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. A2115461141
Mercedes-Benz E-Class W211 Battery Positive Connector Fuse Box A2115461141
Product currently unavailable
Part no. 7PP941572AC
Audi A5 F5 Xenon Headlight Resistor Ballast Relay Module Unit 7PP941572AC
Product currently unavailable
Part no. 8486844-1
Mini One F56 B38 102HP Petrol Engine ECU Control Unit Kit DDE 8486844 BDC Key
Product currently unavailable
Part no. 8W0035454
Audi A4 B9 Front Centre Dashboard Tweeter Speaker 8W0035454
Product currently unavailable
Part no. 8980147432
Vauxhall Astra H Corsa D Merriva B 1.7 CDTI Engine Starter Motor 8980147432
Product currently unavailable
Part no. A1649004400
Sam Module Mercedes ML W164 Rear Relay Box Control SAM Unit A1649004400
Product currently unavailable
Part no. 8642761
Integrated Supply Module BMW F40 X1 F48 Mini F55 F56 Control Unit Z11 8642761
Product currently unavailable
Part no. 9366338
Dashboard Wiring BMW G30 G31 Front Centre Console Loom Harness 9366338
Product currently unavailable
Part no. A2909064100
Exhaust Flap Actuator Mercedes W205 W213 C253 Control Unit Right O/S A2909064100
Product currently unavailable
Part no. A2118705885
Air Bag Module Mercedes W211 Control Unit ECU Airbag Sensor A2118705885
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. A2711532291
Mercedes W203 C180 Kompressor M271.946 Engine ECU A2711532291 Automatic
Product currently unavailable
Part no. A0005400072
Mercedes W202 A208 C208 W208 W210 Fuse Box Relay Control Unit A0005400072
Product currently unavailable
Part no. A2711536179-1
Mercedes-Benz W203 C 180 Kompressor Engine Control Unit Module A2711536179 Auto
Product currently unavailable
-15%
Part no. 8634244
Engine Wiring BMW F45 Mini F60 B38 Loom Harness Injection Valve Ignition 8634244
Product currently unavailable
Part no. 8512498-1
BMW X1 E84 20dX N47 177HP Engine Control ECU Kit DDE 8512498 Automatic
Product currently unavailable
Part no. 03G906021KH-1
Volkswagen Golf Mk5 1.9 TDI 105HP BXE Engine ECU Kit 03G906021KH Ignition + Key
Product currently unavailable
Part no. 7L6035177E
Volkswagen Touareg 7L Display Screen Multimedia Navigation Unit 7L6035177E
Product currently unavailable
Part no. 8200106788
Starter Motor Renault Trafic II Opel Vivaro A Diesel 2.5 dCi 8200106788
Product currently unavailable
Part no. A2048700196-3
Mercedes W204 Radio Player COMAND Navi CD Head Unit A2048700196
Product currently unavailable
Part no. 8586168
Engine Wiring BMW F20 F21 F30 120dX 320dX N47N Loom Harness Cable Module 8586168
Product currently unavailable
Part no. 04C903023T
Audi A1 8X 1.4 TFSI CZCA Alternator Generator 04C903023T
Product currently unavailable
Part no. 6948099
Mini Cooper One R50 R53 Adapter Lead Rear Window Wiper Motor 6948099
Product currently unavailable
Part no. A2049007408
Mercedes W204 Display Screen Information Navigation Dashboard A2049007408
Product currently unavailable
Part no. 7788680-5
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
Product currently unavailable
Part no. 04E903021M
Skoda Rapid NH1 1.4 TSI Petrol Alternator Generator Bosch 04E903021M
Product currently unavailable
Part no. A6395450601-1
Mercedes W639 Fuse Box Relay Control Unit Electric Module SAM A6395450601
Product currently unavailable
Part no. 6R0915345E
Seat Ibiza Fuse Box Relay Carrier Holder Bracket Mount Tray 6R0915345E
Product currently unavailable
Part no. 9263793
BMW 1 Series E81 Footwell ECU Light Control Module Basis PL2 FRM3R Lear 9263793
Product currently unavailable
Part no. 6821977
Mini F55 Petrol Engine ECU Control Module Unit 6821977
Product currently unavailable
Part no. 3456911
Mini Cooper R57 PL3 SPEG H4 Fuse Distribution Box 3456911
Product currently unavailable
Part no. 8642252
BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8642252 Drivelogic
Product currently unavailable
Part no. A2711540802-1
Mercedes W203 W211 C209 M271 Petrol Engine Alternator A2711540802
