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.
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Part no. 6976888-1
Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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Radio Player Mercedes-Benz W204 COMAND Navi CD Head Unit A2048700594
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Mercedes GLE C292 Coupe Front Bumper Wiring Harness A1665405515
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ABS Sensor Mercedes W211 C219 Front Brake Wiring Harness Right O/S A2115400006
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Door Module Audi A3 8V VW Golf 7 Seat Leon 3 Front Right O/S 5Q0959592D
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BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65124154935 4154935
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BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147221
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Audi A4 B8 Body Control Module BCM Comfort Control Unit 8K0907064DP
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Mercedes W204 C180 Kompressor 271.952 156HP Engine Control Unit ECU A2711504879
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Smart Fortwo C450 SAM Control Unit Module Fuse Box Q0011868V013000000
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Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255
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Volkswagen Audi Porsche Relay 214 Grey 443951253K
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Audi A4 B8 Door Wiring Harness Loom Front Cabling 8K0971029M
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BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022189
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Mercedes W205 X253 Wiring Cable Harness Center Console A2054403008
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Volkswagen Tiguan 5N Sat Navi Stereo Radio Audio Head Unit CD Player 2K0035279C
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Mercedes C253 OM654 Engine Wiring Cable Cover Duct Bracket Channel A6541599500
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Audi A3 8V Door Module Control Unit Front Driver Side 5Q0959593B
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Mercedes W204 C63 AMG M156 Engine Alternator Generator BOSCH 180A A1561540102
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BMW E46 M3 Coupe Door Wiring Loom Harness Cable Driver's Side 6935219
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Audi A5 8T Headlight Range Headlamp Control Unit Module ECU 8K0907357A
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9243913
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Part no. CARPLAY-A5-8T
Audi A5 8T Head Unit Multimedia Screen Display CarPlay Infotainment Unit
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Part no. 7590857-1
Mini Cooper S JCW R56 N14 1.6 211HP ECU Kit DME CAS3 Key 7590857 Manual
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Sound Amplifier Mercedes W204 W211 W212 C219 Audio Harman Becker AMP A2118705189
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Mercedes-Benz E W210 Battery Starter Alternator Positive Plus Cable A2105401530
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Mercedes W204 Multimedia Display Screen Head Unit Monitor LCD A2048204297
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BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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Part no. 7559178-6
BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Mercedes C216 W221 Display Screen Multifunction Navi Command A2218206389
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Part no. 8574093-1
BMW F20 F30 120d 320d 184HP Engine Control Unit N47N ECU DDE 8574093 Manual
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Mercedes C140 Seat Belt Module Control Unit ECU A1408202526
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Part no. 9282286
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 MID 9282286
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Part no. A6519007500-17
Mercedes C207 E220 CDI OM651.911 BE Engine Unit Module ECU A6519007500 Automatic
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Part no. A0009063705
Alternator Mercedes W212 S212 Diesel OM651 Alternator 220A Valeo A0009063705
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Part no. 6971960
BMW E87 ECU Junction Box Body Control Module Unit H2 PL2 JBBFE 6971960
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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Audi A3 8V 1.4 TFSI Petrol Starter Motor Engine Actuator Unit 0AM911023N
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Part no. 7619335-1
Mini One R56 LCI R60 N16 Engine Control Unit ECU DME 7619335 CAS3 + Key Manual
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Peugeot 207 Fuse Box BSI Control Unit Module 9663798380
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Part no. A1699004800-1
Mercedes W169 W245 SAM Control Module ECU Fuse Box A1699004800
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Mercedes W211 W220 ESP Yaw Rotation Rate Sensor A0025426618
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Mercedes W210 E200 Kompressor M111.957 163 HP Engine Control Unit ECU Automatic
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Door Module W205 Rear Right O/S Door Control Unit Module ECU A2059006413
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BMW F10 Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9291450
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Head Unit Mercedes GLE C292 Radio CD Player Navigation Media A1669003722
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BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9159034
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Part no. 9251975
BMW F10 Light Control Footwell Module ECU Unit FRM3 9251975
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Part no. 8K0907063DG
Audi Q5 8R Body Control Comfort Unit Module Unit 8K0907063DG
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Part no. 8634166
Alternator BMW G20 G30 G14 B47 B48 B58 B46 Alternator 180A 14V 8634166
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Part no. 7809001-1
BMW 1 3 Series E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7809001 + CAS3 Key
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PDC Module Citroen Berlingo Peugeot Partner Parking Distance Unit 9663821680
