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. 9210510
BMW E81 E82 E87 LCI E88 E89 E90 E91 Radio Business CD 9210510
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BMW F48 F49 Front Bumper PDC Wiring Loom Cable Harness 9392514
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BMW F10 F20 F30 Tow Bar Trailer Towing Control Module Unit AHM 4 6856747
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Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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BMW F46 LED Headlight Control Module Unit 1308310404
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ICM Module BMW F20 F21 F30 F31 Crash Control Unit Airbag ECU 6886185 0265020864
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BMW 1 3 Series E87 E90 LCI N47 116d 316d Diesel ECU Kit DDE 8512499 CAS 3 Key
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BMW 5 Series E61 Touring Positive Battery Cable Lead Plus Pole 6989782 9127768
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BMW X5 E53 3.0d Diesel M57 Alternator 150V 7792092
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BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
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BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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BMW E65 E66 Airbag ECU Control Unit Gateway Module 6967658
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BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
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BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 9119707
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Part no. 7811151-3
BMW E60 LCI E90 E91 325d 525d M57N2 Engine ECU Kit DDE 7811151 CAS3 Keys Manual
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Part no. 6910381
BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
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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. 7550469-2
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
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BMW F80 M3 F82 F83 M4 S55 431HP Engine Unit Module ECU DME 8679840 Drivelogic
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BMW 1 2 F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Mineralweiss White A96
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Dashboard Monitor BMW E60 E63 E90 E91 LCI Dash Display Screen 6,5" 9193758
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BMW F20 F21 Stoplamp Third Brake Light Rear Stop Lamp Red 7241551
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BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
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BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
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Part no. 9320144
BMW F10 Sound Audio Amplifier Control Unit Module 9320144
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Part no. 5A19DB2
Tailgate Lift Module BMW G20 G30 G12 Rear Boot Trunk Lid Control ECU 5A19DB2
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Part no. 8626472-1
BMW F20 F21 M135i N55 326HP Petrol Engine Control Unit ECU DME 8626472 Automatic
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BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
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Part no. 1308310406
BMW F46 Light Control Module Unit Basis 1308310406
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BMW E46 GM V Body Control Unit Module Junction Box 6907657
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Part no. 6987997-1
BMW 1 Series E90 Footwell Light Control Module (LCM) NSW 6987997
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Part no. 8610635-3
BMW F20 F30 F31 120i 320i N20 184HP Engine Control Unit ECU DME 8610635 Manual
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Part no. 9193748
BMW E60 E63 On-board Navigation Display Monitor Screen 6,5" 9193748
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Part no. 7542529-2
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 9141682-1
BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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Part no. 9259823
BMW 3 Series E92 E92 LCI Wiring Set Door Co-driver Passenger
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Part no. 6938049
BMW 3 5 Series E39 E46 Touring Ultrasonic Roof Alarm Sensor Module ECU 6938049
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Part no. 7579142-5
BMW E87 LCI E90 116i 316i 1.6 Petrol N43 122HP ECU Kit DME CAS3 Key 7579142
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Part no. 9179808
BMW E60 E61 E90 E91 On-board Navigation Display Monitor Screen 6,5" 9179808
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Part no. 9275509
BMW F07 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9275509
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Part no. 6827064
BMW E87 LCI Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. 7549396
Earth Ground Cable BMW E90 E91 E92 Negative Battery Lead Wiring 7549396
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Telematics Module BMW F20 F30 Control Unit Bluetooth Combox ECU 9257151
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BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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BMW 5 6 Series E60 E61 E63 Sensor B-pillar Airbag Right O/S
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Part no. 6977759
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6977759
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BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
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BMW E60 E63 E64 Body Control Module ECU Control Unit 6969011
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BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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Part no. 7508054
BMW X5 E53 4.4i 4.6is M62 Water Cooled Alternator Generator 150A
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Part no. 9249083-1
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083
