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. 6914666
BMW E65 E66 Front Seat Occupancy Sensor Mat 6914666
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BMW F46 Light Control Module Unit Basis 1308310406
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BMW E81 E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7810001 CAS3 + Key
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BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V 19317173
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BMW Z4 Series E85 Rear Bumper PDC Cables Wiring Loom Set 6925903
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Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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BMW E34 E36 E39 E46 Starter Motor 1,4KW BOSCH 1740374
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BMW F10 F11 Cable Harness Door Driver's Side Right O/S Wiring 9237082
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BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057
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BMW E90 E91 E92 Professional CCC Navigation System Controller 6949171
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BMW 1 3 Series E87 E90 LCI CIC Sat NAV Screen Navigation Professional 9222861
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BMW E81 E87 LCI E90 E91 N43 118i 318i ECU Kit DME 7583225 CAS3 + Key Manual
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BMW X3 X5 E46 E53 E83 Towing Hitch Trailer Hook Module Control Unit
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BMW X5 E70 Seat Control Unit Module Front Left ECU 9264976
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BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9251487
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BMW F10 F11 F30 F31 Alarm System Unit Security Basis Module 8067512
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BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9239226
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Part no. 9251488
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM3R 9251488
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BMW E70 E71 3.0d M57N2 235HP Engine Control ECU KIT DDE 7806976 CAS3 Key
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Xenon Control Unit BMW X5 E70 E90 E91 LCI Adaptive Headlight 7189311
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BMW E81 E82 E90 E91 N47 Alternator Generator 180A Autoelectro 7802261
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Part no. 6975688
BMW E64 Gateway Module Sensor Air Module Control ECU 6975688
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BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit 6934122
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BMW 5 6 Series E60 E61 E63 E64 Power Steering Speed Sensor 6774039
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BMW X5 X6 E70 E71 CCC CD Professional Navigation System Controller 9159047
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BMW X5 E70 X6 E71 Air Suspension Supply Compressor Valve Control Unit 6859714
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Part no. 6935920
BMW Z4 Series E85 Driver's Side Door Airbag Control Unit Module 6935920
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BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722
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Part no. 8507202-1
BMW E90 E91 LCI 318d N47N 143HP ECU Kit DDE 8507202 CAS3 Key Manual
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Part no. rhd-6954129
BMW 1 3 Series E87 E90 E92 Front Seat Adjustment Switch Left N/S 6954129
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Part no. 7591534-2
Control Unit BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 7011738
BMW 3 6 Series E46 E64 Front Right O/S Seat Height Adjustment Drive
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Part no. 8475468
BMW G20 320d B47D 190HP Engine Control Unit Module ECU Kit DDE 8475468 Key BDC
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Part no. 2247391
BMW X5 Series E53 M57 3.0d Diesel Engine Starter Motor 2247391
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Part no. 7583225
BMW 1 3 Series E87 LCI E90 Petrol N43 DME Engine Control Unit 7583225 Manual
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Part no. 6881597
BMW M3 F80 LCI VDC Controler Adaptive M Suspension Mode Control Module 6881597
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Part no. 9313996
BMW F10 LCI Central Looking Control Module Unit ECU 9313996
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Part no. 1707017
BMW E46 M43 M57 Battery Cable Alternator Starter Base B+ Lead 1707017
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Part no. 8506356-1
BMW X3 Series E83 LCI 2.0d N47 Engine ECU Kit DDE 8506356 + EWS4 + Key Manual
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Part no. 6901269
BMW X3 Z4 Series E83 E85 E86 Base B Positive Battery Terminal Cover Compartmen
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Part no. 9200822
BMW E60 E81 E90 E91 Hands-Free Bluetooth Module High MULF2 9200822
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BMW 1 3 Series E87 E90 E91 120i 320i N46 ECU KIT DME 7552176 CAS2 + Key Manual
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BMW 3 Series E46 Door Wiring Loom Harness Co-Drivers Passengers Side 8383351
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BMW 1 E82 ECU Body Control Module L1 PL2RR JBBFE IIIR Junction Box 9226325
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BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
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Part no. 7533837
BMW 5 6 7 E60 E61 E63 E65 N62 N62N Alternator Supporting Bracket Mount 7533837
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Part no. 8483814
BMW G20 Starter Wiring Battery Alternator Cable Harness Loom 8483814
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Part no. 7789981-1
Engine Alternator BMW E60 E61 E65 E66 Diesel Alternator Generator 170A 7789981
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Part no. 3414880-1
BMW X3 Series E83 Diesel Battery Positive Lead Red Cable Plus Pole Wire 3414880
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Part no. 7805287
