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
-15%
Part no. 8605456
Engine Wiring BMW F21 F30 LCI F36 N20 Loom Module Harness Cable 8605456
Promo price
€42.95
€36.51
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 7199997
BMW Z4 E85 Roadster Cabrio Convertible Roof Folding Top Module Unit 7199997
Promo price
€47.95
€40.76
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9203304
BMW X5 Series E70 Cable Loom Door Rear Left Right N/O/S Wiring Harness 9207857
Promo price
€32.95
€28.01
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8639595-2
BMW F30 320i F32 420i N20 184HP Engine ECU Control Unit DME 8639595 Automatic
Promo price
€446.95
€268.17
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9228491
BMW 5 Series F10 ECU Body Control Module V2 Junction Box 61359228491 9228491
Promo price
€66.95
€56.91
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9280186
BMW 5 7 Series F10 F11 F01 F02 F03 LCI Airbag Control Module ECU Unit 9280186
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 9287265
BMW F10 M5 Active Sound Unit Control Module Design Amplifier 9287265
Promo price
€89.95
€53.97
Free delivery: Feb 4 – 9
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
€251.95
€151.17
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9114342
Distance Control Sensor BMWE81 E87 E90 PDC Parking Sensor Montego Blue 9114342
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6935667-1
BMW Z4 Series E85 Roadster Battery Lead Positive Cable Plus Pole 6935667
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9798377-1
BMW F45 LCI 225xe B38X B38A15A 224HP Engine ECU DME Kit 9798377 BDC + Key
€379.95
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9297787
BMW F10 F20 F30 Battery For Telematics Control Unit Module 9297787
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 9274276
BMW F07 Gran Tourismo Headlight Footwell Light Control Module FRMIII 9274276
Promo price
€51.95
€31.17
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9159310
BMW F10 Central Sensor LOW 9159310
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 6957343
BMW 3 5 Series E60 E90 Dashboard Onboard Monitor Display Screen 8.8 CCC 6957343
Promo price
€47.95
€28.77
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 6960428
BMW 3 5 6 Series E60 E61 E63 E64 E90 E91 FBAS Analog Video Module Unit 6960428
Promo price
€225.95
€135.57
Free delivery: Feb 4 – 9
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
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8654977
BMW X5 F15 N20 Petrol Sensor System Engine Wiring Harness Cable Loom 8654977
Promo price
€175.95
€105.57
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8672514-1
BMW F80 M3 F82 F83 M4 431HP Engine Control ECU Kit DME 8672514 + FEM Module Key
Promo price
€1,139.95
€683.97
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8577834
BMW F30 X3 F25 N57N 330d 30dX 258HP Engine Control Unit ECU 8577834 Automatic
Promo price
€156.95
€94.17
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9303594
BMW Z4 E89 Anti Theft Alarm System Module Control Unit DWA 9303594
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9199996
Holder BMW F13 TV Video Switch Control Module Unit Bracket Mount 9199996
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6983075
BMW F01 F07 F10 F30 LCI Fan Motor For Amplifier Control Unit Module Controller
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6907329
BMW E65 Door Cable Guide Rear Left N/S Wiring Loom Bracket Trim Cover 6907329
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8633997
Ground Line BMW G11 G12 G20 G30 G31 Battery Earth Cable Wire 8633997
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8509910
BMW X3 F25 X4 F26 Engine Electronics Control Unit Box Cover Trim 8509910
Promo price
€26.95
€25.60
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9131779
BMW E87 ECU Body Control Module L2 JBBFE PL2 61359131779 9131779
Promo price
€28.95
€24.61
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 7540369
BMW E46 N46 Wiring Harness Engine Gearbox Module Loom Cable 7540369
Promo price
€94.95
€56.97
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9253482-2
BMW E87 Junction Box ECU Body Control Module Unit H2 PL2RR JBBFE IIIR 9253482
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 6923945
BMW 5 6 SERIES E60 E60N E61 E61N E63 B terminal point engine compartment 6923945
Promo price
€28.95
€24.61
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9270354-1
Mini F55 F56 BMW F45 X1 F48 Rear Electric Power Distribution Fuse Box 9270354
€23.95
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8616568
BMW F20 F21 F30 F31 Petrol N20 Electrical Fuse Box Cover Lid Panel 8616568
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8632692
BMW X5 F15 N20 Petrol Wiring Harness Transmission Gearbox Module Cable 8632692
