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. 9163160
Door Cable BMW E60 E61 Rear Left Right N/O/S Wiring Harness 9163160
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Part no. 6984754-13
BMW E92 Coupe Rear Lamp Light Side Panel Left N/S Plug Socket Wiring 6984754
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Part no. 9177199-2
Radio Player BMW E81 E87 E90 E91 E92 Radio Professional CD Control Unit 9177199
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Part no. 7559178
BMW E60 E63 E65 E85 E87 E90 E91 N52 Engine ECU DME 7559178 Automatic Gearbox
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Part no. 6913389-2
BMW X3 E83 X5 E53 Z4 E85 6-Disc CD Changer Multichanger With Magazine 6913389
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Part no. 1440315
BMW X5 Series E53 Wiring Loom Harness Engine Gearbox Module Petrol M62 Automatic
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Part no. 8791781
Basic Navigation BMW F45 X1 F48 Mini F55 F56 F57 Radio Stereo Head Unit 8791781
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Part no. 5A562D6
Smart Opener BMW G07 F48 F49 X1 LCI Lid Boot Hatch Trunk Tailgate Module 5A562D6
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Part no. 6916693
BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6958040
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Part no. 9267455
BMW F01 F02 ECU Body Control Module Junction Box JBBFEIIIR LP 9267455
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Part no. 9313928
Light Module BMW F01 Control Footwell Lightning ECU Unit FRM3 9313928
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Part no. 7574544-2
BMW 3 Series E90 E91 E92 N52N 325i 218HP ECU Kit DME CAS3 + Key 7574544 Manual
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Part no. 9282072
BMW 5 Series F10 F11 Cable Loom Door Passenger Side Wiring Harness 9256002
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Part no. 9281688-2
On-Board Screen BMW F30 F31 Central Information Display Monitor 8,8" 9281688
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Part no. 9302257
Reversing Camera ECU BMW F07 F25 Rear View Camera Control Unit Module 9302257
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Part no. 6969281
BMW 1 3 X1 Series E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6969281
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Part no. 7551615-1
BMW X5 E53 M54 3.0i 231HP Engine ECU Kit DME 7551615 EWS4 + Key Automatic
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Part no. 9349898
BMW i3 I01 Door Wiring Front Left N/S Door Cable Harness Wiring 9349898 9349204
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Part no. 7794650-2
BMW E60 E61 530d Diesel M57N 218HP ECU Control Kit DDE 7794650 CAS2 Key Manual
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Part no. 7571510-1
BMW Z4 Series E85 Roadster 2.5i N52 177HP ECU Kit DME 7571510 EWS + Key Manual
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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. 7811151-2
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Kit DDE 7811151 CAS3 Key
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Part no. 6788598
BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022189
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Part no. 9304007
BMW G30 Seat Occupancy Sensor Mat Passenger Side Control Unit Module 9304007
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Part no. 9221109-1
BMW E61 LCI Body Gateway Module Unit KGM E6X High 28 D-Can Lear 9221109
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Part no. 7567321-3
BMW E81 E87 LCI 116i 1.6 N45N 115HP Control Unit ECU Kit DME 7567321 CAS3 Keys
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Part no. 9247480
BMW X3 F25 CAS4 Key Reading Module Unit Control ECU 6809374
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Part no. 9240521
Wiring BMW F12 Front Bumper PDC Wiring Park Assist Sensor Harness 9240521
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Part no. 9247474-2
BMW E90 LCI ECU Body Control Module H3 Junction Box PL2RR JBBFE IIIR 9247474
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Part no. 9110639-1
BMW 7 Series E65 E66 Dashboard EXCH Control Display Screen 8,8" 9110639
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Part no. 7794218-1
BMW E60 E61 530d Diesel M57N 218HP ECU Kit DDE 7794218 + CAS2 + Key Automatic
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Part no. 8715339-1
Dashboard Monitor BMW G30 G31 Onboard Central Display Screen 10,25" 8715339
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Part no. 7549387-3
BMW E60 525i M54 192HP Engine Control ECU Kit DME 7549387 CAS2 Key Automatic
