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. 7638001
BMW 1 3 Series F20 F21 F30 F31 N47N Earth Cable Battery Engine 7638001
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BMW 3 X1 F30 LCI F48 Telematics Telephone Control Module ATM ECE 3G 6809306
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BMW F06 F12 F13 Central Information Display Screen CIC Navigation 9247874
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BMW 3 Series E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6961134
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Central Information Display BMW F20 F21 F22 F23 Screen 6,5" 9322122
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BMW E60 E61 E63 E85 Air Module Control Unit Module ECU ACSM 9172018
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Anti Theft Module BMW X3 X5 E39 E46 E53 E83 Control Unit EWS IV 6988104
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BMW 7 Series E65 Cable Door Rear Left N/S Wiring Harness 6923711 6934038
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BMW E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 + Key 7809941 Automatic
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AdBlue Adapter Cable BMW F30 F31 F36 Lead Wiring Harness Loom 6841420
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BMW 5 F11 Touring Body Control Module ECU Junction Box V7 PL6 JBBFE III 9286943
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BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7809196 + EWS + Keys Automatic
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BMW E38 728i M52 193HP Engine Control Unit ECU Module DME 1429861 Automatic
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BMW 1 3 Series E81 E87 E90 E91 LCI N47 Diesel ECU DDE engine control 8506375
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Part no. 7536690-1
Starter Motor BMW E60 E61 E65 E53 E70 Petrol Engine N62N Starter 7536690
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Part no. 8512047-3
BMW E90 E91 LCI N47N 320d ECU Kit Basic DDE Control Unit 8512047 + CAS3 + Key
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BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 65126957351 6957351
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BMW 5 6 Series E60 E61 E63 E64 Steering Wheel Airbag Wiring Loom Cable Plug
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BMW E90 E91 E92 335i 306HP Engine N54 ECU Kit DME 7575875 + CAS3 + Key Automatic
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BMW X5 E53 E60 E65 X3 E83 Adaptive Headlight ECU Control Unit 6934122
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BMW E90 E91 E92 E93 LCI Diesel Alternator Generator 175A 150 14V 8507623
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BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V5 REM 9293313
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Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9341078
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Adblue Module BMW F10 F11 LCI X5 F15 X6 F16 Control Unit ECU SCR 7436676
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BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
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BMW X3 X5 E46 E53 E83 Towing Hitch Trailer Hook Module Control Unit
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Part no. 7542529-2
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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BMW Z4 Series E89 Front Bumper PDC Loom Cables Wiring Set 9225771
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Part no. 9129850
BMW X3 X5 Series E83 E53 Telematics Control Unit Module 9129850
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Part no. 9251748
BMW E81 E87 E90 E91 E92 LCI Combox Telematics Module Navigation 9251748
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Part no. 7492026
BMW F20 F21 F30 LCI Headlight Control Unit Module FLE2 7492026
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Part no. 8518269
BMW E90 E91 LCI N47N 320d 184HP ECU Engine Control Unit DDE 8518269 Manual
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Part no. 6825837
Head Unit BMW F20 F30 LCI F36 CD Player DAB Radio Sat Nav Navigation 6825837
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Part no. 9218356-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9218356
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BMW E82 E90 135i 335i N54 Engine Gearbox Wiring Loom Harness Cables 7566525
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Part no. 7500255
BMW E39 523i E46 323Ci M52 170HP Engine ECU Module DME 7500255 Automatic
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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. 7565300-4
BMW E87 E90 N46 120i 320i 150HP Engine Control ECU DME 7565300 Manual
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BMW 3 5 Series 4 E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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BMW i3 I01 F10 F20 F30 LCI KaFAS Camera Speed Control ECU Module Unit 9359799
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REM Control Unit BMW F20 F30 F31 F34 Electrical Body Control Module V2 9362395
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BMW E81 E87 E88 E90 E91 LCI Radio Business CD Player 9227500
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Part no. 7565300-21
BMW E87 E90 118i 318i N46 129HP Engine Control ECU DME Kit 7565300 Automatic
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BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM
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BMW F20 F21 F30 F31 LCI Gearbox Transmission Harness Wiring Loom Cable 8586569
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BMW E60 E81 E87 E90 E91 E92 E93 CAS3 Control Unit Key Reading Module 9278745
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BMW X5 E53 Base B Positive Battery Terminal Cable Cover Compartment
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BMW E90 E91 E92 N52N 325i 218HP Engine ECU Kit DME 7577068 + CAS3 + Key Manual
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BMW F10 Sound Audio Amplifier Control Unit Module 9320144
