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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Make
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In Stock
Price
-5%
Part no. A1668200075
Mercedes W205 Aerial Antenna Control Unit Keyless Go Entry A1668200075
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A0008005648
Mercedes W204 Front Seat Dynamic Lumbar Air Pump Unit A0008005648
Promo price
£189.95
£113.97
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2035454501
Mercedes W203 Fuse Box SAM Control Unit Module Relay A2035454501
Promo price
£112.95
£67.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129003814
Fuse Box Mercedes W204 W212 Front Relay Control Unit Module SAM A2129003814
Promo price
£132.95
£79.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2469003114
Transmission Module Mercedes W176 W246 Control Unit ECU A2469003114
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6461509777-1
Mercedes W203 220CDI OM646.963 150HP Engine Unit ECU Kit A6461509777 Key Lock
Promo price
£142.95
£85.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1779061002-1
Mercedes W177 Fuse Box Power Distribution Junction Relay Unit A1779061002
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0015424623
Mercedes A207 W204 W212 Front Parking PDC Display Panel A0015424623
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1729002113
Mercedes SLK R172 Radio Comand CD Navi Player Control Head Unit A1729002113
Promo price
£165.95
£141.06
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A6397600104
Bowden Cable Mercedes W639 Vito Door Handle Catch Top Rear Left Wire A6397600104
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1569007402
Mercedes W176 W246 Body Control Module Unit Fuse Box BCM ECU A1569007402
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1765405408
Mercedes-Benz A-Class W176 Front Door Cable Wiring Loom Harness A1765405408
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129002813
Mercedes W212 PDC Parking Distance Control Unit Module Sensor A2129002813
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
Part no. A1729007600
Seat Module Mercedes W204 Front Right O/S Memory Control Unit A1729007600
£75.95
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2229063202-1
Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009051600
Mercedes W207 W212 W221 Front Windscreen Windshield Camera A0009051600
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1779007305
Audio Amplifier Mercedes C118 W177 W247 Radio Sound Burmester Unit A1779007305
Promo price
£332.95
£283.01
Free delivery: Mar 2 – 9
If paid before 14:00
-15%
Part no. A1779001604
Mercedes W177 W247 Door Module Front Right Control Unit A1779001604
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1669006105
Door Module Mercedes W176 W246 Front Right O/S Control Unit A1669006105
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. rhd-A2125403505
Mercedes W212 Battery Starter Alternator Wiring Harness Cable A2125403505
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6421508900-1
Mercedes W212 E350 CDI OM642.852 Engine Control Unit Module ECU A6421508900
Promo price
£189.95
£113.97
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2709002100-12
Mercedes W176 W246 A180 B180 270.910 122HP Engine ECU Kit A2709002100 Automatic
Promo price
£332.95
£199.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2139002501
Mercedes W213 OM654.920 Automatic Transmission Control Unit Module A2139002501
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. rhd-A2125403705
Mercedes W212 Battery Starter Alternator Wiring Harness Cable A2125403705
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2139062202
Mercedes W213 W222 Fuse Box Rear Electrical Fuse Unit Module A2139062202
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2049005601
Mercedes W204 S204 Estate SAM Control Unit Module Rear A2049005601
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0035421619-1
Mercedes W177 Relay 052 Fuse Box Relay Slot B D E 70A Tyco SET X2 A0035421619
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2048702626
Door Module Mercedes W204 Rear Right O/S Control Unit Module A2048702626
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2513200158
Mercedes W251 W906 Valve Block Air Suspension Control Unit Module A2513200158
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519004500-1
Mercedes W205 C220d 651.921 170HP BlueTEC Engine ECU Kit A6519000603 Key SAM
Promo price
£322.95
£193.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2465410205
Mercedes W176 W246 Battery Box Trim Housing Cover Support Panel A2465410205
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2048705490
Mercedes-Benz C W204 Digital Audio DAB Receiver Control Unit Module A2048705490
Promo price
£32.95
£19.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2129004106
Door Module Mercedes W212 Rear Left N/S Control Unit A2129004106
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2059009128
