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. 8582521
BMW F20 125d F30 325d N47S1 218HP Engine Control Unit ECU DDE 8582521 Automatic
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BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD Player 9263459
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CD Changer Mini Cooper R50 R52 R53 6-Disc Multichanger with Magazine 6946989
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BMW E81 E87 LCI E90 116i 316i 1.6 N45N ECU Kit DME 7567321 + CAS3 + Key Manual
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Audi A3 8P Air Module Control Sensor SRS System ECU Unit 8P0959655S
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BMW E60 LCI E90 325d 525d M57N2 Engine Control ECU DDE Kit 7811151 Automatic
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Audi A4 B8 Body Control Comfort Unit Module BCM Unit ECU 8K0907064CC
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Audi Q5 FY Front Windscreen Windshield Lane Assist Camera 80A907217A
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Battery Box BMW G30 G31 Positive Fuse Battery Distribution Terminal Rear 6802943
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Audi A3 8P Central Gateway Control Unit Module Relay ECU 1K0907530K
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Fuse Box Cover Mercedes W177 W247 Engine Compartment Housing Holder A2475407600
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BMW 1 Series E81 E87 LCI Boardmonitor Central Information Display 6,5" 9193753
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BMW G30 Telematics Control Module ECU Unit 8720294
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Mercedes C117 W176 W246 Positive Battery Terminal Cover Cap Trim Red A0005465402
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Audi A6 C7 Head Up Navigation Multimedia Screen Display Unit 4G2919601C
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VDC Module BMW F20 F21 F30 F31 F32 Rear Suspension Damper Control Unit 6875827
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Part no. 8519009
BMW X1 E84 20d 20dX Diesel N47N Engine Control Unit ECU DDE 8519009 Manual
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Module Mercedes C205 Front Door Right O/S Control Module Unit A2229001614
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BMW 3 Series E90 E91 LCI 325i N53 218HP ECU Kit DME CAS3 + Key 7583332 Manual
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BMW X5 E53 3.0d M57 Earth Cable Battery Cable 7786372 12427786372
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Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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BMW Mini Cooper R60 R61 Wiring Cable Harness Instrument Dashboard Dash 9811221
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Mini Cooper One R55 R56 R57 Radio Boost CD Player Head Unit 3453634
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Part no. 7823973
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Unit DDE 7823973 Automatic
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Mercedes-Benz W221 Positive Battery Plus Pole Terminal Lead Cable A2215403930
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Mercedes-Benz C-Class W204 Dashboard Navigation Central Display Screen Monitor
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Part no. 6955753
Comfort Module BMW E81 E87 E90 E92 Access Passive Go Control Unit 6955753
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Part no. 7649131-1
BMW F30 F31 320i N20 184HP ECU Control Unit Kit DDE 7649131 Key FEM Automatic
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Part no. A2124404851
Mercedes W212 Rear Bumper PDC Wiring Parking Sensor Loom Harness A2124404851
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Part no. 9292248-2
Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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Part no. 4C1112A650JG
Ford Transit MK6 2.4 TDCi Diesel Engine Control Unit ECU 4C11-12A650-JG
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BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9287218
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Part no. 7561834-5
BMW E87 E90 118i 318i N46 Engine ECU KIT DME 7561834 CAS2 Keys Manual
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Part no. 4G0907217A
Audi A6 A7 A8 RS6 C7 Front Camera Assist Line Unit 4G0907217A
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Part no. RHD-8R2035666E
Audi A4 B8 Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 8R2035666E
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Part no. 9192641-1
BMW 5 Series E60 LCI 1 Light Module Control Unit ECU Lear LM II E6X LWR 9192641
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Part no. A0009003505
Module Mercedes W205 Fuel Pump Control Module In Trunk Rear ECU A0009003505
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Part no. 9809589
Mini R60 Countryman High PL3 SPEG H6 Fuse Distribution Box 9809589
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Audi A3 8P Stereo Radio Audio CD Player Head Unit 8P0035152E
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Part no. 7615981-2
Mini One R55 R56 R57 LCI N16 1.6 Petrol Engine ECU Kit DME 7615981 + CAS 3 + Key
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Interface Cable Mercedes W169 W204 USB AUX Audio Iphone Media A0018278204
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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 5 series E60 E61 Head-Up Display Hud Project Dash Screen 6963885 6955734
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Fuse Box Mercedes SL R231 CLS C218 Fuse Relay Box Sam Control Module A2129002927
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Part no. A2229009708
Mercedes W205 Body Control Comfort Unit Module BCM Unit ECU A2229009708
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Part no. 9154943-1
BMW 6 Series E63 LCI Light Control Unit Module LCM LM E6X LWR LEAR 9154943
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Mercedes W176 W204 W207 W212 W246 Fuel Pump Module Control Unit ECU A0009007306
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Audi A1 8X BCM Body Control Module Power Supply Unit 8X0907063AB
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Part no. 7592080-3
BMW E60 E90 E91 LCI 330i 530i N53 218HP ECU Control Unit DME 7592080 Automatic
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Part no. 6944514
BMW 7 Series E65 E66 PDC Parking Ultrasonic Sensor Rear Orientblau Blue 6944514
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Part no. 6943287-1
BMW 5 Series E60 Light Control Module Unit Lear LME6X MAN. LWR (LCM) 6943287
