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. A1648201697
Mercedes W164 Rear View Reversing Camera Control Unit Module A1648201697
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Audi A4 B9 A5 F5 Air Module SRS System Control Sensor ECU Unit 8W0959655
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Mercedes W212 E220CDI Blue Efficiency OM651.924 170HP Engine ECU A6519000503 Key
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BMW i3 I01 LCI Front Door Cable Harness Driver's Side Loom Wiring 8806962
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VW Polo 6R Antenna Amplifier Rear Booster Boot Lid Tailgate Left N/S 6C0035577
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BMW E60 M5 E63 E64 M6 V10 S85 Hall Sensor 7836160
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NOX Sensor Adapter Mercedes W213 C238 C257 Electrical Wiring Cable A2135400916
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Audi S5 8T Gateway Control Unit Module ECU 8T0907468P
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Display Screen Mercedes W177 W247 Instrument Cluster Speedo Meter A2479008605
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Audi A4 B7 3.0 TDI Diesel Alternator Generator Engine 059903016D
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BlackVue B-124X Power Magic Dashcam Ultra Li-ion Battery Cell 6000mAh
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Audi A6 C7 BCM2 Comfort Body Control Module Electrical Unit ECU 4H0907064FH
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Seat Exeo Body Control Module BCM Comfort Control Unit Power Supply 8E0907279N
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Ford Transit Connect Mk2 Radio Stereo CD Player Head Unit F1BT18C815HM
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Mini Cooper One R55 R56 Radio Boost CD Player Head Control Unit 3448827
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Mini R52 R53 Petrol W11 Compact Alternator Generator 7515030
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Ford Transit Custom 4 Pins Relay Plug GK2T17L684AA
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Starline Accumulator Battery 12V 60Ah 480A
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Ford Transit Mk7 Relay 5-Pin Black Unit FoMoCo 6G9T14B192DA
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Mercedes R172 Battery Cable Wiring Positive Plus Pole A1725400430
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BMW E92 M3 Footwell Light Control Module AHL PL2 FRMII 61359166709 9166709
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BMW E39 520i M52 Automatic Gearbox ECU Control Module EGS 1422972 1422972
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BMW X5 E53 6-disc CD Changer Control Unit Module With Magazine 6977766
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Mercedes W205 Samsung Battery Managment System BMC SDI Control Module 0E03130139
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Part no. A2721536979-1
Mercedes W221 S350 M272.965 272HP Engine ECU Kit A2721536979 Ignition + Key
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Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063F
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BMW X5 F15 Towing Hitch Trailer Hook Module Control Unit ECU 6889589
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Audi A7 4G8 Tailgate Lift Boot Lid Control Unit Module Trunk 4G8959107Q
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Fuse Box Mercedes W205 S205 W213 Fuse Box Front Relay Control Module A2059068501
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Audi TT 8N Yaw Rotary Rate Sensor Speed Cluster Sensor 7H0907655
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Door Cable BMW F01 F02 Front Right O/S Wiring Loom Harness 9212165
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BMW F30 F31 F32 F34 Lane Change Wrning Sensor Module Slave HC-2 Left 6856284
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Mercedes C219 Center Console Arm Rest Door Lid Black A2196801239
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Part no. 8625241-7
BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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Part no. 8674949-1
BMW F20 M135i F30 335i N55 326HP Engine Control Unit ECU DME 8674949 Automatic
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Part no. 7570488-5
Mini Cooper R50 R52 R53 W10 W11 1.6 Petrol Bosch Engine Starter Motor 0986018830
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BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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BMW 5 Series E60 Light Control Module Unit Lear LME6X Ohne LWR 6943288
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Part no. A1729008612
Mercedes SLK R172 Amplifier Audio Sound Control Unit Module Harman A1729008612
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Part no. A1669008506
Seat Module Mercedes W176 W246 Control Unit Front Left Right N/O/S A1669008506
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Part no. A1679008711
Mercedes W205 Front Door Module Right O/S Control Unit ECU A1679008711
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BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
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BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9325656
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BMW 1 Series E82 Rear Bumper PDC Cables Wiring Loom Set 0396890
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Audi A4 B9 Boot Tailgate Control Module Unit 4M0959107B
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Audi A5 F5 Display Screen Radio Multimedia Navigation Sat Nav 4G2919601P
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Mini F55 Body Control Unit Basic Module Body Domain Controller BDC LR01 8795005
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AUDI A7 4G8 Parking Assist Sensors Distance Control Module 8H0919475AB
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BMW 5 Series E60 E61 Centre Console DTC PDC Switch Center Cluster 6944963
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Mini R55 R56 R57 LCI R60 R61 Navigation Head Unit CHAMP 2 Sat Nav DAB 9311110
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Part no. A2079005100
Mercedes A207 Convertible Roof Top Control Unit Module ECU A2079005100
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Audi Q7 4L Steering Column Switch Control Unit Module Unit 4F0953549A
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Mini Cooper R57 R58 R59 Microphone Hands Free Telephone 9167397
