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. 7811700-3
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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BMW Z4 Series E85 Roadster Driver's Side Door Wiring Loom Cable 6941877
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BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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BMW 1 Series E81 Body Control Module L2 PL2RR JBBFE IIIR 61359267201 9267201
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BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 6970685
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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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BMW E81 E87 LCI E90 N43 116i 316i 2.0 122 HP Engine Unit ECU DME 7621178 Manual
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Camera Speed Control BMW i3 I01 F10 F20 F30 LCI KaFAS ECU Module Unit 9462613
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BMW 7 Series E65 E66 Dashboard EXCH Control Display Screen 8,8" 6960096 9110639
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Alarm Sensor BMW E84 E91 Ultra Sonic-Module System Control Unit 9260874
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Part no. 6809274
BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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Amplifier BMW F06 F13 Antenna Amplifier Diversity 868 MHZ 9346795
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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. 9360344
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9360344
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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. 6784314
BMW 5 7 Series E61 E61N LCI E65 Air Suspension Supply Control Unit 6784314
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BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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Part no. 9126314
BMW E92 Xenon Footwell Light Module Control Unit ECU FRMFA 9126314
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BMW F10 Footwell Light Control Unit Module ECU FRM III 6823590
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Part no. 8581788-1
BMW F45 F46 F55 F60 B37 B47 Engine Starter Motor 8581788
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Part no. 7509942
BMW E46 330i M54 231HP Engine Control Unit Module ECU DME 7509942 Manual
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Part no. 7568842-3
BMW E90 E92 335i Petrol N54 ECU Kit Control Unit DME 7568842 CAS3 Key Automatic
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Part no. 8570676
BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
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Part no. 7801124
BMW X5 E70 Alternator Generator Engine Unit Valeo 220A 14V 7801124
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Part no. 7835216
BMW 5 Series E60 Saloon M5 S85 Battery Cable Plus Pole Positive Battery 7835216
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Part no. 7810909-1
Mini Cooper D R55 R56 Diesel W16 1.6 ECU Kit DDE 7810909 CAS3 + 2 Keys Manual
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Part no. 6782283-1
BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065
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Part no. 6916054
BMW E46 Control Unit Module Mirror Memory 6916054 61356916054
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Part no. 9873545
PDC Module BMW F40 G20 G21 Parking Assistant Control Unit Module ECU 9873545
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Part no. 9296494-1
BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag Ecu 9296494
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Part no. 7169960
BMW E60 E63 E87 E90 Control Unit Sensor Fuel Pump ECU 7169960
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Part no. 2687921-SBG
BMW 5 Series E60 PDC Ultrasonic Parking Sensor Silbergrau Silver Grey A08
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Part no. 9325917
Door Cable BMW F36 Rear Left Right N/O/S Wiring Harness 9325917
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Part no. 9275510
Head Unit BMW F07 GT Car Infotainment Computer Sat Nav Multimedia DAB 9275510
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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. 7796125-1
BMW X5 E70 X6 E71 Alternator Generator 170A 170AMP 14V VALEO BM57N2 7796125
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Part no. 9195223
BMW 7 Series E65 E66 DVD Navigation System Computer Unit EXCH 9122860
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Part no. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
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Part no. 8512047-1
BMW E90 E91 LCI 320d N47N 184HP ECU KIT DDE + CAS3 + Key 8512047 Manual
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Part no. 7823344-2
BMW F20 F21 F30 F31 F32 N47N Diesel Alternator 175A 7823343 7823344
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Part no. 9154944
BMW E60 LCI Light Control Module Unit Controller Lear LME6X AHL 9154944
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Part no. 9366412
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9366412
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Part no. 6977679
BMW X5 X6 3 4 Series E70 F15 F16 F30 F31 F32 Cigarette Lighter Socket 6977679
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Part no. 9115488
IBS Cable BMW E60 Negative Battery Lead Wiring Harness Control Unit 9115488
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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. 9150718
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9150718
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Part no. 6962888
Air Module Sensor BMW Z4 E64 E85 B Pillar Right O/S 6962888
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Part no. 6846905
BMW 1 2 Series F20 F21 F23 LCI Top Hifi Audio Amplifier Harman Kardon 9307293
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Part no. 2622589
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
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Part no. 6832699
BMW F30 LCI 330e B48X Battery Lead Negative IBS Wire Earth Cable 6832699
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Part no. 9289583-1
BMW X1 E84 Display Screen Dashboard Navigation Monitor On-Board CID 6,5" 9289583
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Part no. 8578516
