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. 6917541
BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
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Part no. 6969011
BMW E60 E63 E64 Body Control Module ECU Control Unit 6969011
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Part no. 9374507-1
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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Part no. 7508054
BMW X5 E53 4.4i 4.6is M62 Water Cooled Alternator Generator 150A
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BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083
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Cover BMW F13 F12 F11 Engine Control Unit ECU Box Top Cover Shield 7555178
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Light Module BMW F10 LCI Control Footwell Lightning ECU Unit FRM3 9313930
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Part no. 6994554
Camera Control Module BMW F30 F32 F82 Top Rear View Unit 6994554
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Part no. 9231321
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 6,5" 9231321
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Part no. 8610006-1
Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. 9204536-2
BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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Part no. 9118469
BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
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Part no. 7621178-12
BMW E81 E87 LCI E90 N43 116i 316i 2.0 122 HP Engine Unit ECU DME 7621178 Manual
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Part no. 6913150
BMW 7 Series E65 Door wiring harness mod. carrier rear right O/S
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Part no. 8574351-5
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Part no. 8518802
BMW F30 F31 330dX N57N Engine Gearbox Module Wiring Cable Loom Harness 8518802
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Part no. 6819950-1
BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6819950
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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. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 6973983
BMW E60 E81 E87 E90 Snap-in Adapter Basic Telephone NOKIA 6230I
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Part no. 6317177
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 6317177
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Part no. 7545046-1
BMW 1 3 Series E87 E90 ECU N45 116i 316i Engine Motor Control Unit DME 7545046
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Part no. 7809944-6
BMW X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 7809944 CAS3 + Key Automatic
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Part no. 7809000-2
BMW 1 3 Series E81 E87N E90 N47 Kit Diesel Engine DDE Control Unit ECU 7809000
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Part no. 8595355
BMW G11 G12 G30 G32 G14 Starter Cable Alternator Cable Starter-Base B+ 8595355
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Part no. 3417859
BMW X3 E83 2.0d Diesel M47N2 Engine Wiring Loom Harness 3417859
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Part no. 6868255
Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255
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Part no. 9383069
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9383069
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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. 9362395-1
REM Control Unit BMW F20 F30 F31 F34 Electrical Body Control Module V2 9362395
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Part no. 8636068
Engine Wiring BMW F20 120i F30 320i 330i LCI B48 Cable Loom Harness 8636068
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Part no. 8655341
BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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Part no. 8570673
BMW F07 F10 Alternator Generator 221A Valeo N57N N57Z Diesel Engine 8570672
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Part no. 8794119
BMW F20 F21 F30 F31 LCI Professional Navigation Sat Nav Unit Head Unit 8794119
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Part no. 7809955-1
BMW E60 E90 E91 E92 LCI 335D 535d M57N2 Engine ECU KIT DDE 7809955 + CAS3 + Key
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Part no. 7123023
BMW Z4 Series E85 Emergency Release Folding Top 7123023
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Part no. 8373945
BMW E46 Saloon Petrol Positive Battery Cable Plus Pole Lead Wiring 8373945
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Part no. 9298960
REM Module BMW F20 F21 F30 F31 F32 Body Control Unit 9298960
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Part no. 8576341-8
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Unit ECU DDE 8576341 Automatic
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Part no. 9210510-1
BMW E81 E82 E87 LCI E90 Radio Business CD Player Unit 9210510
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Part no. 7621178-4
BMW E81 E87 LCI E90 N43 118i 318i Engine Control Unit ECU DME 7621178 Manual
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Part no. 9187536
BMW 3 Series E90N E90 LCI ECU Body Control Module H1 61359187536 9187536
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Part no. 6938058
BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Amplifier Module 868MHZ
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Part no. 8591073
BMW F20 F30 LCI 120d 320d ed B47 163HP Engine ECU Unit DDE 8591073 Manual
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Part no. 6962678
BMW E81 E87 E91 Switch Cluster Steering Column Wiper Stalk 6962678
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Part no. 6828076
BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477
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Part no. 8578115-1
BMW F10 F11 535d F13 640d N57Z 313HP ECU Kit DDE 8578115 Key CAS4 Automatic
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Part no. 8382454
BMW E39 523i Petrol M52 Immobiliser EWS 3 Control Module Siemens 8382454
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Part no. 7296109
BMW F33 F83 M4 Rear Third Stoplamp Stop Lamp Brake Light Red 7296109
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Part no. 9273188
BMW E81 E87 E90 LCI Professional Navigation Car Radio Player CIC 9273188
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Part no. 9290989-1
BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9290989
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Part no. 9384222
Body Module BMW X3 F25 X4 F26 Control Unit Junction Box JBBFE 3 9384222
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Part no. 6977759-1
BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6977759
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Part no. 9166376
BMW X3 E83 Z4 E85 CID Control Unit CD Player Radio Audio System 9166376
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Part no. 9160190
BMW 3 Series E93 ECU Body Control Module H3 Junction Box PL2 JBBFE II 9160190
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Part no. 7806987-5
BMW E60 LCI E90 E91 325d 525d Engine M57N2 197HP ECU Kit DDE 7806987 CAS3 + Key
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Part no. 9355750
BDC Module BMW X5 F15 Body Domain Controller BDC Unit 9355750
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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. 9229740
BMW E60 E81 E87 LCI E90 Hands Free Bluetooth Module High MULF2 9229740
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Part no. 7799856-1
BMW 3 5 Series E60 E61 E90 330D 530d M57N2 Engine ECU KIT DDE CAS +Key 7799856
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Part no. 9287535-1
Key Reading Module BMW E60 E61 E81 E87 E90 E91 CAS 3 ECU Control Unit 9287535
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Part no. 7583225-17
BMW 1 3 Series E81 E87 LCI 116i 1.6 N43 (122HP) ECU Kit DME CAS3 Key 7583225
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Part no. 6953773-1
BMW E60 E61 CCC CD Professional Navigation Controller 6953773 SPARES OR REPAIR
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Part no. 9891562
Seat module BMW G11 G20 G30 G01 G02 Seat Control Unit Module ECU 9891562
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Part no. 6965047-1
BMW E87 E90 M-Audio System Controller Navigation Business 6965047
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Part no. 6922265
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver-Side 6922265
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Part no. 6940422
BMW E60 E61 Front Seat Occupancy Sensor Mat 6940422
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Part no. 2240952
BMW E60 E61 MINI R50 Rear Bumper PDC Ultrasonic Sensor Hyper Blue
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Part no. 9263803-2
BMW E90 Max Brose Footwell Light Module Control Unit FRM3R 9263803
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Part no. 6934837
BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit Module 6934837
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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. 9166707
BMW E87 LCI Light Module NSW LCM Footwell Module PL2 FRM II 9166707
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Part no. 8586571
BMW 1 3 F20 F30 LCI B47 Engine Gearbox Module Wiring Cable Loom Harness 8586571
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Part no. 7809002-1
BMW E81 E82 E87 LCI N47S 123d Engine Control Unit DDE 7809002 Manual
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Part no. 7811701-2
BMW 1 3 Series E87 LCI E90 E91 N47 DDE 7811701 Engine Control Unit Diesel ECU
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Part no. 9177871
BMW E60 LCI E61 Map Fuse Box Grouping Diagram Card 9156547
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Part no. 6971353
BMW X3 E46 E83 Navigation Computer GPS System DVD Player Unit 6971353
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Part no. 9186177
BMW E60 E61 E65 E87 E90 Trailer Towing Control Module AHM 4R 9186177
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Part no. 6913080
BMW E46 Passenger Front Door Wiring Loom Cable Harness 6913078 6913080
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Part no. 9196020
BMW F22 F23 Active Front Bumper Sensor Pedestrian Protection Unit 9196020
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Part no. 6907646
BMW 7 SERIES E65 E66 E67 Loudspeaker Box Right O/S 6907646
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Part no. 9196669-1
BMW E81 E87 E90 E91 E92 6-Disc CD Changer With Magazine 9196669
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Part no. 8509035-1
BMW E60 LCI 530d X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 8509035 CAS3 + Key
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Part no. 6822625
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 8,8" 6822625
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Part no. 9240351-2
BMW F11 Touring Trunk Lid Rear Reversing Camera Cable Wiring 9240351 9182930
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Part no. 6943797
BMW E60 E61 E63 E64 CAS2 ECU Control Unit Module 6943797 61356943797
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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. 9177209
Radio Business CD BMW E81 E82 X1 E84 E87 E89 E90 E91 E92 Radio 9177209
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Part no. 9203081-2
BMW 5 Series E60 LCI Light Control Unit Module LEAR LM II E6X LWR 9203081
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Part no. 6907395
BMW X5 Series E53 Electrical Power Distribution Fuse Box 6907395
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Part no. 9133625
BMW E93 Convertible Rear Bumper PDC Cables Wiring Loom Set 9133625
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Part no. 9230046
BMW 1 2 SERIES F20 F20N F21 F22 UNDER CAR POSITIVE BATTERY LEAD CABLE 9230046
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Part no. 9399431
BMW F10 LCI F20 F21 F30 F31 DAB Bluetooth Head Control Unit Basic Module 9399431
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Part no. 9123087
BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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Part no. 9145103
BMW E60 E63 E64 On-Board Navigation Monitor Display Screen 6,5" 9145103
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Part no. 1 301 328 884
BMW 3 Series E92 LCI Headlight Inner LED Module Unit 1301328884 1307329329
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Part no. 9226238-1
BMW E60 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 9226238
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Part no. 9186170
BMW 5 6 Series E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9186170
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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 .