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. 9247386
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9247386
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Part no. 9268752
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9268752
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Part no. 8510591-2
BMW X1 E84 2.0dX N47 177HP Engine ECU Kit DDE 8510591 CAS3 + Key Manual
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BMW E90 E91 LCI N47N 318d 143HP Engine Control Unit ECU DDE 8510832 Manual
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BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9205278
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Part no. 8588946-1
BMW X3 F25 20dX 190HP B47 Engine Control Unit Module ECU DDE 8588946 Automatic
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Part no. 8518423
Engine Control Unit BMW F10 F30 320d 520d N47N 184HP ECU DDE 8518423 Manual
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Part no. 6950525-2
4 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
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Part no. 7592529
BMW F20 F23 F11 N55 Engine Wiring Harness Motor Adapter Sensor System 2 7592529
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Part no. 7577664
BMW E60 E61 LCI 550i N62N 367HP Engine Unit Module ECU DME 7577664 Manual
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Part no. 6962887
Air Module Sensor BMW Z4 E85 E64 B-Pillar Left N/S Crash Module ECU 6962887
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Part no. 9312602
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 Lear 9312602
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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. 8506375
BMW 1 3 Series E81 E87 E90 E91 LCI N47 Diesel ECU DDE engine control 8506375
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Part no. 9454320
Adblue Module BMW F40 SCR Control Unit ECU 9454320
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Part no. 5A11E72
BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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Part no. 9117847
PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 9117847
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Part no. 9258167
CD Player BMW E81 E82 E87 E88 E90 E91 E92 Radio Professional Head Unit 9258167
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Part no. 7852338
Ventilation Valve BMW F90 M5 F91 M8 S63M Fuel Tank Pipe Cyl. 5-8 7852338
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Part no. 7798179-3
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7798179 CAS2 + Keys
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Part no. 6799602
BMW F07 GT Self-Levelling Suspension Control Unit Module Bracket Holder 6792443
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Part no. 7317512
BMW F10 Tailgate Module Rear Boot Trunk Lid Control Unit ECU 7317512
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Part no. 9230451-1
BMW X1 E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
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Part no. 7631558
Engine Starter BMW F20 M135i F30 335i F32 435i F80 M3 F82 M4 Motor Start 7631558
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Part no. 6968041
BMW X5 E53 Navigation System Sat Navi TV Video IBUS Module Unit 6968041
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Part no. 8511372-1
BMW F01 F07 530d 730d N57 Engine Control ECU Kit DDE 8511372 CAS4 Key Automatic
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Part no. 6971219
BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
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Part no. 9285768
BMW X3 F25 Tailgate Trunk Lid Wiring Harness Rubber Cover Right O/S 9285768
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Part no. 8621838
BMW F20 F21 F30 F31 F32 F34 LCI Starter Motor Bosch B48 Petrol 8621838
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Part no. 7811151
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Automatic
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Part no. 6920759
GPS Navigation Unit BMW E38 E39 E46 X5 E53 System Computer 6920759
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Part no. 6918515
BMW E46 Convertible Rollover Sensor Control Unit Module 6918515
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Part no. 6904905-2
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 5A4CE55
BMW G20 Radio Audio Amplifier Remote Receiver Control Module Unit 5A4CE55
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Part no. 8364540-1
BMW 3 X3 Series E46 E83 1 Fuse Distribution Box 8364540
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Part no. 6925903
BMW Z4 Series E85 Rear Bumper PDC Cables Wiring Loom Set 6925903
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Part no. 7559178-6
BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Part no. 8512292-1
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE 8510832 + CAS3 + Key Manual
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Part no. 7571510-3
BMW Z4 E86 Coupe 3.0si N52 265HP ECU Kit DME 7571510 EWS + Key Manual
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Part no. 9343739
Audio Amplifier BMW F20 F21 F22 F23 Top HiFi Harman Kardon Control Unit 9343739
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Part no. 9315682
Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
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Part no. 8065118
Differential Lock Module BMW F13 M6 F80 M3 Rear Axle Control Unit ECU 8065118
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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. 9185532
BMW E87 LCI CCC CD Professional Navigation System Controller 9185532
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Part no. 9298958
Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958
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Part no. 8506434-1
BMW E81 E87 E90 LCI 118d 318d N47 ECU Kit DDE CAS 3 Key 8506434
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Part no. 1387613
BMW 3 Series E36 Electrical Fuse Relay Box Cover Panel Trim 1387613
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Part no. 9463373
BMW F20 F21 F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 9463373
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Part no. 7565300-12
BMW E87 E90 E91 120i 320i N46 150HP ECU Kit DME 7565300 CAS3 + Key Manual
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Part no. 9304587
