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. 9247383
Air Module Control BMW X3 F25 F12 F13 Air Module Unit ECU9247383
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BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 MID 9266411
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BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9250459
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Audio Amplifier BMW F30 F31 LCI F32 Top Hifi Harman Kardon Control Unit 9393186
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Amplifier Bracket BMW X1 F48 F46 Control Unit Module Holder Mount 6831329
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Mini Cooper R55 R56 N12 1.6 120HP ECU Kit Engine DME 7640005 CAS3 + Key Manual
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BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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BMW Z4 Series E85 E86 Body Control Unit Module GM5RD 12V 6931707
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Mercedes W204 Fuse Box Rear SAM Module Electrical Fuse Unit A2049067702
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BMW X1 F48 Pedestrian Protection Impact Crash Sensor Module PTS 9354290
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Peugeot 3008 Wiring Loom Harness Cable 9665290180
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Mercedes-Benz C-Class W203 Antenna Amplifier Control Module Unit A2038701489
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Starter Motor Citroen Berlingo Peugeot Partner Engine Diesel 1.6 HDI 9640825280
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Mini Countryman R60 Light Module Footwell Module PL3 FRM3R Lear ECU 3457587
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Ford Transit Starter Motor Engine 2033125
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Engine Wiring Harness Mercedes W203 W211 M271 Loom Wiring Cable A2711502433
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Battery Cable Mercedes W176 W246 Positive Wiring Starter Harness A2465408032
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Mercedes W212 Front Bumper PDC Wiring Parking Sensor Loom Harness A2124403758
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BMW E87 E90 116i 316i Petrol N45 Wire Wiring Harness Engine Gearbox Mod Loom
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Mercedes-Benz W169 W245 CD Player Radio Audio Head Unit A1698204789
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BMW E91 Touring Body Control Module Unit Junction Box KL PL2RR JBBFE 9229885
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Mercedes W169 A150 M266.920 95HP Engine Control ECU Kit A0014460340 Automatic
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Mercedes W176 A200 CDI OM651 136HP Engine Module ECU Unit A6519007003 Automatic
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Mercedes W204 Rear Fuse Box Relay SAM Control Unit Module A2045458201
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Mercedes-Benz S-Class W221 Multi Purpose Camera Control Unit Module A0009050538
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Mercedes CLK W209 Automatic Gearbox EGS Control Unit Module ECU A0325452332
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Part no. 8488548
High Voltage Inverter BMW i3 I01 Hybrid 120Ah Rex Electrical Machine 8488548
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BMW X3 SERIES E83 Wiring Loom Harness Passenger Side 3508099
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BMW 3 5 7 X3 X5 Series E46 E53 E60 E65 E83 M57N Starter Motor 2,0 KW 2344232
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BMW F10 F20 F30 Camera Module Reversing Rear View Camera Control 9259354
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Mercedes W212 E63 AMG Drive Unit Extended Control Module ECU A0009009903
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Peugeot 307 Body Control Comfort Unit Module BSI Fuse Box 9651197480
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Mercedes CLA C117 W176 Aerial Booster Antenna Amplifier A2469054201
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Mercedes-Benz A-Class W168 Control Box Unit Cover Front A1685400082
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Mercedes W169 A150 M266.920 95HP Engine Control Unit ECU Kit A0034466040 2 Keys
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BMW E60 530i M54 231HP Engine ECU Kit Unit DME 7533651 + CAS2 + Key Automatic
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BMW 6 Series E63 E64 Front Central Bass Subwoofer Speaker HiFi 6929101
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Mercedes W212 SAM Module Control Unit Electrical Fuse Box Unit A2129007104
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Peugeot 307 Display Screen Dashboard Multifunction Monitor Unit 9649090377
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BMW F07 GT Self-Levelling Suspension Control Unit Module Bracket Holder 6792443
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BMW 6 Series E63 LCI CCC DVD Sat Navigation System CD Player Head Unit 9170706
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Mercedes W209 Convertible Roof Module Folding Top Control Unit ECU A2098205026
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BMW E81 E87 LCI E90 E91 120d 320d N47 ECU KIT DDE 8506438 CAS 3 Key Automatic
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BMW E81 E87 LCI E90 E91 120d 320d Diesel N47 ECU Kit DDE 7810000 CAS3 + Key
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Mini Cooper R55 R56 R57 N12 1.6 120HP ECU Kit DME 7589971 CAS3 Key Automatic
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BMW 3 5 E60 E61 E90 LCI 1 Display Screen 8.8" Monitor Sat Nav 9193745
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Mercedes Vito W447 Air Module Sensor Control Unit ECU A4479001000
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Part no. 9186664
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 9186664
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Part no. A2095452801
SAM Module Mercedes CLK W209 C209 A209 Fuse Box Relay Control Unit A2095452801
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Part no. 6933875
BMW X5 Series E53 HiFi Audio System DSP Amplifier Module Unit Lear 6933875
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Part no. 7500255
BMW E39 523i E46 323Ci M52 170HP Engine ECU Module DME 7500255 Automatic
