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. 8372271
PDC Module BMW E38 Parking Assist Distance Control Module Unit ECU PDC 8372271
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BMW E60 E90 330i 530i N52 258HP ECU Kit DME 7553166 + CAS2 + Key Automatic
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BMW E65 E66 Navigation Sat Nav GPS System DVD Player 6948983
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Head Unit BMW F07 GT Car Infotainment Computer Sat Nav Multimedia DAB 9275510
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Opel Combo Steering Column Power Steering Control Unit Module ECU 13136672
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BMW E60 E63 E64 KBM Basis Body Control Module ECU Control Unit 9176069
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Mercedes C204 Wiring Cable Harness Front Driver Door Wiring Loom A2044400538
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BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
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Renault Trafic II Opel Vivaro B 2.0 DCI Diesel Engine Starter Motor 8200621305A
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BMW 1 X4 X5 Series F20 F21 F25 F26 Antenna Aerial Diversity Trap Circuit 9181463
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Audi A3 Q3 Volkswagen Golf 1.5 TSI Alternator Negative Cable Ground 5WA971244C
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Battery Cable BMW F45 F46 Negative Lead IBS Wiring Harness 9381606
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BMW E87 LCI Footwell Light Control Unit Module ECU Lear FRM3R PL2 9249080
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BMW E87 E90 N46 120i 320i 150HP Engine Control ECU DME 7565300 Manual
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Ford Transit Mk7 2.4 TDCi Diesel Engine Wiring Loom Harness Cables 6C1T12B637CG
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Seat Ateca FR 2.0 TDI Engine Alternator Generator Valeo 14V 140A 04L903021D
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BMW F06 F12 F13 M6 F10 M5 S63N 560HP Engine Control Module 8643126 Automatic
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Vauxhall Opel Combo Positive Battery Cable Lead Wire Cabling 51919499
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BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315096
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BMW F30 F31 F32 Control Unit Module Active Sound Design 6820696
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Audi A3 8P 1.6 MPI Petrol Starter Motor Engine 02T911023M
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Mercedes W169 Fuse Box Cover Trim Panel A1695450003
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Volkswagen Golf Mk5 Seat Skoda Air Control Module Unit 1K0909605R
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Audi A5 8T Diagnostic Interface Gateway Control Module Unit ECU 8R0907468F
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Volkswagen Golf Mk6 Alternator Generator Electrical Unit Valeo 03L903023F
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Rear Module Mercedes C238 PDC Parking Assistant Parktronic Control A0009006616
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Mercedes W163 CL203 W203 Petrol Alternator Generator Valeo 120A A0111546402
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Ford Transit Fuse Relay Box Housing Covering Panel Cover Trim 6C1T14A076E
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Airbag Module Peugeot 307 Control Unit ECU Car Safety Sensor 9650109480
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BMW X3 F25 ICM Control Unit Air Module SRS Airmodule ECU 6853992
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MINI Cooper R50 R52 1.6i W10 116HP Engine ECU Control Unit DME 7539808 Manual
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BMW 5 X3 Series E60 E61 E83 Front PDC Parking Distance Sensor Orientblau Blue
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Part no. 8506666-3
Mini Cooper D R56 LCI 112HP Diesel N47N Engine ECU Kit DDE 8506666 CAS3 Key
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Part no. BK3T-14401-EWD
Ford Transit Mk8 Fuse Box Power Distribution Junction Relay BK3T-14401-EWD
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Part no. 02T911023R
VW Polo 6R Seat Ibiza Mk4 Starter Motor Bosch 1.2 Petrol CGPB 02T911023R
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Audi A3 8V Headlight Range Cornering Adjustment Control Module 8V0907357A
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BMW X6 Series E71 Aerial Antenna Amplifier Diversity 868 MHZ 9130157
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Audi Q7 4L Power Supply Battery Control Module Unit 4L0915181
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Audi A3 S3 RS3 8Y Online Service Control Module Unit 8Y0035282B
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Mercedes W118 W177 W247 Front Radar Distance Control Unit Module A0009056121
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Vauxhall Opel Combo Positive Battery Cable Lead Wire Cabling 51871153
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Starter Motor Audi S8 D3 4E VW Touareg Starter Motor Bosch 1.7KW 07C911023H
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Mercedes W167 W177 Radio Stereo Player Sat Nav Head Unit ECE A1679000511
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Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Control A2059008917
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Audi A6 S6 RS6 C6 4F Convienience Comfort Module Unit ECU 4F0910289N
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Mercedes R171 Door Control Module Front Right O/S A1718206226
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Mini Cooper F54 F55 F56 F60 HSD Line Cable Wire HU - CID 9314634
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Mercedes W164 W251 Air Suspension Level Control Unit Module Airmatic A2515454132
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BMW F20 F30 LCI Harman Head Unit High 2 Media Sat Nav Radio NBT EVO HU 6822066
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Mercedes W164 Central Gateway Control Unit Module A1645405662
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Part no. 6917738
Mini Cooper R50 R53 Rear Battery Hold Down Strap Retaining Bracket 6917738
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Part no. A9064401241
