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. 9134855-1
Battery Lead BMW E81 E87 Battery Cable Negative IBS 9134855 61129134855
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Part no. 9176070
BMW E61 Touring Body Control Module ECU Control Unit High 9176070
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Audi A3 8P Steering Wheel Position Angle Sensor Control Unit Module 8P0953549F
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BMW E65 Control Unit Power ECU Module 6921566 6943489 6935431 6957026
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Part no. 9335347
BMW F20 F21 F30 F31 Radio Player CD DAB Head Unit Audio Player 9335347
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Part no. rhd-7795907
BMW 1 3 Series E87 E90 118d 120d 320d M47N2 Diesel Engine Wiring Loom Harness
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Part no. 9123091
BMW 1 3 Series E87 E90 E92 Navigation System Car Computer CCC 6955786
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Part no. 6911838-BLK
BMW 5 X3 X5 Series E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black
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Part no. 6917134
BMW 7 Series E65 E66 Seat Occupancy Sensor Mat Electronic Control Unit 6917134
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Part no. A1179001802
Mercedes W176 Air Module Belt Locking System Control Unit Module ECU
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Part no. 6942461
BMW 3 Series E91 E92 E93 Hifi Speaker Tweeter Rear 6942461
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Part no. 9118071
BMW 5 Series E60 E63 Radio M-ASK M-Audio System Controller CD Player 6944109
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Part no. 9211969-1
BMW E60 E61 E90 E91 LCI Display Screen 8.8" Monitor Sat Nav 9211969
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Part no. 9393186
Audio Amplifier BMW F30 F31 LCI F32 Top Hifi Harman Kardon Control Unit 9393186
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Part no. A0055421918
Yaw Module Mercedes W204 Rotation Rate Acceleration Sensor A0055421918
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Part no. A2079010600
Rain Sensor Mercedes W204 W212 Light Solar Condensation Control Unit A2079010600
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Part no. 1508931
Mini Cooper S R53 Positive Battery Cable Plus Pole Wire 1508931
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Part no. 6946947
BMW X5 E53 Basic Body Control Unit Module GM3 6946947
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Part no. A1698204085
Airbag Control Unit Mercedes W169 W245 System Module ECU A1698204085
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Part no. A0009007604
Adblue Module Mercedes W205 W213 W177 W907 SCR Control Unit EGR ECU A0009007604
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Part no. 7PP941572AC
Audi A5 F5 Xenon Headlight Resistor Ballast Relay Module Unit 7PP941572AC
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Part no. 9127086
BMW E39 E46 E53 E83 Control Unit EWS IV 9127086
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Part no. 9184204
BMW E60 E93 Mini Cooper R55 R56 R60 IBS Negative Battery Lead 9184204
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Part no. 6836759
BMW 3 X1 F30 LCI F48 Telematics Telephone Control Module ATM ECE 3G 6809306
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Part no. 9143162
BMW 3 E92 E92N LCI Amplifier Hifi Speaker System 9143162
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Part no. 9366164
Amplifier BMW F30 F31 F32 Top Hifi Audio Sound Amplifier Harman Kardon 9366164
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Part no. 6945898
Seat Occupancy Sensor BMW E87 E90 E91 E92 Co Driver Mat Cable 6945898
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Part no. 8494840
BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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Part no. A0061510301
Mercedes W169 W245 Petrol Engine Starter Motor M266 A0061510301
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Part no. 9123043-1
Steering Column Switch BMW E87 E81 E91 LCI Cluster Wiper Stalk 9123043
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Part no. 6820696
BMW F30 F31 F32 Control Unit Module Active Sound Design 6820696
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Part no. 7601189
BMW Mini Cooper R55 R56 LCI N16 Engine Wiring Loom Injection Ignition
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Part no. 7316145
BMW F20 F21 Xenon Headlight Control Unit Module Lear TMS 7316145
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Part no. 9302159
BMW X1 E84 E87 E90 E91 E92 LCI Radio CD Professional DAB 9302159
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Part no. A1718204426
Mercedes W169 W245 Rain Light Sensor Control Unit Module A1718203726
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Part no. 9159808
BMW E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808
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Part no. A0051513901
Kompressor Mercedes W203 W211 M271 Petrol Engine Starter Motor A0051513901
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Part no. 3456760
Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Unit Head 3456760
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Part no. 9115488
IBS Cable BMW E60 Negative Battery Lead Wiring Harness Control Unit 9115488
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Part no. 9261614
BMW 1 2 Series F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Glacier Silver
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Part no. A0009002414
Module Fuel Pump Mercedes W205 C253 Control Module Unit A0009002414
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Part no. 7605031
BMW X5 X6 Series E70 E71 Transfer Box Control Unit Module ECU 7605031
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Part no. 9224589
BMW 1 Series E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9224589
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Part no. 9116264
BMW E60 E61 E63 E64 PDC Parking Control Module Unit ECU 9116264
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Part no. 9149080
BMW Mini Cooper R57 R57N Cabrio Aerial Roof Antenna Base 9149080
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Part no. 3456588-2
Mini R60 Countryman Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456588
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Part no. 9233036
PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Imperial Blau Blue A89
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Part no. 7599881-7
BMW E87 LCI E90 118i 318i Petrol N43 ECU Kit 7599881 DME CAS3 Key Manual
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Part no. 9136039
BMW E60 E63 Body Control Module ECU Control Unit 9136039
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Part no. 7258278
