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. 8574351
BMW X1 E84 16d 18d 18dX Diesel N47N Engine Control Unit ECU DDE 8574351 Manual
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9170732
BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9170732
Promo price
€384.95
€327.21
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6920469
BMW E65 E66 E67 Sensor A-pillar Right Airbag 65776920469 6920469
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9165623
BMW X5 X6 Series E70 E71 Airbag Control ECU Unit Module 9165623
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9387145
BMW F30 LCI 330e B48X Negative Earth Cable Battery 9387145
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9281518
BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Headunit Control 9281518
Promo price
€237.95
€142.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9381320
BMW F45 Mini F55 F56 Head Unit Basic Media DAB Headunit 9381320
Promo price
€218.95
€131.37
Free delivery - Tue, Oct 07
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
€218.95
€131.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8517862-3
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8517862 + Key + FEM
Promo price
€275.95
€165.57
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8576333-3
BMW F20 F30 F32 120dX 320dX 420dX Diesel N47N 184HP ECU Kit DDE 8576333 Key FEM
Promo price
€275.95
€165.57
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9122432
BMW E60 E61 LCI X5 E70 X6 E71 X3 F25 Rain Light Solar Sensor 9122432
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9387260
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9387260
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9264924
BMW F01 F02 F10 F11 F13 Power Distribution Fuse Box Rear 9264924
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9362396
BMW F20 REM Rear Electronic Module Fuse Box Control Unit V3 9362396
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9317176
REM Module BMW F20 F30 Rear Electronic Fuse Box Control Unit V2 ECU 9317176
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9362397
BMW 1 Series F20 Rear Module Fuse Box Power Distribution Control 9362397
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7786372
BMW X5 E53 3.0d M57 Earth Cable Battery Cable 7786372 12427786372
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9197176
BMW E82 Footwell Light Module LOW PL2 FRM II 61359197176 9197176
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8574351-2
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 Manual
Promo price
€142.95
€85.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9223689
BMW X1 E84 Display Screen Monitor On-board CID TV Navigation System 8,8" 9223689
Promo price
€332.95
€199.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6943851
BMW 5 6 Series E60 E61 E63 E64 Control Unit CAS 2 Module 6943851
€37.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7556880
Engine Wiring BMW Z4 E85 E86 Petrol N52 Loom Harness Module Manual 7556880
Promo price
€227.95
€136.77
Free delivery - Tue, Oct 07
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
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7621063
BMW X3 F25 X4 F26 Earth Ground Cable Line Strap Battery Lead 7621063
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9212916
BMW 5 7 X5 E70 F01 F02 F10 F11 Rain / Light / Solar Fogging Sensor 9212916
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9305739
BMW X1 E84 ECU Body Control Module M PL2RR JBBFE IIIR Junction Box 9305739
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9227172
BMW X6 Series E71 ECU Body Control Module Junction Box PL4 9227172 61359227172
Promo price
€146.95
€88.17
Free delivery - Tue, Oct 07
If paid before 14:00
-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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9153806
BMW F01 F02 Rear Heater Blower Motor Resistor 9153806
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6963023
BMW 5 6 Series E60 E61 E63 Airbag ECU Control Unit Centre Vehicle Sensor
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6807633
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 6807633
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 2992478-3
Plug Socket BMW X1 E84 Rear Light In The Side Panel Right O/S Wiring 6984754
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9299592
BMW F10 F11 Central Gateway Module ECU Control Unit Lear ZGW-02 4SK 9299592
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6933264
BMW E65 E66 Control Unit Door Rear Passenger Side 6933264
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7823420-1
BMW E60 E87 E90 LCI N47 120d 320d ECU Control Unit Kit DDE 7823420 CAS3 Key
Promo price
€227.95
€136.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6983018-1
BMW E90 Radio Professional CD Audio Player Dash Control Unit 6983018
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9374507
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 2622610
Bluetooth Module BMW F10 F20 F23 F30 Teleservices GPS Telematics Control 2622610
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
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
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7450992
BMW F20 F21 F30 F31 Fuel Pump Delivery Control Unit Module 7450992
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9217912
BMW E82 E90 LCI Trunk Shelf Left Right Speaker Tweeter Harman Kardon 9217912
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 8570442
Engine Wiring BMW F25 F26 2.0dX B47 Loom Module Harness Cable Automatic 8570442
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9274023
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 9274023
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9287756
Loudspeaker Centre BMW F25 F15 Central Woofer Audio Speaker 9287756
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9380333
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 8SK 9380333
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6998487
Airbag Module Mini F55 F56 F60 BMW X1 F48 F45 ECU Control Unit Air Bag 6998487
Promo price
€155.95
€132.56
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8510221-13
BMW E90 E91 LCI E92 325d Diesel N57 204HP ECU Engine Kit DDE 8510221 Automatic
€189.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7795485
