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. 6841420
AdBlue Adapter Cable BMW F30 F31 F36 Lead Wiring Harness Loom 6841420
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Part no. 8708257-1
Head Unit BMW F20 F21 F22 F30 F31 LCI Sat Nav Radio Media Navigation 8708257
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Part no. 9395177
BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9395177
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Part no. 8733499
BMW F20 F21 F22 F30 F31 F32 F36 Body Control Module Electronic Unit FEM 8733499
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Part no. 8380698
BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698
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Part no. 6927310
BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927270
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Part no. 9126251
BMW X5 E53 Navigation System Video Module Control Unit High 9126251
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Part no. 8639595-6
BMW F30 328i F32 428i N20 245HP Engine Unit ECU Kit DME 8639595 Key + FEM
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Part no. 6960218
BMW E65 Passenger Seat Air Module Sensor Control Unit SRS 6960218
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Part no. 7639661
BMW F20 Alternator Engine Alternator Generator Denso 170A Petrol N55 7639661
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Part no. 6799677
BMW F11 Touring Rear Axle Air Suspension Control Unit ECU Module 6799677
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Part no. 9312917
BMW X3 F25 Central Gateway Module Control Unit Lear 9312917
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Part no. 7304593
Bi-Xenon Headlight BMW F07 F10 F11 Control Unit Module 7304593
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Part no. 8671504
Starter BMW G20 G21 G30 G31 G01 Engine Starter Motor 8671504
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Part no. 9372743
Central Gateway BMW F01 F06 F10 LCI Module ECU Control Unit 9372743
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Part no. 8791692
BMW F10 F20 F30 Head Unit Basis Media Navigation Headunit 8791692
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Part no. 9891562
Seat module BMW G11 G20 G30 G01 G02 Seat Control Unit Module ECU 9891562
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Part no. 9325545
BMW F11 Parking Brake Module Wiring Cable Harness Loom 9325545
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Part no. 6868873
Suspension Control Module BMW X5 F15 F20 F30 VDC Unit 6868873
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Part no. 7595179-4
BMW E87 LCI E90 N43 118i 318i Petrol ECU Kit 7595179 DME CAS3 + 2 Keys Automat
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Part no. 8590021
BMW G30 G31 530dX 540dX Diesel B57 Engine Wiring Harness Supply Line 8590021
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Part no. 8715339-1
Dashboard Monitor BMW G30 G31 Onboard Central Display Screen 10,25" 8715339
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Part no. 7591534-2
Control Unit BMW F01 F10 F20 F21 F30 F87 Integrated Supply Module Unit 7591534
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Part no. 8642585
Gearbox Cable BMW F45 F46 F39 B48 Automatic Transmission Wiring Harness 8642585
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Part no. 9281519
BMW F20 F21 F22 F30 F31 F32 Radio Professional CD Player 9281519
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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. 7640132-1
Alternator BMW F20 LCI Mini F30 F56 F60 Alternator Generator DENSO 150A
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Part no. 7436676
Adblue Module BMW F10 F11 LCI X5 F15 X6 F16 Control Unit ECU SCR 7436676
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Part no. 6754289
Speed Sensor BMW Z3 E36 3 E46 DSC Yaw Rotational Speed Sensor 6754289
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Part no. 9151341
Battery Cable BMW F12 F13 Underfloor Positive Plus Lead Wiring Harness 9151341
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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. 9186211
BMW X5 E70 M Audio Professional Radio CD Player Navigation Head Unit 9186211
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Part no. 7259877
Third Stoplamp Cover BMW F30 F80 M3 Rear Stop Lamp Brake Trim 7259877
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Part no. 7503505
Cable BMW E39 Petrol Engine M52 Alternator Starter Cable Wire B+ 7503505
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Part no. 7550975-1
Starter BMW E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor 7550975
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Part no. 7641661-2
BMW F10 F20 F30 Petrol N20 Wiring Harness Motor Sensor System 2 Module
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Part no. 9322056
Battery Cable BMW X5 F15 Positive Plus Pole Distribution Box Wiring SBK3 9322056
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Part no. 7493232
Led Indicator Module BMW F32 F33 F36 F80 F82 F83 Light Signal Blinker 7493232
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Part no. 8494843
Headlight Module BMW F83 M4 F33 LCi FLE2 Front Lights Right Left N/O/S 8494843
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Part no. 6958566
BMW E39 Radio Business Cassette Player 6958566 8377005
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Part no. 8378766
Door Module BMW E39 Passenger Door Control Module Hella 8378766 6904242
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Part no. 8379626
BMW 5 Series E39 Right O/S Air Box Pollen Microfilter Service Cover 8379626
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Part no. 8379627
BMW 5 Series E39 Left N/S Air Box Pollen Microfilter Service Cover 8379627
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Part no. 6994555
Camera Module BMW F10 F20 F12 F87 Reversing Camera Rear View Control 6994555
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Part no. 8385232
PDC Module BMW E39 Parking Assist Distance Control Module PDC 8385232
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Part no. 7533270-1
Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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Part no. 8382454
BMW E39 523i Petrol M52 Immobiliser EWS 3 Control Module Siemens 8382454
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Part no. 8372521
BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
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Part no. 6959114
BMW E65 Navigation GPS DVD System Computer Unit 6959114
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Part no. 8386207