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Part no. 2622593
BMW F30 F36 Telematics Bluetooth Control Unit Module ECU 2622593
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Part no. 02T911024N
Seat Ibiza 6J VW Volkswagen 6R Starter Motor 1.2 1.6 Petrol Engine 02T911024N
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Part no. 8519013-1
BMW X1 E84 25dX N47S1 218HP Engine Control Unit ECU Kit DDE 8519013 CAS3 Key
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Mercedes W204 Front Fuse Box Relay Control Unit SAM Module A2049009701
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Part no. 8470176-3
Mini F60 Cooper S B47 Diesel Engine Control Unit ECU DDE 8470176 Automatic
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BMW F22 F32 F36 Body Control Comfort Module Unit 8707676
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Part no. 6920409
BMW 5 7 Series E60 E61 E65 E66 Fan Blower Motor Unit Amplifier Cooling 6920409
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Comfort Control Unit BMW F06 F10 F11 F12 F13 Junction Box 9286945
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Mini Cooper One R55 R56 R57 LCI R58 R59 R60 CD Radio Audio Player 3456805
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Part no. A6519009302-3
Mercedes W639 OM651.940 163HP 116 CDI Engine Unit ECU Kit A6519009302 Automatic
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Part no. A2058201201
Sunroof Wiring Mercedes C205 C238 Panoramic Motor Cable Harness A2058201201
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Part no. 4G5971085AE
Audi A6 C7 Rear Bumper PDC Parking Sensor Wiring Loom Harness 4G5971085AE
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Part no. 5J0035161D
Skoda Fabia 5J CD Player Audio Stereo Radio Head Unit 5J0035161D
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Part no. 4H0907409
Audi A8 4H 4.2 TDI CDSB Quattro 258HP Engine Control ECU 4H0907409 Automatic
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Part no. 6943857
BMW 5 6 Series E60 E61 E63 ECU Key Reading Module Control Unit CAS 2 6943857
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Part no. A2649000700-4
Mercedes W177 A220 260920 260.920 190HP Engine ECU Unit A2649000700 Automatic
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Part no. 6977982-4
Mini Cooper R50 R53 R56 R57 R60 Relay No Contact Taubenblau Blue Set 5X 6977982
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Part no. A6519007500-14
Mercedes W204 C200 CDI 651.913 136HP Engine Unit ECU Kit A6519007500 Automatic
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Part no. A2189000806
Navigation Head Unit Mercedes W218 COMAND Navi CD DVD Player Sat Nav A2189000806
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Part no. NAPA 80Ah Accumulator-1
NAPA Accumulator Battery 80Ah 760A 12V 110N
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Part no. 9381104-1
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
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Part no. 8629056
Battery Cable BMW i3 I01 Battery Communication Lead Wiring Harness 8629056
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Part no. XJC-5823
BMW F30 XJC-5823 Android Screen Head Unit Camera 10.25" 8GB+128GB 4G
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Part no. 5A44498
BMW F20 F30 F32 G20 G30 Advanced Car Eye 3.0 Full HD Rear View Camera 5A44498
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Part no. 7602118
BMW E60 LCI E90 E91 325i 525i N53 Engine Control Unit ECU 7602118 Automatic
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Part no. 7445434
AdBlue Module BMW X5 F15 F20 F21 F30 F31 SCR Dosing Control Unit ECU 7445434
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Part no. 0-727-12
Durite Relay 4-Pin Multi Use Glow Plug Unit Set 12V 30A 0-727-12 Black
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Part no. 7L0907383L
Volkswagen Touareg 7L Tow Bar Trailer Towing Control Module Unit 7L0907383L
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Part no. 8517862-11
BMW F20 F21 F30 120d 320d N47 184HP Engine Control ECU DDE Kit 8517862 Automatic
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Skoda Fabia 5J Dance CD Player Audio Stereo Radio Head Unit 5J0035161A
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Volkswagen VW Polo 6R Air Module Control Unit Crash Impact Sensor 1Q0955557
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Seat Ibiza 6J Ground Line Battery Earth Negative Cable Wire 6R0971537E
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Part no. A6519005203-4
Mercedes W205 C 220d 651.921 163HP Engine Control Unit ECU A6519005203 Automatic
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Mini Cooper S R56 LCI R60 N18 1.6 184HP Engine Unit ECU DME 7620985 Automatic
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BMW F10 F11 535d F13 640d N57Z 313HP Engine Unit ECU DDE 8518478 Automatic
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BMW E60 E87 E90 LCI N47 120d 320d Engine ECU Kit CAS3 + Key 7823420 Automatic
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Jaguar XF X250 Dashboard Display Screen Multifunction Head Unit 9X2310E889AB
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Part no. A2215401062
Mercedes W221 Integrated Supply Module Electrical Control Unit A2215401062
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Part no. 9284972
BMW F07 F07 LCI GT Radio Stereo Screen Multi Functional Display Head 9284972
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Part no. 80A998473A
Audi Q5 FY Daytime Runing Lights Module Unit Left N/S 80A998473A
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Part no. 6942549
BMW Wiring Loom Harness Cable Plug Connector Socket Input 6942549
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Part no. 9221109
BMW 6 Series E63 LCI Body Gateway Module KGM E6X High D-Can Lear 9221109
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Part no. GV6T14A073DF
Ford Transit Connect Mk2 II Fuse Box Body Control Module GV6T14A073DF
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Part no. 8489450-3
BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 8489450 FEM + Key
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Part no. 6960226
Air Bag Module BMW E65 E66 Sensor Rear Seat Airbag Control Unit ECU 6960226
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BMW X5 F15 Fuel Pump Module Control Unit ECU 7483994
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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 .