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
Part no. 7198397
BMW E64 Cabrio Convertible Folding Top Roof ECU Control Unit CVM Module 7198397
PLN 379.95
Free delivery: Mar 03
If paid before 14:00
Part no. 9268751
BMW F10 F11 Control Unit CAS4 Reading Module 9268751
PLN 123.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7618644
BMW Z4 Series E89 Roadster Petrol N20 Cable Alternator-Starter-Base B 7618644
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8792148
Navigation Headunit BMW F20 F22 F30 Mini F55 F56 Head Unit Basic Media
Promo price
PLN 569.95
PLN 341.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7556880
Engine Wiring BMW Z4 E85 E86 Petrol N52 Loom Harness Module Manual 7556880
Promo price
PLN 949.95
PLN 569.97
Free delivery: Mar 3 – 4
If paid before 14:00
-40%
Part no. 9347914
BMW 5 Series F07 F10 F11 CAS4 Control Unit Key Reading Module 9347914
Promo price
PLN 569.95
PLN 341.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9267085
Antenna Amplifier BMW F01 F10 F13 Aeral Diversity 868 MHZ Control Unit 9267085
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9381113
Air Con Module BMW F20 F30 F31 Mini F55 F56 Air Conditioning A/C Unit 9381113
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6940588
BMW 5 Series E60 E61 Alarm System Unit Ultra Sonic Module 6940588
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6916565
BMW 5 X5 Series E38 E39 E53 Hands-free Electronics Charging Module MOTOROLA
Promo price
PLN 37.95
PLN 36.05
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9231518
BMW F31 Antenna Aerial Diversity Trap Circuit 9231518
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 9191568
BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9191568
PLN 1,424.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 3428557
BMW Z4 E86 Alarm System Ultrasonic Roof Control Module 3428557
Promo price
PLN 332.95
PLN 199.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9250458
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9250458
Promo price
PLN 474.95
PLN 284.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8518568-4
BMW F20 F30 F32 120d 320d 420d N47N 184HP Engine Unit ECU DDE 8518568 Automatic
Promo price
PLN 379.95
PLN 227.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. E93-RADIO
BMW E93 Head Unit Radio Player Navigation Control Module 5A2BF31
Promo price
PLN 332.95
PLN 199.77
Free delivery: Mar 03
If paid before 14:00
Part no. 9394668
BMW F06 LCI Footwell Module Control Unit ECU FRM III 9394668
PLN 503.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7488140
BMW F10 F20 F21 F30 F31 LCI SCR Control Module ECU Unit 7488140
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6925942
BMW E60 E61 Cable Loom Door Wiring Harness 6925942
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8605144
BMW F20 F21 LCI F23 F30 F32 F33 Engine Wiring Loom Harness Cable 8605144
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7195768
BMW 7 Series E65 E66 E67 Battery Holder Hold Down Strap Bracket 7195768
Promo price
PLN 18.95
PLN 18.00
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9162930-WB1
BMW E81 E82 E87 E90 E91 Parking Sensor PDC Ultrasonic Bluewater - 896 SET X2
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8507908
BMW F20 Gearbox Transmission Harness Wiring Loom Manual 8507908
Promo price
PLN 284.95
PLN 242.21
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9228323
BMW F01 F10 F20 F30 F32 Camera Module Reversing Rear View Control Unit 9228323
Promo price
PLN 427.95
PLN 256.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9240077
BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9240077
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
Part no. 8576333
BMW F20 F30 F32 120d 320d 420d N47N 184HP Engine Unit ECU DDE 8576333 Automatic
PLN 427.95
Free delivery: Mar 03
If paid before 14:00
Part no. 9271716-1
BMW F20 F30 Head Unit Radio CD Player Multimedia Control Unit Alpine 9271716
PLN 313.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6950364
BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 3420482
BMW X3 E83 Ground Earth Cable Battery Wiring 3420482
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9380883
BMW F20 F21 F30 F31 Control Unit Air Conditioning A/C Module 9380883
Promo price
PLN 104.95
PLN 99.70
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9387151-1
BMW F30 Hybrid 330e B48X Positive Battery Lead Cable Starter Unit Wiring 9387151
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7514342-1
BMW 5 Z4 Series 1 E34 E85 Base B Terminal Point Engine Compartment 7514342
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9360371
BMW X6 F16 Fuse Relay Box Control Unit Power Distribution 9360371
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9289590
