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. 35962
BMW X3 Series E53 E83 iPod Interface Retrofit Connection Module 0035962
Promo price
PLN 142.95
PLN 135.80
Free delivery: Mar 03
If paid before 14:00
Part no. 9222861
BMW 1 3 Series E87 E90 LCI CIC Sat NAV Screen Navigation Professional 9222861
PLN 2,374.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8055326
BMW 3 4 Series F80 M3 F82 M4 LCI Fuel Tank Heat Insulation Plate 8055326
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 3 – 4
If paid before 14:00
-5%
Part no. 2383676
Battery Cable BMW F22 Negative Earth Cable Minus Electrical Wire 7625999
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7549284
BMW 1 3 Series E87 E90 118i 318i N46 Wiring Loom Cable Harness Engine Gearbox
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6970889
BMW 7 Series E65 E66 E67 Sensor Vehicle Centre Airbag 6970889
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9237968
BMW F07 GT Central Gateway Module ECU Control Unit Lear ZGW-01 High 9237968
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9367693
BMW M5 F90 G11 G12 Power Distribution Relay Fuse Box Make Contact 9367693
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9339274
CAS4 Module BMW F01 F07 F10 F11 F12 X3 F25 Key Reading Control Unit 9339274
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9247481
BMW X3 F25 Control Module CAS Unit ECU 20dX Diesel N47N 9247481
Promo price
PLN 427.95
PLN 256.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7810860-1
BMW 3 Series E90 E91 E92 E93 LCI N47N Engine Alternator Starter Cable B 7810860
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6948689
BMW E60 E61 E63 Driver Side Door Air Module Control Unit Module 6948689
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9371789
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9371789
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9354457
BMW F20 F30 F31 F32 Front Seat Control Unit Module ECU 9354457
Promo price
PLN 189.95
PLN 161.46
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9154413-1
BMW E93 LCI Convertible GPS Antenna Aerial Unit Module 9154413
Promo price
PLN 93.95
PLN 79.86
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6956750
BMW E87 Control Unit PDC Parking Sensor Module Nautikblau Blue - A21 6956750
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6948692
BMW E60 E61 E63 Passenger Side Door Airbag Control Module 6948692
Promo price
PLN 56.95
PLN 54.10
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6953424-3
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
Promo price
PLN 123.95
PLN 117.75
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9329702
BMW F20 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 9329702
Promo price
PLN 65.95
PLN 56.06
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9153806
BMW F01 F02 Rear Heater Blower Motor Resistor 9153806
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9367812
Active Sound Design Module BMW F20 F21 F30 Harman Becker Control Unit 9367812
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7624617-1
BMW F20 F21 F30 F31 F32 Cable Alternator Starter Base B 7624617
Promo price
PLN 47.95
PLN 40.76
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6931687
BMW X5 E70 X6 E71 Fuse Box Power Distribution Electrical Unit Rear 6931687
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8576341-4
BMW F20 F21 F30 F31 118d 318d 143HP N47N ECU Kit DDE 8576341 + Key + FEM
Promo price
PLN 949.95
PLN 569.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8379938
BMW 3 Series E46 Ultra Sonic-Module 8379938
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9271216
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9271216
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9250456
BMW F12 Footwell Light Module Control Unit ECU FRM3 9250456
PLN 569.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9282285
BMW X3 F25 Central Gateway Module Control Unit ECU 9282285
Promo price
PLN 94.95
PLN 56.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6955116-BAQ
BMW 1 3 Series E81 E82 E87 E88 E90 E91 Ultrasonic Sensor PDC Barriquerot 6955116
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
Part no. 9339823
BMW X3 G01 G11 G12 G30 G31 Battery Positive Terminal Pint Jump Start 9339823
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
Part no. 5A19AC1
BMW X3 G01 G20 G21 G30 G31 Air Module Control Unit 5A19AC1
PLN 256.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6907519-1
BMW 7 SERIES E65 E66 E67 Battery cable plus pole 6907519
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8512498-5
BMW E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 + Key Manual
Promo price
PLN 854.95
PLN 512.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9286465
BMW F20 X3 F25 Head Unit Navigation GPS Sat Nav Infotainment DAB High 9286465
