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. 9147196
BMW E81 E87 E90 E91 E92 CAS 3 Key Reading Module Control Unit ECU 9147196
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Part no. 6980246
BMW X5 E53 Onboard Computer Navigation System Monitor Widescreen 6980246
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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. 7258278
Headlight Module BMW F07 F10 LEAR TMS Headlamp Control Unit Module 7258278
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Part no. 8699973
BMW F80 M3 F82 M4 S55 450 HP Engine Control Unit ECU DME 8699973 Dual Clutch
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Part no. 7180050
BMW E81 E82 E87 Xenon Headlight Light Ballast Control Unit 89034934
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Part no. 2448971
BMW F13 M6 NBT EVO HU Multimedia MMI Sat Nav Display CD Player Head Unit 2448971
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Part no. 7570299
BMW X3 X5 E53 E83 Four Wheel Drive Transfer Box Control Unit Module 7570299
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Part no. 7794952
BMW E60 M57 Engine Starter Motor 7794952 0001115041
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Part no. 9283653
Front Apron BMW F30 F31 F32 Front Bumper PDC Wiring Cable Loom Set 9283653
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Part no. 9495910
BMW F45 X1 F48 i3 I01 Airbag Module Control Unit ECU Air Bag 9495910
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Part no. 7290727
Battery Cover BMW X1 F48 X2 F39 Mini Countryman F60 Upper Panel 7290727
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Part no. 6961218
BMW 5 X5 Series E39 E53 Radio Business CD Player 6961218
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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. 6798872
BMW F10 F11 F30 F31 Wheel Electronics Module RDC 433MHZ Control Unit 6798872
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Part no. 6826984
Air Module BMW F20 F21 F30 F31 Control Unit 6826984 0285013630
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Part no. 7429125
Headlight Module BMW F36 Headlamp Control Unit FLE2 MAX 7429125
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Part no. 6942101
BMW E64 E89 B-pillar Sensor Left N/S 6942101 6945157
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Part no. 9278358
BMW F20 F21 F22 F87 Windscreen Camera Front Window KaFAS Camera 9278358
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Part no. 8680374
BMW F45 Alternator Generator 8680374
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Part no. 9225771
BMW Z4 Series E89 Front Bumper PDC Loom Cables Wiring Set 9225771
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Part no. 7801711-5
BMW X3 E83 M47N2 2.0d 150HP ECU Kit DDE + EWS + Key 7801711 Manual
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Part no. 6971370-1
BMW E81 E82 X1 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Part no. 7812500-5
BMW E60 E61 LCI 520d N47 Diesel Engine Control Unit ECU DDE 7812500 Manual
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Part no. 9166711-1
BMW E91 Footwell Light Control Module ECU NSW PL2 FRM II 9166711
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Part no. 7811701-4
BMW E87 LCI E90 118d 318d Diesel N47 Diesel ECU KIT DDE 7811701 + CAS3 + Key
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Part no. 9208241
Battery Clamp BMW F30 F31 F32 F80 Safety Positive Plus Pole Red 9208241
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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. 9240352
BMW F10 F30 F31 F32 Side View Camera Front Bumper Video Surround View 9240352
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Part no. 9342033-1
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
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Part no. 9123043-1
Steering Column Switch BMW E87 E81 E91 LCI Cluster Wiper Stalk 9123043
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Part no. 7558220
BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
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Part no. 6929689
BMW Z4 Series E85 Hifi System Amplifier Speaker System Unit 6929689
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Part no. 9177871
BMW E60 LCI E61 Map Fuse Box Grouping Diagram Card 9156547
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Part no. 9451484
Trunk Lid Module BMW F40 F90 M5 G20 G30 Power Tailgate Control Unit 9451484
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Part no. 9299268-1
BMW F20 F21 F30 F31 F32 Radio Stereo Professional CD DAB Head Unit 9299268
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Part no. 8377939
BMW X5 E39 E53 Sunroof Sliding Roof Drive Unit Motor Actuator 8377939
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Part no. 7551252
BMW X5 E53 3.0i Petrol M54 Alternator Valeo 140A 7551252
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Part no. 8385164-1
BMW 7 Series 1 E65 E66 Battery B+ Engine Compartment Terminal Point 8385164
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Part no. 6941593
BMW 5 Series E60 Light Control Module Unit Lear LME6X (LCM) 6941593
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Part no. 9232534
BMW F10 F11 Front Bumper PDC Wiring Loom Cable Harness 9232534
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Part no. 6962767
BMW Z4 Series E85 Roadster Cabrio Safety Information Module Airbag 6962767
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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. 6982395
BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6982395
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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. 7508145
BMW 3 X5 Series E46 E53 M54 Automatic Gearbox Basic Control Unit EGS 7508145
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Part no. 6926333
Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
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Part no. 6857942
BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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Part no. 6906588
BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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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. 9278074-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9278074