Mercedes Sprinter W906 Battery Alternator Starter Wiring Harness A9064401241
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Part no. A2731536591-1
Mercedes W221 S500 4-Matic M273.968 Engine Control Unit ECU Kit A2731536591 Key
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Part no. 7512079
BMW 3 Series E46 Petrol Wiring Loom Harness Engine Gearbox Module 7512079
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Part no. 8626762
BMW F20 M135i N55 326HP Engine Control Unit ECU DME 8626762 Automatic
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Part no. E82 Wiring Loom Set PDC rear -1
BMW 1 Series E82 Wiring Loom Set Rear Complete Harness PDC Parking Sensor
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Heater Resistor Volkswagen VW Touran 1T Blower Motor Fan Resistor 3C0907521
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Part no. 9687656980
Citroen C3 Picasso Negative Battery Terminal Cable Wiring Lead 9687656980
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Ford Transit Mk4 Starter Motor Engine Actuator Diesel 92VB-11000-BA
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VW Polo 6R 1.4 CGGB 85HP Engine Control Unit ECU Kit 03C906024CN Manual
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Mercedes-Benz C M Class W163 W203 Motorola Telephone Control Module A2308204226
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Part no. 7599881-18
BMW E87 LCI E90 E91 118i 318i N43 143HP Engine Control ECU DME 7599881 Automatic
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Part no. 5Q0919275B-AGR
Audi Q2 GA Front Parking Sensor Assist Control Module Arrow Grey Z7W 5Q0919275B
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Part no. A2711540902-1
Alternator Generator Mercedes W203 W209 Engine M271 120A 14V A2711540902
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Part no. A0061516001
Mercedes R171 W204 W212 Starter Motor Bosch M272 Engine Petrol A0061516001
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BMW 3 Series E90 E91 E92 IBS Negative Battery Lead Cable 9164352
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Part no. 03L906023M-1
Audi A3 8P 1.6 TDI 105HP CAYC Diesel Engine ECU Kit 03L906023M 2 Keys Manual
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Part no. 8705960
Navigation Headunit BMW F20 F21 F30 F31 LCI Radio Sat Nav Unit 8705960
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Part no. 4L0907553E
Audi Q7 4L Air Suspension Adjustment Module Control Unit 4L0907553E
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Part no. 95511910
Vauxhall Combo D 1.3 Cdti Fiat Lancia Alternator Engine Genarator 95511910
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Part no. 7603779
Alternator BMW F10 F13 F07GT F02 Petrol N63 Alternator valeo 230A 7603779
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Part no. A1648207826
Mercedes W164 Door Module Front Right O/S Control Unit Module A1648207826
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Part no. 8674260-1
BMW F46 218i B38 136HP Engine Control Unit ECU Kit DME 8674260 FEM + Key Manual
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Mercedes W210 E240 112.911 170HP Engine ECU Kit A0265456532 Automatic Key Lock
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Part no. 8V2110718AB
Ford Fiesta MK7 Battery Box Tray Housing Holder Bracket 8V2110718AB
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Part no. 9280616
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM ECU LR01 9280616
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Part no. 7823934-1
Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7823934 CAS3 + Key Manual
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Part no. A0009067900-2
Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A A0009067900
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BMW E60 E61 Rear PDC Parking Sensor Orientblau Orient Blue 8019683
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Chrysler Grand Voyager 2.8CRD Diesel 163HP Engine Unit ECU P04727770AC Automatic
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Part no. A2049000607
Mercedes W204 W207 Air Suspension Module Regulation Control Unit A2049000607
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Ford Transit Mk8 Airbag Module ECU Control Unit Air Bag BK3T-14B321-AD
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BMW X3 E83 2.0i N46 ECU Engine Control Unit KIT DME 7561834 EWS Keys Manual
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BMW 5 Series E60 E61 Cable Set Door Wiring Loom Harness Driver's Side 9120773
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Part no. 7610011-6
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME CAS3 + 2 Keys 7610011 Manual
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Mercedes W167 W177 W247 Headlight Ballast Control Module Right O/S A2139007939
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Mercedes X156 GLE W166 Surround View Camera Control Unit Module A1569003303
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Part no. 8586168
Engine Wiring BMW F20 F21 F30 120dX 320dX N47N Loom Harness Cable Module 8586168
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Part no. 7649390-1
BMW F45 i8 X2 F39 Mini Cooper F60 Alternator Generator B38 B38X Engine 7649390
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Part no. 3456951
Mini Cooper R56 LCI Footwell Light Module LOW EKS ECU PL3 FRM3R Lear 3456951
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Part no. 4L0907568A
Audi Q7 4L Blind Spot Monitoring Radar Unit 4L0907568A
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Part no. 8J0971349CF
Audi TT 8N Alternator Main Cable Wiring Harness Loom 8J0971349CF
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Part no. A1645402972
Mercedes W164 Fuse Box Holder A1645402972
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Part no. 7805286-3
£BMW E92 E93 330d M57N2 231HP Engine ECU Kit DDE 7805286 + CAS3 + Key Automatic
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Part no. A0061514501-2
Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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Part no. 6828085
PDC Module BMW F15 F16 F25 F26 I01 I12 Parking Distance Sensor Unit 6828085
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Part no. 7583225-4
BMW E81 E87 LCI E90 120i 320i Petrol N43 Engine ECU KIT DME 7583225 CAS3 + Key
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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 .