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. 7346699
BMW 3 4 Series F30 F82 M4 Carrier Mount Holder Backrest Left N/S 7346699
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Part no. 8386674
BMW 3 5 Series E46 F30 G30 G31 Battery Cable Negative Cable Minus Cable 8386674
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Head Unit BMW I3 I8 Mini F56 Navigation Sat Nav DAB High Control Module 9387561
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BMW 2 3 4 Series F22 F30 F31 F32 Battery Power B+ Distribution Box 9225022
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Radio Player BMW F10 F11 F20 F21 F25 F30 F31 Alpine CD Champ 2 Head Unit 9311296
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BMW 1 2 3 Series F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9299265
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Engine Wiring BMW F20 F30 N47S1 EU5 Loom Module Harness Cable 8507915
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Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402
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Part no. 9374510
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9374510
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Part no. 9298961
BMW 1 3 4 Series F20 F21 F30 F31 F32 Body Control Unit Module REM 9298961
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Part no. 7542934
BMW 5 6 7 Series E60 E61 E65 N62N Petrol Alternator Generator 180A 7542934
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Part no. 9292248-1
Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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Part no. 9395176
FEM Module BMW F20 F22 F30 F32 ECU Control Unit Fuse Box 9395176
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Part no. 8635808
Engine Wiring BMW F20 F30 F31 LCI B38 Loom Module 2 Harness Cable 8635808
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Part no. 7550967-1
BMW E81 E90 E91 E60 Petrol Alternator Generator 150A 7550967
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Part no. 6938106
BMW E65 E66 Steering Wheel Electronics Control Unit Module ECU 6938106
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Part no. 9253484
BMW 3 Series E90 LCI ECU Body Control Module H3 Junction Box 61359253484 9253484
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Part no. 7335274
BMW X5 E70 X6 E71 Module Control Unit Trunk LidRear Tailgate Lift 7317419
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Part no. 7259877-1
BMW F30 F80 M3 Rear Third Stoplamp Stop Lamp Brake Cover Trim 7259877
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Part no. 7543083-1
BMW 1 3 5 E60 E61 E87 E90 E91 N52 WAI Alternator Generator 155A 11077N
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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. 6953468
BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
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Part no. 7553166-5
BMW E60 E90 E91 N52 325i 525i 218HP Engine Control Unit ECU DME 7553166 Manual
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Part no. 8510832-2
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE 8510832 CAS3 + Key Manual
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Part no. 7812502-1
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7812502 + CAS3 + Key Manual
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Part no. 9253563
BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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Part no. 9145102
BMW E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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Part no. 6960226
Air Bag Module BMW E65 E66 Sensor Rear Seat Airbag Control Unit ECU 6960226
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Part no. 9170702
BMW 5 Series E60 E61 LCI CCC CD Sat Nav Head Player System Controller 9170702
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Part no. 9170717
BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9170717
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Part no. 9123091
BMW 1 3 Series E87 E90 E92 Navigation System Car Computer CCC 6955786
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Part no. 6960223
Airbag Module BMW E65 E66 Sensor Driver's Side Air Bag Control Unit 6960223
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Part no. 9159034
BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9159034
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Part no. 9143440
CD Changer BMW E65 E66 6-fold CD Disc Changer Without Magazine 9143440
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Part no. 6960943
Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
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Part no. 7805286-3
£BMW E92 E93 330d M57N2 231HP Engine ECU Kit DDE 7805286 + CAS3 + Key Automatic
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Part no. 6943437-2
BMW X3 E83 Z4 E85 E86 Radio Business CD Player Audio Head Unit 6943437
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Part no. 7580279-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit Engine DME 7580279 CAS3 Key Manual
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Part no. 9226331-1
BMW 3 Series E91 ECU Body Control Module Unit H2 61359226331 9226331
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Part no. 7797661
Alternator BMW X3 E53 X5 E83 M57N2 Generator Diesel Power 150A 7797661
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Part no. 9321016
On-Board Screen BMW F10 F11 LCI Central Information Display 10,25" 9321016
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Part no. 9380239
Gateway Module BMW F11 LCI Central Control Unit Lear ZGW-02 4SK 9380239
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Part no. 6906621-2
Fuse Box BMW E87 E90 E91 E92 E93 Power Distribution Front Control Unit 6906621
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Part no. 9181881
BMW X3 E83 Telematics Bluetooth Control Unit Module 9181881
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Part no. 9171347
BMW 5 X5 Series E61 E61 LCI E70 Telematics Bluetooth Control Unit Module 9171347
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Part no. 8630125
BMW F20 F21 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8630125 Manual
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Part no. 9865400
PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Assistant Control Unit 9865400
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Part no. 9114356
BMW E60 Dashboard Dash Onboard Display Monitor Screen 8.8" CCC
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Part no. 6962887
