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. 7555361-1
BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
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BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9366412
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BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384527
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BMW F10 Light Control Footwell Module ECU Unit FRM3 9251975
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BMW F46 KaFAS Camera Front Windscreen Parking Camera Module Unit 9384687
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BMW F20 F21 114i N13 Engine ECU DME Kit FEM + Key 8614302 Manual Gearbox
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BMW E87 E90 118i 318i N46 129HP Engine Control Unit ECU Kit DME 7552176 CAS2 Key
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BMW 1 3 Series E81 E87 E90 LCI Professional Navigation System Car Computer CIC
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BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315685
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BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9315684
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BMW E87 LCI E90 118i 318i Petrol N43 ECU Kit 7599881 DME CAS3 Key Manual
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BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
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BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7803372 CAS3 + Key
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BMW F23 F30 F32 220i 320i 420i N20 184HP Engine Module ECU DME 8664661 Automatic
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BMW F20 F30 116d 316d N47N 116HP Engine ECU Kit DDE 8574095 Key FEM Automatic
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BMW F20 F30 LCI 116d B37 116HP Engine Control ECU Kit DDE 8596362 Manual
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BMW E81 Footwell Light Module LOW PL2 FRM II 61359175649 9175649
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BMW 1 3 Series E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7807828 CAS3 + Key
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BMW F01 F02 F03 F04 Head Unit Radio Media Player Navigation 9244161
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BMW F10 Control Unit Box F07 F11 Engine Ventilation Housing Box 7555176
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BMW E60 E61 Front Right Door O/S Wiring Cables Harness 9175863
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BMW E92 Coupe Footwell Xenon Light Control Module Lear FRM3R PL2 9286882
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Battery Cable BMW F45 F46 Negative Lead IBS Wiring Harness 6821203
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Part no. 7557809-7
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 2 + Keys Manual
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BMW G30 F90 M5 Antenna Aerial Diversity Amplifier Unit 8703399
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BMW X3 F25 Front Seat Control Unit Module ECU Left Right N/O/S 9369123
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BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6982391
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BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 9286129
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BMW E81 E87 E91 Switch Cluster Steering Column Cruise Control 9121903
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Part no. 9200821
BMW E81 E87 E90 MULF Hands-free Electronics Charging Module 9200821
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Part no. 7545877
Battery Cable BMW E60 E61 E63 E64 N62N Alternator Starter Base B+ Lead 7545877
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Part no. 9387260
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9387260
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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. 7561684-2
BMW 3 5 Series E60 E90 E91 330i 530i N52 Engine ECU Kit DME CAS2 Key 7561684
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BMW F10 Light Module Control Unit ECU Lear ZGW-02 Mid Plus 9243212
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BMW G20 G21 G30 G11 X3 G01 X5 G05 Fuel Pump Control Unit Module ECU 7490824
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BMW X1 E84 Parking Control Module Unit PDC ECU 9252637
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BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
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Part no. 8663284-1
BMW F20 F30 F31 LCI 118i 318i B38 ECU Basic DME Control Unit 8663284 Manual
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BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Headunit Control 9281518
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BMW 1 3 X1 Z4 Series E81 E87 E88 E89 E90 E91 E92 E93 Radio Business CD 6952296
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BMW 5 Series E60 M-Audio System Controller Navigation Head Unit 6942637
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Part no. 7561834-16
BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Keys Automatic
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BMW F45 Alternator Generator 8680374
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BMW E87 E90 Radio Business CD Player Audio Control Unit E81 E91 9200101
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BMW X5 E53 X3 E83 Four Wheel Drive Transfer Box Control Unit Module 7550891
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Part no. 7811151-7
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Manual
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BMW E65 E66 Sensor B-Pillar Air Module Right O/S 6929561
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BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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Part no. 7807529
BMW E81 E87 LCI E90 E91 N47 DDE 7807529 Engine Control Unit Diesel ECU Manual
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BMW X3 Z4 E83 E85 E86 Radio Business CD Player Control Unit 9146710
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BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6870360
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BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU KIT DDE 8510829 CAS3 + Keys Manual
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BMW 3 5 7 X5 E39 E46 E53 E65 GPS Receiver Control Unit Module Japan 6905921
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BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9257200
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Part no. 9273187-1
Head Unit BMW E90 E91 Radio CD Player Navigation Sat Nav DAB Unit 9273187
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BMW F12 F13 X5 F15 Suspension Control Module VDC Control Unit 6883149
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BMW G11 G12 G29 G31 G38 Radio Remote Control Receiver Module Unit 7928461
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BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6973114
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Part no. 7579142-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7579142 CAS3 Key Automatic
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Part no. 8734748
Telematics Control Unit BMW F20 F31 LCI F32 Module ATM ECE 4G WLAN 8734748
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Part no. 9321016-1
BMW F10 F11 LCI On-Board Screen Central Information Display 10,25" 9321016
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Part no. 6955491
BMW 1 Series E87 ECU Footwell Light Module Control Unit PL2 FRMFA 6955491
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Part no. 8506444-2
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
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Part no. 9390491-2
BMW E90 Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491
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Part no. 9166707-1
BMW E87 Footwell Light Module Control Unit NSW PL2 FRM II Lear 9166707
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Part no. 9133083-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer 9133083
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Part no. 9197127
BMW X3 E83 Z4 E85 E86 Radio Business CD Player Multimedia Unit 9197127
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Part no. 6907435
BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
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Part no. 9302258
BMW 3 4 Series F30 F31 F32 Control Unit Top Rear Side View Camera 9302258
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Part no. 1025-03-1
BMW F32 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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Part no. 8589891
Starter Motor BMW G20 G21 G30 G31 G32 GT G11 B57 3.0 Diesel Engine 8589891
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Part no. 9176078
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9176078
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Part no. 9302931
BMW F01 F02 LCI Cable Loom Door Driver's Side Wiring Harness 9262859
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BMW E70 E90 E91 E92 DVB-T TV Tuner Module Control Unit Video FUBA 9240643
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BMW F46 LED Headlight Control Module Unit 1308310404
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Part no. 7811701-3
BMW E81 E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7811701 CAS3 + Key Manual
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Part no. 9241008-1
BMW E90 Max Brose Footwell Light Module Control Unit ECU FRM3R 9241008
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Part no. 6971370-1
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Part no. 7561834-12
BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
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BMW E39 E46 E53 6-disc CD Multi Changer Control Unit Modul With Magazine 6983335
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BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 90847906
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BMW 3 Series E90 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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Part no. 7533270-2
BMW E90 E81 E87 E85 Alternator Generator 150A N45 N46 Petrol Engine 7533270
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BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU Kit DDE 7807530 CAS 3 + 2 Keys
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Negative Lead Battery Cable BMW G11 G30 G31 X3 G01 IBS Wiring Harness 6840519
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Part no. 7811700-3
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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Part no. 7493232
Led Indicator Module BMW F32 F33 F36 F80 F82 F83 Light Signal Blinker 7493232
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BMW X5 E70 X6 E71 Control Unit Dynamic Drive Front Axle Suspension 6792659
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Part no. 9195246
Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246
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Part no. 3452217
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness 3452217 3452220
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Part no. 6920035
BMW X5 E53 Fuse Box Label Trim Cover Panel Sticker 6920035
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Part no. 7527072-7
BMW Z4 E85 2.5i M54 192HP Engine ECU Control Unit Module DME 7527072 Manual
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Part no. 7561684-10
BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic
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Part no. 4154935
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65124154935 4154935
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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. 7599881-19
BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 + 2 Keys
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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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Part no. 9170454
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9170454
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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 .