BMW X1 E81 E84 E87 E90 E91 Earth Cable Battery Cable 7795485
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9159811-1
BMW E91 NSW PL2 FRMII Lightning Control Unit Module (LCM) 9159811
€123.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7557027
BMW X5 E70 X6 E71 E72 Battery Earth Cable Wiring Loom 7557027
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9257426
Fuse Box Grouping BMW F10 F11 Fuse Placement Map Card Diagram 9257426
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9244422
BMW X5 E70 LCI Front Bumper PDC Loom Cables Wiring Set 9244422
€37.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8578504
BMW F30 LCI 335dX N57Z Engine Gearbox Module Wiring Cable Loom Harness 8578504
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9315080
BMW X3 F25 Window Lifter Switch Driver's Side Wiring Harness Loom Cable 9315080
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8518269
BMW E90 E91 LCI N47N 320d 184HP ECU Engine Control Unit DDE 8518269 Manual
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7374942
BMW F20 F21 F30 F31 Fuel Pump Control Unit Module 7374942
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8586536-1
BMW F30 F32 LCI 335dX 435dX N57Z 313HP Control Unit ECU Kit DDE 8586536 FEM Key
Promo price
€379.95
€227.97
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9243667
BMW X3 F25 X4 F26 Rear Door Left Right N/O/S Wiring Loom Cables Harness 9243667
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7556846
Battery Cable BMW E82 E90 E91 E92 N54 Alternator Starter Base B Cable 7556846
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9298958
Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8573260-5
ECU Kit BMW F20 F21 116d Diesel N47N 116HP DDE 8573260 Key FEM Lock Manual
Promo price
€308.95
€185.37
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8592700
Glow Plug Wiring BMW F48 Mini F57 Wiring Harness Engine Module 8592700
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9362398
BMW F20 F21 F30 F31 F32 F45 Body Control Unit Module REM 9362398
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9393675
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III 3 V8 Lear 9393675
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9315151
BMW X3 F25 Fuse Box Power Distribution Control Unit Box Rear 9315151
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9326010
Radio Player BMW F20 F21 F30 F31 CD DAB Bluetooth Head Unit Audio Player 9326010
Promo price
€61.95
€52.66
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 1742690-1
BMW E60 E81 E87 E90 E91 X3 E83 Relay Changer Make Contact Salmon Red Set 1742690
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7843338
Engine Wiring BMW F10 M5 F13 M6 Valvetronic Servomotor Cable Loom 7843338
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6980177-3
BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6980177-2
BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7615305
Engine Wiring BMW F20 F21 F30 F31 N13 Loom Module Harness Cable 7615305
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9281829
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM ECU LR01 9281829
€42.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9383178
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9383178
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8510591-3
BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8510591 CAS3 + Key Automatic
Promo price
€237.95
€142.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6928975
Door Wiring Loom BMW E63 E64 Harness Passengers Side 6928975
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6842986
BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 6842986
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7951288
BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 7951288
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8573260-8
BMW F20 F21 116d ed Diesel N47N 116HP ECU Kit DDE 8573260 + Key + FEM Manual
Promo price
€417.95
€250.77
Free delivery - Tue, Oct 07
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
€284.95
€170.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7191718
BMW Z4 Series E89 Roadster Cabrio Horn High Tone 7191718
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8781328
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 8781328
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 6992955
BMW F25 Footwell Light Control Module ECU Unit FRM3 TEMIC 6992955
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8598806-1
BMW X3 F25 20dX Diesel B47 190HP Engine Module ECU Kit DDE 8598806 Key CAS4
Promo price
€460.95
€276.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6929701
BMW 7 Series E65 E66 Alarm System Ultra Sonic Module 65756929701 6929701
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6940763
BMW 7 Series E65 E66 E67 Ultra Sonic-Module 6940763
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7187221
BMW F01 F02 F03 LCI Rear Third Stoplamp Stop Lamp Brake Light 7187221
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6821139
BMW F10 LCI F20 F21 F30 F31 DAB Bluetooth Head Unit Basic 6821139
€113.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7253188
BMW E92 Sport Seat Left Right Thigh Support Cover Trim Leather Dakota
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8573260-4
ECU Kit BMW F20 F21 116d ed Diesel N47N 116HP DDE 8573260 Key FEM Lock Manual
Promo price
€398.95
€239.37
Free delivery - Tue, Oct 07
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
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7565300-18
BMW Z4 E85 2.0 N46 150HP Engine Module ECU Kit DME 7565300 + EWS + Key Manual
Promo price
€303.95
€182.37
Free delivery - Tue, Oct 07
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
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6942677
BMW E60 E61 E63 E65 PDC Parking Control Module Unit ECU 6942677
€94.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6943285
BMW E65 Xenon Headlight Control Module LM E6X LWR 6943285
Promo price
€51.95
€44.16
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9241826
On Board Screen BMW F10 F11 Central Information Display Monitor 10,25" 9241826
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6911584
BMW E65 E66 Steering Wheel MFL Phone Switch Buttons Left N/S 6911584
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 .