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. 8571905-2
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch 0986024980
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BMW F97 F98 G01 G02 G20 G30 Engine Starter Motor 8671505
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Hyundai H-1 Fuse Box Front Relay Engine Control Unit Module ECU 91401-4H161
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Mercedes GLA X156 Comunication Module Telematic Bluetooth Control A2229001821
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Dashboard Monitor BMW E60 E63 E90 E91 LCI Dash Display Screen 6,5" 9193758
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VW Amarok Mk2 Door Module Control Unit Front Rear Driver's Side NU5T-14B531-JA
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Engine Wiring BMW F21 F30 LCI F36 N20 Loom Module Harness Cable 8605456
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BMW 1 3 5 7 X5 E60 E65 E70 E81 E87 E90 F10 Starter Motor 2354701
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Audi Q7 4L Front Camera FAS Lane Assistance Control Unit 4E0910217D
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MINI Clubman R55 LCI Instruments Cover Trim Panel Dashboard Dash 9239915
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Earth Ground Cable Renault Master Vivaro Line Strap Battery Lead 240804802R
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Ford Transit MK8 Radio Stereo Audio USB Head Unit Panel BK3D-18D815-BE
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BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Generator Unit 14V 190A 8645326
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Mini One D R50 Diesel W17 88HP Engine ECU Kit DDE 7792544 + EWS + Keys Manual
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Airbag Module BMW E65 E66 Airbag A-Pillar Sensor Left N/S Control Unit 6960219
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BMW F20 F30 F87 M2 LCI Radio CD Player Navigation High Head Unit 9824983
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Mercedes W166 C292 Front Seat Adjuster Module Unit Left Right N/O/S A1668203426
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BMW E46 Door Cable Convertible Wiring Loom Front Cables 6913092
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VW Volkswagen Phaeton 3D Dashboard Light Sun Solar Sensor Unit 3D0907539A
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Audi A4 B7 Amplifier Bracket Aerial Antenna Module Mount Holder 8P0035535
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Toyota RAV4 2.0d 1CD-FTV Diesel Engine Control ECU Manual Gearbox 89661-42A10
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Mercedes W211 PDC Parking Sensor Module Control Unit A2115457332
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BMW F80 M3 F82 M4 S55 431 HP Engine Control Unit ECU DME 8645445 Dual Clutch
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BMW F11 ECU Body Control Module Junction Box 9252333
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Audi A4 B7 A6 C6 Alternator Bracket Pulley Mount Holder 2.7 3.0 TDI 059903143K
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BMW E82 Footwell Light Module LOW PL2 FRM II 61359197176 9197176
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BMW F10 F11 Rear Bumper PDC Wiring Loom Cable Harness F01 F12 9336380
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Mini Cooper One R50 R52 W10 Petrol Alternator Generator 110A 7550997 7515426
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Mercedes W205 W222 Door Module Control Unit Rear Right O/S A2229002109
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Opel Corsa D Head Air Module Roof Side Curtain 13150706
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Porsche Cayenne 9PA PDC Parking Sensor Control Module Unit Controller 7L5919283B
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Mercedes W140 ABS Control Unit ASR + PML Module ECU A0185459132
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BMW 5 Series E39 Left N/S Air Box Pollen Microfilter Service Cover 8379627
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Volkswagen New Beetle Steering Wheel Air Module Driver's Side Black 1C0880201M
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Audi A5 8T 2.0 TFSI Petrol Engine Starter Motor Actuator 06H911021A
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Mercedes-Benz W203 C208 W210 Transmission Control Unit Module EGS A0255450332
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Mercedes W124 M103.940 Engine Fuse Box Module Unit A1245401850
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Engine Wiring BMW F20 F21 F22 F30 F31 F34 F32 F33 F36 Harness Loom 8507902
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Door Module Mercedes W166 Rear Door Right O/S Driver Side Control A2059000328
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Part no. CK3T12B637GAF
Ford Transit MK7 Diesel Engine Wiring Loom Harness Cable CK3T12B637GAF
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Alternator Volkswagen LT35 2.5 TDI Diesel Engine Alternator 90A Bosch 074903025K
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Mini One R56 N12 1.4 95HP Petrol ECU Control Unit Kit DME 7589971 + CAS3 + Keys
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BMW Mini Cooper 9 R55 R56 R57 N12 1.6 ECU Kit DME CAS 3 Key 7600020
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Mercedes W205 W222 Door Module Front Right O/S Control Unit ECU A2229001909
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Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
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BMW E65 E66 Door Air Module Sensor Control Unit Front Right O/S 6929554
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Hyundai H-1 2.5 D4CB Engine Starter Motor 361004A000
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Peugeot 3008 Body Control Comfort Unit Module BSI Fuse Box 9675877980
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Renault Scenic 1.5 DCi Diesel Starter Motor Actuator Valeo 8200584675A
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Mercedes-Benz E W210 S210 CD Player Radio Audio Navi SMS Head Unit A2108205689
