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. 7803372-3
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU KIT DDE 7803372 CAS3 + Key
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BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
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BMW F10 F20 F30 Steering Wheel Module Electronics Control Unit 9209427
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BMW 1 3 Series E81 E87 E90 Hands-free Electronics Charging Module MULF 6972678
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BMW G20 G80 G82 Amplifier Harman Kardon Booster Audio ECU Unit Module 5A38AB8
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BMW E90 E91 N46 120i 320i 150HP Engine ECU KIT DME 7561834 CAS2 Key Manual
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VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6866330
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BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
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BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
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BMW X5 E70 Navigation System Car Computer CIC DAB X6 E71 9273182
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BMW 3 Series E46 Touring Amplifier Side Window Antenna Aerial 6906071
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BMW 3 Series E36 Ring Antenna Transmitter Receiver Module Unit EWS-2 8364709
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BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
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BMW 7 Series E65 Airbag ECU Control Unit Gateway Module 9130203
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BMW X3 E83 Radio Navigation System CID Control Unit CD Player 6943441
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BMW X3 F25 ICM Control Unit Air Module SRS ECU 6851284
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BMW Z4 E89 Central Information Display Dash Screen Navigation Monitor 9282022
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BMW 1 2 3 F20 F21 F22 F30 F31 Radio Professional CD Bluetooth Player 9281517
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BMW E60 LCI E90 325d 525d M57N2 ECU Kit Basic Control Unit DDE 8506951 CAS3 Key
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BMW 5 Series E61 Touring Body Control Module ECU Unit KBM High 9168835
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BMW E87 LCI Body Control Module Junction Box ECU PL2RR JBBFE IIIR 9267421
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Part no. 7552176-2
BMW E87 E90 118i 318i N46 129HP ECU DME 7552176 Manual Transmission
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Part no. 9193745-1
BMW 3 5 E60 E61 E90 LCI 1 Display Screen 8.8" Monitor Sat Nav 9193745
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Part no. 8595284
Engine Wiring BMW F20 F30 LCI 118d 318d 120d 320d B47 Loom Harness Cable 8595284
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Part no. 9176877-1
BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9176877
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Part no. 8671504
Starter BMW G20 G21 G30 G31 G01 Engine Starter Motor 8671504
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BMW X3 M F97 X4 M F98 S58 Actuator Drive Exhaust Flap Motor 8746829
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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. 9340339-1
BMW 3 Series E87 Max Brose Footwell Light Module Control Unit ECU 9340339
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Part no. 7526396
BMW 3 Series E46 Automatic Gearbox Basic Control Unit Module EGS 7526396
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Part no. 9250455
BMW F10 Footwell Light Control Module ECU Unit FRM3 TEMIC 9250455
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Part no. 9231093
BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9231093
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Part no. 8645329-1
BMW F20 F21 F30 F31 LCI B38 B48 Alternator Generator Denso 14V 220A 8645329
€85.95
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Part no. 5A11E72
BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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BMW 3 5 7 Series F30 LCI 330e G11 G30 Fuel Pump Control Unit Module 7439743
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BMW E81 E82 E87 LCI E90 Radio Business CD Player Unit 9210510
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BMW E81 E87 E90 E91 E92 6-disc CD Changer 9133083
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BMW X3 E83 Z4 E85 E86 Radio Business CD Player Audio Head Unit 6943437
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BMW 5 6 Series E60 E61 E63 E64 6-disc Compact CD Changer 6941416
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On Board Monitor BMW E60 E63 E90 Dashboard Display Screen 8.8" 9114362
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BMW E38 E39 Basic Control Unit Module ABS ASC Computer ECU 1164130
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Control Unit BMW F07 F10 F11 F12 F13 F25 Air Module ECU Unit Continental 9385025
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BMW E88 Convertible Antenna Aerial DAB Rear Trunk Tailgate 9127895
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Headlight Ballast Control BMW F06 F12 F13 F15 F16 LED Adaptive Module 7316210
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BMW F20 F21 F30 116d 120d 316d 320d N47N Wiring Harness Engine Module 8586141
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BMW 3 X3 X5 Series E46 E53 E83 Telematics Bluetooth Control Unit Module 6963758
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BMW E46 Control Unit Module Mirror Memory 6913364
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Part no. 5A656B7
BMW F40 ACSM5 Control Unit Air Module ECU Control Module 5A656B7