Product currently unavailable
Part no. 9393660
BMW F10 Central Gateway Module Control Unit Lear ZGW-02 4SK 9393660
Product currently unavailable
Part no. 7811151
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Automatic
Product currently unavailable
Part no. 6923700
BMW E65 Cable Harness Door Panel Card Rear Wiring Loom 6913147
Product currently unavailable
Part no. 7541335-1
BMW E60 520i M54 170HP Engine Control Unit ECU Kit DME 7541335 CAS2 Key Manual
Product currently unavailable
Part no. A0315450832
Mercedes-Benz E-Class W210 ESP PML BAS Control Unit Module ECU A0315450832
Product currently unavailable
Part no. 8506374-4
BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8506374 CAS3 + Key Automatic
Product currently unavailable
Part no. 7616431-2
BMW E60 E90 E91 LCI 330i 530i N53 272HP ECU Kit DME 7616431 CAS3 + Key Automatic
Product currently unavailable
Part no. 6C1T15K602AE
Ford Transit Antenna Amplifier Control Unit Module 6C1T15K602AE
Product currently unavailable
-5%
Part no. 03L911024B
Audi A6 C7 2.0 TDI CGLC Diesel Starter Motor 03L911024B
Product currently unavailable
Part no. 8T0862335F
Audi A4 B8 Bluetooth Multimedia Interface Control Module Unit ECU 8T0862335B
Product currently unavailable
-40%
Part no. A1779069601
Fuse Box Mercedes W177 W247 Front Relay Engine Control Unit Module A1779069601
Product currently unavailable
Part no. 04L907445G-1
Audi A3 8V 1.6 TDI DGTE 115 HP Engine ECU Kit Ignition + Key 04L907445G Manual
Product currently unavailable
Part no. 0AM911023R
Audi A3 8V 1.4 TSI Petrol Starter Motor Engine Actuator Unit 0AM911023R
Product currently unavailable
Part no. A6079002200-2
Mercedes W176 A180 CDI OM607 109HP BlueEFFICIENCY Engine Unit ECU A6079002200
Product currently unavailable
Part no. 9195956-2
Mini Cooper R55 R56 R57 Navigation Navi Sat Nav Head Unit 9195956
Product currently unavailable
Part no. 7550967
BMW E81 E90 E91 E60 Petrol Alternator Generator 150A 7550967
Product currently unavailable
Part no. 7550975-1
Starter BMW E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor 7550975
Product currently unavailable
Part no. A6461500477
Mercedes W906 311 CDI 646.985 109HP Engine Unit Module ECU A6461500477 Manual
Product currently unavailable
Part no. A1694402805
Mercedes-Benz A B W169 W245 Starter Alternator Battery Lead Cable A1694402805
Product currently unavailable
Part no. 7511570-3
BMW X5 E53 3.0i Engine M54 231HP ECU Kit DME 7511570 + EWS + Key Automatic
Product currently unavailable
Part no. 9T1T-15K600-DD
Ford Transit Connect Control Unit Central Door Locking Module ECU 9T1T-15K600-DD
Product currently unavailable
Part no. 6919275
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 Delphi 6919275
Product currently unavailable
Part no. 6903458
BMW 7 Series E65 E66 Antenna Amplifier Diversity Module Radio Booster 6903458
Product currently unavailable
Part no. 9200821
BMW E81 E87 E90 MULF Hands-free Electronics Charging Module 9200821
Product currently unavailable
Part no. BK3T-14B321-AD
Ford Transit Mk8 Airbag Module ECU Control Unit Air Bag BK3T-14B321-AD
Product currently unavailable
Part no. 9137725-1
BMW E63 E64 LCI Camera Lane Departure Warning Unit 9137725
Product currently unavailable
Part no. A6421507733
Mercedes ML W164 OM642 Diesel Engine Wiring Loom Harness Cable A6421507733
Product currently unavailable
Part no. 9131766
Seat Wiring Cable BMW E81 E82 E90 E92 Front Right O/S Seat Loom Harness 9131760
Product currently unavailable
Part no. A0009825323
Mercedes GLC X253 Relay Battery Control Cut Off Out Relay A0009825323
Product currently unavailable
Part no. 6933575
BMW 7 Series E65 E66 Diversity Antenna Tuner Amplifier 6933575
Product currently unavailable
Part no. A2710107344-1
Mercedes A209 CLK200 K M271.955 Engine Control Unit ECU Kit A2710107344 Key
Product currently unavailable
Part no. 0AM911023F
Volkswagen Polo 6R Engine Starter Motor Assembly Unit 0AM911023F
Product currently unavailable