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Part no. 6942693-1
Light Module BMW X5 E53 Check Control Unit ECU Lear LCM IV AUTO.LWR 6942693
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Part no. 8518424-5
BMW F20 F30 118d 318d N47N 143HP Engine ECU Kit DDE 8518424 FEM + Key Manual
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Part no. 7586940-3
BMW E60 LCI 525i E90 E91 325i N53 218HP ECU Kit DME 7586940 CAS3 + Keys Manual
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Part no. 9476858
Airbag Module BMW G20 G21 SRS Control Unit Module ECU 9476858
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Part no. 9349908
BMW i3 I01 Door Wiring Front Right O/S Door Cable Harness Wiring 9349908
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Part no. 9364819-2
BMW E92 ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9364819
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Part no. 8591073-10
BMW F20 F30 LCI 118d 318d B47 Engine ECU Control Unit DDE 8591073 Automatic
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Part no. 9311564
BMW F12 Convertible Folding Top Roof ECU Module Control Unit CVM 9311564
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Part no. 7555361-7
BMW E60 E61 E90 E91 330i 530i Petrol N52 ECU Kit DME 7555361 CAS2 Key Automatic
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Part no. 8579748-1
BMW F10 F11 535d F13 640d N57Z 313HP ECU Kit DDE 8578115 Key + CAS4 Automatic
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Part no. 6946111
BMW 7 SERIES E65 E66 E67 Sensor, B-pillar left airbag N/S 65776946111 6946111
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Part no. 9251426
BMW i3 I01 KaFAS Camera Speed Limit Control ECU Module Unit Front 9251426
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Part no. 9230445
BMW 3 Series E90 Footwell Light Control Module Lear FRM3R PL2 9230445
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Part no. 8632594
BMW F45 Mini F60 High Voltage Battery Wiring Cable Wire Harness Pos Neg 8632594
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Part no. 8639595-10
BMW F20 F23 220i Petrol N20 ECU DME Engine Control Unit Module 8617551 Manual
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Part no. 6942100
BMW E60 Air Module Control Unit Gateway Sensor B Pillar Right O/S 6942100
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Part no. 8781423
BMW F30 Fuse Box Front Body Control Module ECU BCM Unit 8781423
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Part no. 7604567-1
BMW E60 LCI E90 E91 325i 525i N53 218HP ECU Kit DME 7604567 CAS3 + Key Manual
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Part no. 5A11E72
BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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Part no. 9192740-1
BMW X6 E71 ECU Body Control Module Junction Box PL4 JBBFE II 9192740
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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. 6953424-4
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
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Part no. 7555361
BMW E60 E90 E91 N52 325i 525i 218HP ECU DME 7555361 Engine Control Unit Manual
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Part no. 7808405
BMW E60 E61 535d M57N Engine Control ECU Engine Control DDE 7808405 Automatic
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Part no. 9291962
BMW F20 Door Wiring Front Passenger Door Cable Loom Harness Wiring 9291962
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Part no. 7401878
BMW F30 F31 LCI Front LED Headlight Vertical Actuator Left Right N/O/S 7401878
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Part no. 9207852
BMW X5 X6 Series E70 E71 Cable Loom Door Front Passenger Wiring Harness 6900922
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Part no. 8509758-1
BMW F01 740d N57S Engine Control Unit ECU Kit DME 8509758 CAS4 Key Automatic
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Part no. 7803372-5
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7803372 CAS3 + Key
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Part no. 8386398
BMW X5 Series E53 Connection Cable CD-Changer 8386398
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Part no. 5A4CE55
BMW G20 Radio Audio Amplifier Remote Receiver Control Module Unit 5A4CE55
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Part no. 6928990-3
Battery Cable BMW E63 E64 Positive Plus Pole Lead 6928990
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Part no. 9181463
BMW 1 X4 X5 Series F20 F21 F25 F26 Antenna Aerial Diversity Trap Circuit 9181463
