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. 7823314
Mini Cooper R55 R56 R57 LCI N47N 1.6 Diesel Engine Starter Motor 7823314
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BMW 3 Series E91 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6987999
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BMW 5 Series E60 E61 Cable Loom Driver's Door Wiring Harness 6972569 6972564
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Vauxhall Opel Insignia A 2.0 CDTI Alternator Engine Genarator 13579668
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Mini Cooper R56 LCI R60 N16 Engine Control Unit ECU DME 7619335 CAS3 Key Manual
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BMW F10 F11 On-Board Screen Central Information Display Monitor 10,25" 9266385
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Mini One R56 N12 1.4 95HP Engine ECU DME Kit CAS3 + Key 7600020 Manual
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Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C
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BMW E90 E91 E92 E93 LCI Diesel N57 Alternator Remy 150A 7808073 DRA0429
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Audi Q7 4L Automatic Transmission Module Controller Unit 09D927750FS
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Mercedes W203 Fuse Box Rear SAM Module Relay Control Unit A2035450701
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Mercedes W164 Battery Starter Alternator Wiring Harness Cable OM642 A1645401730
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BMW E60 Light Control Unit Module LM E6X MAN LWR Lear 6983538
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BMW F30 F31 Lane Change Wiring Sensor Module Master Right O/S HC-2 6856283
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Mercedes X117 CLA 250 270.920 4-Matic Engine Control Unit Module A2709002100
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Audi A4 B8 3.2 FSI Alternator Generator 06E903016N
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Part no. 6778966
BMW X5 E70 Air Suspension Supply Control Unit Module ECU 6778966
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BMW 5 Series E60 E61 PDC Parking Ultrasonic Sensor 6070190091
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BMW 5 6 Series E60 E61 E63 E64 6-disc Compact CD Changer 6941416
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BMW 1 Series F20 F21 LCI 116d 116ed B37 Diesel Engine Starter Motor 8572918
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BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6977759
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Mercedes CLS W219 Door Module Front Left N/S Control Unit Module A2198202326
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BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9387260
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Mercedes W205 Harman Radio Stereo CD Player Audio Sat Head Unit A2059004236
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BMW X1 E84 Antenna Amplifier Diversity 868 MHZ 9168335
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SAM Module Mercedes Sprinter W906 Fuse Box Relay Control Unit A9069006701
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Part no. STAG QBOX
STAG QBOX Basic LPG CNG 4-Cylinder Control Unit Module Injection Controller ECU
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Peugeot Partner Battery Starter Alternator Wiring Harness Cable 9803511080
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Part no. 8K0907063DH
Audi A5 8T Onboard Comfort Supply Control Module Unit ECU 8K0907063DH
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Part no. 3452092-1
Mini Cooper One R55 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092
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Part no. 03L906018JH-1
Audi A5 8T 2.0 TDI CGLC Engine Unit ECU Kit 03L906018JH Key Ignition Lock
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Porsche Macan 95B Body Gateway Module ECU Control Unit 95B907530L
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Audi A4 B8 2.0 TDI Alternator Mount Tensioner Pulley Bracket Support 03L903143K
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Part no. A1669006020
Mercedes W166 Front SAM BCM Control Unit Module CBC V4 ECU A1669006020
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Part no. 6907314
BMW 7 Series E65 Dynamic Drive Pump Wiring Loom Harness ARS Valve Block 6907314
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Part no. A2829062000
Starter Motor Mercedes C118 W177 C247 Petrol OM282 Starter Motor A2829062000
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Part no. 7565300-5
BMW E87 E90 E91 N46 118i 318i 120i 320i ECU DME Engine Control Unit 7565300
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Fuse Box Mercedes W212 Battery Terminal Control Unit Module A2125400450
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Mercedes W212 Front Air Vent Centre Cable Wiring Dashboard Loom A2124404250
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Starter Ford Mondeo MK3 2.0 TDDi Mk4 2.0 Tdci Diesel Engine Starter Motor
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Engine Wiring Mercedes W906 OM651.955 Euro 5 Cable Loom Harness A6511505520
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Mercedes R172 Door Module Mercedes Front Right O/S Control Unit A2129009229
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Mercedes W221 Front Door Module Right O/S Control Unit ECU A2219007601
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Part no. 6C1T-14A076-A
Ford Transit Fuse Box Cover Electrical Unit Housing Lid Trim Cap 6C1T-14A076-A
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Mercedes W176 W245 Front Left N/S Door Wiring Loom Harness A2465403805
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Part no. 6946363
Mini Cooper One R52 Cabrio Body Control Unit Basic Module BCM 6946363
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Mercedes Sprinter W906 Battery Cover Frame Bracket Mount Holder A9065410740
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BMW 1 3 Series E87 E90 E92 Front Seat Adjustment Switch Left N/S 6954129
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BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS3 Key 7567178 Automatic
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Part no. A6421509678-2
Mercedes W164 ML 280 CDI 642.940 190HP Engine Unit ECU Kit A6421509678 Key Lock
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Part no. 8T0919603A
