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. A2059068501
Mercedes W205 Fuse Box Rear Relay Electrical Control Unit Box A2059068501
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€23.95
€22.75
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Part no. 7550975
BMW 1 3 Series E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor
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€23.95
€22.75
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Part no. 8577238
BMW F30 F31 Sterter Motor Alternator Cable Wiring Loom Harness 8577238
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€28.95
€24.61
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Part no. A2055457540
Mercedes W205 C238 X253 W213 Inner Firewall Contact Support A2055457540
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€32.95
€28.01
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Part no. 9286171
BMW F20 Front Right O/S Wiring Loom Harness Door O/S 9251711
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€23.95
€22.75
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Part no. A2218707386
Mercedes W221 Door Control Unit Module Right Rear O/S A2218707386
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€37.95
€32.26
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Part no. A9079051602
Mercedes W907 Aerial Antenna Amplifier Control Unit Module A9079051602
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€32.95
€28.01
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Part no. RHD-A1664404337
Mercedes C292 Positive Cable Battery Starter Alternator Plus Wiring A1664404337
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€85.95
€51.57
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Part no. A1779005509
Door Module Mercedes C118 W177 H243 Rear Left N/S Door Control A1779005509
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€70.95
€42.57
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Part no. 7N0959795E
Skoda Yeti 5L Door ECU Module Control Unit Rear Left Right N/O/S 7N0959795E
€23.95
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Part no. A2075844181
Mercedes C207 Fuse Box Grouping Fuse Placement Map Card Diagram A2075844181
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€23.95
€22.75
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Part no. A0015424623
Mercedes A207 W204 W212 Front Parking PDC Display Panel A0015424623
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€23.95
€22.75
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Part no. 4L0959792B
Audi Q7 4L Door Control Unit Module ECU Passenger Side 4L0959792B
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€23.95
€22.75
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Part no. 8512047
BMW E90 E91 LCI N47N 320d ed ECU KIT DDE CAS 3 Key 8512047 Manual
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€165.95
€99.57
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Part no. 9X2Q9A361CA
Range Rover L320 Sport Rear Fuel Pump Control Unit Bracket Holder 9X2Q9A361CA
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€23.95
€22.75
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Part no. 8574095-2
BMW F20 F21 F30 116d 316d Diesel N47N Engine ECU DDE 8574095 Key Lock FEM Manual
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€227.95
€136.77
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Part no. A1775409357
Mercedes W177 M282 Starter Alternator Electrical Wiring Harness A1775409357
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€28.95
€24.61
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Part no. 7E0907655A
Audi TT 8J ESP YAW Lateral Acceleration Sensor 7E0907655A
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€28.95
€24.61
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Part no. 9474810
Air Module BMW G30 G31 X3 G01 X4 G02 SRS Control Unit ECU 9474810
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€47.95
€40.76
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Part no. FV6T14324BFA
Ford Transit Connect Earth Ground Cable Battery Lead Wiring Loom FV6T14324BFA
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€23.95
€22.75
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Part no. 9286953
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9286953
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€42.95
€25.77
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Part no. 9365764
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9365764
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BMW F20 F21 114i N13 102HP Engine Control Unit ECU Module DME 8610484 Manual
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BMW X3 X5 Series E53 E83 EWS III Central Locking Immobilizer Module ECU 6934529
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BMW E60 E61 E90 E91 On-board Navigation Display Monitor Screen 6,5"
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Relay Mercedes W124 Indicators Wipers Hazard Lights Relay A2018210047
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BMW X5 E53 Westfalia Towing Hitch Module Uni CAN Control Unit 506737
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Mini Cooper R50 W10 116HP Engine ECU Kit DME 7520019 + EWS 3 + Key Manual
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Mercedes-Benz B-Class W245 180CDI Engine Wiring Harness Loom Cable A6401504033
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Air Intake Duct Citroen Relay Peugeot Boxer Fiat Ducato Air Intake 1306522070
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Mercedes W639 3.0CDI OM642.990 Engine Control Unit ECU Kit A6421501500 Key Lock
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Part no. 7809000-5
BMW E60 E87 E90 120d 320d 520d N47 ECU Kit DDE 7809000 CAS3 + Key Automatic
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Air Module BMW F45 X1 F48 Mini F54 F55 F56 Air Module Control Unit ECU 6998485
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BMW 7 E65 E66 Rear Bumper PDC Ultrasonic Sensor Schiefergruen Slate Green 449
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BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Part no. A2475451000
Mercedes W177 W247 Battery Bracket Battery Mount Holder Trim A2475451000
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Mercedes W221 Sound Audio Amplifier Control Unit Module A2218207689
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Speed Sensor Mercedes Sprinter W906 Impuls Control Unit Module A0155429317
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Mercedes W211 Negative Battery Terminal Cable Wiring A2115420418
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Mercedes-Benz A-Class W169 CD Player Radio Stereo Head Unit A1698700289
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Part no. 6827072-2
