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. 7H0907652A
Audi Q7 4L Yaw Rate Speed Sensor Module 7H0907652A
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BMW E91 LCI ECU LED NSW Light Module Control Unit PL2 FRM II 9204532
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Radio Head BMW F20 F21 F22 F30 F31 Unit Basic Media Navigation Headunit 9399427
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BMW E88 E93 LCI ECU Control Unit Air Module 9248298
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BMW 1 3 5 E60 E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9216459
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Mini Cooper R50 R52 W10 1.6 116HP Petrol Engine Control Unit ECU 7557395 Manual
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Part no. 7557395
Mini Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Manual
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Audi A6 C7 Audio Sound System Amplifier Bose 4G0035223C
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Starter Motor Mercedes W203 W210 W211 Diesel Engine Actuator A0051511301
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BMW E81 E87 E90 E92 Comfort Access Passive Go Control Unit Module 6987184
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BMW E60 E61 E63 E64 PDC Parking Control Module Unit ECU 9116264
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Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Imperial Blau Blue A89
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BMW F20 F21 F30 F31 F32 BCM Body Control Unit Module REM 9329701
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BMW X1 F40 F48 Mini F54 F60 USB Bush Dual Double Socket Plug 8711938
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BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6973117
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9258164
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BMW E70 LCI F10 Alternator Generator Engine 180A Valeo N57 Diesel 7803724
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BMW F10 F11 Pedestrian Protection Sensor F-Optic Control Unit 9318777
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BMW E90 E91 E92 Bracket CD Changer Holder Amplifier Mounting 6945072
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BMW X5 E53 E60 E61 E63 E65 E70 Valvetronic VVT Control Unit Module 7532878
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BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722
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Part no. 9133913
BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
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Part no. 6976989
Mini Cooper One R52 Body Control Unit Basic Module BC1RD 6976989
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Part no. 9134734
BMW E93 Convertible Rollover Control Controller Module Unit 9134734
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Part no. A6399005400
Mercedes Vito W639 Fuse Box Relay Control Unit Electric Module SAM A6399005400
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Part no. A9075450100
Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100
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Part no. 9144776
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9144776
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Part no. 6819332
Control Unit Module BMW F20 F21 F30 F31 F32 Rear Body REM 6819332
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Part no. 6972678
BMW 1 3 Series E81 E87 E90 Hands-free Electronics Charging Module MULF 6972678
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Part no. A1699000500
Mercedes W169 W245 Door Control Module Front Left N/S A1699000500
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Part no. 9264573
BMW 3 Series E91 LCI ECU Body Control Module Junction Box H2 9264573
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Part no. A2038200389
Mercedes CL203 Radio Aerial Antenna Amplifier Wiring Cables A2038200389
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Part no. A2095452432
Mercedes W203 Parktronic Parking Sensor Warning Display Screen A2095452432
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Part no. 9224595
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9224595
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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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Part no. 3456995
Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Unit Head 3456995
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Part no. 7553009
Mini Cooper One R56 Alternator Generator Bosch 150A 7553009
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Part no. 9226238
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9226238
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Part no. 9462613
Camera Speed Control BMW i3 I01 F10 F20 F30 LCI KaFAS ECU Module Unit 9462613
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Part no. A2229063202
Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202
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Part no. 4F0959651
Audi A6 C6 Front Impact Sensor Safety Crash Detection Module Unit 4F0959651
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Part no. 7394649
BMW F01 F02 F03 F10 LCI X3 F25 Control Unit Rear Function Module 7327886
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Part no. 9257008
BMW F01 F10 F12 Sat Nav Infotainment Radio Player Head Unit CIC 9257008
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Part no. 9381305
Radio Professional BMW F20 F21 F30 F31 CD Player DAB Bluetooth 9381305
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Part no. 7551559
BMW E60 E61 E63 E64 Ground Cable Alternator Petrol 7551559
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Part no. 9172364
BMW X5 Series E70 ECU Body Control Module Junction Box High PL4 JBBFEII 9172364
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Part no. 9149080
BMW Mini Cooper R57 R57N Cabrio Aerial Roof Antenna Base 9149080
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Part no. 9381104
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
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Part no. 6950814
BMW 5 6 E60 E61 E63 E64 M-ASK M-Audio System Controller CD Player 6950814
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Part no. 7576921-1
Mini Cooper R55 R56 R57 R58 Petrol Engine Alternator Generator 7576921
