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. 6945145
BMW E60 E61 E63 Air Control Module Passenger Side Door 6945145
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 9287441
BMW F21 F22 F23 Wiring Loom Harness Passenger Side 9287441
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7504737
BMW 5 X5 Series E39 E53 Petrol M62 Engine Starter Motor Adapter Cable 7504737
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7835131
BMW E60 E61 LCI M5 E63 M6 Fuel Injection System Adapter Lead 7835131
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9261111
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear 9261111
Promo price
PLN 89.95
PLN 85.45
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9149836
Seat Control Unit BMW X5 E70 E87 E90 Module ECU Electronic Module 9149836
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8733503
BMW F30 Fuse Box Front Body Control Module ECU BCM Unit 8733503
Promo price
PLN 949.95
PLN 569.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 3412574
BMW X3 Series E83 Rear Left Right Door N/O/S Wiring Loom Cables 3412574
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 7634061
BMW F10 Engine Transmission Module Cable Loom Wiring Harness 7634061
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9878658
BMW F20 F30 F31 LCI Mini F55 F56 Compensator LTE UK Control Unit Module 9878658
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
Part no. 7811111-5
BMW X3 E83 LCI 2.0sd N47 177HP Engine Control Module ECU DDE 7811111 Automatic
PLN 474.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9290013
BMW X3 F25 Footwell Light Control Unit Module ECU FRM III TEMIC 9290013
Promo price
PLN 189.95
PLN 161.46
Free delivery: Mar 03
If paid before 14:00
Part no. 8506566-8
BMW E90 E91 E92 LCI 320d N47N 163HP Engine Unit ECU Kit DDE 8506566 Manual
PLN 379.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9282072
BMW 5 Series F10 F11 Cable Loom Door Passenger Side Wiring Harness 9256002
Promo price
PLN 188.95
PLN 179.50
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8595865
Wiring BMW F32 F33 F36 LCI N57Z Engine Gearbox Module Wiring Harness 8595865
Promo price
PLN 378.95
PLN 322.11
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9383176
BMW F20 F30 F34 BCM FEM BSI Body Control Module Unit 9383176
Promo price
PLN 370.95
PLN 222.57
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9247130
BMW F11 Touring Antenna Aerial Diversity Amplifier Unit 868 MHZ 9247130
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
Part no. 9251487-1
BMW E88 Cabrio Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9251487
PLN 427.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9348362
BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9348362
Promo price
PLN 664.95
PLN 398.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9145103
BMW E60 E63 E64 On-Board Navigation Monitor Display Screen 6,5" 9145103
PLN 180.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9153136
BMW F01 F02 F03 LCI Holder Bracket Control Telematics Unit 9153136
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9174271
BMW F10 LCI Bluetooth Control Unit Module Bracket Holder Mount 9174271
Promo price
PLN 37.95
PLN 36.05
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9257426
Fuse Box Grouping BMW F10 F11 Fuse Placement Map Card Diagram 9257426
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8514735
BMW F20 F21 116d ed N47N 116HP Engine Control Unit Module ECU DDE 8514735 Manual
Promo price
PLN 712.95
PLN 427.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6926358
BMW E87 E90 E91 E92 Front Seat Module Control Unit ECU 6926358
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9186655
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 9186655
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 6863385
BMW F20 F21 F30 F31 ECU ICM Plus Control Unit Module Airbag 6863385
Promo price
PLN 85.95
PLN 73.06
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8517874-6
BMW F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM + Lock Manual
Promo price
PLN 949.95
PLN 569.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9366166
BMW F10 F11 F12 F13 Audio Amplifier Harman Becker Top HIFI System Unit 9366166
PLN 2,659.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8602123
BMW i3 I01 Hybrid Electric Earth Ground Cable Line Strap Battery Lead 8602123
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9286110
BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9286110
Promo price
PLN 379.95
PLN 227.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6923502
Mini R50 One D Diesel W17 Cable Starter Base B- Wire 6923502
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 7856817
BMW F90 M5 F91 M8 Battery Cable Wire Lead Positive Alternator Starter B+ 7856817
