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. 6944963
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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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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BMW F30 F36 Telematics Bluetooth Control Unit Module ECU 2622593
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Seat Ibiza 6J VW Volkswagen 6R Starter Motor 1.2 1.6 Petrol Engine 02T911024N
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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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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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BMW 5 7 Series E60 E61 E65 E66 Fan Blower Motor Unit Amplifier Cooling 6920409
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Mini Cooper One R55 R56 R57 LCI R58 R59 R60 CD Radio Audio Player 3456805
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Mercedes W639 OM651.940 163HP 116 CDI Engine Unit ECU Kit A6519009302 Automatic
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Sunroof Wiring Mercedes C205 C238 Panoramic Motor Cable Harness A2058201201
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PDC Module Audi A3 8V Seat Leon Skoda Octavia Parking Control Unit 5Q0919283B
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Audi A6 C7 Rear Bumper PDC Parking Sensor Wiring Loom Harness 4G5971085AE
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Skoda Fabia 5J CD Player Audio Stereo Radio Head Unit 5J0035161D
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Audi A8 4H 4.2 TDI CDSB Quattro 258HP Engine Control ECU 4H0907409 Automatic
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BMW 5 6 Series E60 E61 E63 ECU Key Reading Module Control Unit CAS 2 6943857
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Mercedes W177 A220 260920 260.920 190HP Engine ECU Unit A2649000700 Automatic
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Mercedes W204 C200 CDI 651.913 136HP Engine Unit ECU Kit A6519007500 Automatic
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Navigation Head Unit Mercedes W218 COMAND Navi CD DVD Player Sat Nav A2189000806
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NAPA Accumulator Battery 80Ah 760A 12V 110N
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FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
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Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908
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Battery Cable BMW i3 I01 Battery Communication Lead Wiring Harness 8629056
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BMW F30 XJC-5823 Android Screen Head Unit Camera 10.25" 8GB+128GB 4G
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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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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. 5J0035161A
Skoda Fabia 5J Dance CD Player Audio Stereo Radio Head Unit 5J0035161A
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Part no. 8795477
BMW G20 Power Distribution Box LIN Module Control Unit ECU 8795477
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Part no. 6R0971537E
Seat Ibiza 6J Ground Line Battery Earth Negative Cable Wire 6R0971537E
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Part no. RHD-A2479008311-3
Mercedes W177 Dash Monitor Display Speedo SAT NAV Virtual Cockpit A2479008311
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Part no. 7620985-4
Mini Cooper S R56 LCI R60 N18 1.6 184HP Engine Unit ECU DME 7620985 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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BMW F07 F07 LCI GT Radio Stereo Screen Multi Functional Display Head 9284972
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Audi Q5 FY Daytime Runing Lights Module Unit Left N/S 80A998473A
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BMW Wiring Loom Harness Cable Plug Connector Socket Input 6942549
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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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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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Adblue Module Mercedes W207 W212 W218 Exhaust Gas Control Unit ECU A0009001908
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ECS Electronics 12V Trailer Module Control Unit SP334ZZ 5F008V0102
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BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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Part no. 5A76DE9
Mini Cooper F60 B38C 1.5 136HP Engine ECU Kit DME + BDC Key 5A76DE9 Dual Clutch
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Mini Cooper R55 R56 Control Unit Module Passive Go 3448466
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Part no. 7500255-1
BMW 3 Series E46 323i M52 170HP ECU Kit DME 7500255 + EWS3 + Keys Automatic
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Part no. 9197178-1
BMW E82 Footwell Light Control Unit Module ECU PL2 FRM II Lear 9197178
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Part no. 8570673
BMW F07 F10 Alternator Generator 221A Valeo N57N N57Z Diesel Engine 8570672
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Mercedes Vito W447 Door Locking System Rear Left N/S A4477600241
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Part no. DRIVETEC-70AH
DriveTec Heavy Duty Car Battery 12V 70Ah 640A DM100 971AA1004
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Part no. 6S61-18C815-AH
Ford Transit Connect Radio Head Unit 6000 CD Media Player Unit 6S61-18C815-AH