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU DDE 7805287 Automatic
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Part no. 9134734
BMW E93 Convertible Rollover Control Controller Module Unit 9134734
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Part no. 9119491
BMW E90 ECU Body Control Module Unit Junction Box H1 PL2 JBBFE 9119491
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Part no. 7640004-5
BMW Mini One R55 R56 N12 1.4 95HP Petrol ECU Kit DME + CAS 3 + Key 7640004
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Part no. 8046453-JEREZ
BMW 1 3 E87 E90 PDC Ultrasonic Sensor Front Rear Jerezschwarz A73 8046453
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Part no. 9146036
BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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Part no. 7188110
BMW E61 E65 E66 E67 HKL Bootlid Trunk Lid Control Unit Module
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Part no. 6978272
BMW 1 3 Series E87 E90 Power Distribution Fuse Box Front 6906611
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Part no. 6829104
Head Unit BMW F20 F21 F30 F31 LCI Radio Media Player Sat Nav High 2 6829104
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Part no. 6935048
BMW 6 Series E64 Aerial Antenna Amplifier Diversity DAB 6935048
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Part no. 6948691
BMW 5 6 Series E60 E61 Driver's Side Door Airbag Control Unit Module 6948691
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Part no. 8589891
Starter Motor BMW G20 G21 G30 G31 G32 GT G11 B57 3.0 Diesel Engine 8589891
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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. 7565300-14
BMW E87 E90 E91 120i 320i N46 Engine Control Unit ECU DME 7565300 Manual
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Part no. 9247476
BMW 3 E90 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9247476
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Part no. 8386932
BMW E46 Inclination Indicator Alarm Tilt Sensor Control Module 8386932
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Part no. 9134855-1
Battery Lead BMW E81 E87 Battery Cable Negative IBS 9134855 61129134855
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Part no. 7557809-4
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
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Part no. 8362063
BMW X5 Z4 E46 E53 E85 Drive Window Lifter Motor Left N/S Front 8362063
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Part no. 6950384
BMW 7 E66 Rear Left Door N/S Wiring Harness Loom Module Carrier 6950384
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Part no. 6963038
BMW Z4 E85 Body Control Unit Module GM5STAR12 LOW 6963038
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Part no. 6929916
BMW E63 E64 Rear Bumper PDC Cables Set Wiring Loom Harness 6929916
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Part no. 8794297
BMW F20 F21 F22 F30 F31 F32 Mini F55 F56 F57 Head Unit Basic Media DAB 8794297
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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. 7811702-4
ECU Unit BMW E81 E82 E87 LCI E88 N47S 123d Engine Module DDE 7811702 Manual
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Part no. 6968835
BMW 1 Series E87 Footwell Control Module Body H2 61356968835 6968835
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Part no. 6946528
BMW 1 3 X1 Series E81 E87 E90 E91 E92 Ultra Sonic Module Alarm System 6946528
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Part no. 8803369
BMW X1 F48 Dashboard Monitor Display Central NAV Information Screen 6,5" 8803369
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Part no. 8506566-1
BMW 3 Series E90 E91 LCI 320d N47N 184HP ECU Kit DDE 8506566 CAS3 + Key Manual
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Part no. 6883149
BMW F12 F13 X5 F15 Suspension Control Module VDC Control Unit 6883149
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Part no. 9119447
Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447
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Part no. 7640132-1
Alternator BMW F20 LCI Mini F30 F56 F60 Alternator Generator DENSO 150A
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Part no. 9227500-1
BMW 1 3 Series E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9176877
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Part no. 6822602
BMW F20 F21 F30 F31 Head Unit Basic Media Navigation Headunit 6822602
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Part no. 9227561
On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9227561
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BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
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BMW X3 F25 X4 F26 Head Unit Basis Media Navigation System Controller DAB 9399454
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BMW 3 E46 Petrol M52 M54 Engine Ignition Wiring Loom Harness Cables 1440006
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Part no. 3413934
BMW X3 Series E83 Rear Bumper Wiring Loom PDC Harness Towing Hitch Hook
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Part no. 7501687
BMW 3 5 E39 E46 M52 M54 320i 325i 330i 520i Alternator Generator 90A Valeo
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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. 9173686-2
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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Part no. 8671505-1
BMW F97 F98 G01 G02 G20 G30 Engine Starter Motor 8671505
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Part no. 7530354
Mini Cooper R50 R52 Power Steering Pump Power Cables 7530354
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Part no. 6999950
LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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Part no. 8616568
BMW F20 F21 F30 F31 Petrol N20 Electrical Fuse Box Cover Lid Panel 8616568
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Part no. 9291450
BMW F10 Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9291450
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Part no. 7792092
BMW X5 E53 3.0d Diesel M57 Alternator 150V 7792092
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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 .