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Part no. 7573863-2
BMW E90 E92 335i Petrol N54 ECU Kit Control Unit DME 7573863 CAS3 Keys Automatic
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Part no. rhd-7558200
Engine Wiring BMW E60 E61 E63 N62N Ignition Loom Harness Cable 7558200
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Part no. 3453809
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness Cables Set 3453809
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Part no. 8509036-2
BMW X6 E71 35dX M57N2 286HP Engine ECU Unit DDE 8509036 CAS3 Key Automatic
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Part no. 7565300-17
BMW E87 E90 E91 118i 318i N46 129HP ECU Kit DME 7565300 + CAS2 + Key Automatic
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Part no. 5A07A51
BMW 1 Series F40 Rear Bumper PDC Cables Wiring Loom Set 5A07A51
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Part no. 5A0DB23
AdBlue Control Unit BMW G20 X3 G01 X4 G02 Module ECU 5A0DB23
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Part no. 6889573
VDP Module BMW G11 G12 Rear Dynamic Air Suspension High2 Unit Module 6889573
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Part no. 6957126
BMW 3 Series E92 Front Left N/S Door Wiring Cables Harness Loom 6957124
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Part no. 7532140-5
BMW E65 730i M54 231HP Engine Control Unit Module ECU DME 7532140 Automatic
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Part no. 8798216
BMW F20 F21 F22 F30 F31 Head Unit Media DAB Navigation Business Headunit 8798216
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Part no. 8734753
Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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Part no. 7545150
BMW X5 Series E53 3.0i M54 231HP ECU Engine Control Unit DME 7545150 Automatic
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Part no. 9138471
Body Control Module BMW X5 E70 ECU Junction Box LOW PL4 JBBFEII 2 9138471
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Part no. 6867110
VDP Module BMW G30 Rear Dynamic Air Suspension High0 Control Unit Module 6867110
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Part no. 7823800-1
BMW X5 E70 3.0sd M57N2 286HP Engine ECU Kit DDE 7823800 CAS3 Key Automatic
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Part no. 7559178-12
BMW E60 E90 E91 325i 525i N52 218HP Engine Control Unit ECU DME 7559178 Manual
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Part no. 7809002-2
BMW E81 E82 E87 LCI E88 N47S 123d Engine ECU Kit DDE 7809002 CAS3 + Key Manual
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Part no. 9261596
BMW 1 3 F20 F21 F30 PDC Ultrasonic Parking Sensor PDC Front Valencia Orange B44
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Part no. 5A3B4C1
BMW F39 X2 Radio Sat Nav CD Player Stereo Media Head Unit 5A3B4C1
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Part no. 8509722-2
Control Unit Box BMW F20 F21 F22 F30 F31 Cover Panel Protection 8509722
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Part no. 7823422-2
£BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU Control Kit DDE 7823422 CAS3 Keys
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Part no. 7801711-3
BMW 1 3 Series 3 E60 E87 E90 M47N2 120d 320d DDE Engine Control Unit ECU 7801711
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Part no. 8577238
BMW F30 F31 Sterter Motor Alternator Cable Wiring Loom Harness 8577238
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Part no. 8518636-1
BMW F10 F11 525d N47S1 218HP Engine Unit ECU Kit DDE 8518636 + CAS4 + Key
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Part no. T1000-13931
BMW Disc Professional Navigation 07-2 DVD Road Map Europe T1000-13931
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Part no. 8506374-1
BMW E60 E87 E90 120d 320d 520d N47 ECU Engine Control Unit DDE 8506374 Manual
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Part no. 7398495
Fuel Pump Module BMW F10 M5 F80 M3 Fuel Pump Control Unit 7398495
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Part no. 9197175-1
BMW E87 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9197175
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Part no. 8472586
BMW G30 G31 G32 530dX 630dX 3.0 B57 Diesel Engine ECU 8472586 Automatic
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Part no. 8589145-2
BMW F30 F31 LCI 320d ed B37 163HP Engine Control Unit ECU DDE 8589145 Automatic
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Part no. 7801712-1
BMW E60 530d E90 330d M57N2 231HP Engine ECU Kit DDE 7801712 CAS2 + Key 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 .