Headlight Module BMW F07 F10 LEAR TMS Headlamp Control Unit Module 7258278
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Part no. 7823291
Mini R55 R56 R57 LCI Alternator Generator Diesel 150A 7823291
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Part no. 9193110
BMW X5 Series E70 ECU Body Control Module Junction Box PL4 JBBFEII High 9193110
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Part no. 9305739
BMW X1 E84 ECU Body Control Module M PL2RR JBBFE IIIR Junction Box 9305739
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Part no. 6927704-1
BMW 5 Series E60 E60N E61 LCI Battery Cable Lead Positive Underfloor 6927704
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Part no. 9123087
BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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Part no. 7522234
Mini R50 R52 Battery Cable Negative Wire 7522234 7519551
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Part no. 9151976
BMW E60 E63 E64 On-board Navigation Monitor Display Screen 6,5"
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Part no. 6923945
BMW 5 6 SERIES E60 E60N E61 E61N E63 B terminal point engine compartment 6923945
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Part no. 5Q0959593B
Audi A3 8V Door Module Control Unit Front Driver Side 5Q0959593B
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Part no. 9161931
BMW E46 E83 Basic Body Control Unit Module GM5 Star12 9161931
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Part no. 9310461
Radio Player BMW F20 F21 F22 F30 F31 CD Bluetooth Head Unit Control 9310461
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Part no. 9262361
BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9262361
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Part no. 6906588
BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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Part no. 7570487-1
Mini Cooper One R50 R52 W10 Engine Starter Motor 7570487
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Part no. 9809381
Mini Cooper R60 Countryman High PL3 SPEG H6 Fuse Distribution Box 9809381
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Part no. A4478200087
Mercedes Sprinter W906 Connector AUX USB Adapter Port Socket A4478200087
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Part no. BK2T15607AC
Immobilizer Antenna Ford Transit MK8 Control Module Unit BK2T15607AC
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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. 9197159
BMW E81 NSW ECU Light Module Footwell Module PL2 FRM II 6135 9197159
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Part no. 6923945-2
BMW E60 E60N E61 E63 LCI B Terminal Point Engine Compartment 6923945
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Part no. 6965279
BMW E82 E88 E90 Switch Cluster Cruise Control Stalk Unit 6965279
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Part no. A0009829608
Mercedes W204 W212 W222 Auxiliary Additional Generator Battery A0009829608
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Part no. 6954276
Mini Cooper R50 One R53 S Drive Window Lifter Motor Front Right O/S 6954276
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Part no. 9244426
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 9219647
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Part no. 3414264
BMW X3 Series E83 E83N LCI Airbag Sensor Module B-pillar Crash Sensor 3414264
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Part no. A0009004802
Air Module Mercedes W639 W906 ECU Control Unit Crash Impact A0009004802
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Part no. 7490465
BMW F10 F20 F30 F31 Mini F55 F56 Seat Heating Module Control Unit ECU 7490465
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Part no. 7604782
Mini R55 R56 LCI R60 Alternator Generator Bosch 150A Petrol 7604782
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Part no. A9069006303
Mercedes W906 Fuse Box Control Unit Module ZGS Temic A9069006303
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Part no. 9292948
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9292948
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Part no. 7571142
Plus Cable Wiring Mini Cooper R55 R56 R57 Battery Lead Power Positive 7571142
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Part no. 9119428
BMW E46 E89 Mini R50 R52 Parking Control Module Unit PDC 9119428
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Part no. A0025422519
Mercedes W168 W169 W245 Blue Relay 4-Pin Tyco A0025422519
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Part no. 6827064-1
BMW E90 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. 6775949
BMW E90 E91 E92 Longitudinal Dynamic Module Cruise Control 6775949
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Part no. 5Q0959655N
Audi A3 8V Air Module Control Sensor SRS System ECU Unit 5Q0959655N
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Part no. 9866978
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9866978
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Part no. A0009061201
Exhaust Flap Control Mercedes C117 W176 W246 Actuator Drive Unit A0009061201
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Part no. 9218330
BMW E81 E87 E90 LCI E92 Navigation System Car Computer CIC 9218330
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Part no. 6975173
Bluetooth Module BMW E81 E87 E90 MULF Hands free Electronics Charging 6975173
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Part no. 9257152
Telematics Bluetooth BMW F10 F20 F22 F30 Combox GPS Control Unit Module 9257152
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Part no. A0009052804
Radar Sensor Mercedes W176 W207 W246 Front Control Unit Module A0009052804
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Part no. 6784314
BMW 5 7 Series E61 E61N LCI E65 Air Suspension Supply Control Unit 6784314
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Part no. rhd-7802567
BMW 3 Series E90 E91 E92 330d M57N2 Diesel Manual Engine Wiring Loom Harness
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Part no. 7595179-2
BMW 1 Series E81 E87 LCI N43 116i 2.0 Petrol ECU Kit 7595179 DME CAS3 Key
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Part no. 9160186
BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9160186
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Part no. 6989241
BMW X3 E60 E61 E83 PDC Parking Ultrasonic Sensor Rear Montegoblau Blue A51
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Part no. 9367673-1
Mini Cooper F55 F56 F57 LED Navigation Visual Boost 6,5" Display Screen
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Part no. rhd-9387548
Display Screen BMW F20 F21 LCI Navigation Infotainment System 8,8" 9387548
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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 .