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BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753
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BMW 7 Series E65 E66 Antenna Tuner Amplifier Professional 6976780
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Peugeot 207 Crash Impact Sensor Control Unit Module 9659186280
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Peugeot 207 Seat Belt Warning Light Display Screen Dashboard 9665103980
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BMW Z4 E85 Airbag Module Sensor B-pillar Left N/S Control Unit Air Bag 6948087
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Peugeot 307 1.4 HDI Diesel DV4-TD Engine Control Unit ECU 9647158180 Manual
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Ford Fiesta MK7 1.6 TDCI Diesel Engine Control Unit ECU 8V2112A650KE Manual
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Peugeot Partner 1.6 HDI 9H03 Engine Control Unit ECU EDC 9664843780 Manual
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GPS Module BMW E81 E87 E90 E91 LCI Combox Telematics Control Unit 9257162
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Fuse Box Peugeot 207 308 Battery Terminal Control Unit Module 9636079380
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Starter Motor Mercedes W203 W209 W211 W906 Engine Diesel A0051516601
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Alternator Generator Mercedes W169 W245 Engine 115A 14V A2661540902
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Airbag Module Peugeot 307 Control Unit ECU Car Safety Sensor 9650109480
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Part no. 96766518XT00
Peugeot 307 CD Player Radio Stereo Head Unit 96766518XT00
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Part no. 9200447-1
BMW E90 M-Audio System CD Player Controller Navigation Sat Head Unit 9200447
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Part no. 964544367700
Cassette Player Citroen Berlingo Peugeot 206 Audio Head Unit 964544367700
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Part no. 8V2110723BC
Ford Fiesta MK7 Battery Box Tray Housing Holder Bracket 8V2110723BC
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Part no. 28116487
Fuse Box Citroen Berlingo Peugeot Partner Control Unit Module 28116487
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Part no. 9674290780
Airbag Module Citroen Berlingo Peugeot Partner Control Unit Sensor 9674290780
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Part no. 9675878480
Fuse Box Citroen Berlingo Peugeot Partner BSM Control Unit Module 9675878480
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Part no. 9663593380
Peugeot 207 Airbag Module ECU Control Unit Sensor Air Bag 9663593380
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Part no. 9664055780
Peugeot 307 Fuse Box BSM Control Unit Module 9664055780
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Part no. 6989241
BMW X3 E60 E61 E83 PDC Parking Ultrasonic Sensor Rear Montegoblau Blue A51
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Peugeot 207 CD Player Radio Stereo Head Unit 96643697XT00
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Part no. 9663798380
Peugeot 207 Fuse Box BSI Control Unit Module 9663798380
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Part no. 9665614680
Display Screen Peugeot Partner Expert Multifunction Dashboard Clock 9665614680
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Part no. 9.66448E+11
Peugeot 207 Display Screen Dashboard Multifunction Monitor Unit 966448398000
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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. 8E0959651A
Audi A4 B7 Front Crash Impact Air Module Sensor Unit Module 8E0959651A
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Part no. 8200051608
Renault Trafic 1.9 DCI Diesel Engine Control Unit Module ECU Manual 8200051608
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Part no. 6935920
BMW Z4 Series E85 Driver's Side Door Airbag Control Unit Module 6935920
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Renault Trafic II Alternator Generator 120A SG12B050 8200690199
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Audi A4 Door Harness Loom Cable Wiring Front Left Right N/O/S 8E1971035DF
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Transfer Box Module BMW X5 X6 E70 E71 Control Unit ECU ATC700 7566297
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Mercedes W169 200CDI OM640.941 140 HP Engine Module ECU Kit A6401502579 Key Lock
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Mercedes Vito W639 109 CDI OM646.983 88HP Engine Module ECU Kit A6461532691
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BMW 1 3 Series E87 LCI E90 120i 320i Petrol ECU Kit N43 DME 7579142 CAS3 Key
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Mercedes CL203 CLC 350 M272.960 272HP Engine Module ECU Kit A2721531291 2 Keys
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Mercedes Vito W639 OM646.982 109HP Engine Module ECU Unit A6461503278 Manual
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Part no. 6948983
BMW E65 E66 Navigation Sat Nav GPS System DVD Player 6948983
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Part no. 6961364
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6961364
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BMW F80 M3 F82 M4 S55 450 HP Engine Control Unit ECU DME 8645445 Dual Clutch
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Part no. 8379376
BMW X5 E53 Amplifier Hifi Speaker System 65128379376 8379376
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Part no. 9160557
BMW Z4 E60 E61 E63 E85 Air Module Control Unit Module ECU 9160557
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Part no. 9340998
BMW 1 2 Series F21 F22 Wiring Passenger Side Loom Front Door Left N/S 9340998
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Part no. 8E0919283D
Audi A4 B7 PDC Parking Distance Sensor Control Unit Module Rear 8E0919283D
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Part no. 03G906016JD
Audi A4 B7 2.0 TDI Diesel Engine Control Unit ECU Module Manual 03G906016JD
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Part no. 8E0907279N
Audi A4 B7 Body Control Module BCM Comfort Control Unit Power Supply 8E0907279N
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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 .