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Part no. rhd-8516713
Engine Wiring BMW F07 GT 530d N57 Automatic Gearbox Harness Loom Cable 8516713
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Part no. 7795844-3
BMW E87 E90 E91 118d 318d M47N2 122HP Engine ECU Kit DDE 7795844 CAS2 Key Manual
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BMW E65 730d M57N2 231HP ECU Engine Kit DDE 7801712 + CAS + 2 Keys Automatic
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BMW F22 218i B38 136HP ECU Kit DME 8691836 Key + FEM + Lock Manual Gearbox
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Part no. 6H5219C032AH
Land Rover Range Rover Sport DAB Radio Control Unit Module 6H5219C032AH
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Part no. 4G5971687AT
Audi A6 C7 4G Rear Door Harness Left N/S Wiring Loom Cable 4G5971687AT
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Part no. 6932273
BMW 7 Series E65 E66 Cooler Fan Unit Cooling 6932273 0130002845
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Part no. 5N0971250
Audi A3 8P HV Battery Negative Earth Cable Harness Wiring Terminal 5N0971250
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Part no. 8718683
Mini F55 F56 F57 Mini 2 Display Screen Radio CD Player Control Unit 8718683
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Part no. 3457426
Footwell Module Mini R56 LCI Light Low EKS ECU PL3 FRM3R Lear 3457426
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Part no. 9233010
BMW F10 Champ 2 Radio CD Player Head Unit ECU 9233010
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Part no. A2539052100-1
Mercedes GLC C253 X253 Pedestrian Protection Pressure Crash Sensor A2539052100
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Part no. 8573562-1
BMW F10 F11 525d N47S1 218HP Engine ECU Kit DDE CAS4 + Key 8573562 Automatic
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Part no. 3415007-1
BMW X3 Series E83 Boardmonitor Central Information Display 6,5" Screen 3415007
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Part no. A1669006505
Head Unit Mercedes ML W166 Radio Player Sat Nav Tel SD Card Unit A1669006505
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Part no. 5QF959655BN
Seat Ibiza Mk5 Air Module Control Unit 5QF959655BN
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Audi A3 8Y Adaptive Cruise Control Radar Sensor Control Unit Module 5WA907572B
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Part no. 20103584
Citroen Berlingo Peugeot Partner Rear Bumper Parking Sensor Wiring 20103584
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Part no. 8489402
BMW i3 I01 LCI Rex 94Ah Hybrid ECU Engine Control Unit RDME 8489402 Automatic
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Part no. 8582521-4
BMW F20 125d F30 325d N47S1 218HP Engine Unit ECU Kit DDE 8582521 Key FEM Manual
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Mercedes A238 Control Unit Module Amplifier Premium Sound A2139009020
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Peugeot 307 Radio Stereo CD Player Head Unit 96545978XT01
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Mercedes W205 Battery Terminal Cable Wiring Harness Cabling A2055406316
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BMW F40 Radio Player Head Unit Navigation Sat Nav Alpine 5A0B4E8
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Audi A6 C7 MMI Multimedia Sat Nav Navigation Control Head Unit 4G1035192F
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BMW X3 F25 35d N57Z 313HP Engine ECU Kit DDE CAS4 + Key 8573574 Automatic
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Mini Cooper R50 R53 Control Unit Module RPA Tire Puncture Warning 6801252
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Ford Transit Mk7 Alarm Anti Theft System Control Module Unit 6C1T15K607AD
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BMW 5 Series E60 M5 S85 Underfloor Positive Plus Pole Battery Cable 7835177
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Volkswagen Golf Mk7 VII Tailgate Boot Trunk Cable Wiring Loom 5G2971147AF
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Central Gateway BMW F01 F06 F07 F10 F11 F12 F13 Module ECU Control Unit 9372744
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BMW G30 Wiring Harness Loom Cable Door Front Left N/S 5A085E0
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Part no. 7587548-7
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7587548 + CAS3 + 2 Keys Manual
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Part no. 1378238-2
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
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Part no. 7809944-5
BMW E90 E91 E92 330d M57N2 231HP Engine Control Unit ECU DDE 7809944 Manual
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Part no. 9813878-1
Mini Cooper One R61 Footwell Light Module High EKS ECU SZT PL3 FRM3R 9813878
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Part no. 8H0907357C
Audi S5 8T Headlight Lamp Control Module LCM Unit ECU 8H0907357C
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Part no. 9286887-1
BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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Part no. A1779009515
Air Module Mercedes W177 W247 SRS System Control Unit ECU A1779009515
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Part no. 8647912
BMW i3 i01 Battery Cell Module High Voltage Accumulator 8647912
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Part no. 9274276
BMW F07 Gran Tourismo Headlight Footwell Light Control Module FRMIII 9274276
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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 .