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.
Make
Category
Subcategory
Condition
In Stock
Price
-5%
Part no. 9210148
BMW F20 F30 Central Bass Speaker Stereo Subwoofer Right O/S 9210148
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9210147
BMW F20 F30 Central Bass Speaker Stereo Subwoofer Left N/S 9210147
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7631109
BMW F20 F21 F30 F32 F87 Battery Cable Negative IBS 7631109
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9225825
BMW E81 E84 E87 E90 E91 PDC Module Parking Control Unit 9225825
€51.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6923954
BMW E39 E46 X5 E53 X3 E83 Z4 E85 E86 Mini R50 R53 Rain Light Sensor 6923954
€28.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6962531
Mini Cooper R50 R52 R53 Air Module Control Unit Module ECU 6962531
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8352336
BMW X3 X5 E39 E46 E60 E61 E83 E90 E91 Glove Box Torch Charger Sock 8352336
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6887752
ICM Air Module BMW F20 F21 F22 F30 F31 Control Unit ECU 6887752
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 7823344
BMW F20 F21 F30 F31 F32 F33 Alternator Generator 150A N47N Diesel 8519890
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7181313
BMW X1 E84 E90 E91 Door Handle LED Light Lighting Left N/S 7181313
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8J0959651
Audi A3 8P Air Module Crash Impact Sensor 8J0959651
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6925966
BMW X3 E83 LCi Rear Right Door Window Lifter With Motor O/S 6925966
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8780776
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 8780776
€412.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6938762
Microphone BMW E60 E65 E81 E87 E90 E91 Hands Free Telephone 6938762
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A0009003101
Mercedes W204 W212 W221 Fuel Pump Module Control Unit A0009003101
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6950131
BMW X3 E83 Z4 E85 Front Rear Door Mid-range Audio Loudspeaker 6950131
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6777641
Air Module Wiring BMW X5 E70 E81 E87 E90 E91 E92 E93 Steering Wheel Loom
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9389070
BMW F20 F30 LCI REM Electric Power Distribution Fuse Box Control 9389070
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9258350
Air Module BMW F20 F21 F22 F30 F31 F32 Control Unit ECU 9258350
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8K0959655N
Audi A4 B8 A5 8T Air Module Control Unit ECU 8K0959655N
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9261591
BMW F20 F21 F30 PDC Ultrasonic Parking Sensor PDC Front Imperial Blau Blue
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7603567
BMW E60 E93 Mini Cooper R55 R56 R60 Minus Lead IBS Negative Battery 7603567
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6946400
BMW E60 E61 Air Module ECU Control Unit Centre Sensor 6946400 6963024 6952993
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7530354
Mini Cooper R50 R52 Power Steering Pump Power Cables 7530354
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7316536
BMW G30 G11 G12 Sunroof Sliding Roof Drive Unit Motor Actuator
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2035451303
Mercedes CL203 W203 Fuse Box Cover Engine Bay Relay A2035451303
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A1648200485
Mercedes ML W164 Door Module Front Right O/S Control Unit ECU A1648200485
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9252639
Parking Module BMW E81 E84 E87 E90 E91 Control Unit PDC 9252639
€56.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8387547
Fuse Box Base BMW X3 E83 Mini R50 R53 Battery Positive Cable B 8387547
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A9064461142
Air Module Mercedes W639 W906 Control Unit ECU A9064461142
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 3416765
Mini Cooper One R56 Antenna Amplifier Aerial Diversity Module 3416765
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2038301613
Mercedes C CLK Class W203 C209 Engine Bay Fuse Box Right O/S Cover A2038301613
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 3451779
Mini Cooper One R55 R56 Air Module ECU Control Unit 3451779
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6981416
BMW E87 E90 E91 CAS 2 Control Unit ECU Key Reading Module 6981416
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6879833
Air Module BMW F20 F21 F22 F30 F31 ECU ICM Control Unit ECU 6879833
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6927312
BMW E60 E61 E65 E66 Front Seat Module Control Unit 6927312
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 3453737
Mini R56 High SPEG M3 Fuse Distribution Box Electrical Control Unit 3453737
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A1779005505
Door Module Mercedes W177 W247 Rear Left Right N/O/S Control Unit A1779005505
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6821135
BMW F20 F21 F22 F30 F31 Head Unit Media DAB Navigation Business Headunit 6821135
€113.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 2755393
Sensor Mat Mini Cooper R55 R56 R57 R58 R59 R60 Passenger Side 2755393
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9322900
BMW F20 F21 F22 F30 F31 Negative Minus Pole IBS Battery Lead Cable 9322900
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 1489995
Mini Cooper R50 R52 R53 Starter Motor W10 1.6 Petrol Engine 1489995
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8E0959651A
Audi A4 B7 Front Crash Impact Air Module Sensor Unit Module 8E0959651A
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A1179001802
Mercedes W176 Air Module Belt Locking System Control Unit Module ECU
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9231091
Bluetooth Control BMW E60 E87 E90 Telematics Unit Module 9231091
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9374507
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7510738
Mini Cooper One R50 R52 R53 Ignition Coil Pack and Leads Set 2122435
€28.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. A2049003211
Mercedes W204 Stereo Radio Autoradio CD Player Head Unit A2049003211
Promo price
€47.95
€28.77
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9226357
BMW F20 F21 F30 TOP HIFI Loudspeaker Tweeter Harman Kardon 9226357
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8644475
BMW Mini Cooper F55 F56 F57 Integrated Supply Module Z11 8644475 12638644475
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9267214
BMW F20 F21 F22 F30 F31 F32 F33 F34 Air Control Unit Module ECU 9267214