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6882971
BMW F20 F21 F30 F31 ECU ICM Plus Control Unit Module Air 6882971
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7391043
BMW F10 X1 F48 Mini F54 Rear Tailgate Smart Opener Bottom Wire Sensor 7391043
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6958414
BMW E60 E61 Alarm System Unit Ultra Sonic Module 9149673
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9267467
BMW F13 Body Control Module Electronic Junction Box JBBFE 3 PL6 V3 9267467
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6867169
Air Module BMW F20 F23 F30 F32 F36 Domain Control Module ICM Unit 6867169
Promo price
PLN 118.95
PLN 101.11
Free delivery: Mar 03
If paid before 14:00
Part no. 9251984
BMW F10 F11 F20 F21 F30 Control Unit Module Voltage Transformer VSU180 9233143
PLN 42.95
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9866980
BMW F20 Body Control Unit Module REM Fuse Box 9866980
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9383182
BMW F20 F21 F22 F30 F31 F32 F36 Body Control Module Unit FEM LR01 9383182
Promo price
PLN 854.95
PLN 512.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8639595-9
BMW F30 320iX N20 163HP Engine Unit ECU Kit DME 8639595 FEM + Key Automatic
Promo price
PLN 1,899.95
PLN 1,139.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6907313
BMW E65 E66 Wiring Loom Cables Rear Bumper PDC 6907313
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8601245
Earth Ground Cable BMW i3 I01 Hybrid Rex Electric Engine Wiring 8601245
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
Part no. 6787836-1
BMW E81 E87 LCI E90 LCI ABS DSC Module Pump Wiring Harness Cable 6954572
PLN 42.95
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 8046454
BMW E81 E82 E87 E90 PDC Ultrasonic Sensor Front Rear Melbourne Red - A75 8046453
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9210105
BMW 5 Series F07 GT Gran Turismo Door Wiring Loom Cable Harness 9210105
Promo price
PLN 42.95
PLN 36.51
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 8368231
BMW E46 Door Speaker Tweeter Front Left N/S 8368231
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 8581253
BMW X2 F39 F40 F45 X1 F48 Integrated Supply Power Module Control Unit 8581253
PLN 284.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7350697-2
BMW X1 F48 Rear Light Lamp Trunk Tailgate Left N/S Loom Harness Wiring 7350697
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 8368210
BMW E46 Antenna Amplifier TV Aerial Control Module Unit 8368210
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6866986
BMW F01 F02 LCI F06 F10 F11 F13 ECU ICM Control Unit Module Airbag 6866986
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9113064
BMW 5 Series E60 E61 LCI Centre Console Switch Cluster Control Unit ECU 9113064
Promo price
PLN 43.95
PLN 41.75
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6863433
BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6863433
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9389069
BMW F20 F21 F30 F31 F32 X5 F15 X6 F16 Power Distribution Fuse Box Front 9389069
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9339825
BMW G11 G30 G31 Power Supply Module High Voltage Battery Terminal Point 9339825
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9282424
BMW 3 5 Series F10 F30 Control Unit Module Top Rear Side View Camera 9282424
Promo price
PLN 712.95
PLN 427.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9210863
BMW X3 F25 Fuse Box Power Distribution Module Relay Unit 9210863
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
Part no. 8510221-15
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
PLN 474.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9294206
BMW F25 CD DVD Navigation Sat Nav Head Unit 9294206
Promo price
PLN 332.95
PLN 199.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9210857
BMW F01 F07 GT F10 F11 F13 Power Distribution Fuse Box Rear 9210857
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 8573258-10
Engine Control Unit BMW F20 116d F30 316d N47N 116HP ECU DDE 8573258 Manual
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9223682
BMW X5 X6 Series E70 E71 Dashboard Onboard Monitor Display Screen 8,8" 9223682
Promo price
PLN 303.95
PLN 182.37
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 3450286
BMW X3 E83 LCI N47 Earth Cable Flow Electric Battery Negative 3450286
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9247467
BMW E82 ECU Body Control Module Unit PL2RR JBBFE L1 61359247467 9247467
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9340522
BMW 5 F10 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9340522
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7533283
BMW X3 Z4 Series E83 LCI E85 E86 Cover Top Power Distribution Fuse Box 7533283