Air Module Sensor BMW Z4 E85 E64 B-Pillar Left N/S Crash Module ECU 6962887
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Part no. 8579785
BMW F20 F30 125d 325d N47S1 218HP Engine Control Unit ECU DDE 8579785 Manual
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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. 9251748
BMW E81 E87 E90 E91 E92 LCI Combox Telematics Module Navigation 9251748
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Part no. 9274570
BMW F20 Head Unit Navigation GPS Sat Nav Infotainment DAB High F10 F30 9274570
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Part no. 6946107
BMW 7 Series E65 E66 Driver Seat Airbag Sensor Control Unit Module 6946107
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Part no. 6960096
BMW 7 Series E65 E66 Dashboard Control Display Screen 8,8" 6960096 6967626
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Part no. 3452166
BMW X3 E83 Air Module Control Unit ECU 3452166
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Part no. 9281722
BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9281722
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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. 9298947
BMW E93 LCI ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9298947
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Part no. 9882602
Gearbox Cable BMW F90 M5 F91 M8 Engine Wiring Automatic Transmission 9882602
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Part no. 9223314-1
GPS Navigation BMW E81 E90 LCI Business System Car Infotaiment Computer CIC
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Part no. 7852338
Ventilation Valve BMW F90 M5 F91 M8 S63M Fuel Tank Pipe Cyl. 5-8 7852338
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Part no. 7856775
Injection Wiring BMW F90 M5 F91 M8 S63M Cyl. 5-8 Loom Valve Ignition 7856775
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Part no. 9110639
BMW 7 Series E65 E66 Dashboard EXCH Control Display Screen 8,8" 6960096 9110639
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Part no. 8780776
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 8780776
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Part no. 8573260
BMW F20 F21 114d 116d Diesel N47N Engine Control Unit DDE 8573260 Manual
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Part no. 9292948
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9292948
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Part no. 6975015-1
BMW X1 Z4 E81 E84 E87 E88 E89 E90 E91 E92 1 Radio Business CD 6975015
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Part no. 9302159
BMW X1 E84 E87 E90 E91 E92 LCI Radio CD Professional DAB 9302159
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Part no. 9357991
Head Unit BMW F10 F20 F30 Basis Media Navigation Headunit 9357991
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Part no. 9240528
BMW E92 Footwell Xenon Light Control Module Lear FRM3R PL2 9240528
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Part no. 1740374
BMW E34 E36 E39 E46 Starter Motor 1,4KW BOSCH 1740374
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Part no. 8657337
Starter Motor BMW F90 M5 G11 G30 Petrol Engine Starter Actuator DENSO 8657337
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Part no. 8509225
Alternator Generator BMW F30 F32 N57N Diesel Electrical Unit Denso 180A 8509225
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Part no. 9221719-1
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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Part no. 9237047-1
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9237047
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Part no. 6943834-1
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 9331211
BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
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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. 9366338
Dashboard Wiring BMW G30 G31 Front Centre Console Loom Harness 9366338
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Part no. 9316663
Seat Wiring BMW X3 F25 X4 F26 Cable Loom Harness Passenger's Side 9316662
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Part no. 6964263
BMW 3 Series E93 E93N Cabrio Module Bracket Holder CTM 6964263
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Part no. 9137056-1
BMW 5 7 Series 1 E60 E65 Sunroof Sliding Roof Drive Unit Motor Actuator
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Part no. 9273182-1
BMW X5 E70 Navigation System Car Computer CIC DAB X6 E71 9273182
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Part no. 9115360
BMW E65 E66 Control Unit Air Bag ECU Gateway Module Unit 9115360
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Part no. 7631587-1
BMW X5 E53 E81 E87 E90 LCI Battery Mounting Bracket Bolt Holder
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Part no. 9462542
BMW F20 F21 F30 F31 Mini F56 Air Conditioning Module A/C Control Unit 9462542
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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. 9205278-1
CD Radio Player BMW X3 Z4 E83 E85 E86 Radio Business CD Audio Unit 9205278
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Part no. 6801076
Front Subwoofer BMW F90 M5 G11 G30 Central Right O/S Bass Speaker HiFi 6801076
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Part no. 9259425
BMW F30 F31 F80 M3 F82 M4 Positive Battery Cable Plus Pole 9259425
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Part no. 5A0B302
BMW F20 F30 Mini F60 KAFAS 2 Camera Speed Control ECU Module Unit 5A0B302
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Part no. 6855189
VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6855189
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Part no. 9118823
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 9118823
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Part no. 6941589
BMW E60 Light Control Module Unit Lear LM E6X MAN.LWR Lear 6941589
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Part no. 7531992
BMW X5 E53 3.0i M54 Wiring Loom Harness Engine Automatic Gearbox 7531992
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Part no. 7531986
BMW X5 SERIES E53 3.0i M54 Engine Wiring Loom Harness Module 7531986
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Part no. 9111718
BMW 1 3 Series E81 E87 E90 Hands-Free Electronics Charging Module MULF 9111718
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Part no. 9364201
BMW G30 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9364201
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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 .