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM3R 6827072
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BMW Mini Cooper One R50 DME Petrol Engine Control Unit ECU Automatic 7514587
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Mini Cooper F54 F55 F56 F60 HSD Line Cable Wire HU - CID 9314634
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Part no. A2045842982
Mercedes W204 Fuse Box Grouping Fuse Placement Map Card Diagram A2045842982
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Part no. 7557395-11
Mini Cooper R50 W10 116HP Engine Control Unit ECU Kit DME 7557395 Key EWS
Product currently unavailable
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Mercedes-Benz A B E W176 W212 W246 Fuel Pump Module Control Unit A0009006207
Product currently unavailable
Part no. A2535406430
Mercedes X253 Front Bumper PDC Wiring Parking Sensor Loom Harness A2535406430
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Part no. 4F0907279D
Audi Q7 4L Comfort Control Module Unit ECU 4F0907279D
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Part no. A0009062722-1
Alternator Generator Mercedes W207 W212 OM642 Diesel Engine 200A A0009062722
Product currently unavailable
Part no. 5Q0962131
Antenna Control Module Audi Q3 RSQ3 F3 Line Keyless Entry 5Q0962131
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Part no. 9390396
Audio Amplifier BMW F20 F21 F22 Harman Kardon Active Sound Design Unit 9390396
Product currently unavailable
Part no. 7540686-1
BMW F32 F33 F36 435i N55 306HP Engine Control Unit ECU DME 7540686 Automatic
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-5%
Part no. A2059001311
Mercedes W205 Door Module Front Left N/S Control Unit ECU A2059001311
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Part no. 9454320
Adblue Module BMW F40 SCR Control Unit ECU 9454320
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Part no. 6988064-1
BMW E81 E87 E87N E90 LCI E91 E92 Air Conditioning Control Panel Switch 6988064
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Part no. 7594483-3
BMW E90 E91 E92 N52 218HP Engine ECU DME Kit 7594483 Automatic
Product currently unavailable
Part no. 7600020-6
Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME + CAS3 + Key 7600020 Automatic
Product currently unavailable
Part no. A2205400030
Mercedes-Benz S-Class W220 Battery Lead Cable Positive Pole A2205400030
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-40%
Part no. A0009004434-1
Parking Control Module Mercedes C118 W177 W247 PDC Bluetooth Unit A0009004434
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Part no. A2168206526
Mercedes W221 Bluetooth Module Multimedia Control Unit ECU A2168206526
Product currently unavailable
Part no. 9194064
Board Monitor BMW X5 X6 E70 E71 Sat Nav System Screen 8,8" 9194064
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Part no. 1K0971250
Skoda Octavia II Negative Battery Terminal Cable Wire Wiring 1K0971250
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Part no. 8576341-9
BMW F20 118d F30 318d 143HP N47N Engine ECU Kit DDE 8576341 + Key + FEM Manual
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Peugeot 207 Airbag Module ECU Control Unit Air Bag 9663593480
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Ford Transit Mk7 Diesel Engine Alternator Generator Unit 6C1T-10300-CC
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BMW G11 G12 G30 G31 Battery Cable Plus Pole Power Positive Wire Red 9350064
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Part no. 9198862
BMW 5 Series E60 E61 CIC Professional Navigation System Controller 9198862
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Part no. 5Q0959593B
Audi A3 8V Door Module Control Unit Front Driver Side 5Q0959593B
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Part no. 9197002
BMW X5 Z4 E70 E89 HiFi Stereo Audio Sound System Amplifier 9197002
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Part no. 9176824
BMW X5 E70 Footwell Light Control Module Unit LEAR PL4 FRM II 9176824
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Part no. 8506666-1
Mini One R56 LCI 90HP N47N Diesel Engine ECU Kit DDE CAS 3 Key 8506666
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Part no. 7584113-1
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME CAS3 Key 7584113 Manual
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Audi A4 S4 B9 Petrol Fuel Pump Control Unit Module ECU 4M0906093N
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BMW F10 Light Control Footwell Module ECU Unit FRM3 9251975
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Mini Cooper One R56 High PL3 SPEG H5 DC/DC Fuse Distribution Box 3455528
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Mini R50 R53 Body Control Unit Basic Module BCM BC1RD 6976988
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BMW X5 E70 LCI 40dX N57S 306HP Engine ECU Kit DDE 7810980 CAS3 + Key Automatic
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BMW F10 F30 330d 530d 258HP Engine Control Unit N57N ECU DDE 8577835 Automatic
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BMW Z4 Series E85 Roadster Driver's Side Door Wiring Loom Cable 6933950
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Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9341078
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Mini F55 F56 Ignition Lock Barrel Key Unit 5A56078
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Mercedes W205 Ignition Control Unit A2139001223
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Mercedes-Benz B-Class W245 Central Gateway Control Unit Module ECU A1695403945
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Alternator Volkswagen Crafter 2.0 TDI Engine Alternator 120A Bosch 028903028E
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BMW E81 E87 E90 120i 320i Engine N43 ECU Kit DME 7583225 + CAS3 Key Automatic
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Ford Transit Battery Cover Fuse Box Trim Panel Lid YC15-10A687-A9W
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Volkswagen Sharan 7N Engine Starter Motor Lucas 02E911024CX
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BMW E60 E65 E85 E90 E91 Petrol N52 ECU Engine Control Unit DME 7567178 Manual
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BMW E60 E87 E90 LCI 120d 320d 520d N47 Engine ECU Kit DDE 7807530 CAS 3 + 2 Keys
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Mini One R50 W10 90HP Engine Control Unit ECU Kit DME 7545789 + EWS + Key Manual
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Mini Cooper R50 R52 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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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 .