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. 9150961
Navigation System BMW E90 E91 E92 Professional CCC Sat Nav Controller 9150961
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Mercedes W204 Display Screen Information Navigation Dashboard A2049007408
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Audi A4 B9 Communication Telematics Control Module Unit ECU 4KE035282H
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Audi A6 C7 Ignition Smart Key Fob Lock Remote Alarm Button Control 4G0959754K
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Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME CAS3 + 2 Keys 7610011 Manual
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Engine Basic Control Unit Mini R50 R52 W10 ECU DME 7545789 Automatic
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Mini Cooper D R55 R56 LCI N47N 1.6 112HP Diesel ECU Kit DDE 8519663 CAS3 Keys
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Battery Clamp VW Golf 8 CD1 Audi A3 8Y Battery Base Bracket Holder 5Q0803219C
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Ford Transit Mk7 Diesel Engine Alternator Generator Unit 2.2 TDCi 6C1T-10300-BD
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Mini Cooper SD R55 R56 LCI R60 N47N 143HP Engine ECU DDE 8519663 Automatic
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Volkswagen Tiguan 5N Engine Bay Fuse Relay Box Terminal 3C0937125A
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Mercedes W168 A160 102HP Engine Control ECU Kit A0275454132 + 2 Keys Automatic
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Mercedes Vito W639 109 CDI OM646.983 88HP Engine Module ECU Kit A6461532691
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Audi A5 8T Park Parking Assist PDC Distance Control Unit Module 8K0919475B
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BMW E87 E90 E91 118d 318d M47N2 Engine ECU Kit DDE CAS2 Key 7801710
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Mercedes CLK C209 Keyless Go Module ECU Entry Door Control Unit A2098202526
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BMW E87 E90 E91 118d 318d M47N2 Engine ECU Kit DDE CAS2 Key 7797216
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Mercedes W203 C220 CDI 646.963 150HP Engine ECU Kit A6461500091 + Key + Lock
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Audi A3 8P Front Seat Occupation Sensor Left Right N/O/S 8P4963553
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Mini Cooper One R52 Cabrio Body Control Unit Basic Module BCM 6946363
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BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
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Mercedes C140 Comfort Convenience Control Module Unit ECU A1408206026
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BMW 5 7 Series 1 E60 E65 Sunroof Sliding Roof Drive Unit Motor Actuator
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VDC Module BMW F01 F07 F10 F11 F12 Rear Suspension Level Control Unit 6866454
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BMW E82 E88 E90 LCi Switch Cluster Cruise Control Stalk Unit 9110882
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Rain Sensor Peugeot 3008 5008 Citroen C5 Windscreen Light Unit 9674436980
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Audi TT 8J Audio Amplifier Premium Sound Booster Control Unit Bose 8J0035223C
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Part no. A1685409032
Mercedes A-Class W168 Door Cable Harness Wiring Front Passenger A1685405008
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BMW 3 Series E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6961134
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BMW E87 Footwell Light Module Control Unit NSW PL2 FRM II Lear 9166707
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Part no. 9315682
Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
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Part no. A1645453316
Mercedes ML W164 Parktronic Parking Control Unit Module A1645453316
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Part no. 9687656980
Citroen C3 Picasso Negative Battery Terminal Cable Wiring Lead 9687656980
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Part no. 7792092
BMW X5 E53 3.0d Diesel M57 Alternator 150V 7792092
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Part no. A6429004701
Mercedes C292 GLE 350d 4-Matic OM642.826 Engine Control Unit ECU A6429004701
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Part no. A1648202715
Electrical Wiring Cable Mercedes W164 W251 Radio Media Interface A1648202715
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Part no. 6860729
VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729
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Part no. 8585225-1
Mini F55 F56 Cooper SD B47 Diesel Engine ECU Kit DDE 8585225 BDC Key Manual
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Battery Tray Citroen Relay Fiat Ducato Battery Housing Box Tray 1368035080
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Part no. A2721533279
Mercedes R171 SLK350 Kompressor M272.963 Engine Control Unit ECU A2721533279
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Part no. A6461540102
Alternator Generator Mercedes Vito W639 Sprinter W906 14V 180A A6461540102
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Part no. 5Q0955559C
Volkswagen Golf 8 Rain Sensor Front Windscreen 5Q0955559C
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Part no. 6939760-COOL
Mini Cooper R50 PDC Ultrasonic Parking Sensor Cool Blue Metallic A27
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Part no. A1725400950
Mercedes SLK R172 Relay Fuse Box Control Unit A1725400950
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BMW X5 E70 CAS3 Key Reading Module Unit Control ECU 9278746
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Part no. 8385164-1
BMW 7 Series 1 E65 E66 Battery B+ Engine Compartment Terminal Point 8385164
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Part no. 4F0910289N-1
Audi A6 S6 RS6 C6 4F Convienience Comfort Module Unit ECU 4F0910289N
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Part no. 9381606
Battery Cable BMW F45 F46 Negative Lead IBS Wiring Harness 9381606
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Part no. 9171347
BMW 5 X5 Series E61 E61 LCI E70 Telematics Bluetooth Control Unit Module 9171347
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Part no. 9390018
Audio Amplifier BMW F20 F21 LCI Mini F55 F56 Top Hifi Harman Kardon Unit 9390018
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Part no. A1635459032
Mercedes ML W163 Body Control Module Unit BCM ECU A1635459032