Promo price
€175.95
€105.57
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 6809316
BMW F10 F20 F23 F30 Telematics Module Bluetooth Communications Control 6809316
Promo price
€113.95
€68.37
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9207913-1
BMW F20 F21 F22 F30 F31 F32 F33 F36 Fan Motor Relay 9207913
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9276099
BMW F01 F10 Diversity Aerial Antenna Amplifier Module DAB 9276099
Promo price
€35.95
€30.56
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8514032
BMW X3 F25 X4 F26 Diesel B47 Alternator Starter Wiring Holder Cover 8514032
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 7581848
BMW E81 E87 LCI E90 116i 316i N45N 116HP Engine ECU Unit DME 7581848 Manual
€208.95
Free delivery: Feb 4 – 9
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
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9335289
BMW F20 Door Cable Harness Wiring Front Right O/S 9335289
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9236518
BMW PDC E81 E87N LCI Wiring Front Bumper Parking Senors Harnes Loom 9236518
€32.95
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9128602
Cables Wiring BMW E81 E87 LCI Front Bumper PDC Loom Set 9128602
Promo price
€32.95
€28.01
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6919354
BMW E60 E61 Stereo System Central Bass Subwoofer Right O/S 6919354
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9253780
Boot Release Switch BMW F01 F02 F10 F11 LCI Auto Tailgate 9253780
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9393780
BMW F45 F46 Mini F55 F56 F57 KaFAS Camera Front Lane Assist ECU Module 9393780
Promo price
€32.95
€28.01
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9294912
BMW F10 F11 X5 F15 X6 F16 Rear Seat Compartment Screen Display SET 9294912
€569.95
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9259468
BMW X3 F25 Fuse Box Power Distribution Control Unit Box Rear 9259468
Promo price
€32.95
€28.01
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 0445684-3
HiFi Audio Retrofit BMW E81 E87 E90 E91 E92 Connector Cable Wire
Promo price
€28.95
€24.61
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6865245
BMW X5 F15 X6 F16 Power Steering Column Control Unit Module 6865245
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 5A374F9
BMW F40 Radio CD Player Head Unit Navigation Sat Nav CIC Alpine 5A374F9
€450.95
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9134483
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9134483
€23.95
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9277818
Antenna Amplifier BMW F23 Cabrio FM Radio Booster Unit Module 9277818
Promo price
€61.95
€52.66
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 9196929
Seat Control Module BMW E60 E61 ECU Seat Controller Unit Module 9196929
Promo price
€61.95
€37.17
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 5A08530
Fuel Pump Control BMW G30 G12 Mini F60 Tank Function Module Unit ECU 5A08530
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8794297
BMW F20 F21 F22 F30 F31 F32 Mini F55 F56 F57 Head Unit Basic Media DAB 8794297
Promo price
€137.95
€82.77
Free delivery: Feb 4 – 9
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
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8647878
BMW X5 F15 N20 Petrol Sensor System Engine Wiring Harness Cable Loom 8647878
Promo price
€175.95
€105.57
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9134661
BMW E87 E90 E91 E92 Seat Control Unit Module ECU 9134661
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 5A2D553
Audio Receiver BMW F40 G22 G30 G31 X3 G01 DAB ECE Control Unit Module 5A2D553
€73.95
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8506444-1
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8506444 CAS3 + Key
Promo price
€332.95
€199.77
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 5A07600
BMW F40 Heater Air Conditioning System Control Unit Module 5A075F7
Promo price
€32.95
€28.01
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 9253111-3
Battery Cable BMW F20 F21 F22 Red Positive Plus Pole Blow Off 9253111
Promo price
€37.95
€32.26
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8517874-8
BMW F20 118d F30 318d N47N 143HP Engine ECU Kit DDE 8517874 + Key + FEM + Lock
Promo price
€222.95
€133.77
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9399247
BMW F20 F30 F31 F32 ECU Camera Module Based Drive Support
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 8582279-8
BMW F30 F32 F34 GT 320d 420d N47N 184HP Engine Module Unit ECU DDE 8582279
Promo price
€51.95
€44.16
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 7599881-4
BMW E81 E87 LCI 116i 2.0 Engine Petrol N43 ECU Kit DME 7599881 CAS3 Key Manual
Promo price
€165.95
€99.57
