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. 9339314
BMW 4 Series F83 M4 Wiring Loom Cable Seat Passenger's Side Left N/S 9339314
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Part no. 9247465
BMW X5 E70 X6 E71 Body Control Unit Module Junction Box ECU 9247465
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BMW E87 E90 E91 118d 318d M47N2 Engine ECU Kit DDE CAS2 Key 7797216
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BMW X3 X5 E53 E83 Front Seat Adjustment Actuator Drive CRH 1-1968-01
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BMW X3 F25 Footwell Light Control Unit Module ECU FRM III TEMIC 6823594
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BMW F20 F30 F32 Mini F55 F56 F60 KAFAS 2 Camera Control Unit Module ECU 5A350D2
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BMW 1 Series E81 Body Control Module L2 61359264569 9264569
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Part no. 9261703
Audio Amplifier BMW F10 F11 F12 F13 Harman Kardon Top HIFI Sound Unit 9261703
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Part no. 6944962
BMW E60 E61 Centre Console Switch Centre DSC PDC 6944962
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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BMW F20 F21 F22 F30 F31 F32 F33 F36 Fan Motor Relay 9207913
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Part no. 7199819
Roof Module BMW Z4 E85 Roadster Cabrio Convertible Folding Top 7199819
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Part no. 6954007-1
PDC Module BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6954007
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Part no. 7811111-3
BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7811111 + EWS + Key Automatic
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Part no. 7928646
BMW F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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Part no. 6908950
BMW 3 5 X5 Series E39 E46 E53 6-disc CD Changer Without Magazine 6908949
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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. 9499001-1
BMW F20 F21 F22 F30 F31 F32 F33 F80 M3 Body Control Unit Module REM V5 9298962
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Part no. 7797661-3
BMW X3 X5 E53 E83 M57N2 Alternator Generator Diesel Power 150A 7797661
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Part no. 8380407
BMW X5 Series E53 Power Distribution Fusebox Cover Fuse Box 8380407
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Part no. 9177209-2
BMW 1 3 X1 E81 E82 E84 E87 E90 E91 E92 2 Radio Business CD Audio Player 9177209
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Part no. 8734753
Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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Part no. 9209183
Sound Speaker BMW X3 F20 F21 F25 Mid Range Stereo HiFi 9209183
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Part no. 9313933-2
BMW F06 Footwell Light Module Control Unit ECU FRM3 6992947
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Part no. 6960218
BMW E65 Passenger Seat Air Module Sensor Control Unit SRS 6960218
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Part no. 7794626
BMW X5 E53 3.0d M57N 218HP ECU Engine Control Unit DDE 7794626 Automatic
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Part no. 9197131
BMW X3 Z4 E83 E85 CID Control Unit CD Player Radio Audio System 9197131
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Part no. 9389658
BMW F20 F21 F22 Telematics Bluetooth Control Module Unit TCB ECE GPS 9389658
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Part no. 6922720-1
BMW 3 5 7 X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720 DAMAGE
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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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Part no. 7540686
BMW F20 M135i F30 335i N55 326HP Engine Control Unit ECU DME 7540686 Automatic
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Part no. E90 Wiring Loom Set PDC Rear-3
BMW 3 Series 3 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 6978714
BMW E61 Body Control Module ECU Unit KBM High 6978714
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Part no. 9230450-2
BMW E93 LCI Footwell Light Control Unit Module Lear FRM3R PL2 9230450
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Part no. 9319492
Air Module BMW X3 F25 F10 F11 F12 F13 ECU Control ECU Unit 9319492
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Part no. 9263948
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9263948
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Part no. 9286780
Module BMW E82 Junction Box Body Comfort Control Unit 9286780
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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. 8577839
BMW X3 F25 30dX Diesel N57N 258HP Engine Module ECU DDE 8577839 Automatic
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Part no. 9308366
BMW E93 LCI Convertible Light Module Footwell Module PL2 FRM3R Lear 9308366
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Part no. 9171217
BMW 3 Series E93 ECU Body Control Module H1 PL2 JBBFE Junction Box 9171217
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Part no. 8645325-1
BMW F20 F30 F32 F33 F34 B38 B48 Petrol Engine Alternator Generator 180A 8645325
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Part no. 7541335-3
BMW Z4 E85 3.0i M54 231HP Engine Control Unit Module ECU DME 7541335 Manual
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Part no. 9215952-1
BMW E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 9215952
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Part no. 9237047
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9237047
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Part no. 9118101
BMW 1 Series E81 E82 Driver Side Offside O/S Door Wiring Loom Harness 9118101
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Part no. 6771182
BMW E90 E91 E92 E93 Longitudinal Dynamic Module Cruise Control 6771182
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Part no. 7521383
BMW 3 E46 N42 316i 318i Petrol Engine Alternator Generator 110A Valeo 7521382
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Part no. 2448166
Amplifier BMW F30 F31 F32 F33 F34 F36 Active Sound Design Audio Module 2448166
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Part no. 6939664
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65126939664 6939664