BMW F20 F21 N47S1 Wiring Harness Engine Automatic Transmission Module 8578516
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Part no. 7794952-4
Starter BMW E60 520d M57N2 Diesel Engine Starter Motor 7796892
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Part no. 9286887-1
BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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Part no. 9118749
BMW Z4 E85 E86 Air Module ECU Control Unit Module 9118749
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Part no. 9193110
BMW X5 Series E70 ECU Body Control Module Junction Box PL4 JBBFEII High 9193110
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Part no. 9393186
Audio Amplifier BMW F30 F31 LCI F32 Top Hifi Harman Kardon Control Unit 9393186
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Part no. 6957351
BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 65126957351 6957351
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Part no. 7561834-15
BMW E87 E90 E91 118i 318i N46 129HP ECU Unit KIT DME CAS2 Key 7561834 Automatic
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Part no. 6915047
BMW E46 E39 E38 E83 E53 E85 E86 Control Unit Voice Input System Module 6915047
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Part no. 6959114
BMW E65 Navigation GPS DVD System Computer Unit 6959114
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Part no. 3451625
BMW X3 E83 Light Control Unit Module LEAR LM II LWR 3451625
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Part no. 9226326
BMW E81 Body Control Module Control Unit L2 PL2RR JBBFE III ECU 9226326
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Part no. 7796818
BMW X5 E53 3.0d M57N Wiring Loom Harness Engine Automatic Gearbox
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Part no. 6957760
BMW E60 E61 E63 Passenger Side Door Control Module 6957760
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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. 9229880-1
BMW Z4 E89 Body Control Module H3 Junction Box ECU 9229880
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Part no. 6965263
BMW 1 3 Series E82 E90 E92 Switch Cluster Cruise Control Stalk Unit 6965263
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Part no. 6840519
Negative Lead Battery Cable BMW G11 G30 G31 X3 G01 IBS Wiring Harness 6840519
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Part no. 9297787
BMW F10 F20 F30 Battery For Telematics Control Unit Module 9297787
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Part no. 6801294
BMW X5 Series E70 Footwell Light Control Module Unit LEAR FRM3R VDM 6801294
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Part no. 8570849
BMW F20 F21 F30 F31 LCI 116i 118i 318i B38 Petrol Engine Starter Motor 8570849
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Part no. 3450247
BMW X3 E83 LCI Map Card Fuse Box Grouping Diagram 3450247
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Part no. 9164355-1
BMW E81 E87 Battery Lead Cable Negative IBS 9215953 9184208 9164355
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Part no. 6961132-1
BMW 1 Series E87 Footwell Light Module LOW Body Control Unit 6961132
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Part no. 6905874
BMW X5 E53 Light Check Module Control Unit ECU Lear LCM III W / MAN. LWR 6905874
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Part no. P0445683
BMW 1 3 Series E81 E87 E90 E91 E92 Amplifier Sound Audio System Alpine 0445683
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Part no. 9270500
BMW X3 E83 PDC Parking Ultrasonic Sensor Angled Schwarz
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Part no. 9484301
Airbag Module BMW F45 X1 F48 Mini F54 F55 F56 Air Bag Control Unit ECU 9367835
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Part no. 9390576
Airbag Module BMW X1 F48 F45 F46 Air Bag Control Unit ECU 9390576
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Part no. 9386929
BMW F22 F23 LCI Rear Bumper PDC Cables Wiring Loom Set 79720211
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Part no. 8606776
BMW F20 F21 M135i F30 F31 335i N55 Engine Control Unit ECU 8606776 Automatic
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Part no. 8578946
BMW F20 F30 F32 120d 320d 420d N47N Engine ECU Kit DDE 8578946 FEM Key Manual
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Part no. 7561834-9
BMW E87 E90 E91 N46 120i 320i Engine DME 7561834 ECU KIT CAS2 + 2 Keys Manual
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Part no. 8610680-1
BMW F10 F11 550i F12 F13 650i N63 408HP ECU Kit DDE 8610680 Key CAS4 Automatic
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Part no. 9123049
BMW E90 E92 E93 Switch Cluster Steering Column Cruise Control 9123049
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Part no. 6926795
BMW 7 Series E65 Battery Cable Plus Pole 6926795 61126926795
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Part no. 7591534
BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 6870277
Air Module BMW X5 F15 X6 F16 ECU ICM Control Unit 6870277
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Part no. 6916097
BMW X5 E53 E65 Bulb Parking Light Headlight Front Lighting 12V 10W
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Part no. 1429861
BMW E38 728i M52 193HP Engine Control Unit ECU Module DME 1429861 Automatic
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Part no. 6901469-4
5X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. 7805288-1
BMW E60 LCI E90 E91 E92 325d 525d M57N2 Engine ECU KIT DDE 7805288 CAS3 + Keys
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Part no. 9393780
BMW F45 F46 Mini F55 F56 F57 KaFAS Camera Front Lane Assist ECU Module 9393780
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Part no. 6780456-3
BMW 5 6 Series E60 E61 E63 E64 Steering Wheel Airbag Wiring Loom Cable Plug
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Part no. 9259425-2
Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425
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Part no. 7803373-7
BMW X3 E83 LCI M47N2 2.0d 150HP ECU Engine Control Unit DDE 7803373 Manual
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Part no. 6904023
BMW E39 E46 Active Parking System Control Module Unit ECU PDC 6904023
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Part no. 9192680
BMW 5 6 E60 LCI E63 Radio CHAMP Business Player System Controller 9192680
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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 .