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. 1K0953549AF
VW TOURAN 1T Steering Angle Steering Wheel Column Control Module ECU 1K0953549AF
Product currently unavailable
Part no. A4474404705
Engine Wiring Mercedes Vito W447 OM651 Engine Harness Cable A4474404705
Product currently unavailable
Part no. 7811700-3
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
Product currently unavailable
Part no. 03G906018FC-1
Volkswagen Golf 5 1K 2.0 TDI BMN 170HP Engine ECU Kit 03G906018FC 2 Key Ignition
Product currently unavailable
Part no. 6960943
Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
Product currently unavailable
Part no. 8634166
Alternator BMW G20 G30 G14 B47 B48 B58 B46 Alternator 180A 14V 8634166
Product currently unavailable
Part no. A1698706094
Mercedes W169 W245 Radio Player Audio 20 Stereo CD Head Unit Display A1698706094
Product currently unavailable
Part no. 9266328
ICM Module BMW F07 GT F01 F02 F03 F04 Air Module Control Unit ECU 9266328
Product currently unavailable
Part no. 6959011
Mini Convertible Cabrio R52 Amplifier Speakers Audio Hifi Harman Kardon 6959011
Product currently unavailable
Part no. 8512500
BMW E81 E82 E87 LCI E88 123d N47S 204HP Engine Unit ECU DDE 8512500 Manual
Product currently unavailable
Part no. A6461500977
Mercedes Vito W639 OM646.980 Engine ECU Control Unit Module A6461500977 Manual
Product currently unavailable
Part no. 9130313
BMW 3 Series E93 E93N LCI Cabrio Battery Cable Plus Pole 9130313
Product currently unavailable
Part no. A2215450001
Mercedes W221 Fuse Box Front Relay Control Unit Base Module A2215450001
Product currently unavailable
Part no. A2165402945-1
Mercedes ML W164 Distronic Radar Sensor Cruise Control Unit Module A2165402945
Product currently unavailable
Part no. A2086900028
Mercedes-Benz W202 C208 Roof Alarm Motion Sensor Cover Trim Grey A2086900028
Product currently unavailable
Part no. A4479050004
Mercedes Vito W447 Negative Battery IBS Cable Wiring A4479050004
Product currently unavailable
Part no. 9298947
BMW E93 LCI ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9298947
Product currently unavailable
Part no. 5Q0906121F
Audi Q3 8U 2.0 TDI Fuel Pump Sender Control Relay Module Unit ECU 5Q0906121F
Product currently unavailable
Part no. 7606628
BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
Product currently unavailable
Part no. 6952327
On Board Monitor BMW E60 E63 Navigation Display Screen 6,5" 6952327
Product currently unavailable
Part no. 5Q0971371
VW Volkswagen Golf Mk7 Positive Battery Terminal Cable Lead Wiring 5Q0971371
Product currently unavailable
Part no. A6399003100
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399003100
Product currently unavailable
Part no. 8W0959592N
Audi A4 B9 Front Door Module Control Unit ECU Passenger Side 8W0959592N
Product currently unavailable
Part no. 6975686
BMW E60 E61 E63 Control Unit Gateway Module ECU 6975686
Product currently unavailable
Part no. 7N0907530C
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 7N0907530C
Product currently unavailable
Part no. 7557395-7
MINI Cooper S R52 R53 W11 170HP Engine Control Unit ECU DME 7557395 Automatic
Product currently unavailable
Part no. A2049060205-3
Mercedes W204 Rear SAM Module Fuse Box Relay Control Unit A2049060205
Product currently unavailable
Part no. 8734753
Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
Product currently unavailable
Part no. 8510829-8
BMW E90 E91 LCI N47N 320d 163HP Engine ECU KIT DDE 8510829 + CAS3 + Key Manual
Product currently unavailable
Part no. A1645402305
PDC Wiring Mercedes ML W164 Front Bumper Parking Sensor Loom Cable A1645402305
Product currently unavailable
Part no. A2168206526
Mercedes W221 Bluetooth Module Multimedia Control Unit ECU A2168206526
Product currently unavailable
Part no. 6860962
BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
Product currently unavailable
Part no. A1665405515
Mercedes GLE C292 Coupe Front Bumper Wiring Harness A1665405515
