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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BMW F20 F21 F30 F31 Rear Body Control Unit Module REM 9329703
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Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152
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BMW E90 NSW PL2 FRMII Light Control Module (LCM) 61359159811 9159811
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BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7798179 CAS2 + Key
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Engine Alternator BMW F20 F21 F30 LCI Generator Lucas 170A N13 Petrol 7605060
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BMW 1 Series E87 LCI Footwell Light Control Module ECU LOW PL2 FRM II 9204524
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BMW E81 E82 X1 E84 E87 E90 E91 Radio Stereo Business CD Player Head Unit 6959145
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BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
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BMW E60 E61 E63 E64 LCi Fuse Box Power Distribution Rear 9138830
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BMW F20 F31 LCI Telematics Control Unit Module ATM ECE 4G 6836764
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BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
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BMW 7 Series F01 LCI ECU Body Control Module Junction Box JBBFEIII V5 9286940
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BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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BMW Z4 E85 Front Door Wiring Loom Cable Harness Left N/S 6948054
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BMW 3 Series E46 Dashboard Dash Twilight Sun Solar Sensor 6901570
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Part no. 9293313
BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V5 REM 9293313
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BMW F10 F11 F01 Control Unit Module ECU Fuel Pump 7276384
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BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 6809049
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BMW X3 F25 20dX 190HP B47 Engine Control Unit ECU Kit DDE 8588946 Key CAS4
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BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
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BMW F30 F31 320iX N20 184HP Engine Control Unit ECU DME 8606777 Automatic
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BMW E92 Coupe Footwell Xenon Light Control Module Lear FRM3R PL2 9286882
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BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662
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BMW 5 Series E60 E61 PDC Parking Ultrasonic Sensor 6070190091
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BMW E87 LCI E90 Professional Navigation Connecting Cable 6935686
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Part no. 7306797
BMW F30 F31 F32 Tailgate Smart Opener Control Unit Module 7306797
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Part no. 9224673
BMW E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9224673
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BMW E88 E93 Rollover Control Controller Module Unit Convertible Cabrio 9180627
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BMW F20 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Automatic
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Part no. 7532988
BMW X3 Series E83 3.0i M54 Automatic Gearbox Basic Control Unit EGS 7532988
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BMW 1 2 Series 1 F20 F21 F22 Central Information Display Screen 6,5" 9237539
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BMW X5 E53 E81 E87 E90 LCI Battery Mounting Bracket Bolt Holder
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Part no. 9230432
BMW X5 E70 Footwell Light Control Module Unit Lear FRM3R VDM 9230432
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Part no. 9249081
BMW E93 Footwell Light Control Module FRM3R PL2 Lear 9249081
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Part no. 9147212
Key Reading Module BMW E87 E90 E91 ECU Control Unit CAS 3 9147212
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Part no. 6947795
BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6947795
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Part no. 9127687
BMW E88 Convertible Aerial Base Roof Antenna 9127687
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BMW E64 Gateway Module Sensor Air Module Control ECU 6975688
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Part no. 8510829-1
BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU KIT DDE 8510829 CAS3 + Keys Manual
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BMW 1 3 Series E81 E87 E90 LCI 118d 318d N47 Diesel ECU Kit DDE CAS3 Key 7823422
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BMW E81 E87 Boardmonitor Central Information Display Screen Control Unit 9166279
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BMW X3 E83 LCI 2.0d N47 177HP Diesel ECU Kit DDE 7811999 + EWS4 + Key Manual
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Part no. 7806976-6
BMW E70 E71 3.0d M57N2 235HP Engine Control ECU KIT DDE 7806976 CAS3 Key
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BMW X5 Series E53 M57 3.0d Diesel Engine Starter Motor 2247391
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Part no. 9247474-1
BMW E93 LCI ECU Body Control Module H3 Junction Box PL2RR JBBFE IIIR 9247474
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BMW E90 Light Control Module ECU Unit PL2 FRMFA Lear 9128183
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Part no. 8709339
On-Board Screen BMW F20 F30 LCI Information Display Touch Monitor 8,8" 8709339
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Part no. 6966925
BMW E60 E90 Dashboard Onboard Monitor Display Screen 8.8" 6966925
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Part no. 9798427
BMW F87 LCI M2 Competition S55 411HP Engine Control Unit ECU DME 9798427
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BMW X3 E83 LCI 2.0d N47 177HP Engine Control Unit ECU DDE 8506373 Automatic
