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. 8582719-3
Mini Cooper D F55 F56 B37 116HP Engine Control Unit ECU DDE 8582719 Manual
Product currently unavailable
Part no. RHD-8R2035186G
Audi A5 8F Radio Stereo CD Player Reader Head Unit MMI Multimedia 8R2035186G
Product currently unavailable
Part no. 8J0907115AS
Audi TTS Mk2 8J 2.0TFSI CDLB 272HP Engine Control Unit ECU 8J0907115AJ Automatic
Product currently unavailable
Part no. A2125402605
Mercedes W212 Rear Suspension Shock Left N/S Sensor Wiring Cable A2125402605
Product currently unavailable
Part no. 8N0959655A
Audi TT 8N Air Module Control Module Unit ECU 8N0959655A
Product currently unavailable
Part no. 8W0959121A-1
Audi A4 B9 A5 F5 Air Module Pedestrian Protection Crash Sensor 8W0959121A
Product currently unavailable
Part no. 6859721
VDC Module BMW F01 F07 F10 F11 F12 Rear Suspension Level Control Unit 6859721
Product currently unavailable
Part no. A1779008511
Door Module Mercedes W177 W247 Rear Left Right N/O/S Control Unit A1779008511
Product currently unavailable
Part no. GPBM2022H-NBT-2
BMW F20 CarPlay Android Auto Tuning Solutions Head Unit Retrofit NBT MMI Box
Product currently unavailable
Part no. A6461532079-1
Mercedes W211 E220 CDI OM646.961 150HP Engine Unit ECU Kit A6461532079 Key Lock
Product currently unavailable
Part no. 9366159
Audio Amplifier BMW F10 F11 F12 F13 Harman Kardon Top HIFI System Unit 9366159
Product currently unavailable
Part no. 60684944
Fiat Alfa 159 Maserati Quattroporte Windscreen Rain Sensor Module Unit 60684944
Product currently unavailable
Part no. CRTD4BT
BMW E90 LCI Power Box Module Wiring Cable Harness CRTD4BT
Product currently unavailable
Part no. 8571905-3
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Apec 0986024980
Product currently unavailable
Part no. rhd-A2711501833
Mercedes-Benz W203 C180 Kompressor Engine Wiring Harness Loom Cable A2711501833
Product currently unavailable
Part no. 7620566-1
BMW E63 E64 Negative Battery Cable Minus Pole IBS 7620566
Product currently unavailable
Part no. 4L0035111
Audi Q7 4L Disc CD Changer Player Reader System Head Unit 4L0035111
Product currently unavailable
Part no. 2757771
Mini Cooper R50 R53 R56 R57 R58 Fuel Tank Heat Insulation Plate 2757771
Product currently unavailable
Part no. 8E0959651
Audi A4 S4 B6 A7 4B Crash Impact Sensor 8E0959651
Product currently unavailable
Part no. 8610635-2
BMW F31 F34 328i N20 245HP Engine Control Unit Module ECU DME 8610635 Automatic
Product currently unavailable
Part no. TM005-2
ConWys AG CFC Towing Hitch Trailer Hook Module Control Unit ECU LED 52024501C
Product currently unavailable
Part no. rhd-A2124402340
Battery Cable Mercedes W212 CLS C218 Starter Wiring Harness Loom A2124402340
Product currently unavailable
Part no. 8854038
BMW i4 G26 High Voltage Battery Controller SME Module Control Unit ECU 8854038
Product currently unavailable
Part no. 1K0919283A
Volkswagen Touran 1T Parking Control Unit Module Sensor 1K0919283A
Product currently unavailable
Part no. 9272371
Radio Player BMW F20 F21 F30 F31 Alpine CD DAB Head Unit Audio Player 9272371
Product currently unavailable
Part no. 5WA959655L
Volkswagen VW Golf Mk8 Air Module Control Unit ECU Module 5WA959655L
Product currently unavailable
Part no. A1131538679-1
Mercedes C209 CLK500 5.0 306HP M113.968 Engine ECU Kit A1131538679 Key Lock
Product currently unavailable
Part no. 3AA907801H
Audi Q3 8U Parking Brake Handbrake Module Control Unit 3AA907801H
Product currently unavailable
Part no. 8200935115-1
Renault Trafic 3 R9M 450 1.6 DCI Diesel Engine Unit ECU 8200935115 Manual
Product currently unavailable
Part no. 8510832-1
BMW E90 E91 LCI 318d Engine N47N 143HP ECU Kit DDE 8510832 CAS3 Key Automatic
Product currently unavailable
Part no. 9616923480
Citroen Relay 5 Pin Black Relay Omron B047 12V 9616923480
Product currently unavailable
Part no. 7612815
BMW F10 M5 F12 F13 M6 F07 X5 F15 Starter Motor 428000-8530 12V 7612815
Product currently unavailable
Part no. rhd-A2115400824
Fuse Box Housing Mercedes W211 CLS C219 Holder Mount Bracket A2115400824
Product currently unavailable