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 8576341-1
BMW F20 F30 F31 116d 316d 116HP N47N Engine ECU Control Unit DDE 8576341 Manual
Promo price
PLN 284.95
PLN 242.21
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8510221-18
BMW E90 E91 E92 LCI 325d N57 204HP ECU Engine Module DDE 8510221 Automatic
Promo price
PLN 180.95
PLN 108.57
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6929556
BMW E65 E66 Driver's Seat Air Module Sensor Control Unit Module 6929556
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 7624412
BMW 1 3 Series F20 F21 F30 Cable Alternator Starter Base B Wire 7624412
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
Part no. 9325552
BMW F06 Gran Coupe F12 F13 Parking Brake Wiring Loom Harness Cable 9325552
PLN 237.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6939287
BMW E60 E61 E63 Air Module ECU Control Unit Centre Vehicle Sensor 6939287
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 6812250
BMW X1 F48 Door Wiring Loom Harness Cable Front Passenger Side N/O/S 6812250
PLN 180.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9387561
Head Unit BMW I3 I8 Mini F56 Navigation Sat Nav DAB High Control Module 9387561
Promo price
PLN 1,519.95
PLN 911.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9267456
Control Unit BMW F10 F11 Body Module ECU JBBFE IIIR V2 PL6 ECU 9267456
Promo price
PLN 55.95
PLN 53.15
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8513161-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Kit DDE 8513161 CAS4 2 Keys
Promo price
PLN 997.95
PLN 598.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9124585
BMW 1 3 Series E87 E90 Front Rear PDC Ultrasonic Parking Sensor Sedonarot Red
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
Part no. 9124585-SED
BMW E87 E90 PDC Parking Sensors Ultrasonic Set x2 Sedonarot - A79 9124585
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
Part no. 6960978
BMW E60 E61 E63 E64 CAS2 Control Module Unit ECU 6960978
PLN 75.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8678960
Mini Cooper S F55 F56 F57 F60 Valvetronic Wiring Cable Loom Harness 8678960
Promo price
PLN 56.95
PLN 48.41
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9371790
BMW 1 Series F20 Telematics Control Unit Module Bluetooth 9371790
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6819653
BMW X5 F15 Fuse Box Front Body Control Module ECU BCM Unit 6819653
Promo price
PLN 142.95
PLN 135.80
Free delivery: Mar 03
If paid before 14:00
Part no. 9166783-1
BMW X5 X6 E70 E71 Rear Seat Console Entertainment DVD Display Screen 9166783
PLN 1,044.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9214812
BMW E88 E93 LCI Air Module Control Unit ECU 9214812
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9380938
BMW 2 Series F45 Door Wiring Loom Harness Co-Driver's Passenger's Side 9380938
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
Part no. 9418460
BMW G30 G31 PDC Module Parking Assistant Control Unit USS VA03 HIGH 9418460
PLN 94.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9270392-2
BMW F20 F21 F22 Central Information Display Dashboard Screen 6,5" 9270392
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9167202
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9167202
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 7848469
BMW F80 M3 F82 F83 M4 Wiring Harness Engine Gearbox Module 7848469
Promo price
PLN 427.95
PLN 256.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7273667
BMW F30 F31 F32 Rear Tailgate Smart Opener Lower Antenna 7273667
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 6857208
Parking Distance Assistant BMW 20 F21 F30 F31 F36 Control Unit Module 6857208
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9335300
BMW 1 Series F20 LCI Front Door Wiring Loom Harness Passengers Side 9335300
Promo price
PLN 56.95
PLN 54.10
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6905639
BMW E65 E66 Japan Mobile Phone Buffer Module ECU J-buf 6905639
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7621063
BMW X3 F25 X4 F26 Earth Ground Cable Line Strap Battery Lead 7621063
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9352861
FEM Unit BMW F20 F22 F30 F32 Control Unit Module ECU Fuse Box 9352861
Promo price
PLN 569.95
PLN 484.46
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9248369
Radio Player BMW F10 F11 F12 Alpine CD Champ Head Unit Controller 9248369
Promo price
PLN 322.95
PLN 193.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8355056
BMW 5 X5 Series E53 Fuel Tank Flap Actuator 8355056
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8617551-5
BMW F20 F21 125i N20 218HP ECU Control Unit Kit DDE 8617551 Key FEM Automatic
Promo price
PLN 1,899.95
PLN 1,139.97
Free delivery: Mar 03
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 .