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Part no. 7794582-1
BMW 3 Series E46 320d Diesel M47N 150HP ECU Kit DDE 7794582 + EWS3 + Key Manual
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Part no. 7621178-10
BMW E81 E88 E90 N43 118i 318i 143HP Engine Control ECU DME 7621178 Automatic
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Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
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Part no. 6875202
BMW F10 Touch Detection Module Steering Wheel Control Unit HOD F45 i3 6867308
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Part no. 9241694
Wiring Harness BMW F10 F11 Front Bumper PDC Wiring Loom Cable 9241694
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Part no. 6939655
BMW E60 E61 E63 E64 Micro Power Control Module MPM ECU 6939655
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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. 9138430
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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Part no. 7524109
BMW Z4 E85 Petrol M54 Wiring Loom Harness Engine Gearbox Manual 7524109
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Part no. 9191554
Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 9191554
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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. 9197317
BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
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Part no. 8573258-2
BMW F20 F30 F31 118d 318d N47N 143HP Engine Control Unit ECU DDE 8573258 Manual
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Part no. 7843335
BMW F10 M5 F12 M6 Engine Wiring Harness Valvetronic Servomotor Cyl.1-4 7843335
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Part no. 9257150
BMW F01 F02 F03 F10 F11 F20 F21 F30 F31 Bluetooth Module Combox Media 9257150
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Part no. 9872066
BMW X2 F39 F40 F44 F45 F46 F52 Air Quality AUC Sensor 9872066
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Part no. 7583225-1
BMW E81 E87 LCI E90 116i 316i 1.6 N43 ECU Kit DME 7583225 CAS3 Key Manual
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Part no. 6945231
BMW 7 Series E65 E66 E67 Diversity Antenna Tuner Amplifier
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Part no. 9281722
BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9281722
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Part no. 9204536-1
BMW E90 Footwell Light Module ECU Control Unit PL2 FRM Lear 9204536
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Part no. 9352130
BMW F33 Driver Side Seat Wiring Loom Electric Harness 9352158
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Part no. 6929562
BMW 7 Series E65 E66 Sensor B-Pillar Airbag Right O/S 6929562
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Part no. 8588681
Engine Wiring BMW X3 G01 X4 G02 B57 Diesel Module 2 Loom Harness 8588681
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Part no. 0-390-201-999
BMW 5 Series E60 E61 Front Seat Backrest Adjustment Bosh 0 390 201 999
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Part no. 8517015-1
BMW X5 E70 X6 E71 30dX Diesel N57 245HP ECU Kit DDE 8517015 CAS3 Key Automatic
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Part no. 6962720
BMW 7 Series E65 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6962720
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Part no. 9239155
BMW F01 F10 CIC Professional Sat Nav Infotainment Radio Head Unit 9239155
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Part no. 9313656-1
BMW 3 Series F30 F80 Boot Trunk Lid Tailgate Wiring Loom Harness Cable 9260012
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Part no. 9145349
BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
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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. 6963026
Body Control Unit BMW E46 E83 Basic Module GM5 Star12 6963026
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Part no. 6903096
BMW E46 Coupe Convertible Door Wiring Passenger Side Cable Harness Loom 6903096
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Part no. 9204526
BMW E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9204526
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Part no. 8589145-16
BMW F20 F21 F30 F31 118d 318d B47 150HP Engine Control ECU DDE 8473185 Manual
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Part no. 9249080-2
Footwell Module BMW E84 Light Control Unit ECU Lear FRM3R PL2 9249080
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Part no. 9197161
BMW 1 Series E82 ECU Footwell Light Module Control Unit PL2 FRMFA 9197161
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Part no. 9330542
BMW G30 G31 Fuse Distribution Box Holder Control Unit Bracket Carrier 9330542
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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. 9119496
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 9119496
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Part no. 8507136
BMW E90 LCI 330d N57 245HP ECU Engine Control Unit DME Automatic Gearbox
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Part no. 9159806
BMW E87 LCI Footwell Light Control Module ECU LOW PL2 FRM II 9159806
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Part no. 130002614-1
BMW X5 E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
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Part no. 8509035-6
BMW E60 LCI 530xd X5 E70 3.0xd M57N2 235HP Engine ECU Kit DDE 8509035 CAS3 + Key
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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. 7579142-7
BMW E87 LCI E90 118i 318i Petrol ECU Engine Control Kit N43 DME 7579142 CAS3 Key
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Part no. 9312471
BMW X6 71 Amplifier HiFi Stereo System Sound 9312471
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Part no. 7253188-2
BMW E92 Seat Covering Panel Sports Left Right Thigh Support Cover Black Leather
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Part no. 9130563
BMW E65 E66 Dashboard Control Display Screen 8,8" Control Unit 9130563
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Part no. 9175650
BMW 1 Series E81 NSW ECU Light Module Footwell Module PL2 FRM II 9175650
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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 .