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. 6938106
BMW E65 E66 Steering Wheel Electronics Control Unit Module ECU 6938106
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Part no. 9308365
BMW X1 E84 Footwell Light Control Unit Module ECU Lear FRM3R PL2 9308365
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BMW F01 F02 LCI F07 GT Control Unit Module Voltage Transformer VSU400 9247159
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Part no. 9340212
BMW 1 3 5 Series F10 F20 F30 Teleservices Bluetooth Cable Wiring 9340212
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Part no. 8512499-7
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Keys Manual
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Part no. 7598076
BMW Z4 E89 2.3i 3.0i N52N Petrol Engine Wiring Loom Harness Cable 7598076
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Part no. 7802929
BMW 5 7 E60 E61 E65 M57N M57N2 Compact Alternator Generator VALEO 170A 7802929
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Part no. 7801173-1
BMW X5 X6 E70 E71 M57N2 Alternator Generator 180A VALEO 7801173
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Part no. 7634059
BMW F30 F31 F32 N20 Engine Gearbox Module Wiring Cable Loom Harness 7634059
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Part no. 2344232
BMW 3 5 7 X3 X5 Series E46 E53 E60 E65 E83 M57N Starter Motor 2,0 KW 2344232
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Part no. 7513244-1
Mini Cooper R50 R52 Control Unit Module Lever Gearshift Automatic Gearbox
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Part no. 9187108-2
Autoradio CD Player BMW E81 E82 E87 E88 E90 E91 E92 Radio Professional 9187108
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Part no. 8512411-1
BMW X5 E70 LCI 40dX N57S 306HP Engine ECU KIT DDE 8512411 CAS3 Key Automatic
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Part no. 6918955-1
BMW 3 E46 Rear Bumper PDC Wiring Loom Harness Cables Set 6918955
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Part no. 6959992
BMW 1 Series E87 118d 120d A/C Air Con Pipe Hose Compressor Consender 6959992
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Part no. 8662411-5
BMW F22 F23 F30 F31 LCI 218i 318i B38 136HP Engine ECU DME 8662411 Manual
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Part no. 8643126
BMW F06 F12 F13 M6 F10 M5 S63N 560HP Engine Control Module 8643126 Automatic
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Part no. 6962424
On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424
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Part no. 9321005
Battery Cable BMW X3 F25 X4 F26 Positive Plus Pole Lead 9321005
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Part no. 9233010
BMW F10 Champ 2 Radio CD Player Head Unit ECU 9233010
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Part no. 7561834-12
BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
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Part no. 7807828-3
BMW E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7807828 CAS3 + 2 Keys
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Part no. 8517874-1
BMW 1 Series F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM Manual
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Part no. 8596362-1
BMW F20 F30 LCI 120dX 320dX B47 Engine ECU Kit DDE 8596362 FEM + Key Automatic
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Part no. 6920409
BMW 5 7 Series E60 E61 E65 E66 Fan Blower Motor Unit Amplifier Cooling 6920409
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Part no. 7541335
BMW E60 E61 E83 Petrol M54 Engine ECU Control Unit DME 7541335
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Part no. 6934529-1
BMW X3 X5 E53 E83 EWS III Central Locking Immobilizer Module ECU 6934529
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Part no. 6914605
BMW X5 E53 Radio Stereo Screen Multifunctional Display Head Unit 6914605
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Part no. 8039827
BMW X5 E70 Front Bumper PDC Parking Sensor Wiring Loom Cable Harness 8039827
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Part no. 8513184-2
BMW X3 F25 20dX Diesel N47N 184HP Engine Module ECU Kit DDE 8513184 2 Keys CAS4
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Part no. 9128183-1
BMW E87 Light Module ECU PL2 FRMFA 61359128183 9128183 9128223
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Part no. 7823420-2
BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
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Part no. 7546990-3
BMW E60 E63 E64 530i 630i N52 258HP Engine Control Unit Module ECU DME 7546990
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Part no. 9125035
BMW 3 Series E90 E90N E91N E92 E93 LCI Positive Cable Battery Lead 9125035
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Part no. 9204842
BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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Part no. 7810000-3
BMW E81 E87 LCI E90 E91 120d 320d Diesel N47 ECU Kit DDE 7810000 CAS3 + Key
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Part no. 7567178-14
BMW E60 E90 E91 N52 325i 525i 218HP ECU Kit DME 7567178 CAS3 + Key Automatic
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Part no. 90847906
BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 90847906
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Part no. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
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Part no. 9202724
BMW 3 Series E90 E91 E92 AUX USB Lead Cable Wire 61129202724 9202724
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Part no. 7521122
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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Part no. 7550468-3
BMW E81 E87 LCI E90 E91 Petrol N43 Alternator Generator 170A Denso 7550468
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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. 7559178-2
BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Part no. 8570673-1
Alternator Generator BMW F07 F10 N57N N57Z Diesel Engine 230A Valeo 8570672
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Part no. 7586940-1
BMW E90 E93 325i E60 LCI 525i N53 218HP ECU Kit DME CAS3 + Key 7586940 Automatic
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Part no. 9148016-1
BMW E90 E91 E92 Professional CCC DVD Navigation System Controller 9148016
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Part no. 2447787
BMW G11 G30 G31 X4 F26 Telematics Module Bluetooth Control Unit ECU 2447787
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Part no. 9258173-1
Radio CD BMW E87 E90 E91 LCI Professional Bluetooth Player Control Unit 9258173
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Part no. 7811111-2
BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7811111 + EWS + Key
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Part no. 6913092
BMW E46 Door Cable Convertible Wiring Loom Front Cables 6913092
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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. 9313607
BMW 3 4 Series F30 F31 F32 Front Bumper PDC Wiring Cable Loom Set 9260019
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Part no. 8631727-3
BMW Z4 E89 Roadster 18i N20 156HP ECU Kit DME CAS3 + Key 8631727 Manual
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Part no. 6925966-2
BMW X3 E83 LCi Rear Door Window Lifter Right O/S 6925966
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Part no. 7558220-1
BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
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Part no. 9153804
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9153804
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Part no. 9257200-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9257200
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Part no. E88 Wiring Loom Set PDC Rear
BMW E88 Cabrio Wiring Loom Set PDC Rear Complete Harness Parking Sensor
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Part no. 8595285
BMW 1 3 F20 F30 LCI 120dX 320dX B47 Engine Wiring Cable Loom Harness 8595285
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Part no. 6940623-QB1
BMW E81 E82 E84 E87 E90 E91 PDC Park Sensor Ultrasonic Set x4 Quarz Blau - A18
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Part no. 6989078
BMW 5 X3 Series E60 E61 E83 Front PDC Parking Distance Sensor Orientblau Blue
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Part no. 7807828-2
BMW 1 3 Series E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7807828 CAS3 + Key
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Part no. 6782283
BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065
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Part no. 7516809
BMW 3 Series E46 Valvetronic Valve VVT Control Unit Module ECU 7516809
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Part no. 6903459
BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Diversity 6903459
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Part no. 9281714
BMW F83 Camera Kafas Front Windscreen Camera 9281714
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Part no. 6981050
BMW X6 E71 Rear Trunk Battery Cover Tray Storage Box 6981050
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Part no. 8639583
BMW F20 F21 F30 LCI M140i 340i B58 Wiring Harness Motor Sensorsystem Module
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Part no. 7606628
BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
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Part no. 9174269
BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
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Part no. 1025-04-01
BMW F20 F21 LCI F23 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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Part no. 7603779
Alternator BMW F10 F13 F07GT F02 Petrol N63 Alternator valeo 230A 7603779
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Part no. 8580390-1
Engine Starter BMW F40 F46 F48 B47B B47D B48E Diesel Motor Actuator 8580390
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Part no. 9393194-1
BMW F30 LCI F31 F32 Top Hifi Audio System AMP Amplifier Harman Kardon 9393194
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Part no. 6938568
BMW 3 5 Series Mini Cooper E60 E93 R56 R60 IBS Negative Battery Lead 6938568
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Part no. 7599881-19
BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 + 2 Keys
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Part no. 9151976
BMW E60 E63 E64 On-board Navigation Monitor Display Screen 6,5"
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Part no. 9230454-1
BMW 1 Series E88 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9230454
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Part no. 7565300-8
BMW E87 E90 E91 118i 318i N46 129HP Engine ECU Kit DME 7565300 Manual Key CAS 3
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Part no. 8509224
Alternator BMW F30 F32 N57N 330d 430d Diesel Engine Generator 230A Valeo 8509224
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Part no. 9166711-2
BMW 3 E91 2 Footwell Light Control Module ECU NSW PL2 FRM II Lear 9166711
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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. 1729004
BMW 3 5 7 Series E34 E36 E38 E39 Relay Control Module Unit White 1729004
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Part no. 8582521-1
BMW F20 F30 125d 325d N47S1 Engine Control Unit ECU DDE 8582521 FEM Lock Key
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Part no. 8707676
BMW F22 F32 F36 Body Control Comfort Module Unit 8707676
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Part no. 7540992-1
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A C543294A
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Part no. 6921414
BMW X3 X5 Series E53 E83 PDC Parking Distance Control Unit Active Module 6921414
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Part no. 6918782
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6913164
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Part no. 8386427
BMW E46 Wing Mirror Memory Control Unit Module ECU 8386427
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Part no. 9170454
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9170454
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Part no. 7787558-1
BMW 3 E46 M47N 320d Engine Wiring Harness Module Diesel Automatic 7787558
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Part no. 7579142-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7579142 CAS3 Key Automatic
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Part no. 7556886
Engine Wiring BMW Z4 E85 E86 N52 Cable Loom Harness 7556886
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Part no. E87 E90 Cable Aux 178cm
BMW 1 3 5 6 7 X1 X3 X5 X6 Series E81 E87 E90 Cable Audio Aux In Socket 178cm
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Part no. 6908529
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6908529
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Part no. 8571358
Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Bosch 8571358
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Part no. 2354130
BMW 3 X5 Series E46 E53 3.0d M57 Alternator Belt Tensioner 2354130
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Part no. 8578944-1
BMW F20 120d F30 320d 184HP N47N Engine ECU Kit DDE 8578944 FEM Key Automatic
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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 .