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. A0035429818
Mercedes W203 C209 Yaw Sensor ESP Rotation Rate Control Unit Module A0035429818
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BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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Mercedes W211 Multimedia Wiring Loom Electrical Harness Cable A2115409910
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Mercedes-Benz CLK E C208 W210 Holder Bracket Engine Control Unit A2025458140
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Part no. 7540992-1
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A C543294A
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BMW F20 M135i N55 326HP Engine Control Unit ECU DME 8626762 Automatic
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Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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Heater Resistor Volkswagen VW Touran 1T Blower Motor Fan Resistor 3C0907521
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BMW E60 E63 E64 On-board Navigation Monitor Display Screen 6,5"
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BMW X5 E70 Telematics Bluetooth Control Unit Module ECU Continental 9205930
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BMW E90 E91 N46 120i 320i 150HP Engine ECU KIT DME 7561834 CAS2 Key Manual
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Volkswagen Golf CD1 Tailgate Trunk Lid Wiring Harness Rubber Cover 5G6971829B
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BMW 3 Series E90 E91 E92 325i N52N 218HP ECU Kit DME CAS3 Key 7567362 Manual
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Part no. 4F0959793T
Audi Q7 4L Door Module Front Driver's Side Control Unit ECU 4F0959793T
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Part no. 3420851-1
Boardmonitor BMW X3 E83 Central Information Display Screen 6,5" 3420851
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Part no. 9267205-2
Junction Box BMW X1 E84 ECU Body Control Module H2 PL2RR JBBFE IIIR 9267205
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Part no. A2118200089
Mercedes-Benz E W211 Radio Aerial Antenna Amplifier Module Unit A2118200089
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Part no. A6421508900-1
Mercedes W212 E350 CDI OM642.852 Engine Control Unit Module ECU A6421508900
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Relay Mercedes W124 E280 Petrol Fuel Pump Cut Off Relay A0035452405
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Part no. 8630125
BMW F20 F21 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8630125 Manual
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Fan Wiring Mercedes W639 W906 Heater Blower Unit Motor Cable Harness A0005405624
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Part no. A1665402150
Mercedes W166 Seat Fuse Relay Junction Box Block A1665402150
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Mercedes W221 Fuse Box Control Unit SAM Module Relay A2219067200
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Part no. 7574544-3
BMW E90 E91 E92 N52N 325i 218HP ECU Kit DME CAS3 Key 7574544 Automatic
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Part no. 8475468
BMW G20 320d B47D 190HP Engine Control Unit Module ECU Kit DDE 8475468 Key BDC
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Part no. 3457429-1
Mini Cooper R61 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
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Part no. 9119445
BMW Series E81 E87 E90 E91 Power Distribution Fuse Box Front 9119445
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Part no. 3455534
BMW Mini Cooper One R57 High PL3 SPEG DC/DC H5 Fuse Distribution Box 3455534
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Part no. 9224598
BMW 3 Series E92 Max Brose Footwell Light Module Control Unit ECU FRM3R 9224598
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Part no. 6980020
BMW E63 E64 Rain Light Sensor Control Unit Module HUD 6980020
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Part no. 9166708-4
BMW 3 E91 Touring Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. A2219000100
Mercedes W221 Digital Audio DAB Receiver Control Unit Module A2219000100
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Part no. A2118204497-1
Radio CD Player Mercedes W211 CLS C219 COMAND Navigation Head Unit A2118204497
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Part no. A2108207826
Mercedes-Benz C208 W210 Front Right Door O/S Control Unit Module A2108207826
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Part no. TGB000091
Land Rover Range Rover L322 3.0d M57 306D1 Gearbox Control Unit Module TGB000091
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Part no. 5A4CE55
BMW G20 Radio Audio Amplifier Remote Receiver Control Module Unit 5A4CE55
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Part no. AH2211001AC
Land Rover Range Rover Sport L320 3.0 Diesel Engine Starter Motor AH2211001AC
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Part no. 6908948
BMW E39 6-disc CD Changer without Magazine 6908948
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Part no. 7557395-2
Mini Cooper R50 1.6 W10 116HP Engine ECU Kit DME + EWS + Key 7557395 Manual
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Part no. 6809050-1
BMW F20 F30 F36 Rear Electronic Module REM Fuse Box Control Unit V2 ECU 6809050
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Part no. A2469000616
COMAND Head Unit Mercedes CLA C117 W176 W246 Nav Sat Radio Player A2469000616
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Part no. 51919499
Vauxhall Opel Combo Positive Battery Cable Lead Wire Cabling 51919499
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Part no. 9149080-3
Roof Antenna Mini Cooper R57 Convertible Cabrio Aerial Base 9149080
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Part no. 3453891-1
Mini Cooper Cabrio 1 R57 Aerial Roof Antenna Base Unit 3453891
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Part no. 9335306
BMW F20 F21 LCI Wiring Loom Harness Rear Trunk Lid Right O/S 9251725
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Part no. A2038204002
Mercedes-Benz CLC CL203 Rear Left Right Door Loudspeaker Speaker A2038204002
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Part no. 00552479600
Vauxhall Combo D 1.3 Cdti A13FD Engine Wiring Harness Loom 00552479600
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Part no. A0035422019
Relay Mercedes SLK R171 5-Pin Electrical Plug White 12V A0035422019 R1808002
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Part no. A2058200526
Mercedes W213 S213 Multimedia USB SD Card Reader Port Socket Module A2058200526
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Part no. 1025-03-1