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Part no. 7610011
BMW Mini Cooper S 1 R55 R56 R57 N14 1.6 ECU Kit DME CAS 3 Key 7610011 Manual
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Part no. A6429002900-7
Mercedes W204 C350 CDI OM642.830 Engine Module ECU Kit A6429002900 Key + Lock
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Part no. 06M911021A
Audi SQ5 FY Starter Motor Engine Diesel Bosch 06M911021A
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Part no. 9240524-1
BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
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Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009425
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Mercedes SLK R171 Rear Bumper PDC Wiring Loom Parking Sensor Cable A1715403932
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Part no. 7599881-3
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
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Audi A6 C7 PDC Parking Distance Control Module Unit ECU 4H0919475AA
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BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
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Audi Q7 4L Comfort Control Module Unit ECU 4F0907279D
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Part no. A2125452640
Mercedes W212 Control Unit Module Bracket Holder Mount A2125452640
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Part no. 8X0959792D
Audi A1 8X Front Passenger Side Door Module Unit Control ECU 8X0959792D
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Part no. 8J0907115-1
Audi TT 8J 2.0 TFSI BWA 200HP Engine Module Control Unit ECU Set 8J0907115
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Part no. 7585946
Mini Cooper R56 Engine N12 Wiring Loom Harness Injection Valve Ignition 7585946
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Part no. DK3T10B728AA
Ford Transit Battery Charge Electrical Machine Control Module Unit DK3T10B728AA
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Part no. A2229008911-1
Tuner Box Mercedes W213 W205 W222 Digital Audio Control Unit DAB ECE A2229008911
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Part no. A2514401909
Mercedes W164 W251 Wiring Loom Cable Harness Door Front Left Right A2514401909
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Part no. 6934846-1
BMW 3 Series E91 E91N LCI Antenna Amplifier Diversity Unit 868 MHZ 6934846
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Part no. 9338800
iDrive Control Unit BMW F10 F20 F30 Touch Controller Module ECU 9338800
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Part no. C1BT-14B321-CF
Ford Fiesta Mk7 3Dr Safety Module ECU Restraint Control Unit C1BT14B321FF
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Part no. 7599881-9
BMW E87 LCI E90 118i 318i Petrol N43 143HP ECU Control Unit DME 7599881
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 9117847
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Part no. A0015429018
Yaw Sensor Mercedes W210 W220 ESP Rotation Rate Control Unit Module A0015429018
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Part no. 8488548
High Voltage Inverter BMW i3 I01 Hybrid 120Ah Rex Electrical Machine 8488548
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Part no. RHD-6R2971121AR
Volkswagen Polo 6R Passenger Wiring Loom Front Left N/S 6R2971121AR
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Part no. 8R0959655E
Audi Q5 8R Air Module SRS System Control Sensor ECU Unit 8R0959655E
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Part no. A2115409605
Mercedes W211 Rain Light Sensor Control Unit Wiring Loom Cable A2115409605
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Part no. 8W0959595M
Audi A4 B9 A5 F5 Door Module Rear Right Left N/O/S Control Unit 8W0959595M
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Volkswagen Audi Skoda Audi 1.6 TDI Diesel Engine Starter Motor 0AM911023M
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Part no. 7586134-2
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7586134 + CAS3 + Key Manual
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Mercedes W203 Fuse Box SAM Control Unit Module Relay A2035454501
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Display Screen Mini F55 F56 F60 Multimedia Navigation Sat Nav Unit 6,5" 8803370
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Radio Head Unit Mercedes C219 W211 CD Player Audio Navi A2118704789
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Mercedes Vito W639 2.2 CDI 651.940 4-Matic ECU Kit Engine A6511501879 Key Lock
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Mercedes W204 Front Seat Air Module Wiring Cable Front Right A2045408735
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Kafas Camera BMW G20 G30 G28 G80 F40 F44 Front Assist Camera Module 5A4A1E1
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BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9146651
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BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Part no. 8R2035666L
Audi A5 8T Harman Multimedia Sat Navi Radio CD Player Head Unit 8R2035666L
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Part no. TGB000091
Land Rover Range Rover L322 3.0d M57 306D1 Gearbox Control Unit Module TGB000091
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Part no. 7938190
Parking Sensor BMW F20 F21 F22 F23 F30 F34 GT PDC Module Control Unit 7938190
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Part no. 8671505
BMW F98 Engine Starter Motor 8671505
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Part no. A2049000902
Fuse Box Mercedes W204 Rear SAM Relay Fuse Box Control Module A2049000902
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Part no. A1698205189
Mercedes W169 W245 CD Player Radio Audio Head Unit Player A1698205189
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Part no. 8P0919475F
Audi TT 8J Parking Distance Sensor Control Unit Module Rear 8P0919475F
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Part no. A0009822223
Mercedes W906 SAM Module Fuse Box Relay Control Unit Regulator A0009822223
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Part no. 7P5907381B
Porsche Cayenne 92A Front Headlight Xenon Ballast Control Module Unit 7P5907381B
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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 .