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BMW E60 E87 E90 120d 320d 520d N47 ECU Kit DDE 7809000 Control Unit CAS3 + Keys
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VDC Module BMW F01 F07 F10 F11 F12 Rear Suspension Level Control Unit 6866454
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Part no. 8573779-1
BMW F30 330dX 258HP N57N Control Unit Module ECU DDE 8573779 Key FEM Automatic
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Rear Bumper Antenna BMW E93 E93N LCI 2 Aerial Telephone 6970701
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BMW X5 X6 Series E70 E71 Navigation System Car Computer CIC 9222855
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BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
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BMW E81 E87 E91 Switch Cluster Steering Column Wiper Stalk 6962678
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BMW E90 E91 320d N47 Engine Control Unit Module ECU Kit DDE 7811700 CAS3 Key
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BMW X5 E70 Seat Control Unit Module Front Left ECU 9264976
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BMW E60 E61 Air Module ECU Control Unit Gateway Module 6943085
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BMW F30 LCI 330e B48X Battery Lead Negative IBS Wire Earth Cable 6832699
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BMW X5 E70 CAS3 Control Unit Key Reading Module 6943838
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Part no. 7811700-11
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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Part no. 8510137
BMW F10 F11 520d Diesel N47N 184HP Engine ECU Control Unit DDE 8510137 Automatic
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BMW 7 Series E65 E66 Cooler Fan Unit Cooling 6932273 0130002845
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Part no. 7567178-1
BMW 3 5 Series E60 E90 325i 525i N52 218HP DME ECU 7567178 Kit CAS3 Key Manual
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Part no. 6918871
BMW X5 Series E53 Radio BMW Business Cassette Player 6918871
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Part no. 7621178-10
BMW E81 E88 E90 N43 118i 318i 143HP Engine Control ECU DME 7621178 Automatic
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Part no. 7558220-1
BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
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Part no. 9340339
BMW E90 Max Brose Footwell Light Module Control Unit ECU 9340339
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Part no. 9230554
BMW F10 F11 Seat Loom Cable Lordosis Lumbar Pump Control Front Left N/S 9230554
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Part no. 6860962
BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
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Part no. 9326010
Radio Player BMW F20 F21 F30 F31 CD DAB Bluetooth Head Unit Audio Player 9326010
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BMW E60 E63 E64 E90 LCI Dashboard Dash Onboard Display Monitor Screen 8.8" CCC
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Seat Wiring BMW X3 F25 X4 F26 Cable Loom Harness Passenger's Side 9316662
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Part no. 8510221-5
BMW E90 E91 LCI 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 6987999
BMW 3 Series E91 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6987999
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BMW F10 Touch Detection Module Steering Wheel Control Unit HOD F45 i3 6867308
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Seat Module BMW E46 E64 Front Seat Control Unit Memory 7019255
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Part no. 8574351-3
BMW X1 E84 18d 18dX Diesel N47N 143HP Engine Unit ECU DDE 8574351 Automatic
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Part no. 7561834-14
BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Key Automatic
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Part no. 7552815
BMW Z4 E89 23i 30i N52N Alternator Denso 170A 7552815
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Part no. 9133913
BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
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IBS Cable BMW E60 Negative Battery Lead Wiring Harness Control Unit 6970680
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BMW E60 E61 E90 E91 325i 525i Petrol N52 ECU Kit DME 7555361 CAS2 + Key Manual
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BMW F40 F46 Mini F56 F60 Battery Holder Mount Tray Bracket Support Trim 9386604
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BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Engine Wiring BMW Z4 E85 E86 N52 Cable Loom Harness 7556886
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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. 8631725-3
BMW F20 F30 F32 120i 320i 420i N20 184HP Engine Unit ECU DME 8631725 Automatic
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BMW 1 3 Series E87 E90 E92 Front Seat Adjustment Switch Left N/S 6954129
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Part no. 9343605
BMW F30 330e HV Accumulator Battery Clamp Pyro Fuse Auxiliary Connector 9343605
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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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Part no. 9865400
PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Assistant Control Unit 9865400
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Part no. 9257151-1
Telematics Module BMW F20 F30 Control Unit Bluetooth Combox ECU 9257151
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BMW F07 F10 F11 X6 F16 Rear Cabin Entertainment Audio CD DVD Player 9368387
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Part no. 6769834
BMW E61 E65 Suspension Air Supply Compressor Control Unit
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Part no. 6958039
BMW E65 E66 Steering Wheel Electronics Control Unit Module 6958039
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BMW 1 3 F20 F21 F30 F31 Parking Assistant PDC Control Unit Module 6851822
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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 .