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. 7548769-2
BMW Z4 Series E85 2.5i Engine M54 192HP ECU Kit DME 7548769 EWS3 + Key Manual
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BMW E65 E66 6-Fold CD Disc Changer Player Unit Without Magazine 6974852
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Battery Cable BMW F12 F13 Underfloor Positive Plus Lead Wiring Harness 9151341
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BMW F10 F20 F30 Steering Wheel Module Electronics Control Unit 9209427
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BMW F30 316d N47N 116HP ECU Kit DDE 8573258 + Keys + FEM Manual
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Telematics Module BMW F10 F20 F30 Bluetooth Communications Control 2447522
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BMW F20 F21 LCI F36 F87 M2 N55 Cable Alternator Starter Base B Wiring 8621486
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BMW E46 318i M43 118HP Engine Unit ECU Kit DME 1430940 EWS3 Key Manual
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BMW 3 X5 Series E46 E53 3.0d Diesel M57 Alternator Generator 150A 2248296
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BMW G11 G30 Fuse Box Power Distribution Electrical Control Unit Box Rear 9393144
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BMW SEBANG AGM 12V Accumulator Battery 80Ah 800A 9381775 7555718
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BMW F20 F21 116d ed Diesel N47N 116HP ECU Kit DDE 8579482 + Key + FEM Manual
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BMW E90 E91 LCI N47N 320d 177HP Engine ECU Kit DDE 8512292 CAS3 + Key Manual
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BMW 5 Series E60 E61 Centre Console Switch Centre DTC PDC 6952477
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BMW E87 E90 E91 Radiator Fan Cable Harness Loom Wiring 6937515
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CD Player BMW E60 E61 E63 M-ASK M-Audio Radio System Controller 6965046
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BMW 3 Z3 Series E36 Electrical Fuse Relay Box Storage Trim 1387614
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Part no. 7577664
BMW E60 E61 LCI 550i N62N 367HP Engine Unit Module ECU DME 7577664 Manual
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BMW E60 E61 E63 E64 E65 E66 Dynamic Drive Control Unit Module 6773532
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BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM3R 9251488
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BMW X5 E53 Fuse Box Label Trim Cover Panel Sticker 6920035
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Part no. 6809050-1
BMW F20 F30 F36 Rear Electronic Module REM Fuse Box Control Unit V2 ECU 6809050
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BMW E46 Led Indicator Side Light Signal 7165845
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Part no. 5A130F8
PDC Module BMW G01 G02 G20 G21 Park Assistance Control Unit 5A130F8
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BMW E65 Door Cable Guide Rear Left N/S Wiring Loom Bracket Trim Cover 6907329
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BMW X5 E70 E90 LCI F20 Engine Wiring N55 Valvetronic Servomotor Cable 7592508
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BMW 3 X1 Series E84 E90 E91 Instrument Cluster Speedo Clocks Automatic 6964520
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Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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PDC Module BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6954007
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Part no. 5A23E05
BMW F40 M135iX B48E Petrol Engine Control Unit ECU DME 5A23E05 Automatic
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Part no. 6946104
BMW 7 Series E65 E66 Sensor Front Right Door Airbag O/S 6946104
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Part no. 7576719-1
BMW E90 E91 E92 E93 325i N53 218HP ECU Kit Control Unit DME 7576719 Automatic
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Part no. 2354706-1
BMW 1 3 X1 X3 E83 E84 E87 E90 E91 N45 N46 Petrol Enigne Starter Motor 1,1 kW
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Part no. 6937668
BMW X5 Series E53 Fuse Box Label Trim Cover Panel Sticker 6937668
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Part no. 9251727
BMW 1 Series F20 F21 Front Bumper PDC Loom Cables Wiring 9251727
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Part no. 9265835
Fuse Box Holder BMW X5 F15 X6 F16 Control Unit Module Bracket Carrier 9265835
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Part no. 9264625
Seat Wiring BMW F20 F30 F31 F34 Passenger's Side Cable Loom Harness 9264625
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Part no. 8518269-4
BMW E90 E91 LCI N47N 320d 184HP Engine Control ECU Kit DDE 8518269 + CAS3 + Keys
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Part no. 8571350
BMW 1 5 Series F10 F11 F20 F21 LCI B47 Starter Acoustic Vibration Plug 8571350
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Part no. 6902105
BMW X5 Series E53 Fuse Box Label Trim Cover Panel Sticker 6902105
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BMW 5 6 Series E60 E61 E63 E64 Carrier Plate Bracket Mount Module Unit 6949723
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Part no. 9392514
BMW F48 F49 Front Bumper PDC Wiring Loom Cable Harness 9392514
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Part no. 9270385
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270385
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Part no. 9257152-1
BMW F10 F20 F21 F22 F30 F31 Combox Telematics Bluetooth GPS Module Unit 9257152
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Part no. 8626472-1
BMW F20 F21 M135i N55 326HP Petrol Engine Control Unit ECU DME 8626472 Automatic
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Part no. 7581848-3
BMW E81 E87 LCI E90 116i 316i N45N ECU Kit DME CAS3 + Keys 7581848 Manual
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Part no. 6946108
BMW 7 Series E65 E66 E67 Sensor Rear Seat Airbag 6946108
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Part no. 7595179-14
BMW E81 E87 LCI 116i E90 E91 316i N43 122HP Engine ECU DME 7595179 Automatic
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BMW 1 Series F40 Holder BDC Body Domain Controller Control Unit 6835857
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Part no. rhd-7555157
BMW 5 6 Series F10 F11 Relay Fuse Auxiliary Box Holder Housing 7555157