BMW X5 X6 E70 E71 Antenna Amplifier Module Trap Circuit 9289590
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 3417160
BMW X3 E83 LCI Cable Alternator Starter Base B 3417160
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7583526-1
BMW X3 Series E83 2.5si N52N 218HP Engine ECU Kit DME + Key 7583526 Manual
Promo price
PLN 1,614.95
PLN 968.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8574024
Engine Wiring BMW F30 F31 335dX N57Z Automatic Gearbox Cable Harness 8574024
Promo price
PLN 151.95
PLN 129.16
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9224275
BMW F01 F02 F07 GT Control Unit Air Module ECU 9224275
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8607569
BMW X5 F15 40eX N20 Hybrid Starter Motor Automatic Transmission 8607569
Promo price
PLN 569.95
PLN 341.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9389070-1
BMW F36 Fuse Box Control REM Electric Power Distribution 9389070
PLN 42.95
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9395176
FEM Module BMW F20 F22 F30 F32 ECU Control Unit Fuse Box 9395176
Promo price
PLN 569.95
PLN 341.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9350002
BMW F01 F07 F10 F11 X3 F25 Control Unit Air Module ECU Unit Continental 9350002
PLN 61.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8719905
BMW X3 G01 X4 G02 Wireless Charger Centre Console Phone Module Unit 8719905
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
Part no. 8570673-1
Alternator Generator BMW F07 F10 N57N N57Z Diesel Engine 230A Valeo 8570672
PLN 284.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 3452166
BMW X3 E83 Air Module Control Unit ECU 3452166
Promo price
PLN 208.95
PLN 177.61
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6970904
BMW 7 Series E65 E66 E67 Sensor Rear Seat Airbag 65776970904 6970904
Promo price
PLN 46.95
PLN 44.60
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 7187221
BMW F01 F02 F03 LCI Rear Third Stoplamp Stop Lamp Brake Light 7187221
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9225619
BMW F10 Electronic Front Seat Memory Module Control Unit ECU 9225619
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6913896
BMW Z4 E85 E86 Aerial Antenna Amplifier Module Rod 6913896
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9290621
BMW F33 F83 M4 Convertible Top Phone Antenna Aerial Module CTM Unit 9290621
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9210861
BMW F10 F11 Power Distribution Fuse Box Front 9210861 61149210861
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 6992955
BMW F25 Footwell Light Control Module ECU Unit FRM3 TEMIC 6992955
Promo price
PLN 408.95
PLN 245.37
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6796503
BMW F07 GT ICM Integrated Module Chassis Management QL ES Control Unit 6796503
Promo price
PLN 42.95
PLN 36.51
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6952477
BMW 5 Series E60 E61 Centre Console Switch Centre DTC PDC 6952477
Promo price
PLN 85.95
PLN 81.65
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9236519
BMW 1 Series E81 E87 LCI Front PDC Parking Distance Control Loom Wiring 9236519
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9176884
BMW E93 ECU Body Control Module H3 Junction Box 61359176884 9176884
Promo price
PLN 75.95
PLN 64.56
Free delivery: Mar 03
If paid before 14:00
Part no. 6935221
BMW E46 M3 Coupe Door Wiring Loom Harness Cable Passenger's Side 6935219
PLN 123.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9301309
Air Conditioning Unit BMW F20 F21 F30 F31 Control Unit A/C Module 9301309
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
Part no. 6823590
BMW F10 Footwell Light Control Unit Module ECU FRM III 6823590
PLN 379.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6932399
BMW X5 E53 Cable Loom Plug Socket Connector Wiring Harness 6932399 6932396
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 8574351
BMW X1 E84 16d 18d 18dX Diesel N47N Engine Control Unit ECU DDE 8574351 Manual
Promo price
PLN 379.95
PLN 322.96
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 5A234D0
Wiring Cable BMW F06 F12 F13 Electric Parking Hand Brake Handbrake Cable 5A234D0
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
Part no. 7806379-2
BMW E60 E61 LCI 535d M57N2 286HP Engine Control ECU KIT DDE 7806379 Automatic
PLN 1,709.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7799855-2
BMW 1 3 5 Series E60 E87 E90 M47N2 120d 320d 520d ECU Kit DDE CAS2 Key 7799855
Promo price
PLN 1,139.95
PLN 683.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9342033-1
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
Promo price
PLN 379.95
PLN 227.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8494948
BMW F40 F44 F48 Mini F54 Rear Tailgate Smart Opener Top Wire Sensor 8494948
