronic Parking Control Unit Module A0009003706
Product currently unavailable
-40%
Part no. A9064409913
Positive Cable Mercedes W906 OM651 Battery Starter Alternator Plus A9064409913
Product currently unavailable
Part no. 9134281
BMW X5 E70 Aerial Antenna Amplifier Diversity 9193847 9134281
Product currently unavailable
Part no. 9664843780
Peugeot Partner 1.6 HDI 9H03 Engine Control Unit ECU EDC 9664843780 Manual
Product currently unavailable
Part no. 7551252
BMW X5 E53 3.0i Petrol M54 Alternator Valeo 140A 7551252
Product currently unavailable
Part no. 7641003-3
Mini Cooper S R55 R56 R57 N14 1.6 ECU Basic Control Unit DME 7641003 Manual
Product currently unavailable
Part no. A1665405515
Mercedes GLE C292 Coupe Front Bumper Wiring Harness A1665405515
Product currently unavailable
Part no. 9195956
BMW Mini Cooper R55 R56 R57 CCC Navigation Navi Sat Nav Head Unit 9195956
Product currently unavailable
-15%
Part no. A0131549002
Alternator Generator Mercedes W204 W211 OM646 Diesel Bosch 180A A0131549002
Product currently unavailable
Part no. A1715451301-1
Mercedes SLK R171 Roadster Fuse Box Control Unit SAM Module Relay A1715451301
Product currently unavailable
Part no. A2829003200-1
Mercedes W177 A200 M282.914 163HP Engine Control Unit Module ECU A2829003200
Product currently unavailable
Part no. 1K0907530AD
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 1K0907530AD
Product currently unavailable
Part no. A1768200361-2
Mercedes W176 Front Headlight Lamp Plug Socket Wiring Left N/S A0525456026
Product currently unavailable
-40%
Part no. 8510829-4
BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU KIT DDE 8510829 CAS3 + Key Manual
Product currently unavailable
Part no. 3Q0959651
Seat Leon Mk3 5F Deployment Crash Impact Sensor Front Centre 3Q0959651
Product currently unavailable
Part no. 9136039
BMW E60 E63 Body Control Module ECU Control Unit 9136039
Product currently unavailable
Part no. 4F0907637
Audi A4 B7 Electronic Yaw Rate Sensor Module 4F0907637
Product currently unavailable
Part no. A1715451332
Mercedes SLK R171 Parking Distance Aid Sensor Control Unit Module A1715451332
Product currently unavailable
Part no. 8T2907115-1
Audi A5 8T 2.0 TFSI CNCD Quattro 224HP Engine ECU Kit 8T2907115 Key Ignition
Product currently unavailable
Part no. 4F0616013
Audi S8 D3 Valve Block Air Suspension Control Unit Module 4F0616013
Product currently unavailable
Part no. 7575650-2
Mini Cooper R56 N12 W16 Alternator Generator Napa 7575650
Product currently unavailable
Part no. 8K0907064GE
Audi A5 S5 8T BCM Body Control Module Unit ECU 8K0907064GE
Product currently unavailable
Part no. 8039827
BMW X5 E70 Front Bumper PDC Parking Sensor Wiring Loom Cable Harness 8039827
Product currently unavailable
Part no. 2354130
BMW 3 X5 Series E46 E53 3.0d M57 Alternator Belt Tensioner 2354130
Product currently unavailable
Part no. A6395450601
Mercedes Vito W639 SAM Module Electric Control Unit A6395450601
Product currently unavailable
Part no. A0009006706
Mercedes W205 Adblue Module Exhaust Gas Control Unit ECU BlueTEC SCR A0009006706
Product currently unavailable
Part no. 9244261
Module BMW F10 Central Gateway Control Unit Module ZGW-01 High 9244261
Product currently unavailable
Part no. A1665408332
Mercedes W166 Parking Sensor Wiring Loom Cable Harness Front PDC A1665408332
Product currently unavailable
Part no. 7550967-1
BMW E81 E90 E91 E60 Petrol Alternator Generator 150A 7550967
Product currently unavailable
Part no. 03G906056S
Audi A3 8P 1.9 TDI BLS 105HP Engine Control Module Unit ECU 03G906056S Manual
Product currently unavailable
Part no. 0AM911023N
Audi A3 8V 1.4 TFSI Petrol Starter Motor Engine Actuator Unit 0AM911023N
Product currently unavailable
Part no. 6927270
BMW 5 Series E60 Seat Control Unit Module Left Right N/O/S Temic 6927270
Product currently unavailable
Part no. 8V2112A650KE
Ford Fiesta MK7 1.6 TDCI Diesel Engine Control Unit ECU 8V2112A650KE Manual
Product currently unavailable
Part no. 6929760
Mini Cooper R52 Cabrio Aerial Base Roof Antenna 6929760
Product currently unavailable
Part no. 6827065-1
BMW E81 Footwell ECU Light Control Module MAX Kuester FRM3R 6827065
Product currently unavailable
Part no. 7640004-9
Mini One R55 R56 Petrol N12 1.4 95HP Engine ECU Kit DME 7640004 CAS3 Key Manual
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 .