Head Unit Mercedes W205 GLC C253 W447 Radio Navigation Media Unit A2059009128
Promo price
£189.95
£113.97
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1679004211
Door Module Mercedes W205 W213 W910 Front Right O/S Control Unit ECU A1679004211
Promo price
£80.95
£68.81
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1679006613
Mercedes W177 Sliding Roof Module Sunroof Panoramic Control Unit A1679006613
Promo price
£85.95
£73.06
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1698208026
Mercedes W169 Door Control Module Right Front O/S A1698208026
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2048702126
Mercedes W204 Door Module Control Unit Module Front Right O/S A2048702126
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
Part no. A1715451001
Mercedes SLK R171 Fuse Box SAM Relay Control Unit Module A1715451001
£275.95
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009009209
Mercedes W205 C253 Diesel Adblue Module Control Unit ECU A0009009209
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2135405542
Mercedes W205 Electrical Wire From Transmission To Body Ground Cable A2135405542
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
Part no. A2129001806
Mercedes A207 C207 SAM Control Unit Module Fuse Box Rear A2129001806
£56.95
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0035423019
Power Relay Control Mercedes W176 W246 Module 4 Pin 12V 20A A0035423019
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6421508900-8
Mercedes W221 S350 BlueTEC OM642.862 Engine ECU Kit Ignition + Key A6421508900
Promo price
£284.95
£170.97
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2139065706-1
Fuse Box Mercedes W205 W213 Front Engine Compatment Relay Module A2139065706
Promo price
£42.95
£25.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2649001200-4
Mercedes W177 A35 AMG 306HP 260.920 4Matic Engine ECU Control Unit A2649001200
Promo price
£184.95
£110.97
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2195450732
Mercedes CLS W219 Parking Sensor PDC Distance Control Unit Module A2195450732
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2075403332
Convertible Cable Mercedes A207 C207 Roof Rail Wiring Harness A2075403332
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1715400406
Mercedes SLK R171 Window Lifter Lift Mechanism Cable Wiring Harness A1715400406
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A2124409752
Mercedes W212 Battery Starter Alternator Wiring Harness Cable A2124409752
Promo price
£32.95
£19.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2218707526
Mercedes W221 Air Module Control Unit ECU SRS Module A2218707526
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2469000616
COMAND Head Unit Mercedes CLA C117 W176 W246 Nav Sat Radio Player A2469000616
Promo price
£51.95
£31.17
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. rhd-A6395409010
Mercedes-Benz Vito W639 Starter Wiring Positive Plus Cable A6395409210
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519003203
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU A6519003203 Manual
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2049000300
Mercedes W212 Media Interface Control Unit Module Communication A2049000300
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A9064461142
Air Module Mercedes W639 W906 Control Unit ECU A9064461142
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1775405801
Mercedes W177 W247 Door Wiring Rear Left Right Cable Harness A1775405801
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2074401208
Mercedes W207 Parking Sensor Wiring Loom Cable Harness Rear PDC
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A6519064300
Mercedes W205 Diesel OM651 Engine Starter Motor Actuator Bosch A6519064300
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0045425218
Mercedes W221 Blind Spot Radar Sensor Module Control Unit A0045425218
Promo price
£161.95
£137.66
Free delivery: Mar 2 – 9
If paid before 14:00
-40%
Part no. A4475401440
Mercedes Vito W447 Fuse Box Relay Control Unit Module A4475401440
Promo price
£42.95
£25.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2229004213
Keyless Module Mercedes W205 W213 C253 ECU Door Lock Control Unit A2229004213
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2129008707-1
Mercedes W212 Display Screen Multifunction Dashboard Control Unit A2129008707
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2465402610
Mercedes-Benz A B W176 W246 160 180 CDI Alternator Cable Loom Wire A2465402610
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2045401706
Mercedes W204 Front Left Right N/O/S Seat Wiring Loom Cable Harness A2045401706
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1695403733
PDC Wiring Mercedes W169 W245 Front Bumper Parking Sensor Loom Cable A1695403733
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2219000804
Parking Module Mercedes W221 W216 Sensor PDC Distance Control Unit A2219000804