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Part no. 7555178
Cover BMW F13 F12 F11 Engine Control Unit ECU Box Top Cover Shield 7555178
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Part no. 9313930
Light Module BMW F10 LCI Control Footwell Lightning ECU Unit FRM3 9313930
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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. 9231321
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 6,5" 9231321
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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. 9204536-2
BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
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BMW E81 E87 LCI E90 N43 116i 316i 2.0 122 HP Engine Unit ECU DME 7621178 Manual
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BMW 7 Series E65 Door wiring harness mod. carrier rear right O/S
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Part no. 8574351-5
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6819950
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BMW X3 X5 E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black 6989069
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Part no. 9499005
BMW F32 REM Module Body Control Module BCM Fuse Relay Unit V5 9499005
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Part no. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 6973983
BMW E60 E81 E87 E90 Snap-in Adapter Basic Telephone NOKIA 6230I
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Part no. 6317177
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 6317177
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Part no. 7545046-1
BMW 1 3 Series E87 E90 ECU N45 116i 316i Engine Motor Control Unit DME 7545046
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Part no. 7809944-6
BMW X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 7809944 CAS3 + Key Automatic
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Part no. 9159028
BMW E60 E61 Navigation Head Unit CCC CD Sat Nav Player System Controller 9159028
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Part no. 7809000-2
BMW E81 E87 LCI 120d E90 320d N47 Diesel Engine Control Unit ECU DDE 7809000
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Part no. 8595355
BMW G11 G12 G30 G32 G14 Starter Cable Alternator Cable Starter-Base B+ 8595355
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Part no. 3417859
BMW X3 E83 2.0d Diesel M47N2 Engine Wiring Loom Harness 3417859
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Part no. 6868255
Air Module BMW F20 F21 F30 F31 F32 F36 ECU ICM Plus SRS Control Unit 6868255
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Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9383069
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Part no. 9262361
BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9262361
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Part no. 9362395-1
REM Control Unit BMW F20 F30 F31 F34 Electrical Body Control Module V2 9362395
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Part no. 8636068
Engine Wiring BMW F20 120i F30 320i 330i LCI B48 Cable Loom Harness 8636068
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Part no. 8655341
BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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Part no. 8570673
BMW F07 F10 Alternator Generator 221A Valeo N57N N57Z Diesel Engine 8570672
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Part no. 8794119
BMW F20 F21 F30 F31 LCI Professional Navigation Sat Nav Unit Head Unit 8794119
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Part no. 7809955-1
BMW E60 E90 E91 E92 LCI 335D 535d M57N2 Engine ECU KIT DDE 7809955 + CAS3 + Key
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Part no. 7123023
BMW Z4 Series E85 Emergency Release Folding Top 7123023
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Part no. 8373945
BMW E46 Saloon Petrol Positive Battery Cable Plus Pole Lead Wiring 8373945
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REM Module BMW F20 F21 F30 F31 F32 Body Control Unit 9298960
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Part no. 8576341-8
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Unit ECU DDE 8576341 Automatic
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BMW E81 E82 E87 LCI E90 Radio Business CD Player Unit 9210510
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BMW E81 E87 LCI E90 N43 118i 318i Engine Control Unit ECU DME 7621178 Manual
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BMW 3 Series E90N E90 LCI ECU Body Control Module H1 61359187536 9187536
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BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Amplifier Module 868MHZ
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Part no. 7609656-3
BMW Z4 E89 Roadster 23i N52N 204HP ECU Kit DME 7609656 CAS3 Key Manual
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BMW F20 F30 LCI 120d 320d ed B47 163HP Engine ECU Unit DDE 8591073 Manual
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Part no. 6962678
BMW E81 E87 E91 Switch Cluster Steering Column Wiper Stalk 6962678
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Part no. 6828076
BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477
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Part no. 8578115-1
BMW F10 F11 535d F13 640d N57Z 313HP ECU Kit DDE 8578115 Key CAS4 Automatic
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Part no. 8382454
BMW E39 523i Petrol M52 Immobiliser EWS 3 Control Module Siemens 8382454
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Part no. 7296109
BMW F33 F83 M4 Rear Third Stoplamp Stop Lamp Brake Light Red 7296109
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Part no. 7557809-2
BMW E87 E90 116i 316i Petrol Engine N45 ECU Kit DME 7557809 + CAS2 + Key Manual
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Part no. 9273188
BMW E81 E87 E90 LCI Professional Navigation Car Radio Player CIC 9273188
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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 .