Part no. A1635455432
Mercedes ML W163 Immobilizer Control Unit Module ECU Control Unit A1635455432
Product currently unavailable
Part no. A1775405001
Mercedes W177 Parktronic Wiring Front Bumper Parking Assist Harness A1775405001
Product currently unavailable
Part no. 7615981-3
Mini One R55 R56 LCI R60 N16 98HP Engine Control Unit ECU DME 7615981 Manual
Product currently unavailable
Part no. a4479005517
Mercedes Vito W447 Head Unit Radio DAB Navigation GPS Nav Display A4479005517
Product currently unavailable
Part no. 8518269-2
BMW E90 E91 LCI N47N 320d 184HP ECU Engine KIT DDE 8518269 CAS 3 Keys Automatic
Product currently unavailable
Part no. 9216503
Mini R55 R56 R57 Radio Sat Nav Navigation System Head Unit 9216503
Product currently unavailable
Part no. 7P6971537E
Audi Q7 4L Battery Wire Cable Negative Earth Lead 3.0 TDI 7P6971537E
Product currently unavailable
Part no. 1377745
BMW E60 E87 E90 Mini R50 R56 Battery Box Valve Breather Vent Hose Pipe 1377745
Product currently unavailable
Part no. 6943786
BMW E87 E90 CAS2 ECU Control Unit Module 61356964051 6943786
Product currently unavailable
Part no. 6H0953254
VW Volkswagen Polo 6N Key Reader Ignition Lock Cable Wiring Harness 6H0953254
Product currently unavailable
Part no. A1729004004-1
Mercedes W204 Display Screen Multifunction Navigation Dashboard A1729004004
Product currently unavailable
Part no. A1695406945
Mercedes SLK R171 Gateway Control Unit Gateway Module ECU A1715405145
Product currently unavailable
Part no. 8371137
BMW 5 Series E39 Bracket CD Changer Holder Mounting 8371137
Product currently unavailable
Part no. A1569003303
Mercedes X156 GLE W166 Surround View Camera Control Unit Module A1569003303
Product currently unavailable
Part no. 4G8959795A
Audi A7 4G8 Door Control Module Electrical Unit ECU Rear Right O/S 4G8959795A
Product currently unavailable
Part no. 9284420
Central Gateway Module BMW F10 F11 F12 ECU Control Unit Lear ZGW-02 High 9284420
Product currently unavailable
Part no. 9367812
Active Sound Design Module BMW F20 F21 F30 Harman Becker Control Unit 9367812
Product currently unavailable
Part no. 9273187-1
Head Unit BMW E90 E91 Radio CD Player Navigation Sat Nav DAB Unit 9273187
Product currently unavailable
Part no. 06K907425B
Audi S1 8X 2.0 TFSI CWZA 231HP Quattro Engine Control Unit ECU 06K907425C
Product currently unavailable
Part no. 9825224
Mini Countryman F60 Head-Up Display Hud Project Dash Screen Control Unit 9825224
Product currently unavailable
Part no. 4B0959591J
Audi S4 B7 Sunroof Sliding Roof Drive Unit Motor Actuator 4B0959591J
Product currently unavailable
Part no. 4F0959760
Audi A6 C6 Front Seat Control Memory Module Front Left N/S 4F0959760
Product currently unavailable
Part no. A9069001203
Mercedes Sprinter W906 Radio Player Stereo Audio Head Unit A9069001203
Product currently unavailable
Part no. 8779027
BMW G30 G31 Body Control Comfort Module Unit FEM ECU 8779027
Product currently unavailable
Part no. 8512291-1
BMW 3 Series E90 E91 LCI N47N 320ed 320d ed ECU KIT DDE CAS 3 Key 8512291 Manual
Product currently unavailable
Part no. A2115456532
SAM Module Mercedes W211 C219 Front Body Comfort Control Unit ECU A2115456532
Product currently unavailable
Part no. 7640132-3
BMW F20 LCI F30 Mini F56 F60 Alternator Generator DENSO 180A 7640132
Product currently unavailable
Part no. A2044407441
Earth Ground Cable Mercedes W204 W207 W212 W218 Battery Wiring Loom A2044407441
Product currently unavailable
Part no. 1C1T15K600BA
Ford Transit Mk6 Body Control Comfort Unit Module BCM Unit ECU 1C1T15K600BA
Product currently unavailable
Part no. 8J0971029AB
Audi TT Mk2 8J Door Wiring Harness Loom Cable Driver's Side 8J0971029AB
Product currently unavailable
Part no. 8W2035043A
Audi A4 B9 A5 F5 Multimedia Radio Sat Nav Screen Display Head Unit 8W2035043A
Product currently unavailable
Part no. 6924409
BMW 7 Series E65 Cable Harness Wiring Loom Plug Connector Socket 6924409
Product currently unavailable
Part no. 7602220-1
BMW E82 125i Petrol N52N ECU Engine Control ECU Kit 7602220 5WK91142 Key CAS3
Product currently unavailable