BMW F32 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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Part no. 959104H600
Hyundai H-1 Safety Module Air Bag SRS Control Unit ECU Module 95910-4H600
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Part no. 9261592
BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17
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Part no. 9867503-1
Navigation Head Unit BMW F20 F21 F30 F31 LCI F32 Radio CD Player High 2 9867503
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Part no. 6982395
BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6982395
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Part no. 068911024G
Volkswagen VW Passat B5 TDI Diesel Engine Starter Motor Actuator 068911024G
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Part no. 6973114
BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6973114
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Part no. 8P0971085A
Audi A3 8P Rear Bumper PDC Parking Sensor Wiring Harness Loom 8P0971085A
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Part no. 6C1T-12B637-CG
Ford Transit Mk7 2.4 TDCi Diesel Engine Wiring Loom Harness Cables 6C1T12B637CG
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Part no. 81A035382
Audi Q2 GA Rear Centre Loudspeaker Subwoofer 81A035382
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Part no. 51871153
Vauxhall Opel Combo Positive Battery Cable Lead Wire Cabling 51871153
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Part no. A2475407600
Fuse Box Cover Mercedes W177 W247 Engine Compartment Housing Holder A2475407600
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Part no. 6949171
BMW E90 E91 E92 Professional CCC Navigation System Controller 6949171
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Part no. 7600020-13
Mini One R56 N12 1.4 95HP Engine ECU DME Kit CAS3 + Key 7600020 Manual
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Part no. 8K0915181D
Audi Q7 4L A1 8X Negative Battery Cable Lead Monitoring Module 8K0915181D
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Part no. A0061510501
Mercedes W203 W204 Petrol Engine Starter Motor A0061510501
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Part no. 9291385
BMW X1 E84 Reversing Rear View Camera Control Unit Module 16129510
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Part no. A2028200926
Mercedes W124 E280 Comfort Control Module Unit ECU A2028200926
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Part no. A0045450201
Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201
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Part no. 7857778
Steering Wheel Module BMW X3 G01 X5 G05 G20 G30 Heating Control Unit 7857778
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Part no. 9367672
Mini F55 F56 F57 Central Cover Information Instrument Radio 9367672
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Part no. 9390491-2
BMW E90 Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491
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Part no. 7531992
BMW X5 E53 3.0i M54 Wiring Loom Harness Engine Automatic Gearbox 7531992
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Part no. A2079012700
Mercedes A207 Convertible Roof Reinforcement Roll Bag Airbag Module A2079012700
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Part no. 9292248-1
Display Screen BMW F30 F31 F32 F33 Central Information Display 8,8" 9292248
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Part no. A2059006818
Mercedes W205 SAM Module Front Body Comfort Control Unit ECU A2059006818
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Part no. a4479005517
Mercedes Vito W447 Head Unit Radio DAB Navigation GPS Nav Display A4479005517
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Part no. 6919275
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 Delphi 6919275
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Part no. 9184204
BMW E60 E93 Mini Cooper R55 R56 R60 IBS Negative Battery Lead 9184204
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Part no. A6519009402
Mercedes W245 B200 CDI Blue Efficiency OM651.901 Engine Unit ECU A6519009402
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Part no. A2035451701
SAM Module Mercedes W203 Fuse Box Control Unit Relay A2035451701
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Part no. A1645401801
Mercedes ML W164 Rear Control Unit Module Fuse Box SAM A1645401801
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Part no. 1K0971228M
Battery Cable Volkswagen VW Golf Mk5 Positive Plus Pole Lead 1K0971228M
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Part no. 9119493
BMW E87 ECU Body Control Module Unit H2 PL2 JBBFE 9119493
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Mini Cooper One D W16 R55 R56 Engine Wiring Loom Harness 7808630 7795052
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Mercedes W447 114CDI SAM Comfort Control Unit Module Box ECU A4479009509
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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. 7305446
BMW Mini R55 R56 R57 R58 R59 Rear PDC Ultrasonic Parking Sensor Reef Blue
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Audi RS4 B8 Body Control Comfort Unit Module BCM Unit ECU 8K0907064JJ
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Mercedes ML W163 270 CDI Automatic Transmission Control Module A0305452632
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Part no. 7790365
MINI One D R50 W17 1ND Engine Wiring Loom Harness Module 7790365
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Part no. 6977679
BMW X5 X6 3 4 Series E70 F15 F16 F30 F31 F32 Cigarette Lighter Socket 6977679
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PDC Parking Sensor BMW X5 E70 F10 F11 F12 Ultrasonic Sensor Space Grey 9231283
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Engine Wiring BMW Z4 E85 E86 N52 Cable Loom Harness 7556886
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Part no. 7553735-5
MINI R50 R52 One 1.6i 90HP Engine ECU Kit DME 7553735 + Key + EWS Manual
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Part no. 4F0959793R
Audi A6 C6 Door Module Front Driver's Side Control Unit ECU 4F0959793R
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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. 7550975-1
Starter BMW E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor 7550975
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Part no. A0009820123
Relay Mercedes W166 Voltage Dip Protection Start/Stop Relay Module A0009820123
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Part no. A6461507172-1
Mercedes W639 Vito OM646.980 116HP Engine Module ECU Kit A6461507172 Key Lock
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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 .