PLN 474.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9124952
BMW 3 Series E90 E91 E92 E93 LCI Cable Duct Battery Lead Rear 9124952
Promo price
PLN 28.95
PLN 24.61
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 3415607
BMW X3 E83 LCI Petrol N52N Cable Alternator Starter Base B+ 3415607
Promo price
PLN 104.95
PLN 99.70
Free delivery: Mar 03
If paid before 14:00
Part no. 8689723-2
BMW F20 F21 LCI M140i B58 Petrol ECU Control Unit Module DDE 8689723 Manual
PLN 1,614.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6970086
BMW 5 6 Series E60 E61 E63 LCI Cable Set Start / Stop Switch Wiring Loom 6970087
Promo price
PLN 37.95
PLN 36.05
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9159332
BMW F01 F10 F11 Heater Fan Blower Unit Motor Wiring Cable Harness 9159332
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8647878
BMW X5 F15 N20 Petrol Sensor System Engine Wiring Harness Cable Loom 8647878
Promo price
PLN 712.95
PLN 427.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8506444-3
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
Promo price
PLN 1,044.95
PLN 626.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8586536-6
BMW F30 F32 LCI 335d 435d N57Z 313HP Control Unit ECU Kit DDE 8586536 FEM Key
Promo price
PLN 1,709.95
PLN 1,025.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6948182
BMW E60 E61 LCI Alarm System Unit Ultra Sonic Module
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 9264568-1
BMW E82 LCI Body Control Module Unit PL2RR JBBFE IIIR L1 9264568
PLN 42.95
Delivery: Mar 03
If paid before 14:00
Part no. 5A37095
BMW i4 G26 Gran Coupe Electric Rear Door Wiring Harness Right Left N/O/S 5A37095
PLN 227.95
Free delivery: Mar 03
If paid before 14:00
Part no. 7561834-22
BMW E87 E90 120i 320i N46 150HP Engine Control DME Module 7561834 Automatic
PLN 949.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8616810
BMW 1 2 3 4 Series F20 F21 F22 F23 F30 F31 F32 Battery Cable Connecying Line
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9454245
Differential Locking Module BMW F90 M5 G20 Rear Axle Control Unit ECU 9454245
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6953467
BMW 1 3 Series E88 E93 Convertible Tel Phone Antenna Aerial 6953467
Promo price
PLN 104.95
PLN 99.70
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9302937
BMW F01 LCI Cable Door Rear Left Right N/O/S Wiring Harness 9262882
Promo price
PLN 142.95
PLN 135.80
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9118931
BMW E60 E61 LCI Airbag ECU Control Unit Module 9118931
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8579482
BMW F20 F21 116d ed Diesel N47N 116HP Engine Control ECU DDE 8579482 Manual
Promo price
PLN 332.95
PLN 199.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8576341-6
BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM Manual
Promo price
PLN 1,044.95
PLN 626.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6857262
Air Module BMW F01 F02 LCI F10 F11 F13 ICM SRS Control Unit ECU Bosch 6857262
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6920472
BMW 7 Series E65 E66 E67 Sensor Vehicle Centre AIRBAG
Promo price
PLN 56.95
PLN 54.10
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9243559
BMW X6 Series E71 Cable Loom Door Rear Left Right N/O/S Wiring Harness 9243557
Promo price
PLN 85.95
PLN 73.06
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9393144
BMW G11 G30 Fuse Box Power Distribution Electrical Control Unit Box Rear 9393144
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
Part no. 5A2D553
Audio Receiver BMW F40 G22 G30 G31 X3 G01 DAB ECE Control Unit Module 5A2D553
PLN 759.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9326437
BMW F30 F31 Wiring Passenger Loom Front Door Cables Harness 9286241
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7843332
Engine Wiring BMW F10 M5 F12 M6 Loom Harness Injection Valve Cyl. 5-8 7843332
Promo price
PLN 522.95
PLN 313.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9261110
BMW F20 F21 F30 F31 Fuse Box Power Distribution Control Unit Box Rear 9261110
Promo price
PLN 74.95
PLN 71.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9296495
BMW F20 F21 F22 F30 F31 F33 F34 Air Module Control Unit ECU 9296495
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8514291
Battery Cable BMW X3 F25 X4 F26 B47 Alternator Starter Base B Cable 8514291
Promo price
PLN 161.95
PLN 153.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9149674
BMW 3 5 Series E60 E90 Portable DVD System Alarm Ultra Sonic Module Unit 6980090
Promo price
PLN 85.95
PLN 81.65
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7621178-1
BMW E81 E87 LCI E90 N43 118i 318i ECU Kit DME CAS3 Key 7621178 Manual
Promo price
PLN 759.95
PLN 645.96
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8512043
BMW 3 E90 E91 LCI 316d 318d N47N Engine Basic DDE 8512043 Control Unit Manual
