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. 9133144-1
BMW 5 Series E60 Body Gateway Module KGM LOW LEAR 9133144
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Part no. 6875202
BMW F10 Touch Detection Module Steering Wheel Control Unit HOD F45 i3 6867308
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BMW X3 E46 E60 LCI E83 E87 Starter Motor 2.0KW Diesel M47N2 7787354
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BMW X5 E53 Support Bracket Navigation Computer 8385987
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BMW F10 F11 520d ed N47N 184HP Engine ECU Kit DDE 8517862 Key CAS4 Manual
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BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7577968 Manual
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Part no. 8385157-1
BMW X3 3 Series E46 E83 LCI 1 Start Point Housing Bracket Base B 8385157
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Part no. 9186211
BMW X5 E70 M Audio Professional Radio CD Player Navigation Head Unit 9186211
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Bass Speaker BMW F30 F31 F32 Central Subwoofer Harman Kardon Left N/S 9210151
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BMW E90 LCI Footwell Light Control Module Lear FRM3R PL2 LED 9240532
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BMW 1 3 Series F20 F21 F30 F31 LCI Navigation Sat Nav Head Unit High 6819420
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Part no. 9380966
Negative Cable BMW X5 F15 X6 F16 Battery Boot Negative Lead Sensor 9380966
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BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6938310
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BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit 6934122
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Part no. 7524843-1
BMW E81 E82 E83 E84 E85 E87 E90 Petrol Denso Starter Motor 7524843
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Part no. 9134662
BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662
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Part no. 9187647
BMW E82 E90 E92 LCI Antenna Amplifier Diversity 9187647
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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. 9151341
Battery Cable BMW F12 F13 Underfloor Positive Plus Lead Wiring Harness 9151341
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Part no. 6986081-1
BMW 5 6 Series E60 E61 E63 6-disc Compact CD Changer Without Magazine 6986081
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Part no. 7607975
Engine Harness BMW F20 F21 F30 F31 Petrol N13 Sensor Module 1 Wiring 7607975
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Part no. 7447895
Fuel Pump Module BMW F20 F21 F30 F31 N13 Petrol Control Unit 7447895
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Part no. 9226347-1
BMW E81 E90 LCI Business System Car Infotaiment CD Player Head Unit CIC 9226347
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Part no. 9189850
BMW Z4 Series E89 Convertible Positive Battery Cable Wiring Lead 9189850
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Part no. 9251701
BMW F20 F21 F30 F32 CIC Display Screen Connecting Cable Wiring Loom Lead 9251701
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Part no. 6942676
BMW X3 X5 Series E53 E83 PDC Parking Distance Control Unit Active Module 6942676
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Part no. 6939710
BMW 5 6 Series E60 E61 E63 E64 Passenger Door Airbag Control Module N/S 6939710
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Part no. 6905874
BMW X5 E53 Light Check Module Control Unit ECU Lear LCM III W / MAN. LWR 6905874
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Part no. 7555361-8
BMW E60 E90 N52 325i 525i 218HP Engine ECU Kit DME 7555361 CAS2 Key Automatic
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Part no. 7591534-1
Control Unit BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 9220695
BMW X5 X6 E70 E71 Control Unit Module Top Rear Side View Camera 9220695
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Part no. 6820696
BMW F30 F31 F32 Control Unit Module Active Sound Design 6820696
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Part no. 7565300
BMW Z4 E85 2.0i N46 150HP Engine Control Unit ECU DME Manual 7565300
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Part no. 9283429
BMW E90 E91 E92 E93 LCI Radio CD Player Multimedia Head Unit 9283429
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Part no. 7553166-2
BMW E60 E90 330i 530i N52 258HP ECU Kit DME 7553166 + CAS2 + 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. 6921980-1
Door Module BMW E65 E66 Door Control Unit ECU TFT Rear Left N/S 6922263
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Part no. 6781406-1
BMW 3 5 6 Series E60 M5 E64 M6 E90 E93 M3 Accelerating Sensor
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Part no. 6908529
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6908529
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Part no. 7609656-2
BMW Z4 E89 Roadster 30i N52N 258HP Engine Control Unit ECU DME 7609656 Automatic
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Part no. 9294196
BMW X3 F25 Sat Navi Radio CD Player Head Unit 9294196
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Part no. 6777641-2
BMW X5 E70 E81 E87 E90 E91 E92 E93 Air Module Wiring Steering Wheel Loom 6777641
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Part no. 9312768
BMW F06 F07 F10 F11 Comfort Module Body Control Unit Module BCM Unit ECU 9312768
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Part no. 9173686-2
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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Part no. 9423397
AdBlue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 9423397
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Part no. 9394665
BMW F10 Footwell Light Module Control Unit ECU 9394665
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Part no. 8804457
BMW F20 F21 F22 F30 F31 LCI Head Unit Media DAB Navigation Professional 8804457
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Part no. 7555926-1
BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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Part no. 6832924
BMW 4 Series F33 F83 M4 Switch Folding Top Sliding Up Down Roof 9366374
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Part no. 6989396
BMW 3 5 Series 4 E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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Part no. 6887754
Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6887754
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Part no. 7579142-13