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BMW X3 Series E83 Diesel Battery Positive Lead Red Cable Plus Pole Wire 3414880
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BMW 3 X3 Series E46 E83 1 Fuse Distribution Box 8364540
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BMW E63 E64 Battery Power Cable Lead Positive Underfloor Red 9297282
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Roof Wiring Mercedes SLK R171 Covertible Roof Opening Wring Harness A1715404209
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Alternator Mercedes Sprinter W906 Vito W636 W639 Diesel 180A Valeo A0009068802
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BMW Z4 E85 Roadster Starter Earth Ground Wire Cable 2.0 Petrol 7524715
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Mercedes Sprinter W906 Diesel OM651 Engine Wiring Loom Harness A6511509000
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Mercedes W906 Rear Roof Motion Sensor Control Unit Black A9068220200
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Lion AGM850 CCA Battery Start Stop Accumulator Electrical Unit 70Ah 760A 12V
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Vauxhall Opel Relay Speed Signal Electrical Unit 5 Pin Siemens Orange 09185826
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Mercedes W246 B180 270.910 122HP ECU Wiring Loom Harness Cable Plug A2709000900
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BMW E60 E61 E65 Compact Alternator Generator Valeo 170A 7792072
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Part no. 8T0959760E
Audi A5 8T Front Seat Control Module Unit Left Right N/O/S 8T0959760E
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BMW E90 E91 E92 E93 LCI Diesel N57 Alternator Remy 150A 7808073 DRA0429
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Part no. 6925965-2
BMW X3 E83 LCi Rear Door Window Lifter Left N/S 6925965
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Part no. 6960221
Airbag Module BMW E65 E66 Sensor B-pillar Left N/S Control Unit Air Bag 6960221
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Porsche Macan 95B Audi A8 D4 Starter Motor 12V DENSO 95860411300 06M911024
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Porsche Cayenne 955 Radio Aerial Antenna Amplifier Unit Rear Left N/S 7L5035225S
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Volkswagen Golf Mk7 Rear Tailgate Boot Lid Wiring Adapter Loom 5G0971175C
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Volkswagen Touareg Diesel Engine Starter Motor Actuator Starter 070911023C
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Door Module Mercedes CL203 W203 Front Left N/S Control Unit A2038201385
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Volkswagen Tiguan 5N Air Module Control Unit Module 1T0880201T
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Volkswagen VW Golf Mk5 Steering Wheel Position Angle Control Unit 1K0953549BK
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Mercedes A-Class W168 Door Cable Harness Wiring Loom Front Right A1685405008
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Mercedes C118 W177 W205 Bluetooth Control Module Mobile Phone ECU A2389000705
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Mercedes W166 Petrol Engine HV Battery Earth Ground Line Cable Wire A1665400141
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Ford Transit Connect Door Module Front Right O/S Control Unit ECU DV6T14B531BD
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Mini Cooper Cabrio R57 High SPEG PL3 DC/DC H5 Fuse Distribution Box 3455242
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Ford Transit Connect Mk2 Glow Plug Wiring Harness Engine AV6Q6M0
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Mercedes W639 W906 Battery Terminal Fuse Box Control Unit Module A6385454440
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Mercedes W207 Front Bumper PDC Wiring Parking Sensor Loom Harness A2075406010
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Air Module BMW E65 E66 Sensor B-pillar Right O/S Control Unit Air 6960222
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Mercedes W205 C63 Petrol Engine 14V 200A Alternator Generator Unit A0009061705
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Honda CBR F3 Battery Box Tray Covering Housing Trim Holder Bracket 50325-MAL-600
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Audi A4 B8 Head Unit Radio CD Player Symphony Stereo Audio Player 8T2035195
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Mercedes W246 B180 CDI 651.901 109HP Engine ECU Kit A6519007600 Ignition + Key
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BMW E36 E46 Engine Bay Battery Cable Guide 1436340
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BMW X3 E83 E46 E60 E61 E65 M54 Alternator Generator 150A 7521137
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BMW F30 F31 F32 335dX 435dX N57 313HP Engine Module ECU DDE 8582190 Automatic
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Mercedes W211 Seat Memory Control Unit Module Front Right O/S A2118700726
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Alternator Generator Mercedes Vito W639 Sprinter W906 14V 120A Bosch A0141542702
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Ground Cable Mercedes C238 Fuse Box Wire Prefuse Box Wiring A2135402870
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BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
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Mercedes W205 W222 Door Module Control Unit Rear Left N/S A2229002009
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BMW Z4 E89 Wiring Loom Passenger Side Door Cables Cable Harness 9225792
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VW Volkswagen Amarok NF Diesel Engine Wiring Harness Loom Cable MB3T14290TCAE
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BMW 5 E39 Saloon Radio Signal Antenna Amplifier Coaxial Cable 8369504
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Audi A4 B8 3.0 TDI CAPA Diesel Starter Motor 059911021C
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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 .