Promo price
PLN 237.95
PLN 202.26
Free delivery: Mar 03
If paid before 14:00
Part no. 9878660
BMW F40 F44 Battery Terminal Negative Minus Cable Wiring IBS 9878660
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7805349-2
BMW X3 E83 LCI M47N2 2.0d 150HP ECU Kit DDE EWS4 Key 7805349 Manual
Promo price
PLN 902.95
PLN 541.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9285505
Distribution Junction BMW X5 X6 F15 F16 Power Battery Control Unit 9285505
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8578945-4
BMW F20 F21 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Manual
Promo price
PLN 94.95
PLN 56.97
Free delivery: Mar 03
If paid before 14:00
Part no. 8792845
BMW X3 G01 Door Wire Loom Driver Side Front Right O/S 8792845
PLN 180.95
Free delivery: Mar 03
If paid before 14:00
Part no. 8631727-4
Bmw X1 E84 20iX N20 184HP Engine Module Unit ECU Kit DME 8631727 Automatic
PLN 2,374.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 4752820
Positive Cable BMW F20 F21 Under Bonnet Battery Wiring Loom 4752820
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8506434-4
BMW E81 E84 E87 E90 LCI 18d 118d 318d N47 ECU Kit DDE 8506434 CAS3 Key Automatic
Promo price
PLN 1,044.95
PLN 626.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9283247
BMW X1 E84 Radio Stereo CD Player Navigation Nav Head Unit 9283247
PLN 569.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6921415
BMW E46 E89 Mini R50 R52 Parking Control Module Unit PDC 6921415
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 7835564-2
BMW E46 M3 S54 343HP ECU Engine Control Unit Kit DDE 7835564 Manual
PLN 4,749.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6875997
ICM Control Unit BMW F01 F02 LCI F06 F10 F11 F13 ECU Module 6875997
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8681185
BMW F40 F44 F46 X1 F48 Mini F54 F56 F57 F60 Engine Wiring Loom Harness 8681185
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
Part no. 7609656-3
BMW Z4 E89 Roadster 23i N52N 204HP ECU Kit DME 7609656 CAS3 Key Manual
PLN 1,424.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8679817
BMW F98 Earth Ground Cable Negative Battery Lead Wiring 8679817
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9229873
BMW 1 Series E81 Body Control Module ECU L2 PL2RR JBBFE III Junction Box 9229873
Promo price
PLN 180.95
PLN 153.81
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8088723
Engine Wiring BMW X3M F97 X4M F98 Petrol S58 Module Sensors 1 Harness 8088723
Promo price
PLN 854.95
PLN 512.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9188377
BMW F01 KaFAS Camera Front Windscreen Lane Departure Camera Module 9188377
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7559178-11
BMW E60 E90 E91 330i 530i N52 258HP Engine ECU Kit DME 7559178 CAS2 + Key Manual
Promo price
PLN 1,424.95
PLN 1,211.21
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9382401
BMW F30 LCI 330e Hybrid High Voltage Electronics Unit Holder Support 9382401
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7243564
BMW F20 F30 Front Sport Seat Backrest Heating Mat Element 7243564
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9277202
Wiring Cable BMW F06 F12 F13 Electric Parking Hand Brake Handbrake Set 9277202
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 6856980
BMW F01 F10 F11 F30 F31 AHK Towing Hitch Tow Bar Control Module Unit ECU 6856980
Promo price
PLN 474.95
PLN 284.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6927000
BMW E63 E64 Amplifier Holder Catch Bracket Video Module 6927000
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9118262
Antenna Amplifier BMW F10 F22 F30 F32 Module Trap Circuit Control Unit 9118262
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 8671504-1
Starter BMW G20 G21 G30 G32GT G01 G05 Starter Motor Valeo 8671504
Promo price
PLN 237.95
PLN 202.26
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6910719
BMW Z4 E85 E86 CD-Changer Bracket Left N/S Holder Mount Carrier 6910719
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9207360
BMW E60 E87 LCI E90 Hands-free Bluetooth High Basis MULF2 9207360
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9225831
BMW F07 Left N/S Central Bass Loud Speaker Stereo System Unit 9164581
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6902265
BMW E65 E66 E67 Compact Base Support System Rear Black 6902265
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 8621486
BMW F20 F21 LCI F36 F87 M2 N55 Cable Alternator Starter Base B Wiring 8621486
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9265835
Fuse Box Holder BMW X5 F15 X6 F16 Control Unit Module Bracket Carrier 9265835
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 5A19AC3
BMW F40 ACSM5 Control Unit Air Module ECU Control Module 5A19AC3
Promo price
PLN 142.95
PLN 121.51
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 .