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. 9809381
Mini Cooper R60 Countryman High PL3 SPEG H6 Fuse Distribution Box 9809381
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Part no. 8R2035678D
Audi A4 B8 Dashboard Reader Navi MMI DVD CD Player Head Unit 8R2035678D
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Part no. 8510592-4
BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Kit DDE 8510592 CAS3 Key Manual
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Part no. 7788680-3
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit
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Part no. 6793850
Adapter Lead Wire BMW F20 F21 F22 F23 F30 F31 F32 F33 VDC Cable Harness 6793850
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Part no. A2129014606
Mercedes W212 Display Screen Information Navigation Dashboard A2129014606
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Part no. A2129004910-1
Mercedes W212 CD Radio Head Audio Player Control Unit A2129004910
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Part no. 9321016
On-Board Screen BMW F10 F11 LCI Central Information Display 10,25" 9321016
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Part no. 7P5941591AJ
Volkswagen Golf Mk7 5G Headlight Ballast Module Left Right N/O/S 7P5941591AJ
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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. 2447525
Telematics Module BMW F21 Bluetooth Control Unit ECU 2447525
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Part no. 9153780
BMW E93 Footwell ECU Light Control Unit Module FRM II PL2 Lear 9153780
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Part no. A6461503734-2
Mercedes W204 C220 CDI 170HP M646.811 Engine Unit ECU Kit A6461503734 Key Lock
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Part no. 8658275
Mini Cooper One F54 F55 F56 F57 F60 Starter Motor Engine Petrol 8658275
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Part no. 7560955-4
BMW E90 320si N45 173HP Petrol Engine Unit ECU Kit DME 7560955 CAS2 Key Manual
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Part no. 3456952-3
Mini Cooper R58 Footwell Light Module Unit High EKS PL3 FRM3R Lear 3456952
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Part no. Halfords 80Ah Accumulator-1
Halfords 12V Lead Acid Accumulator Battery 80Ah 760A HB110
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Part no. A2113231226
Mercedes-Benz E Class W211 Front Right Anti Roll Bar Clamp Bracket A2113231226
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Part no. A2118275542
Mercedes W169 W211 6 Disc CD Changer Player Glove Box A2118275542
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Part no. 2C1T10300BA
Ford Transit Mk6 Alternator Engine Generator Valeo 2C1T10300BA
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Part no. BS7T18C939FB
Radio CD Player Ford Mondeo MK4 Galaxy MK3 Sony DAB Radio Stereo BS7T18C939FB
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Part no. 1K0971228M
Battery Cable Volkswagen VW Golf Mk5 Positive Plus Pole Lead 1K0971228M
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Part no. 4G0907468AD
Audi RS6 C7 CAN BUS Gateway Control Module Unit ECU 4G0907468AD
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Part no. A6519003603-1
Mercedes Sprinter W907 314 CDI OM651.958 143HP ECU Engine Unit A6519003603
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Part no. A6519004201-1
Mercedes GLE250 W166 OM651.960 204HP Engine ECU Kit Ignition + Key A6519004201
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Part no. A2118200089
Mercedes-Benz E W211 Radio Aerial Antenna Amplifier Module Unit A2118200089
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Part no. A1708200386-1
Mercedes W168 W202 W210 CD Player Audio 10 Stereo Radio Unit A1708200386
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Part no. 9216286
BMW F20 F21 Socket Plug Wiring Loom Cable 9216286
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Part no. 7810980
BMW E60 LCI E90 335d 535d M57N2 286HP Engine Control Unit ECU 7810980 Automatic
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Part no. A1661500033
Mercedes-Benz W168 M166 Engine Wiring Harness Loom Cable A1661500033
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Part no. 7805585-5
BMW X5 E70 3.0d M57N2 235HP Engine ECU Kit DDE 7805585 + CAS3 + Key Automatic
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Part no. A2105460141
Mercedes-Benz E-Class W210 Battery Cable Box Connector Petrol A2105460141
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Part no. 8039827
BMW X5 E70 Front Bumper PDC Parking Sensor Wiring Loom Cable Harness 8039827
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Part no. 9364821-2
BMW E91 ECU Body Control Module Unit KL PL2RR JBBFE IIIR 9364821
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Part no. 7610011-2
Mini Cooper S R56 R57 N14 1.6 ECU Control Unit Kit DME 7610011 CAS3 Key Manual
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Part no. 8792152
CD Player BMW F20 F21 F30 F32 Mini F55 F56 Radio DAB Bluetooth Head Unit 8792152
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Part no. 8682893
BMW F20 F30 LCI 120i 320i 330i B48 Engine Wiring Cable Loom Harness 8644504
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Part no. 9141682-3
BMW 1 3 Series E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682
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Part no. 6938287
BMW X5 E53 Light Check Module Control Unit ECU Lear LCM IV AUTO.LWR 6938287
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Part no. 7812070
Mini Cooper Clubman R55 R56 W16 1.6 Diesel Engine Starter Motor 7802945
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Part no. 4S4112A650BC
Ford Transit Connect 1.8 Diesel Engine Control ECU Module Manual 4S4112A650BC
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Part no. 6948392-3
BMW 1 3 5 7 X1 X5 X6 Series E60 E61 E65 E66 E67 E70 E71 E81 E87 E90 Alarm Siren
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Part no. 9263801