Body Control Module BMW X3 F25 ECU Junction Box JBBFE III 3 Lear 9304587
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Part no. 2753025
Mini Cooper R55 R56 R57 R58 Wiring Heated Seat Loom 2753025
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Part no. 6985748
BMW 5 Series E60 E61 Centre Console Switch Centre DTC PDC 6985748
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Part no. 9867503-1
Navigation Head Unit BMW F20 F21 F30 F31 LCI F32 Radio CD Player High 2 9867503
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Part no. 7333939
BMW F11 Control Unit Rear Tailgate Boot Lid Function Module ECU 7333939
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Part no. 9128570
PDC Loom Cables BMW E81 E87N LCI Front Bumper Wiring Set 9128570
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Part no. 9222861-1
BMW E87 E90 LCI CIC Sat Nav Screen Navigation Professional 9222861
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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. 9225099
Battery Cable BMW X3 F25 Red Positive Plus Pole Blow Off 9225099
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Part no. 9318750-1
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
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Part no. 9267514
BMW F10 F11 F12 Central Gateway Module ECU Control Unit Lear ZGW-02 High 9267514
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Part no. 7915643
Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
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Part no. 9259466
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear
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Part no. 9348761
BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor 9348761
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Part no. 8512500
BMW E81 E82 E87 LCI E88 123d N47S 204HP Engine Unit ECU DDE 8512500 Manual
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Part no. 9166708-2
BMW 1 Series E87 LCI Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. 6971353
BMW X3 E46 E83 Navigation Computer GPS System DVD Player Unit 6971353
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Part no. 2622584
Telephone Control Module BMW F30 F32 F36 Telematics Bluetooth ATM ECE 4G 2622584
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Part no. 8674260-1
BMW F46 218i B38 136HP Engine Control Unit ECU Kit DME 8674260 FEM + Key Manual
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Part no. 6953468
BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
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Part no. 7545165
BMW E87 E90 116i 316i Petrol N45 Wire Wiring Harness Engine Gearbox Mod Loom
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Part no. 7580279-5
BMW E81 E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 Key Automatic
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Part no. 6934836
BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module 6934836
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Part no. 6907123
BMW 3 Series E46 Coupe Saloon Aerial Antenna Amplifier Diversity 433MHZ 6907123
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Part no. 9177985-1
BMW E93 Cabrio ECU Body Control Module H3 Junction Box 9177985
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Part no. 8733501
BMW F20 F21 F31 F32 F87 Body Control Comfort Module Unit BCM 8733501
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Part no. 9133083
BMW E81 E87 E90 E91 E92 E93 6-disc CD Changer With Magazine 9133083
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Part no. 9240527
BMW X1 Series E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
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Part no. 9278356
Mini Cooper R57 Wiring Loom Harness Rear Trunk Lid 9278356
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Part no. 6932812
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 6932812
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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. 9218330
BMW E81 E87 E90 LCI E92 Navigation System Car Computer CIC 9218330
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Part no. 9153779-1
BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
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Part no. 6949899
BMW E65 E66 Air Module Control Unit Information ECU 6922464
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Part no. 9273628
BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628
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Part no. 9288769-1
Audio Speaker BMW F20 F21 F23 F30 Mid-Range Sound Speaker Stereo HiFi 9288769
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Part no. 9241973
BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9241973
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Part no. 7521122-1
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
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Part no. 7621178-2
BMW 1 Series E81 E87 LCI N43 118i 143HP ECU Kit DME 7621178 CAS3 Key Automatic
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Part no. 7636292
BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
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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. 9180756
BMW 5 Series E61 LCI Light Control Module Unit Lear LM II E6X LWR 9180756
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Part no. 7599959
BMW 3 Series E93 Negative Battery Lead Cable 7599959
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Part no. 6952986
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
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Part no. 9285767
BMW X3 F25 Tailgate Trunk Lid Wiring Harness Rubber Cover Left N/S 9285767
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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. 6922666
BMW 7 Series E65 Spare Key Fob Emergency Adapter Case Holder Mount Slot 6922666
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Part no. 9214243
BMW F10 F11 Battery B+ Engine Compartment Terminal Point 9214243
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Part no. 8735982
BMW G30 G31 F90 M5 G11 Antenna Aerial Diversity Amplifier Unit 8735982
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Part no. 9247472-3
BMW E87 ECU Body Control Module Junction Box PL2RR H2 9247472
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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 .