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
Part no. 8512589
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU Kit DDE 8512589 Manual
PLN 1,424.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9264636-1
BMW 1 3 4 F20 F30 F32 1 Driver Side Seat Wiring Loom Electric Harness 9339286
Promo price
PLN 151.95
PLN 144.35
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7558911
BMW 1 Series E81 E82 E87N E88 NOx Cable Wiring Petrol 7558911 12517558911
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 0445684-3
HiFi Audio Retrofit BMW E81 E87 E90 E91 E92 Connector Cable Wire
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 6993311
Seat Module BMW F20 F32 F33 Control Unit Front Left Right N/O/S 6993311
Promo price
PLN 427.95
PLN 256.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6926472
BMW E65 E66 E67 Phone Transmitter Receiver Module ECU SIEMENS 6926472
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9227179
BMW 1 Series E81 Body Control Module ECU L2 PL2RR JBBFE Junction Box 9227179
Promo price
PLN 61.95
PLN 52.66
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7552176-8
BMW Z4 E85 2.0i N46 150HP Engine Control Unit ECU DME 7552176 Manual Gearbox
Promo price
PLN 712.95
PLN 427.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8513250-3
BMW F10 F11 520d Diesel N47N 184HP Engine ECU Kit DDE 8513250 CAS4 Key Automatic
Promo price
PLN 854.95
PLN 512.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6958447
BMW 7 Series E65 Control Unit Door Rear Passenger Side Hinten Low BFT 6958447
Promo price
PLN 37.95
PLN 36.05
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9276096
BMW 5 6 7 Series F01 F10 F13 Antenna Aeral Amplifier Diversity 868 MHZ 9276096
Promo price
PLN 70.95
PLN 67.40
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9119578
Antenna Amplifier BMW Z4 E85 E86 Rod Antenna Unit Module 9119578
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6799083
Control Unit BMW F10 F11 X3 F25 Parking Brake Handbrake Module EMF 6799083
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8606306-6
BMW F30 320i N20 184HP ECU Kit Engine Control Unit DME 8606306 Key FEM Automatic
Promo price
PLN 2,374.95
PLN 1,424.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7464750
Tailgate Smart Opener BMW F10 F11 X1 F48 X3 F25 Control Unit Module 7464750
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6929916
BMW E63 E64 Rear Bumper PDC Cables Set Wiring Loom Harness 6929916
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9371386
BMW 4 Series F33 F83 M4 Convertible Top Module CTM Unit 9371386
Promo price
PLN 474.95
PLN 284.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9264973-1
BMW X5 E70 Seat Control Unit Module ECU 9264973
Promo price
PLN 332.95
PLN 199.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9252651
BMW 1 2 3 Series F20 F21 F22 F30 Radio Remote Control Receiver 868 MHZ 9252651
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9166542
BMW E92 HDD Navigation Reader System Module Unit ZB CE3 Navi JAPAN 9166542
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
Part no. 8617551
BMW F20 F22 F30 F31 Petrol N20 ECU DME Engine Control Unit 8617551 Automatic
PLN 1,329.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9264917
BMW Z4 E89 Roadster Air Module Control Unit ECU 9264917
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7624619
BMW F10 Cable Generator Alternator Starter Base B+ 7624619
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9154413
BMW E93 Convertible GPS Aerial Antenna Unit Module 9154413
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
Part no. 6777641-2
BMW X5 E70 E81 E87 E90 E91 E92 E93 Air Module Wiring Steering Wheel Loom 6777641
PLN 94.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6945387
BMW X3 X5 Series E53 E83 E87 Hands-free Electronics Charging Module MULF 6945387
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6934096
BMW 7 Series E65 Cable Harness Door Rear Right Left N/O/S Wiring Loom 6923713
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
Part no. 9270020
BMW F06 F12 F13 Front Wiring Loom PDC Harness Parking Sensor 9270020
PLN 332.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9270392-1
BMW F20 F21 F22 Central Information Display Screen 6,5" 9270392
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9367376
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9367376
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 6911908
On Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen Display 8,8" 6911908
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
Part no. 9487220
BMW X1 F48 20iX xDrive B48C 192HP Engine Control ECU DME Kit 9487220 Automatic
PLN 1,899.95
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 .