Product currently unavailable
Part no. 8488548
High Voltage Inverter BMW i3 I01 Hybrid 120Ah Rex Electrical Machine 8488548
Product currently unavailable
Part no. 9133913
BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
Product currently unavailable
Part no. A1648202679
Mercedes ML W164 Radio Player Audio Stereo CD Player Head Unit A1648202679
Product currently unavailable
Part no. 070911023C
Volkswagen Touareg Diesel Engine Starter Motor Actuator Starter 070911023C
Product currently unavailable
Part no. 8578995
BMW F10 520d F20 120d F30 320d N47N 184HP Engine Unit ECU DDE 8578995
Product currently unavailable
Part no. A2218705089
Mercedes W221 Audio Amplifier Sound Harman Becker Control Unit A2218705089
Product currently unavailable
Part no. 5K0937086K
Seat Leon 1P Body Control Comfort Unit Module BCM 5K0937086K
Product currently unavailable
Part no. 6857227
BMW E90 E91 E92 E93 AHK Towing Hitch Tow Bar Control Module Unit ECU 6773731
Product currently unavailable
Part no. AV1T-15K600-CG
Ford B-Max Body Control Module BCM Control Unit 1.5 TDCI AV1T-15K600-CG
Product currently unavailable
Part no. 03P971612
VW Volkswagen Polo 5 1.2 TDI Engine Wiring Harness Loom Cable 03P971612
Product currently unavailable
Part no. A1408201426
Mercedes W140 Seat Memory Control Unit Module Front Left N/S A1408201426
Product currently unavailable
Part no. A1725400533
Mercedes R172 Cable Beam Engine Wiring Harness Loom A1725400533
Product currently unavailable
Part no. 9187533-1
BMW E82 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9187533
Product currently unavailable
Part no. 7809955-4
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU KIT DDE 7810980 CAS3 + Key
Product currently unavailable
Part no. 6961364
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6961364
Product currently unavailable
Part no. A2465400340
Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
Product currently unavailable
Part no. A6519003403-3
Mercedes Sprinter W906 OM651.955 163HP Engine Unit Module ECU A6519003403 Manual
Product currently unavailable
Part no. 8598759
BMW F20 F30 LCI Diesel B37 B47 ECU DDE Engine Control Unit 8598759 Automatic
Product currently unavailable
Part no. A0195455632
Mercedes W202 C208 W210 Fuse Box SAM Relay Control Unit Module A0195455632
Product currently unavailable
Part no. A6461507072-3
Mercedes W639 115 CDI OM646.980 150HP Engine Module ECU Kit A6461507072 Key Lock
Product currently unavailable
Part no. 9809353
Mini R57 LCI R59 Convertible Airbag ECU Control Unit Module 9809353
Product currently unavailable
Part no. 7823344-1
BMW 1 3 4 F20 F21 F30 F31 F32 N47N Diesel Alternator 180A 7823343 7823344
Product currently unavailable
Part no. 7610009-5
Mini Cooper S R55 R56 N14 1.6 174HP Engine Control ECU Kit DME 7610009 Manual
Product currently unavailable
Part no. A1718205826
Mercedes SLK R171 Air Module Bag SRS Control Unit ECU A1718205826
Product currently unavailable
Part no. A2078210411-1
Centre Console Connector Mercedes W204 W207 USB Port Socket Trim A2078210411
Product currently unavailable
Part no. A2829062400
Starter Mercedes W177 M282 Petrol Engine Starter Motor A2829062400
Product currently unavailable
Part no. 6934529-1
BMW X3 X5 E53 E83 EWS III Central Locking Immobilizer Module ECU 6934529
Product currently unavailable
Part no. EB3G-12B508-BB
Ford Ranger Mk3 Fusebox Bracket Fuse Box Panel Tray Mount EB3G12B508BB
Product currently unavailable
Part no. 9152262-1
BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
Product currently unavailable
Part no. 9159034
BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9159034
Product currently unavailable
Part no. 9809260680
Peugeot 408 Tailgate Release Opener Sensor Module Control Unit 9809260680
Product currently unavailable
Part no. 6C1T-12B637-CG
Ford Transit Mk7 2.4 TDCi Diesel Engine Wiring Loom Harness Cables 6C1T12B637CG
Product currently unavailable
Part no. BH22-10E887-BC