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2469009413
Control Unit Mercedes W176 W246 Body Control Module ECU A2469009413
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A0009059101
Mercedes-Benz E-Class W207 W212 ESP Yaw Rotation Rate Sensor A0009059101
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
Part no. A1698705494
Mercedes W169 W245 CD Player Radio Stereo Head Unit A1698705494
£32.95
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1698706094
Mercedes W169 W245 Radio Player Audio 20 Stereo CD Head Unit Display A1698706094
Promo price
£47.95
£40.76
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2514401409
Mercedes ML W164 Door Wiring Harness Front Left Right N/O/S Loom A2514401409
Promo price
£32.95
£19.77
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2709060500
Ignition Coil Mercedes W176 W204 C207 W212 Petrol Cable Connector A2709060500
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A2124404352
Mercedes W212 Battery Starter Alternator Wiring Harness Cable A2124404352
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. rhd-A2124409752-1
Battery Cable Mercedes W212 Starter Alternator Wiring Harness A2124409752
Promo price
£37.95
£22.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2711500391-3
Mercedes W204 C250 BlueEFFICIENCY M271.860 204HP Engine ECU Kit A2711500391 Key
Promo price
£332.95
£199.77
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1668201089
Mercedes W176 Radio Aerial Antenna Amplifier Booster Unit Module A1668201089
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2139000407
Mercedes W213 Air Con Conditioning Module A/C Climate Control Unit A2139000407
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2059004721
Door Module W205 Rear Right O/S Door Control Unit Module A2059004721
Promo price
£23.95
£14.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2218702286
Mercedes W221 Front Seat Heater Control Unit Module ECU A2218702286
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2078203226
Airbag Module Mercedes W207 C207 Coupe Air Bag SRS Control Unit ECU A2078203226
Promo price
£66.95
£56.91
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2129003704
Parking Module Mercedes W207 W212 PDC Distance Control Unit Sensor A2129003704
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
Part no. A1669004519
Mercedes C292 SAM Module Rear Control Unit A1669004519
£28.95
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A6519007003
Mercedes W176 A200 CDI OM651 136HP Engine Module ECU Unit A6519007003 Automatic
Promo price
£47.95
£28.77
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2469008510
Body Control Module Mercedes W117 W176 W242 W246 Fuse Box Sam A2469008510
Promo price
£28.95
£17.37
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2215407710
Mercedes W221 Battery Negative Terminal Cable Wiring Wire A2215407710
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. rhd-A2215400750
Mercedes C216 W221 Front Fuse Box Relay Control Unit SAM ECU Module A2215400750
Promo price
£28.95
£24.61
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A1729004004
Mercedes W204 Display Screen Multifunction Navigation Dashboard A1729004004
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A2469007018
Mercedes W176 W246 Display Screen Radio Navigation Sat Nav Unit A2469007018
Promo price
£94.95
£56.97
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2465406607
Positive Cable Mercedes W176 W246 Battery Lead Plus Pole Red A2465406607
Promo price
£23.95
£20.36
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1729001506
Mercedes R172 Convertible Roof Control Module ECU A1729001506
Promo price
£37.95
£32.26
Free delivery: Feb 27
If paid before 14:00
-40%
Part no. A0009000716
Mercedes Vito W447 Diesel Adblue Module Control Unit ECU A0009000716
Promo price
£75.95
£45.57
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A4478260000
Mercedes Vito W447 Headlight Turn Indicator Light Socket Plug A4478260000
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A1695406409
Mercedes W169 W245 Battery Earth Negative Cable Wiring Loom A1695406409
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A1715409245
Mercedes SLK R171 Gateway Control Unit Gateway Module ECU A1715409245
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2129000406
Fuel Pump Module Mercedes W207 C207 A207 Control Unit ECU A2129000406
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-5%
Part no. A2045403510
Mercedes W204 Battery Wiring Cable Harness Loom Rear A2045403510
Promo price
£13.95
£13.25
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A2115408445
Gateway Module Mercedes W169 W211 W245 W219 W203 Control Unit ECU A2115408445
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
-15%
Part no. A0009003606
Mercedes W176 W246 Automatic Transmission Control Uni A0009003606
Promo price
£18.95
£16.11
Free delivery: Feb 27
If paid before 14:00
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 .