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Part no. 8380998
BMW X5 Series E53 M57 M57N 3.0d Diesel Webasto Auxiliary Heater 8380998
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Part no. 7515029
Mini Cooper One R50 R52 Petrol W10 Compact Alternator 105A 7515029
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Part no. 9122432
BMW E60 E61 LCI X5 E70 X6 E71 X3 F25 Rain Light Solar Sensor 9122432
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Part no. A2048204697
Mercedes W204 Dashboard Dash Navigation Central Display Screen Monitor
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Part no. A0025426618
Mercedes W211 W220 ESP Yaw Rotation Rate Sensor A0025426618
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Part no. 8P0953549F
Audi A3 8P Steering Wheel Position Angle Sensor Control Unit Module 8P0953549F
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Part no. 9317173
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
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Part no. A0025422319-1
Mercedes Universal TYCO Relay Module 12V V23134-B52-X309 A0025422319
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Part no. A9079001703
Display Screen Mercedes W907 W910 Head Unit Touch Monitor 7" A9079001703
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Part no. 9289115
Radio Professional BMW E81 E87 E90 E91 LCI Autoradio CD Bluetooth 9289115
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Part no. E90 Wiring Loom Set PDC Rear-2
BMW 3 Series 2 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9352864
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9352864
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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. 9278279
Mini R55 R56 LCI Instrument Cluster Speedo Navigation Display Screen 9278279
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Part no. A0009004213
Adblue Module Mercedes W447 W906 Control Unit ECU A0009004213
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Part no. 6917859
A/C Compressor BMW E60 E61 E65 M57N2 M54 Air Conditioning Pump 6917859
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Part no. A1698204085
Airbag Control Unit Mercedes W169 W245 System Module ECU A1698204085
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Part no. 6913388
Mini Cooper R50 R52 6-Disc CD Changer Multichanger Without Magazine 6913388
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Part no. A6399003100
Mercedes Vito W639 Door Module Front Left N/S Control Unit ECU A6399003100
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Part no. A0365457032
Mercedes C209 W211 CLS C219 Steering Wheel Module Control Unit A0365457032
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Part no. 9133083
BMW E81 E87 E90 E91 E92 E93 6-disc CD Changer With Magazine 9133083
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Part no. 9237047
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9237047
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Part no. 6989069
BMW X3 X5 E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black 6989069
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Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
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Part no. 9138430
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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Part no. 9119496
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 9119496
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Part no. 7557395-5
Mini Cooper R50 R52 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Part no. 9286785
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9286785
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Part no. 9166707
BMW E87 LCI Light Module NSW LCM Footwell Module PL2 FRM II 9166707
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Part no. 9187541-2
BMW E93 ECU Body Control Module H3 Junction Box 9187541
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Part no. 6938079
BMW E81 E87 E90 E91 PDC Speaker Trigger Contact 6969139 6938079
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Part no. 9286129
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 9286129
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Part no. 3453587
BMW X3 E83 LCI N47 Diesel Cable Alternator Starter Base B 3453587
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Part no. 9330058
BMW F15 Top Hifi Audio System AMP Amplifier Harman Kardon 9330058
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Part no. 4H0959760D
Audi A8 4D Front Seat Memory Adjustment Module Unit Right O/S 4H0959760D
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Part no. 8571905-2
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch 0986024980
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Part no. 9176685
Navigation System BMW X3 E83 Z4 E85 Mini R50 R52 DVD GPS Computer Unit
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Part no. 9264573-2
BMW X1 E84 ECU Body Control Module Unit Junction Box H2 PL2RR JBBFE IIIR 9264573
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Part no. A2469008819
Radio Head Unit Mercedes W176 W246 Audio 20 Media Player Navigation A2469008819
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Part no. 7190715-2
BMW E88 Cabrio Hydraulic Pump Convertible Folding Top Roof Unit 7171303
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Part no. 7615484-1
Mini R55 R56 R57 LCI N12 N14 N16 N18 Engine Alternator Generator Petrol 120A
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Part no. 6932006-1
BMW 5 6 Series 1 E60 E61 E63 E64 Battery Cable Holder Mounting B Base 6932006
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Part no. 9150891
BMW 1 Series E81 E82 E87N LCI E88 Wiring Cable Air Flap PDC Front 9150891
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Part no. 7805349
BMW X3 E83 LCI M47N2 2.0d 150HP ECU Kit DDE 7805349 Manual Transmission
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Part no. 9231320
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 9231320
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Part no. 4E0035541S
Audi Q7 4L Radio Multimedia Receiver Control Module Unit 4E0035541S
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Part no. 6941018
BMW 5 6 Series E60 E61 E63 Airbag ECU Control Unit Centre Vehicle Sensor
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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 .