BMW 1 3 Series E87 LCI E90 120i 320i Petrol ECU Kit N43 DME 7579142 CAS3 Key
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Part no. 8506375-2
BMW E81 E87 E90 E91 LCI 118d 318d N47 Diesel ECU KIT DDE 8506375 CAS3 + 2 Keys
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Part no. 9147220
BMW E60 E81 E82 E87 E90 E91 E92 ECU Key Reading Module Control Unit CAS3 9147220
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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. 9166711-1
BMW E91 Footwell Light Control Module ECU NSW PL2 FRM II 9166711
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Part no. 9142218-SBG
BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silbergrau - A08 9139866 SET X2
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Part no. 9132254
BMW Z4 E85 E86 CID Control Unit CD Player Radio Audio System 9132254
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Part no. 9168835
BMW 5 Series E61 Touring Body Control Module ECU Unit KBM High 9168835
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Part no. 8705960
Navigation Headunit BMW F20 F21 F30 F31 LCI Radio Sat Nav Unit 8705960
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Part no. 9216275
BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business 9216275
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Part no. 9116255
BMW E60 E61 Touring Light Module Control Unit ECU LM MAN.LWR 9116255
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Part no. 9317941-1
On-Board Screen BMW F45 F46 Central Information Display Monitor 6,5" 9317941
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Part no. 7510638
BMW X5 E53 E60 E65 Integrated Relay Power Supply Module 7510638
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Part no. 7792072-1
BMW E60 E61 E65 Compact Alternator Generator Valeo 170A 7792072
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Part no. 7521534
BMW 1 3 5 Series E60 E81 E87 E90 Locking Bracket Cable Harness Fixings 7521534
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Part no. 9200821
BMW E81 E87 E90 MULF Hands-free Electronics Charging Module 9200821
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Part no. 9159813
BMW E81 Light Module NSW Footwell Module PL2 FRM II 9159813
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Part no. 7823651
BMW F10 F11 Engine Wiring Loom Cable Harness Injector Module 520d N47N 7823651
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Part no. 6801509
Wireless Charger BMW F90 M5 G30 Centre Console Phone Module Unit 6801509
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Part no. 8596362-9
BMW F20 F30 LCI 116d B37 116HP Engine Control Module ECU DDE 8596362 Manual
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Part no. 9364201
BMW G30 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9364201
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Part no. 9183564
BMW E61 E61N LCI Antenna Amplifier Diversity 868 MHZ 9183564 6985531 6934478
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Part no. 9197162
BMW 1 Series E81 Footwell ECU Light Control Module LOW PL2 FRM II Lear 9197162
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Part no. 9269956
BMW X1 Series E84 Cable Loom Door Passenger Side Wiring Harness 9269948
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Part no. E92-PDC-WIRING-LOOM-HARNESS-REAR-BUMPER-1
BMW E92 LCI PDC Wiring Loom Harness Rear Bumper
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Part no. 6927931
BMW 5 6 Series E60 E61 E63 E64 Control Unit Module CAS 2 CAS2 6927931
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Part no. 7811702-3
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
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Part no. 5A24036-1
BMW F20 F21 F30 F31 LCI F32 Navigation Sat Nav Computer Head Unit 5A24036
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Part no. 6787836-1
BMW E81 E87 LCI E90 LCI ABS DSC Module Pump Wiring Harness Cable 6954572
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Part no. 8586569
BMW F20 F21 F30 F31 LCI Gearbox Transmission Harness Wiring Loom Cable 8586569
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Part no. 7243562
BMW F20 F30 Sport Seat Front Heating Mat Element F21 F31 F32 7243562
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Part no. 2354701
BMW E60 E65 E70 E81 E87 E90 F10 Engine Starter Motor 2354701
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Part no. 8587952
BMW F20 F21 F30 LCI 120d 320d B47 Diesel ECU Engine Unit DDE 8587952 Automatic
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Part no. 7533651-3
BMW 5 Series E60 520i M54 170HP ECU Kit DME 7533651 + CAS2 + Key Automatic
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Part no. 7599881-5
BMW E81 E87 LCI 116i 2.0 Engine Petrol N43 ECU Kit DME 7599881 CAS3 Key Manual
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Part no. 6957528
BMW 5 6 E60 E63 LCI Body Control Module ECU Control Unit KBM Basis 6957528
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Part no. 9160187
BMW 1 Series E81 Body Control Module ECU L2 PL2 JBBFE II Junction Box 9160187
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Part no. 6964602
BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6964602
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Part no. 7823422-1
BMW 1 3 Series E81 E87 E90 LCI 118d 318d N47 Diesel ECU Kit DDE CAS3 Key 7823422
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Part no. 9203082
BMW E60 E63 E65 Adaptive Light Control Unit Module LM E6X AHL 9203082
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Part no. 8506951-1
BMW E60 LCI E90 325d 525d M57N2 ECU Kit Basic Control Unit DDE 8506951 CAS3 Key
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Part no. 9186477
BMW F07 F12 F13 LCI Camera System Unit Module Bracket Holder Mount 9186477
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Part no. 9891698
PDC Module BMW G30 G31 G11 X3 G01 Parking Assistant Control Unit 9891698
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Part no. 7543083-3
Alternator BMW E60 E61 E87 E90 E91 N52 Generator 155A Bosch LRA02970
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Part no. 7573863
BMW E60 E90 E92 335i 535i N54 306HP Petrol Engine Control Unit ECU DME 7573863
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Part no. 9145162
BMW E93 Hifi System Amplifier Sound System Amp 9145162
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Part no. 7806976
BMW E60 LCI E90 330d 530d M57N2 235HP Engine Control ECU DDE 7806976 Automatic
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Part no. 9119494
BMW E87 ECU Junction Box Body Control Module L2 61359119494 9119494
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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 .