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Part no. A2059004113-1
Mercedes S205 Display Screen Multimedia Navigation Sat Head Unit A2059004113
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Part no. 06F903023L
Alternator Volkswagen Transporter T5 2.0 TDI Diesel Engine 110A Bosch 06F903023L
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Part no. 7599881-6
BMW E81 E87 LCI 116i 1.6 Petrol N43 122HP ECU Kit DME 7599881 CAS3 Key Manual
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Part no. 9145162
BMW E93 Hifi System Amplifier Sound System Amp 9145162
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Part no. 8517727-4
Mini One D R56 LCI R60 90HP N47N Engine ECU Kit DDE 8517727 CAS3 Key Manual
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Part no. 8610635-1
BMW F20 F30 F32 120i 320i 420i N20 184HP ECU Kit DME 8610635 + Key + FEM Manual
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Mercedes GLC X253 Camera Lane Assist Control ECU Module Unit A2479008615
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Part no. 7539808
MINI Cooper R50 R52 1.6i W10 116HP Engine ECU Control Unit DME 7539808 Manual
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Part no. 7L0907401F-1
Volkswagen Touareg 3.0 TDI BKS 225HP Engine Control Unit ECU Kit 7L0907401F Key
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Part no. 6928572
BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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Part no. AJ9500R
Radio Tape Player Jaguar XJR XJ6 X300 Audio Control Unit Cassette AJ9500R
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Part no. 8518569-5
BMW F20 F21 F30 F31 N47N 118d 318d 143HP Engine Control ECU DDE 8518569 Manual
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Part no. 240809677R
Renault Trafic III Vauxhall Vivaro B Positive Battery Cable Lead Wire 240809677R
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Part no. 5A088E6-1
BMW F40 M135i xD B48 306HP Engine Control Unit ECU Kit DME 5A088E6 BDC Key
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Part no. A0131541002-2
Mercedes Vito Viano W639 Alternator Generator Diesel 200A A0131541002
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Part no. 9803651
MINI Countryman R60 Holder Amplifier Bracket Holder Mount Hi-Fi Unit 9803651
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Part no. 9317173-1
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V 19317173
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Part no. 3456987-3
Mini Cooper R57 LCI Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456987
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Part no. A2661531491
Mercedes W169 A150 M266.920 95HP Engine Control Unit ECU A2661531491 Automatic
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Part no. 6990098
BMW X3 E83 LCi AMPLIFIER HIFI SYSTEM LEAR PL2 6990098 65126990098
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Part no. 6944844
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 DELPHI 6944844
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Part no. A9065403627
Positive Cable Mercedes W906 Battery Starter Alternator Plus A9065403627
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Part no. 9204536-1
BMW E90 Footwell Light Module ECU Control Unit PL2 FRM Lear 9204536
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Part no. 9372743
Central Gateway BMW F01 F06 F10 LCI Module ECU Control Unit 9372743
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Part no. 8506375-2
BMW E81 E87 E90 E91 LCI 118d 318d N47 Diesel ECU KIT DDE 8506375 CAS3 + 2 Keys
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Part no. A6461541102-2
Alternator Generator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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Part no. 7620985-1
Mini Cooper S R60 ALL4 N18 1.6 184HP ECU Kit Unit DME 7620985 CAS3 + Key Manual
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Part no. A1669007616
Amplifier DAB Mercedes W176 W204 W212 Control Unit Module ECU A1669007616
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Mercedes W169 W245 Petrol Engine Starter Motor A0061510301
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Part no. A2129004500
Mercedes C207 W212 Fuse Box Relay Control Unit SAM Module A2129004500
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Part no. 6851284
BMW X3 F25 ICM Control Unit Air Module SRS ECU 6851284
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Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393
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Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063N
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BMW E90 Light Control Module ECU LCM NSW Footwell PL2FRMFA 9166711
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Renault Trafic II Control Unit Body Control Module BCM ECU P8200943317
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BMW 3 E46 Rear Bumper PDC Wiring Loom Harness Cables Set 6918955
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Information Display BMW E81 E82 E87 E88 Board Monitor Central Screen 9145437
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BMW F30 F32 F36 335dX 435dX N57Z 313HP Engine ECU Unit Kit DDE 8578082 Key FEM
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Mercedes-Benz C Class W203 Automatic Gearbox Transmission Control A0345454332
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Part no. 8582719-5
Mini F55 F56 Cooper D B37 Diesel Engine ECU Kit DDE 8582719 BDC + Key Automatic
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Part no. 5705AS-1
Peugeot Expert Citroen Berlingo Diesel Engine Alternator Generator 5705AS
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Part no. 7582309-1
Mini R55 R56 R60 R61 Engine Starter Motor Mitsubishi 7645594
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Part no. A9065454401
Mercedes Sprinter W906 Fuse Box Relay Module Control Unit A9065454401
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Part no. 8P0035186G
Audi A3 8P Multimedia Radio CD Player Head Unit 8P0035186G
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Part no. A4709060300
Mercedes W470 Diesel Engine Starter Motor A4709060300
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Part no. 3452678
Mini Cooper R56 Footwell Light Module ECU LOW EKS Lear PL3 FRM II 3452678
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Part no. 7T11-12A650-HE
Ford Transit Connect 1.8 TDCi Engine Control ECU Module Manual 7T11-12A650-HE
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Part no. 5F0919606
Seat Leon FR 5F Dashboard Multimedia DIsplay Sat Nav Screen 5F0919606
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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 .