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Part no. 9211840
BMW F01 Wiring Loom Cable Harness 9211840
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Part no. 8379502-1
BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8362337
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Part no. 6972569
BMW 5 Series E60 E61 Cable Loom Driver's Door Wiring Harness 6972569 6972564
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Part no. 7621178-3
BMW E81 E87 LCI E90 N43 118i 318i ECU Kit DME 7621178 CAS3 Keys Manual
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Part no. 4104215
BMW X5 Series E53 PDC Parking Control Module Unit PDC 4104215
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Part no. 9264973-1
BMW X5 E70 Seat Control Unit Module ECU 9264973
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Part no. 8514831
Engine Wiring BMW F30 F31 F32 F36 LCI 330d 430d N57N Loom Harness Cable 8514831
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Part no. 8571039
Engine Wiring BMW F20 F21 LCI B37 Injector Loom Harness Cable Module 8571039
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Part no. 6870078
Earth Ground Cable BMW G20 G21 G30 G31 G11 Line Strap Battery Lead 6870078
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Part no. 6958138-1
BMW Z4 E85 Positive Battery Clamp Fuse Box Cable Wiring 6958138
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Part no. 9197163
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM II 9197163
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Part no. 8507908
BMW F20 Gearbox Transmission Harness Wiring Loom Manual 8507908
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Part no. 6986081-2
CD Changer BMW E60 E61 E63 E64 Compact CD Changing Unit 6986081
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Part no. 8589170
Starter Harness BMW X3 G01 X4 G02 30dX 40dX B57 Cable Base B+ Loom 8589170
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Part no. 8512499-9
BMW 1 3 Series E87 E90 LCI N47 116d 316d Diesel ECU Kit DDE 8512499 CAS 3 Keys
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Part no. 8631725-5
BMW F30 F31 320i N20 184HP Engine Control Unit ECU DME 8631725 Automatic
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Part no. 9206973
BMW E60 E90 E91 X5 E70 Mini R56 FBAS Video Control Unit TV Tuner Module 9206973
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Part no. 7543157-6
BMW Z4 E85 2.2i M54 170HP Engine Control Module Unit ECU Set 7543157 Manual
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Part no. 7552203
Positive Cable BMW E60 E61 Battery Starter Alternator Plus 7552204
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Part no. 9897880
BMW F45 LCI 220i B48C 192HP Petrol Engine ECU DME 9897880 + BDC + Key Manual
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Part no. 7542529-2
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 7801124
BMW X5 E70 Alternator Generator Engine Unit Valeo 220A 14V 7801124
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Part no. 8626172-3
BMW F34 320i N20 184HP Engine Control ECU Kit Module DDE 8626172 FEM Key
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Part no. 8573257-7
BMW F30 F31 320d ed Diesel N47N 163HP ECU Kit DDE 8573257 + Key + FEM Automatic
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Part no. 8605144
BMW F20 F21 LCI F23 F30 F32 F33 Engine Wiring Loom Harness Cable 8605144
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Part no. 6923547
BMW E65 E66 6-fold CD Changer Multichanger Without Magazine 6923547
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Part no. 7540992-2
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A 7540992
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Part no. 8582280-1
BMW F20 F21 116d N47N 116HP ECU Kit DDE 8582280 Keys FEM Manual Transmission
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Seat Module BMW X4 F26 F20 F30 Front Driver Side Control Unit ECU 9250421
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Part no. 8639595-11
BMW F30 F31 F32 320i 420i N20 184HP Engine Control DME ECU 8639595 Automatic
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Part no. 8639582-3
BMW F30 335i F32 F33 435i N55 306HP Engine Control ECU Kit 8639582 Automatic
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Part no. 8573574-1
BMW F06 F12 F13 640d N57 313HP Engine ECU DDE Kit CAS4 + Key 8573574 Automatic
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Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
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BMW X5 E70 3.0si 272HP N52N ECU Engine Control Unit Kit DME 7576297 Automatic
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BMW F10 F11 F12 F13 N57N Diesel Alternator 210A Valeo 8515754
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Engine Module Wiring BMW F07 GT F10 F11 Diesel N57N Injectors Harness 7823755
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Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
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Starter BMW F10 F07GT F13 F03 X5 E70 Petrol N63 Starter Motor 1.6 KW 7556131
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BMW X5 F15 Wiring Front Right O/S Door Harness Loom 9365780
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BMW G20 Installation Cable Wiring Loom 8482365
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Part no. 7624621
BMW X1 F84 Starter Wiring Battery Alternator Cable Harness Loom 7624621
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Part no. 8610484-7
BMW F20 F21 116i F30 316i N13 136HP Engine Control Unit ECU DME 8610484 Key FEM
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Part no. 7616120
Alternator BMW F20 F21 F30 F31 F36 Petrol N55 Generator 210A 7616120
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BMW F21 ECU Body Control Module BCM Electronic Box 9374509
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BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8506374 CAS3 + Keys Manual
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BMW E65 E66 E67 Phone Transmitter Receiver Module ECU SIEMENS 6926472
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Part no. 7552393-2
BMW E60 E90 E91 N52 325i 525i Engine ECU Kit DME CAS2 + Key 7552393 Manual
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Part no. 7515391
Starter BMW E60 Starter Motor Bosch 7515391 0001108401
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Part no. 7561684
BMW 3 5 Series E60 E90 DME Petrol N52 Engine Control Unit ECU 7561684 Manual
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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 .