BMW E39 Headlight Control Module LCM III LWR 8386207
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Part no. 5A656B7
BMW F40 ACSM5 Control Unit Air Module ECU Control Module 5A656B7
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Part no. 7603779
Alternator BMW F10 F13 F07GT F02 Petrol N63 Alternator valeo 230A 7603779
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Part no. 7614896
Ignition Harness BMW F10 F12 F07 GT Petrol N63 Engine Ignition Wiring 7614896
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Part no. 8591073-4
BMW F10 F11 LCI 520d B47 190HP Engine ECU Kit DDE 8591073 CAS4 Key Automatic
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Part no. 7556131
Starter BMW F10 F07GT F13 F03 X5 E70 Petrol N63 Starter Motor 1.6 KW 7556131
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Part no. 9241006
BMW E89 Light Led Module Footwell Unit Lear FRM3R PL2 9241006
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Part no. 8586540-4
BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic
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Part no. 6886211
BMW 1 3 F20 F21 F30 F31 Parking Assistant PDC Control Unit Module 6851822
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Part no. 9393660
BMW F10 Central Gateway Module Control Unit Lear ZGW-02 4SK 9393660
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Part no. 6895714
Suspension Module BMW F82 Rear Axle Dynamic Suspension Control Module 6895714
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Part no. 9218337
BMW Z4 E89 Professional Navigation System Computer CIC 9218337
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Part no. 8512411-1
BMW X5 E70 LCI 40dX N57S 306HP Engine ECU KIT DDE 8512411 CAS3 Key Automatic
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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. 8729433
Amplifier BMW F82 F87 F80 F83 Active Sound Design Control Unit 8729433
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Part no. 8620771
BMW F20 F21 F30 F32 N55 Power Distribution Module Bracket Cover Carrier 8620771
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Part no. 6927315
Seat Module BMW E60 E61 E65 E66 Front Left Right N/O/S Control Unit ECU 6927315
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Part no. 6994554
Camera Control Module BMW F30 F32 F82 Top Rear View Unit 6994554
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Part no. 8734753
Communication Module BMW M4 F82 Telematic Bluetooth Control Unit 8734753
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Part no. 7552815-1
Alternator BMW Z4 E89 23i 30i N52N Alternator Denso 170A 14V 7552815
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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. 7794952-3
Starter BMW E60 M57 Engine Starter Motor 7794952 0986021230
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Part no. 9187903-2
CD Player BMW E60 E61 LCI E63 E64 Radio Stereo CHAMP Business Head Unit 9187903
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Part no. 9236461
BMW F10 Footwell Light Control Unit Module ECU FRM III 9236461
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Part no. 8576341-8
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Unit ECU DDE 8576341 Automatic
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Part no. 7527072-7
BMW Z4 E85 2.5i M54 192HP Engine ECU Control Unit Module DME 7527072 Manual
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Part no. 8477121
BMW G01 G02 B47D Wiring Harness Engine Recuperation System Supply Module 8477121
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Part no. 6836504
BMW F20 F21 LCI F30 F31 F32 F13 Electric Coolant Fan Motor Relay 130A 6836504
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Part no. 2447787
BMW G11 G30 G31 X4 F26 Telematics Module Bluetooth Control Unit ECU 2447787
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Part no. 7391400
BMW F45 Active Tourer LED Module Cornering Light Front Right O/S Unit 7391400
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Part no. 6913364
BMW E46 Control Unit Module Mirror Memory 6913364
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Part no. 9393182
BMW F25 F26 F15 F16 Audio Amplifier Harman Kardon Surround Sound System 9393182
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Part no. 8380068
BMW E46 Audio Amplifier Hifi Harman Kardon Sound System 8380068
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Part no. 9291486
BMW X4 F25 F36 F85 F15 Shark Roof Fin Antenna Aerial Module Unit 9291486
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Part no. 7788680-4
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit 2KW 7788680
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Part no. 9210504
BMW Z4 Series E89 Roadster Boardmonitor Central Information Display 9210504
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Part no. 8578995
BMW F10 520d F20 120d F30 320d N47N 184HP Engine Unit ECU DDE 8578995
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Part no. 8386932
BMW E46 Inclination Indicator Alarm Tilt Sensor Control Module 8386932
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Part no. 9321002
Battery Cable BMW X3 F25 X4 F26 Underfloor Positive Plus Lead Harness 9321002
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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. 7798422
BMW E60 E61 525d M57N 177HP Engine Control Unit ECU DDE 7798422 Automatic
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Part no. 9338910
Mini Cooper F56 Wiring Driver's Loom Front Right O/S Door Cables 9338910
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Part no. 7595179-13
BMW E81 E87 LCI N43 116i 2.0 122HP Engine ECU Kit 7595179 DME CAS3 Key Manual
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Part no. 7802261-2
BMW E81 E82 E90 E91 N47 Alternator Generator 180A Autoelectro 7802261
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Part no. 1430940-1
BMW E46 318i M43 118HP Engine Unit ECU Kit DME 1430940 EWS3 Key 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. 8578115-1
BMW F10 F11 535d F13 640d N57Z 313HP ECU Kit DDE 8578115 Key CAS4 Automatic
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Part no. 9386604
BMW F40 F46 Mini F56 F60 Battery Holder Mount Tray Bracket Support Trim 9386604
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Part no. 9257036
CAS4 Module BMW F01 F10 F11 Key Reading Control Unit 9257036
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Part no. 9187108-2
Autoradio CD Player BMW E81 E82 E87 E88 E90 E91 E92 Radio Professional 9187108
Product currently unavailable
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 .