Part no. A9069001002
Mercedes Sprinter W906 Parking Control Unit Module Sensor PDC A9069001002
Product currently unavailable
Part no. 9145437-2
Information Display BMW E81 E82 E87 E88 Board Monitor Central Screen 9145437
Product currently unavailable
Part no. 8N0959655D
Audi TT 8N Air Module Control Module Unit ECU 8N0959655D
Product currently unavailable
Part no. 9202202
BMW E81 E87 E90 LCI E92 Professional Navigation Sat Nav CIC Head Unit 9202202
Product currently unavailable
Part no. 9145172
BMW E90 E91 E92 E93 LCI Battery Bracket Lower Section Box 9145172
Product currently unavailable
Part no. A2129009522
Mercedes W212 Fuse Box Relay Rear SAM Control Unit Module A2129009522
Product currently unavailable
Part no. 7576297-2
BMW E90 E92 330i 272HP N52N Engine ECU Kit DME 7576297 + CAS3 + Key Manual
Product currently unavailable
Part no. 7811702-5
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
Product currently unavailable
Part no. A2749000800-4
Mercedes W205 C200 274.920 184HP Engine Control Unit ECU A2749000800 Manual
Product currently unavailable
Part no. 7N0907530BA
Skoda Yeti 5L Gateway Control Module Unit ECU 7N0907530BA
Product currently unavailable
Part no. A6511503233
Engine Wiring Mercedes W204 OM651 Diesel Harness Loom DDE A6511503233
Product currently unavailable
Part no. 9T1T-14B321-BE
Ford Transit Connect ECU Control Unit Impact Sensor Module Airbag 9T1T-14B321-BE
Product currently unavailable
Part no. 7415809
BMW X1 2 F45 F46 F48 Wiring Cable Harness Exterior Mirror Heated Left N/S
Product currently unavailable
Part no. 93AG13150AA
Ford Transit MK6 Relay Unit Module 3 Pins White 93AG13150AA
Product currently unavailable
Part no. 9241007
BMW 3 Series E91 LCI Footwell Light Control Module Lear FRM3H PL2 LED 9241007
Product currently unavailable
Part no. YSB001040
Land Rover Range L322 3.0d M57 Engine Wiring Loom Harness Automatic 7788409
Product currently unavailable
Part no. A2189004107
Sound Audio Amplifier Mercedes C117 A207 C218 Unit Harman Kardon A2189004107
Product currently unavailable
Part no. RHD-A2479007004-1
Mercedes W177 Dash Monitor Display Speedo Meter SAT NAV Screen A2479007004
Product currently unavailable
Part no. F10-LINUX-CIC
On-Board Screen BMW F10 F11 CIC Central Information Display 10,25" LT Linux
Product currently unavailable
Part no. 7837231-1
BMW 5 Series E60 M5 E63 M6 S85 Engine Control Unit ECU DME Unit 7837231 5WK9359
Product currently unavailable
Part no. 8V0971085R
Audi A3 8V Rear Bumper PDC Wiring Loom Parking Sensor 8V0971085R
Product currently unavailable
Part no. A2048208485
Mercedes W204 Rain Light Solar Condensation Sensor Control Unit A2048208485
Product currently unavailable
Part no. 9286905
BMW F01 F10 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9286905
Product currently unavailable
Part no. 7586933-1
BMW E90 E92 335i Petrol N54 ECU Kit Control Unit DME 7586933 CAS3 Key Automatic
Product currently unavailable
Part no. 9224597
BMW E89 E90 E91 E92 E93 Footwell Light Module Control Unit ECU FRM3R 9224597
Product currently unavailable
Part no. 8510593
BMW 1 Series E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 8510593 Manual
Product currently unavailable
Part no. A2045457140
Mount Support Mercedes W204 Audio Sound Amplifier Bracket Holder A2045457140
Product currently unavailable
Part no. 7E0959263
Heater Resistor VW Transporter T5 Heater Blower Motor Fan Resistor 7E0959263
Product currently unavailable
Part no. A2229006213
Mercedes W205 C253 Air Matic DC Active Air Suspension Control Module A2229006213
Product currently unavailable
Part no. 8650791
BMW G11 G12 G20 G30 HV Accumulator Battery Positive Cable Wiring Plug 8650791
Product currently unavailable
Part no. 8512587-1
BMW E60 E61 LCI E90 320d 520d N47 177HP ECU KIT DDE 8512587 CAS3 + Key Manual
Product currently unavailable
Part no. 5A19AB7
Control Unit BMW G20 G28 G80 Air Suspension Control Module ECU 6799676
Product currently unavailable
Part no. 89661-50251
Lexus LS400 1UZ-FE 4.0 Petrol Engine Control Module ECU Automatic 89661-50251
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 .