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BMW F30 F31 Seat Module Control Unit Memory Front Left Right N/O/S 9306085
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Part no. 9293309
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9293309
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BMW E61 E65 Suspension Air Supply Compressor Control Unit
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Part no. 9249080
BMW 1 Series E87 Footwell Light Control Module Lear FRM3R PL2 9249080
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Part no. 7599881-3
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
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Part no. 9176682
BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9176682
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Part no. 3414878
BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Part no. 6943838
BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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Part no. 6928572
BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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Part no. 6960249
BMW X5 E53 Basic Body Control Unit Module GM3 6960249
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Part no. 6942677
BMW E60 E61 E63 E65 PDC Parking Control Module Unit ECU 6942677
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BMW 1 3 Series 2 E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6967641
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Part no. 6962424
On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424
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Part no. 9226328-1
BMW E90 LCI Junction Box Body Control Module H1 PL2RR JBBFE IIIR 9226328
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Part no. 7928646
BMW F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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Part no. 9384686
BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686
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Part no. 9329800
BMW 3 E91 ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9329800
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Part no. 9274569
CIC Professional Unit BMW F01 F10 Sat Nav Infotainment Radio Player Head 9274569
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Part no. 8573258
BMW F20 F21 F30 F31 116d 316d 118d 318d Diesel N47N Engine ECU 8573258 Manual
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Part no. 9224595
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9224595
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Part no. 7180427
Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7180427
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Part no. 9251984
BMW F10 F11 F20 F21 F30 Control Unit Module Voltage Transformer VSU180 9233143
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Part no. 9225707
On-Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9227561
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Part no. 8506444-2
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
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Part no. 5A350D2
BMW F20 F30 F32 Mini F55 F56 F60 KAFAS 2 Camera Control Unit Module ECU 5A350D2
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Part no. 7565300
BMW Z4 E85 2.0i N46 150HP Engine Control Unit ECU DME Manual 7565300
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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. 6943834-1
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 6933666
BMW 7 Series E65 E66 E67 Antenna Amplifier Diversity 6933666
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Part no. 7851568
BMW F80 M3 F82 M4 Actuator Drive Exhaust Flap 7851568
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Part no. 9313996
BMW F10 LCI Central Looking Control Module Unit ECU 9313996
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Part no. 6948578
BMW E60 Light Control Unit Module LM E6X Lear 6948578
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BMW E90 M-Audio System CD Player Controller Navigation Sat Head Unit 9200447
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Part no. 9240527-1
BMW E87 LCI ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
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BMW E87 LCI E90 E91 N43 120i 320i 170HP Engine Unit ECU DME 7599881 Manual
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BMW F10 F11 Battery B+ Engine Compartment Terminal Point 9214243
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Part no. 8506438-2
BMW E81 E87 LCI E90 E91 120d 320d N47 ECU KIT DDE 8506438 CAS 3 Key Automatic
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BMW F20 Driver Side Door Cable Harness Wiring 9335291
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Part no. 9247474
BMW 1 Series E88 ECU Body Control Module H3 Junction Box PL2RR 9247474
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Part no. 8780776
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 8780776
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Part no. 6943834
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
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Part no. 7388490
BMW F31 Body Control Unit Module HKFM 7388490 0066245503 F005V01610
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Part no. 8577835
BMW F10 F30 330d 530d 258HP Engine Control Unit N57N ECU DDE 8577835 Automatic
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Part no. 8517874-1
BMW 1 Series F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM Manual
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Part no. 6964051
CAS2 Module BMW E87 E90 CAS2 ECU Comfort Control Unit 61356964051 6964051
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Part no. 9329700
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9329700
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Part no. 7810001-1
BMW E81 E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7810001 CAS3 + Key
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Part no. 8614302-4
BMW F20 F21 114i N13 Engine ECU DME Kit FEM + Key 8614302 Manual Gearbox
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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 .