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Bi-Xenon Headlight BMW F07 F10 F11 Control Unit Module 7304593
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Part no. 9194064-2
On-Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen 8,8" 9194064
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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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Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
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BMW E31 E32 E34 E34 E39 Petrol Engine Starter Motor 1729982
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BMW F01 LCI Facelift Footwell Module Unit LED TEMIC FRM III 9285930
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Part no. 2354709
BMW 3 5 7 Series E30 E34 E36 E38 E46 Petrol Engine Starter Motor 2354709
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BMW G20 Radio Audio Amplifier Remote Receiver Control Module Unit 5A4CE55
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Part no. 2248296
BMW 3 X5 Series E46 E53 3.0d Diesel M57 Alternator Generator 150A 2248296
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Part no. 8383154
Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152
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Part no. 8571905-4
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch
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Part no. 9160189-1
BMW 1 Series E87 1 ECU Body Control Module Junction Box H2 PL2 JBBFE II 9160189
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Part no. 7606629
BMW X5 Series E70 Four Wheel Drive Transfer Box Control Unit Module 7606629
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Part no. 8587952-8
BMW F20 F21 LCI F30 150HP 118d 318d B47 Engine Unit ECU DDE Set 8587952 Manual
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Part no. 6927846
BMW E81 E87 E90 E91 E92 Suction Pipe Evaporator Compressor 6927846
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Part no. 8378753
BMW 3 5 7 X5 Series E38 E39 E46 E53 E65 Reception Antenna RDC 433MHZ 8378753
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Part no. 7567178-4
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS3 Key 7567178 Automatic
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Part no. 5A63731
BMW G20 Reverse Rear View Camera 5A63731
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Part no. 8377415
BMW E60 E61 E63 E64 Fuel Fillter Flap Cover Actuator 8377415
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Part no. 9166709
BMW 3 Series E90 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8379502
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Part no. 7560955-3
BMW 3 Series E90 320si 173HP DME 7560955 Petrol N45 ECU Kit CAS2 + Key Manual
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Part no. 7577968-2
BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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Trunk Lid Module BMW F31 F15 F16 F36 Control Unit Rear Tailgate Lift 7314798
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Part no. 6986081-1
BMW 5 6 Series E60 E61 E63 6-disc Compact CD Changer Without Magazine 6986081
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Part no. 6916692
BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6916692
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Active Cruise Control BMW E90 E91 E92 LCI Longitudinal Dynamic Module 6774206
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BMW G30 G31 F90 M5 G11 Antenna Aerial Diversity Amplifier Unit 8735982
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BMW F10 Sound Audio Amplifier Control Unit Module 9320144
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BMW E39 525d 530d E53 3.0d M57 Basic DDE Control Unit DDE 7790220 Automatic
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BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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BMW X1 E84 Reversing Rear View Camera Control Unit Module 16129510
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BMW E81 E87 LCI E90 E91 Petrol N43 Engine Control Unit ECU DME 7595179 Manual
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BMW E39 E46 E53 Radio BMW Professional TMC 65128385897 8385897
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BMW E88 E90 E92 Switch Cluster Steering Column Indicator Wiper Stalk
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BMW E90 E91 LCI N47N 318d 143HP Engine Control Unit ECU DDE 8510832 Manual
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Head Unit BMW F20 F21 F22 F30 F31 LCI Sat Nav Radio Media Navigation 8708257
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BMW F10 F11 Rear Bumper PDC Wiring Loom Cable Harness F01 F12 9336380
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BMW 3 Series E46 Drive Window Lifter Motor Rear Right Door O/S 8362065
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BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6982391
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Front Seat Module BMW E87 E90 E91 E92 Control Unit ECU 6926359
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BMW 1 3 Series E81 E90 LCI Business System Car Infotaiment Computer CIC
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BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9185139
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BMW 5 Series E60 E61 Centre Console DTC PDC Switch Center Cluster 9134025
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Part no. 9224950
BMW F30 Rear Bumper PDC Wiring Loom Harness Cables 9224950
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Audio Amplifier BMW F40 G05 G20 G30 Top Hifi Harman Kardon Control Unit 9832609
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BMW X5 Series E53 4.4i 4.6is M62 Left N/S Rocker Box Cover Engine 1703179
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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 .