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 1709317
BMW X5 E53 E60 E61 E63 E64 Petrol Engine Ping Knock Sensor 1709317
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 6822077
BMW F20 F21 F22 F30 F31 Head Unit Basic Media Navigation Headunit 6822077
Promo price
€70.95
€60.31
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9264916
BMW E82 E88 E92 E93 LCI Control Unit Airbag ECU NO CRASH DATA 9264916
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9159311
BMW 5 Series F10 F11 Mini R55 R56 R57 Door Sensor Airbag 9159311
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 7822015
BMW G20 G21 G26 330d 430d B57P Diesel Starter Cable Wiring B+ 7822015
Promo price
€80.95
€68.81
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9329339
BMW F32 Telematics Telephone Control Unit Module Bluetooth TCB ECE 9329339
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9252815
BMW F01 F02 F10 F11 LCI Power Distribution Fuse Box Front 9252815
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 5A130F9
BMW F40 F44 G20 Parking Control Module Unit USS ECU LOW 5A130F9
Promo price
€37.95
€32.26
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6947216
BMW 3 Series E93 Convertible Rear Bumper FM Radio Aerial Antenna 6947216
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 1439743
BMW E46 X5 E53 E60 E65 X3 E83 Z4 E85 Z3 Cable Alternator Starter 1439743
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 7075943-5
BMW 5 7 X5 Series 5 E60 E61 E65 E70 Front Left Seat Height Adjustment Drive N/S
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 7618644
BMW Z4 Series E89 Roadster Petrol N20 Cable Alternator-Starter-Base B 7618644
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 8512500-1
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Kit DDE 8512500 CAS3 + Key Manual
€336.95
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8792232
BMW X1 F48 Mini F55 F56 LCI B+ Junction Terminal Power Distribution Box 8792232
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 9318579
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9318579
Promo price
€47.95
€28.77
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9231399
Camera Module BMW F01 F07 F10 F11 F12 Based Assist Systems Control Unit 9231399
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 8580307
BMW X1 E84 18dX Diesel N47N Engine Control Unit Module ECU DDE 8580307 Manual
Promo price
€94.95
€56.97
Free delivery: Feb 4 – 9
If paid before 14:00
-15%
Part no. 6980020
BMW E63 E64 Rain Light Sensor Control Unit Module HUD 6980020
Promo price
€56.95
€48.41
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9360501-2
Distribution Fuse Box BMW F40 F48 Mini F56 Rear Electric Power Fuse Box 9360501
€23.95
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 3405141
BMW X3 Series E83 E83N LCI Support Bracket Navigation Computer 3405141
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9176958
BMW E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9176958
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 9321879
BMW F10 LCI Body Control Module Gateway ECU 9321879
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 7795779
BMW 5 Series E60 E61 Cable Alternator Starter Base B 520d Diesel M47N2 7795779
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6963014
BMW E60 E61 E63 Passenger Side Door Air Module Control Unit ECU 6963014
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 7638003
BMW F20 F21 F22 F23 F34 LCI F22 F30 F36 Starter Ground Cable 7638003
€23.95
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 8576333
BMW F20 F30 F32 120d 320d 420d N47N 184HP Engine Unit ECU DDE 8576333 Automatic
€113.95
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 9454245
Differential Locking Module BMW F90 M5 G20 Rear Axle Control Unit ECU 9454245
Promo price
€66.95
€40.17
Free delivery: Feb 4 – 9
If paid before 14:00
Part no. 9239212
BMW E81 E87 E90 LCI Professional Navigation Car Computer CIC 9239212
€222.95
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6960227
BMW E65 E66 Sensor Air Bag Front Left Door N/S Module Airbag 6960227
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 8648843
BMW F45 Mini F60 B38X High Voltage Accumulator Negative Ground Cable 8648843
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6799083
Control Unit BMW F10 F11 X3 F25 Parking Brake Handbrake Module EMF 6799083
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-5%
Part no. 6928369
BMW E60 Dashboard Solar Receiver Sensor Plug Socket Wiring 6928369
Promo price
€23.95
€22.75
Free delivery: Feb 4 – 9
If paid before 14:00
-40%
Part no. 6941503
BMW X5 Series E53 Cable Harness Door Front Right Left N/O/S 6941503
Promo price
€42.95
€25.77
Free delivery: Feb 4 – 9
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 .