Part no. 04L907282
VW Volkswagen Audi Seat Skoda Glow Plug Relay Unit Black 511 9 Pins 04L907282
Product currently unavailable
Part no. 01370978080
Airbag Module Citroen Relay Fiat Ducato Air Bag Control Unit 01370978080
Product currently unavailable
Part no. 9897880
BMW F45 LCI 220i B48C 192HP Petrol Engine ECU DME 9897880 + BDC + Key Manual
Product currently unavailable
Part no. 7848603-1
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
Product currently unavailable
Part no. A2219009202
Parktronic Module Mercedes W221 W216 Parking Sensor Control Unit A2219009202
Product currently unavailable
Part no. 8T2035666D
Audi A5 8T CD Player Radio Multimedia MMI Head Unit ECU 8T2035666D
Product currently unavailable
Part no. 8625241-4
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8625241 + FEM + Key Automatic
Product currently unavailable
Part no. 03F903023D
Audi A3 8V 2.0 TDI CRLB Diesel Alternator 03F903023D
Product currently unavailable
Part no. 6C0971349MD
Battery Cable VW Polo 6R Audi A1 8X Starter Alternator Wiring 6C0971349MD
Product currently unavailable
Part no. A1718200386-1
Mercedes SLK R171 Stereo Radio CD Player Head Unit A1718200386
Product currently unavailable
Part no. 7789376
BMW 3 5 X5 Series E46 E39 E53 M57 3.0d DDE 7789376 Engine Control Unit Module
Product currently unavailable
Part no. SPH-DA120
Pioneer SPH-DA120 Head Unit Apple Carplay Android Auto Bluetooth Media Player
Product currently unavailable
Part no. 9650109480
Airbag Module Peugeot 307 Control Unit ECU Car Safety Sensor 9650109480
Product currently unavailable
Part no. 9267421-2
BMW E84 ECU Body Control Module Junction Box PL2RR JBBFE IIIR 9267421
Product currently unavailable
Part no. 5N0959655A
Volkswagen Tiguan 5N Air Module Control Unit ECU Module 5N0959655A
Product currently unavailable
Part no. A0018276804
Mercedes W207 Connection Media Interface Cable iPod Wiring Lead A0018276804
Product currently unavailable
Part no. 6989207
BMW X3 E60 E61 E83 PDC Parking Sensor Ultrasonic Titanium Grey A36
Product currently unavailable
Part no. A1718204026
Mercedes SLK R171 Rain Sensor Front Windscreen Light A1718204026
Product currently unavailable
Part no. 5A20558
BMW X2 F39 F45 F46 Automatic Gearbox ECU Control Module EGS Unit 5A20558
Product currently unavailable
Part no. A0025451901
Mercedes W210 Fuse Box Sam Module Control Unit A0025451901
Product currently unavailable
Part no. 8516253
Engine Wiring BMW F46 Mini F56 B47 Loom Harness Injection Valve Ignition 8516253
Product currently unavailable
Part no. 8631672-Aquamist
BMW F20 F21 LCI M140i B58 Gearbox Wiring Cable Aquamist Water Methanol 8631672
Product currently unavailable
Part no. 9271376
MINI Cooper One Clubman R55 LCI Rear Bumper PDC Cables Wiring Loom Set 9271376
Product currently unavailable
Part no. A6429061000
Mercedes W204 W213 ML W166 OM642 Diesel Engine Starter Starting Unit A6429061000
Product currently unavailable
Part no. 9166279
BMW E81 E87 Boardmonitor Central Information Display Screen Control Unit 9166279
Product currently unavailable
Part no. 35150-KPP-861
Honda CBR 125R Starter Cable Wiring Wire Switch 35150-KPP-861
Product currently unavailable
Part no. 7316142
BMW F30 Front Light Lamp Adaptive Xenon Control Unit Module LEAR 7316142
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. 281006430084
Toyota RAV4 Diesel Starter Motor Engine Actuator DENSO 28100-64300-84
Product currently unavailable
Part no. 1025-10
BMW X5 E70 X6 E71 Car Multimedia Navigation System 10.25" Screen GPS 2-DIN
Product currently unavailable
Part no. 2T1U-10300-CG
Ford Transit Connect MK1 Focus MK1 Engine Alternator Generator 2T1U-10300-CG
Product currently unavailable
Part no. 9263797
BMW E81 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
Product currently unavailable
Part no. A1775408609
Door Wiring Mercedes W177 W247 Front Passenger Side Cable Harness A1775408609
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 .