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BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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BMW F45 Air Duct Front Slam Panel Flap Control Motor Drive Unit C47829-102
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Part no. 9390396
Audio Amplifier BMW F20 F21 F22 Harman Kardon Active Sound Design Unit 9390396
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Part no. 9243897
BMW F10 F11 On Board Display Central Information Screen Monitor 10" 9243897
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Part no. 8510221-17
BMW E90 E91 LCI E92 330d Diesel N57 245HP Engine Control Unit ECU Kit CAS3 Key
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BMW E60 E90 E91 330i 530i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic
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Mercedes Sprinter W906 Fuse Box Relay SAM Module Control Unit A9065452601
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Part no. Bosch S4 010 80Ah Accumulator
Bosch S4 010 Accumulator Battery 80Ah 740A 12V
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Part no. 9348763
BMW 3 4 Series F30 F80 M3 F82 M4 Battery Cable Lead Positive Underfloor 9348763
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Part no. 9442458
Head Unit MINI F56 F55 F54 F57 F60 Radio DAB Multimedia MINI 2 9442458
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Part no. 7567178
BMW 3 5 Series E87 E60 E90 330i 530i N52 ECU Kit DME CAS3 Key 7567178 Automatic
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Part no. 1138730
On-Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen 8,8" 1138730
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Part no. A9065452101
Fuse Box Mercedes Sprinter W906 SAM Control Unit Module A9065452101
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Part no. 6942637
BMW 5 Series E60 M-Audio System Controller Navigation Head Unit 6942637
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Part no. 9241006
BMW E89 Light Led Module Footwell Unit Lear FRM3R PL2 9241006
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Part no. 3457587-1
Mini Countryman R60 Light Module Footwell Module PL3 FRM3R Lear ECU 3457587
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Part no. A1645402601
Mercedes W164 Gateway Control Unit Gateway Module ECU A1645402601
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Part no. F20 F30 Display Screen Set
Display Screen BMW F20 F30 Navigation Infotainment System iDrive 8,8"
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Part no. rhd-A2044405536
Mercedes W204 M274 Battery Cable Starter Alternator Wiring Harness A2044405536
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Part no. 6759023
BMW 3 5 7 X5 Series E38 E39 E46 E53 RDC Tyre Pressure Monitor Module 6759023
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Part no. 5A083A6
Telematics Module BMW F40 Telephone Control Unit ATM ECE 4G 5A083A6
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Part no. 9268478
BMW F20 F21 F30 F31 Driver Assist ACC Lane Change Switch Button Panel 9268478
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Part no. A2721531679
Mercedes SLK 350 R171 272.963 272HP Engine ECU Unit A2721531679 Automatic
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Part no. 9257200-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9257200
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Part no. 9210504
BMW Z4 E89 Roadster Boardmonitor Central Information Display 9210504
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Part no. 2622756
Amplifier BMW F20 F21 LCI M Mini F56 HiFi Harman Kardon Audio Booster 8729433
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Part no. A1648200485
Mercedes ML W164 Door Module Front Right O/S Control Unit ECU A1648200485
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Part no. 8614276
BMW F20 F21 F30 LCI M140i 340i Alternator Generator 180A BOSCH 8614276
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Part no. 6C1T-14B056-AE
Ford Transit MK7 Air Module ECU Control Unit 6C1T14B056AE
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Part no. 9229872-2
BMW E92 LCI Body Control Module ECU Junction Box L1 PL2RR JBBFE IIIR 9229872
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Part no. A2711539079
Mercedes W203 C180 Kompressor M271.964 143HP Engine ECU A2711539079 Automatic
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Part no. 2354693-3
BMW 3 5 X3 Series 3 E46 E60 E65 E83 M54 Petrol Starter Motor 2354693
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Radar Sensor Mercedes W177 W205 W247 Front Distronic Module Unit A0009057011
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Part no. 7557395-20
Mini Cooper R50 W10 116HP Engine Control Unit ECU Kit DME 7557395 + EWS + Key
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BMW E60 E61 520d M47N2 Engine Wiring Loom Harness DDE Automatic 7795461
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Part no. 7559178-1
BMW E60 E90 E91 325i 525i N52 218HP Engine ECU Kit DME 7559178 CAS2 + Key Manual
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Part no. 3450280
Mini Cooper One R56 Footwell Light Module High ECU PL3 FRM II 3450280
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Part no. 9398986
Rain Sensor BMW F40 Light Solar Bracket Holder Support Frame 9398986
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Part no. 7801217
BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
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Part no. 6827072-1
Mini Cooper R60 Countryman Footwell Light Module High EKS ECU PL3 FRM3R 6827072
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Part no. 6941803
BMW 7 Series E65 E66 E67 Control Unit Module Passive Go 6941803
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Part no. N000000006984
Mercedes Vito W447 Battery Crash Disconnection Control Relay N000000006984
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Part no. A2038200189
Mercedes C CLK Class W203 W209 Antenna Amplifier Radio Left N/S A2038200189
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Part no. 4G9959107B
Audi A6 C7 Rear Boot Trunk Lid Tailgate Control Unit Module ECU 4G9959107B
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Part no. A0335455932
Mercedes Sprinter W901 W905 Immobilizer Control Unit Module ECU A0335455932
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Part no. A2038209489
Mercedes CLK W203 W209 Antenna Amplifier Radio Right O/S A2038209489
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Part no. 7579142-15
£BMW E81 E87 LCI 116i 1.6 Petrol N43 ECU Kit DME 7579142 CAS3 + Key Automatic
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Part no. A9060034199
Mercedes-Benz Sprinter W906 Front Left N/S Door Wiring Loom Harness A9060005999
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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 .