Land Rover Discovery 4 L319 Radio Head Unit Multimedia Display BH22-10E887-BC
Product currently unavailable
Part no. 4H0907063CF
Audi A6 C7 Board Supply Comfort BCM Body Control Module Unit ECU 4H0907063CF
Product currently unavailable
Part no. 8721882
BMW F20 F21 F22 F30 F31 LCI Head Unit Media DAB Navigation Professional 8721882
Product currently unavailable
Part no. 06D903016AB
Audi A4 B7 1.8 T BFB Petrol Engine Alternator Generator 06D903016AB
Product currently unavailable
Part no. 7579142-7
BMW E87 LCI E90 118i 318i Petrol ECU Engine Control Kit N43 DME 7579142 CAS3 Key
Product currently unavailable
Part no. 9258350-1
Control Unit BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag ECU Module 9258350
Product currently unavailable
Part no. 8X0959655A
Audi A1 8X Air Module Sensor Control Unit Module 8X0959655A
Product currently unavailable
Part no. 6943283
BMW E60 Light Control Unit Module LEAR LM E6X LWR 6943283
Product currently unavailable
Part no. A2129006824
Front Fuse Box Mercedes W204 S204 Relay Control Unit SAM Module A2129006824
Product currently unavailable
Part no. A2139003217
Gearbox Module Mercedes W177 W205 W213 Control Unit ECU Automatic A2139003217
Product currently unavailable
Part no. 9230451-1
BMW X1 E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
Product currently unavailable
Part no. 3D0951253A-1
VW Volkswagen Audi Seat Skoda Relay Black 5 Pins 12V 50A Set 433 3D0951253A
Product currently unavailable
Part no. YWC500730
Land Rover Discovery 3 L319 Parking Sensor Control Module YWC500730
Product currently unavailable
Part no. A2701503920
Mercedes W176 Oil Pump Adapter Solenoid Valve Wiring Harness M270 A2701503920
Product currently unavailable
Part no. 03L906018CN
Audi Q3 8U 2.0 TDI 140HP CFFB Quattro Engine Control Unit ECU 03L906018CN Manual
Product currently unavailable
Part no. 8570673-2
Alternator Generator BMW F07 F10 F11 FN57N N57Z Diesel Engine Valeo 8570673
Product currently unavailable
Part no. 9192641
BMW 5 Series E60 LCI Light Module Control Unit ECU Lear LM II E6X LWR 9192641
Product currently unavailable
Part no. A2119060700
Mercedes CLS W219 Head Unit CD Player Navigation Radio Audio Unit A2119060700
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. 8K0907801K
Audi A4 B8 Parking Brake Control Module Unit ECU 8K0907801K
Product currently unavailable
Part no. A2095452001
Mercedes CLK C209 Fuse Box Relay SAM Module Control Unit A2095452001
Product currently unavailable
Part no. 9384687
BMW F46 KaFAS Camera Front Windscreen Parking Camera Module Unit 9384687
Product currently unavailable
Part no. 6983538
BMW E60 Light Control Unit Module LM E6X MAN LWR Lear 6983538
Product currently unavailable
Part no. A1668600602
Mercedes W166 Head Roof Curtain Right O/S Side Air Module A1668600602
Product currently unavailable
Part no. 6926333
Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
Product currently unavailable
Part no. A2049001813
Mercedes W204 Head Unit Radio CD Player Audio Sat Nav Control A2049001813
Product currently unavailable
Part no. 7614366
BMW F10 F11 528i N53 258HP Engine Control Unit ECU DME 7614366 Automatic
Product currently unavailable
Part no. 7812500-5
BMW E60 E61 LCI 520d N47 Diesel Engine Control Unit ECU DDE 7812500 Manual
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. RHD-6R2971121AR
Volkswagen Polo 6R Passenger Wiring Loom Front Left N/S 6R2971121AR
Product currently unavailable
Part no. 7616119
Alternator Generator BMW F10 F11 F20 F21 F30 F31 N55 Denso 14V 210A 7616119
Product currently unavailable
Part no. 8200628419
Renault Trafic Scenic 1.9 DCI Diesel Starter Motor Valeo 8200628419
Product currently unavailable
Part no. 3455527
Mini Cooper One R56 High SPEG DC/DC Fuse Distribution Box 3455527
Product currently unavailable
Part no. 8W0035502C
Audi A4 B9 Wireless Charger Centre Console Phone Charging Module 8W0035502C
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 .