Audi A4 B8 AV10NEO Display Screen Radio Multimedia Navigation Sat 8T0919603A
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Part no. 1K0971349AQ
Volkswagen VW Golf Mk6 Alternator Cable Wiring Harness Loom 1K0971349AQ
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Part no. 7589971-6
Mini Cooper R55 R56 R57 N12 1.6 120HP ECU Kit DME 7589971 + CAS3 + Key Automatic
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Part no. 7521123-1
Starter Motor BMW E60 E81 E87 E90 F20 Bosch 0986021500 7521123
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Part no. 3451927-1
Mini Cooper One R55 High SPEG DC/DC H3 Fuse Distribution Box 3451927
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Part no. 9271715
BMW F20 F21 F22 F30 F31 Alpine Cd Radio Player Head Unit 9271715
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BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS
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Mercedes R231 Seat Control Unit Module Driver A2319003606
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BMW 5 Series E60 Light Control Unit Module LEAR LM E6X MIT AHI 6983539
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Part no. A9065453001
Mercedes W906 Fuse Box SAM Relay Control Unit Module A9065453001
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Part no. 6927315
Seat Module BMW E60 E61 E65 E66 Front Left Right N/O/S Control Unit ECU 6927315
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Part no. 3455702
Mini Cooper R56 Footwell Light Module ECU LOW EKS Lear PL3 FRM II 3455702
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Part no. 9891562
Seat module BMW G11 G20 G30 G01 G02 Seat Control Unit Module ECU 9891562
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Part no. 8671505-1
BMW F97 F98 G01 G02 G20 G30 Engine Starter Motor 8671505
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Part no. 7550688
BMW E87 E90 N45 116i Engine Control Unit DME 12147550688 7550688
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Part no. 7798000-1
BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Part no. 6976964
BMW 3 5 X5 Series E39 E46 E53 BMW Radio Professional TMC Unit 6976963
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Part no. 7607685
Mini One R56 LCI R60 N16 98HP Petrol Engine ECU DME 7607685 Control Unit Manual
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Part no. 8515754-1
BMW F10 F11 F12 F13 N57N Diesel Alternator 210A Valeo 8515754
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Part no. 8509226
BMW F31 Diesel Engine Alternator Generator 220A Valeo N57D30A 8509226
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Part no. 8587952
BMW F20 F21 F30 LCI 120d 320d B47 Diesel ECU Engine Unit DDE 8587952 Automatic
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Part no. 5J0035411C
Skoda Fabia 5J Front Door Bass Loudspeaker Left Right N/O/S 5J0035411C
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Part no. 9897880
BMW F45 LCI 220i B48C 192HP Petrol Engine ECU DME 9897880 + BDC + Key Manual
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Mercedes-Benz E-Class W210 Battery Ground Earth Strap Cable Wiring A2105401031
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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. 9194064
Board Monitor BMW X5 X6 E70 E71 Sat Nav System Screen 8,8" 9194064
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Part no. 1C0909605P
Volkswagen Fox 5Z Air Module Control Unit ECU Module 1C0909605K
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Part no. 3414473
BMW X3 E83 Transmission DXC Transfer Box Wiring Cable Loom Harness 3414473
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Part no. 8R0919604
Audi A5 8T Multimedia Radio Sat Nav Screen Display Head Unit 8R0919604
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Part no. 8574093
BMW F10 F30 320d 520d ed 163HP Engine Control Unit N47N ECU DDE 8574093 Manual
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Part no. 7791335
Mini R50 One D W17 1.4 Diesel Engine Starter Motor 7791335
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Part no. 3452677
Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452677
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Audi A4 B8 2.0 TDI Diesel CAGA 143HP Engine Unit ECU 03L906022MK Automatic
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Mercedes Vito W639 OM646.980 Engine ECU Control Unit Module A6461501077 Manual
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Audi A8L 4H Onboard Comfort Control Module CCM Unit ECU 4H0907063CD
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Part no. 8513242
BMW F10 F11 520d Diesel N47N 184HP Engine ECU DDE 8513242 Automatic
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Part no. 6962720
BMW 7 Series E65 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6962720
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Part no. 7587548-6
Mini R55 R56 N14 1.6 174HP ECU Kit DME 7587548 CAS3 + Key Automatic
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Part no. A2469000012-1
Mercedes W176 W246 Radio Head Unit COMAND Navi Player Control Unit A2469000012
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Part no. A1669003501
Mercedes W166 Switch Rotary Selector Controller Navigation Radio A1669003501
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Part no. 9355750
BDC Module BMW X5 F15 Body Domain Controller BDC Unit 9355750
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Part no. 6907657
BMW E46 GM V Body Control Unit Module Junction Box 6907657
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Part no. 9226238
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9226238
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Part no. 3456051-2
Mini R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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Part no. 9231179-1
BMW F30 F32 F80 M3 F82 M4 1 Rear Antenna Aerial Amplifier AM/FM DAB
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Part no. 9141682-2
BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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Part no. 9267421
BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421
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Part no. A6519000700
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU A6519000700 Manual
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Part no. 7811999
BMW X3 E83 LCI 2.0d N47 177HP Diesel Engine Control Unit ECU DDE 7811999 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 .