BMW Z4 E89 Footwell Light Control Unit Module ECU Lear FRM3R PL2 9263801
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Part no. 7555036
Engine Wiring BMW E92 E93 325i 330i N52N Cable Harness Gearbox Module 7555036
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Part no. 12767115
SAAB 9-3 Fuse Box Relay Control Unit Module 12767115
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Part no. 9366412-1
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9366412
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Part no. 7545789-6
Mini One R50 W10 90HP Engine Control Unit ECU DME 7545789 Manual Transmission
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Part no. 7610011-1
BMW Mini Cooper S R55 R56 R57 N14 1.6 ECU Kit DME CAS 3 2 Keys 7610011 Manual
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Part no. 7823799-1
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU KIT DDE 7823799 CAS3 + Key
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Part no. 6977724
BMW 3 Series E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6977724
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Part no. 6938310
BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6938310
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Part no. 7314798
Trunk Lid Module BMW F31 F15 F16 F36 Control Unit Rear Tailgate Lift 7314798
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Part no. 5A1D0B2
BMW F70 G30 U06 Comfort Access Antenna Keyless Entry Aerial Module 5A1D0B2
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Part no. 9151322
BMW F02 F07 Rear Trunk Fuse Relay Box Power Distribution 9151322
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Part no. 5G0919605D
VW Volkswagen Golf Mk7 VII Radio Control Head Unit CD Player 5G0919605D
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Part no. A2034404432
PDC Wiring Mercedes CL203 Front Bumper Parking Sensor Loom Cable A2034404432
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Part no. 8625241-6
BMW F20 F21 114i N13 102HP Petrol Engine ECU Control Unit DME 8625241 Manual
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Part no. 9128184
BMW E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 9128184
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Part no. 8603352-3
BMW F20 F30 116i 316i N13 Engine ECU KIT DME 8603352 + FEM + Key Automatic
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Part no. A1718200386-1
Mercedes SLK R171 Stereo Radio CD Player Head Unit A1718200386
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Part no. 028903028E
Alternator Volkswagen Crafter 2.0 TDI Engine Alternator 120A Bosch 028903028E
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Part no. 3D0941329
Volkswagen VW Golf Mk7 Headlight Cornering Module Control Unit 3D0941329
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Part no. 5A82C19
BMW G20 G26 Wireless Charger Centre Console Phone Charging Module Unit 5A82C19
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Part no. 6962887
Air Module Sensor BMW Z4 E85 E64 B-Pillar Left N/S Crash Module ECU 6962887
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Part no. A2535409530
Mercedes X253 Hybrid Engine Wiring Harness Loom Cable A2535409530
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Part no. 5NA035284C
VW Volkswagen Golf SV Online Services Module Control Unit ECU 5NA035284C
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Part no. 9125031
BMW 1 Series E81 E87 LCI Positive Battery Lead Cable Wiring
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Part no. 9230617-1
BMW F10 F11 Seat Loom Cable Lordosis Lumbar Pump Control Front Right O/S 9230617
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Part no. 6927319
BMW 5 7 Series E60 E61 E65 E66 Seat Control Module Ecu Sensor
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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Part no. 6989396
BMW 3 5 Series 4 E60 E90 Dashboard Dash Onboard Monitor Display Screen 8.8" CCC
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Part no. A2229005317
Tuner Box Mercedes W213 W205 W222 Digital Audio Control Unit DAB ECE A2229005317
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Part no. 7795553-1
BMW 5 Series E60 E61 530d M57N 218HP ECU Kit DDE 7795553 CAS2 Key Automatic
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Part no. 7567362-2
BMW 3 Series E90 E91 E92 325i N52N 218HP ECU Kit DME CAS3 Key 7567362 Manual
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Part no. A9068200286-1
CD Radio Mercedes Vito W639 Sprinter W906 Audio Stereo Head Unit A9068200286
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Part no. 7557809-1
BMW 1 3 Series E87 E90 116i 316i N45 Petrol ECU Kit DME 7557809 CAS2 + Key
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Part no. 7516809
BMW 3 Series E46 Valvetronic Valve VVT Control Unit Module ECU 7516809
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Part no. 6939709
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6939709
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Part no. 8494840-1
BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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Part no. 8686085
BMW X5 F15 Hybrid Electric 26Ah High Voltage Battery Accumulator Storage 8682676
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Part no. 6824381
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 6824381
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Part no. 8P0907063R
Audi TT 8J BCM Body Control Module Unit ECU 8P0907063R
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Part no. 1K0907530L
Audi TT 8J Volkswagen Golf Mk5 Gateway Control Unit Module ECU 1K0907530L
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Part no. 4H0035225N
Audi A8L 4H Antenna Aerial Amplifier 4H0035225N
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Part no. A2049005112
Mercedes W204 Navigation CD Player Radio Stereo Sat Nav Head Unit A2049005112
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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 .