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9134280
BMW E81 E82 E87 E90 E91 Air Module Control Unit No Crash Data 9134280
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6988104-1
BMW E39 E46 X5 E53 X3 E83 EWS IV Control Unit Modul 6988104
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 2757044
Mini R55 R56 R57 R58 Right O/S Electric Window Lifter Motor 2757044
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A6519000601
Mercedes-Benz W906 313 CDI OM651 Diesel Engine Control Unit CRD ECU A6519000601
Promo price
€123.95
€105.36
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A2049060305
SAM Module Mercedes W204 Control Unit Electrical Fuse Box Unit A2049060305
Promo price
€108.95
€92.61
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A0009067500
Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A 14V A0009067500
Promo price
€66.95
€56.91
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9225824
PDC Module BMW E81 E82 E87 E90 E91 E92 Parking Distance Control Unit 9225824
Promo price
€94.95
€80.71
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6911003
BMW 1 3 X1 X3 X5 X6 SERIES E81 E82 E84 E87 E88 E90 Accelerating Sensor 6911003
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6797326
Mini Cooper One R55 R56 R57 LCI R58 R59 R60 R61 Speed Sensor 6797326
€47.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9279823
BMW F30 REM Rear Electronic Module Fuse Box Control 9279823
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9270392-1
BMW F20 F21 F22 Central Information Display Screen 6,5" 9270392
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9226331
BMW E87 LCI ECU Body Control Module Unit H2 9226331
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A1648209385
Mercedes ML W164 Door Module Front Left N/S Control Unit Module A1648209385
€28.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9183233
BMW E60 E61 LCI Centre Console Switch Cluster Control Unit ECU Module 9183233
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9123290
BMW E81 E87 E90 MULF Hands Free Electronics Control Module 9123290
€70.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2465411005
Battery Cover Mercedes C117 W176 W246 Box Trim Lid Panel Housing A2465411005
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2038219751
Mercedes C-Class W203 Roof Alarm Motion Sensor Cover Trim Grey A2038219751
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. A0009060226
Starter Mercedes Vito W447 Diesel OM622 Starter Motor A0009060226
Promo price
€70.95
€42.57
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6925330
Central Bass Speaker BMW E81 E87 E90 E91 E92 Stereo Audio Right O/S 6925330
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6915886
Air Module Mini R50 R53 Side Control Unit ECU 6915886
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A2129000306
Mercedes W212 Fuel Pump Module Control Unit A2129000306
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A2465400340
Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9252640
Mini Cooper R55 R56 R57 R60 R61 Control Unit PDC Parking Sensor Module 9252640
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9119446
BMW E81 X1 E84 E87 E90 E91 E92 Fuse Box Power Distribution Unit Front 9119446
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9347470
BMW 1 3 Series F20 F21 F30 Control Unit Controller Touch 9347470
Promo price
€23.95
€20.36
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 9248369
Radio Player BMW F10 F11 F12 Alpine CD Champ Head Unit Controller 9248369
Promo price
€75.95
€45.57
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7614585
Power Supply Module BMW F20 F21 F30 F31 i3 I01 Integrated Relay 7614585
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 7253188
BMW E92 Sport Seat Left Right Thigh Support Heated Cover Trim Leather Dakota
Promo price
€42.95
€25.77
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2049009201
Parktronic Module Mercedes W204 PDC Parking Sensors Control Unit A2049009201
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A0065422618
ESP Sensor Mercedes W166 Electronic Yaw Rate Sensor Module A0065422618
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9380883
BMW F20 F21 F30 F31 Control Unit Air Conditioning A/C Module 9380883
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. A6519060026
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine DENSO A6519060026
Promo price
€42.95
€25.77
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6906606
Mini Cooper One R50 R52 R53 Fuse Box Electrical Unit Cover Cap Black 6906606
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2139005009
Mercedes W213 Door Module Rear Right O/S Control Unit A2139005009
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A0061516201
Starter Motor Mercedes Sprinter W204 W211 W212 OM646 Diesel Engine A0061516201
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9253111-3
Battery Cable BMW F20 F21 F22 Red Positive Plus Pole Blow Off 9253111
€37.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8V0857273P
Audi A3 8V Multimedia Display Screen Radio Sat Nav Head Unit 8V0857273P
€56.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9267205
BMW E91 Touring LCI ECU Body Control Module Junction Box H2 9267205
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6856314
BMW 1 3 Series F20 F21 F30 F31 ECU ICM Plus Control Unit Module Airbag
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6922801
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6922801
€142.95
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A1648209485
Mercedes ML W164 Door Module Front Right O/S Control Unit Module A1648209485
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2469003417
Parking Brake Module Mercedes W176 W231 W246 Electric Control Unit A2469003417
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7796892
BMW E60 E61 X3 E83 X5 E70 X6 E71 Starter Motor Diesel 7796892
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6935597
Parking Sensor BMW E81 E87 E90 E91 PDC Front Rear Titansilber Silver - 354
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6791372
Mini Cooper R55 R56 R57 LCI Steering Wheel Driver's Side Air Module 6791372
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2129009729
Mercedes W176 W207 W212 Keyless Door Lock Module ECU Unit A2129009729
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7540203
BMW X5 Series E70 Control Unit DME Module Emergency Release Lock 7582630
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6922652
BMW X3 E91 E83 Sunroof Sliding Roof Drive Unit Motor Actuator 6922652
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
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 .