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Part no. 6928936
BMW 3 Series E90 E92 Antenna Amplifier Diversity TV Function 868 MHZ 6928936
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Part no. 8379279
BMW E38 Radio Business RDS Cassette Audio Player Head Unit 8379279
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Part no. 9261592
BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17
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Part no. 9118071
BMW 5 Series E60 E63 Radio M-ASK M-Audio System Controller CD Player 6944109
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Part no. 6945661
BMW E60 E61 E90 E91 On-board Navigation Display Monitor Screen 6,5"
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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. 9154052
BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9154052
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Part no. 6957528
BMW 5 6 E60 E63 LCI Body Control Module ECU Control Unit KBM Basis 6957528
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Part no. 8581788
BMW F45 X1 F48 Mini Cooper F55 F56 F60 Diesel Engine Starter Motor 8581788
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Part no. 7560955-1
BMW 3 Series E90 320si 173HP DME 7560955 Petrol N45 ECU Kit CAS2 + Key Manual
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Part no. 9302931
BMW F01 F02 LCI Cable Loom Door Driver's Side Wiring Harness 9262859
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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. 6853992
BMW X3 F25 ICM Control Unit Air Module SRS Airmodule ECU 6853992
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Part no. 9187108
BMW E81 E82 E87 E88 E89 E90 E91 E92 Radio Professional Autoradio CD 9187108
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Part no. 6952994
Air Module BMW E60 E63 Control Unit Centre Sensor ECU 6952994
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Part no. 8661466-1
BMW Z4 E89 20i N20 184HP Petrol Engine ECU Kit CAS3 + Keys 8661466 Automatic
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Part no. 9267214
BMW F20 F21 F22 F30 F31 F32 F33 F34 Air Control Unit Module ECU 9267214
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Part no. 8612576
BMW X1 F30 F31 LCI Starter Motor Engine 8612576
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Part no. 6937223
BMW E60 E61 E65 X5 E70 X6 E71 Control Unit Xenon Light 5DV 009 000-00
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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. 1388533
BMW 3 5 Series E34 E36 Hazard Warning Relay 1388533
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Part no. 6860729
VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729
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Part no. 9305738
BMW E88 Body Control Comfort Unit Module BCM Unit ECU 9305738
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Part no. 7533270-2
BMW E90 E81 E87 E85 Alternator Generator 150A N45 N46 Petrol Engine 7533270
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Part no. 6963338
Body Control Unit BMW E46 Z8 E52 E83 Module GM5 Star12 LIN High 6963338
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Part no. 6941986
BMW X5 E53 X3 E83 Mini R50 Central Lock EWS III Immobilizer Module ECU
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Part no. 7795520
Earth Cable BMW E60 E61 Electrical Starter Alternator Earth Cable Wiring 7795520
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Part no. 7594483-1
BMW 1 Series E82 E88 125i N52N 218HP ECU Kit DME 7594483 CAS3 + Key Automatic
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Part no. 8518569-2
BMW F20 F21 F30 F31 N47N 116d 316d 116HP Engine ECU Kit DDE 8518569 + Key + FEM
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Part no. 9313614
BMW F30 F31 F80 M3 Driver's Side Door Wiring Loom Cable 9313614
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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. 7799854-1
BMW 1 3 Series E87 E90 M47N2 118d 318d 122HP ECU KIT DDE + CAS2 + Key 7799854
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Part no. 9147191
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 9147191
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Part no. 6819838
BMW F30 LCI G11 G30 High Voltage Battery Charging Unit Module 6819838
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Part no. 6927313
Seat Module BMW E60 E61 E65 E66 Front Control Unit ECU 6927313
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Part no. 7067801
BMW E46 E64 Front Seat Module Control Unit Memory 7067801
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Part no. 9166666
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9166666
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Part no. 7605061
Alternator Generator BMW F10 F30 N20 Diesel Electrical Unit Denso 210A 7605061
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Part no. 9185139
BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9185139
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Part no. 6904905-2
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. RHD-9322122
Central Information Display BMW F20 F21 F22 F23 Screen 6,5" 9322122
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Part no. 9348935
BMW X1 F45 F48 Mini F55 F56 F60 Air Module Control Unit Module ECU 9348935
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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. 6826790-2
BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6826790
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Part no. 9255135
BMW E81 E87 E90 E91 PDC Parking Sensor Front Rear Mineralgrau Mineral Gray B39
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Part no. 7786861
BMW X5 E53 3.0d M57 Alternator Starter Cable Wiring Base B+ 7786861
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Part no. 7608804
BMW 1 3 Series F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7608804
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Part no. 7587465
IBS Cable BMW E93 Negative Battery Lead Wiring Harness Control Unit 7587465
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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 .