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. 8507899
BMW F31 N47N 320d Engine Wiring Harness Module Diesel 8507899 8507896
Promo price
€66.95
€56.91
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9243212
BMW F10 Light Module Control Unit ECU Lear ZGW-02 Mid Plus 9243212
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9252331
BMW F10 ECU Body Control Module Junction Box V2 PL6 JBBFE III 9252331
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8513161-1
BMW F10 F11 530d N57 245HP Engine Control Unit ECU Kit DDE 8513161 CAS4 2 Keys
Promo price
€275.95
€234.56
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8518167-1
BMW E81 E87 E90 LCI 118d 318d N47 ECU Engine Control Kit DDE 8518167 Manual
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7807802-1
BMW X5 E70 LCI X6 E71 N57 N57S Cable Alternator Starter Base B Wiring 7807802
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9289590
BMW X5 X6 E70 E71 Antenna Amplifier Module Trap Circuit 9289590
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6798872
BMW F10 F11 F30 F31 Wheel Electronics Module RDC 433MHZ Control Unit 6798872
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 5A41CA2
Air Module BMW F45 F46 Mini F55 F56 F60 ECU Control Unit 5A41CA2
Promo price
€237.95
€202.26
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7619144
Engine Wiring BMW F10 F20 F21 F30 N20 Loom Harness Ignition Module 7619144
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9462544
BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 9462544
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6819336
BMW F20 F21 F22 F30 F31 F32 F33 Fuse Box Body Control Unit Module REM V5 6819336
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9184810
BMW X6 Series E71 Wiring Set Wash Water Container Cable Loom 9184810
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9220695
BMW X5 X6 E70 E71 Control Unit Module Top Rear Side View Camera 9220695
Promo price
€66.95
€56.91
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9325656
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9325656
Promo price
€75.95
€45.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8585641
Engine Wiring BMW F20 F21 F30 F31 N47N Diesel Loom Harness Cable 8585641
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8585379
ECU BMW F30 330d N57N 258HP Diesel Engine Control Unit Automatic 8585379
Promo price
€51.95
€31.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9294309
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 6,5" 9294309
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 6843898
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 6843898
Promo price
€132.95
€79.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6949226-1
2 x BMW E63 E64 DWA Door Alarm System Module Control Unit Set 6949226
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6949226-2
4 x BMW E63 E64 DWA Door Alarm System Module Control Unit Set 6949226
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6878191
Air Module BMW F01 F02 LCI F10 F11 F13 ECU ICM Control Unit 6878191
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8574091-3
BMW F10 520d N47N 184HP ECU Kit Control Unit DDE 8574091 CAS4 + Key
Promo price
€170.95
€102.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9389560
Aerial Trap Circuit BMW G30 X3 G01 Antenna Amplifier Module Control Unit 9389560
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 8715685
BMW F40 Mini F55 F56 Mid Range Sound Speaker Front Door Stereo 8715685
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9211840
BMW F01 Wiring Loom Cable Harness 9211840
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9315096
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315096
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9398997
Sound Amplifier BMW F80 M3 F82 M4 Hifi Audio Unit Active Sound Design 9398997
Promo price
€137.95
€82.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7648785
BMW i3 i01 Battery Cell Module Supervision Circuit Control Unit 7648785
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8576341-7
BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM
Promo price
€227.95
€136.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6950525-1
2 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6950525-2
4 x BMW E63 E64 E93 Alarm System Module Sensor DWA Control Unit Set 6950525
€28.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9267958
BMW F20 F30 MINI F56 Control Unit Air Conditioning Module 9267958
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7490465
BMW F10 F20 F30 F31 Mini F55 F56 Seat Heating Module Control Unit ECU 7490465
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7809196
BMW X3 E83 LCI 2.0d N47 177HP Engine ECU Control Unit Module DDE 7809196 Manual
Promo price
€165.95
€99.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9280186-1
BMW F10 F11 F30 F01 F02 LCI Air Control Module ECU Unit 9280186
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8518569
BMW F20 F21 F30 F31 N47N 116d 316d ECU Control Unit Module DDE 8518569 Manual
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 6834091
BMW F87 F80 F82 Audio Amplifier Harman Becker Active Sound Design System 6834091
Promo price
€99.95
€59.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9382401
BMW F30 LCI 330e Hybrid High Voltage Electronics Unit Holder Support 9382401
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8615581
BMW 3 F30 LCI 330e B48X Control Unit Bracket Holder Mount 8615581
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8630168
BMW 3 F30 LCI 330e Hybrid Charging Control Unit Bracket Holder Mount 8630168
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 8513157
Battery Electric Cable BMW F45 F48 Mini F56 F60 Alternator Starter Motor 8513157
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9221462
BMW F01 Front Seat Control Unit Module ECU Left Temic 9221462
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9329701
BCM Module BMW F20 F21 F30 F31 F32 Body Control Unit Module REM V2 9329701
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8518269-6
BMW E90 E91 LCI N47N 320d 184HP ECU KIT DDE CAS 3 Key 8518269 Manual
Promo price
€161.95
€97.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8513559
BMW X3 F25 30dX N57N Engine Module Injector Wiring Cable Loom Harness 8513559
Promo price
€284.95
€170.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9380334
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9380334
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9387147
BMW F30 LCI 330e B48X Positive Battery Cable Plus EME Loom 9387147
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6824116
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Inverter Cable 6824116
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8693213-1
BMW F30 LCI 330e B48X Engine Control Unit ECU Kit DME 8693213 FEM Key Automatic
Promo price
€740.95
€444.57
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 6935667-2
BMW E85 Battery Lead Positive Cable Plus Pole Wiring Cabling 6935667
Promo price
€70.95
€42.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9221713
BMW F01 Front Bumper PDC Wiring Loom Cable Harness F02 9221713 9221712
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9188377
BMW F01 KaFAS Camera Front Windscreen Lane Departure Camera Module 9188377
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6824110
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Loom Harness 6821420
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9226880
BMW F20 F21 Radio Aerial Antenna Amplifier AM/FM Control Unit Module 9226880
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9350003-1
Safety Control Unit BMW F01 LCI F07 F10 F11 F25 Air Module Bag ECU 9350003
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8512498-1
BMW X1 E84 20dX N47 177HP Engine Control ECU Kit DDE 8512498 Automatic
€284.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6824108
BMW F30 LCI 330e Hybrid High Voltage EDH Wiring Cable Wire 6824108
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8507202
BMW E90 E91 LCI 318d N47N 143HP ECU Engine Control Unit DDE 8507202 Manual
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8642682
BMW F30 LCI 330e Negative Earth Cable High Voltage Battery 8642682
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6791131
BMW F01 ICM Module Integrated Chassis Management QL ES Control Unit 6791131
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9284272
BMW F10 Body Control Module Electronic Junction Box 9284272
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7852144
BMW F10 M5 F12 M6 Ignition Engine Wiring Harness Ignition Module Cyl.1-4 7852144
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9299268-1
BMW F20 F21 F30 F31 F32 Radio Stereo Professional CD DAB Head Unit 9299268
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9264917
BMW Z4 E89 Roadster Air Module Control Unit ECU 9264917
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9289637
BMW F10 Rear Window Parcel Shelf Loudspeaker Speaker Left Right N/O/S 9289637
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8506199-3
BMW E60 E61 LCI 520d Diesel N47 Engine ECU Kit DDE 8506199 CAS 3 + Key
Promo price
€170.95
€145.31
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9343687
BMW F01 LCI F07 F10 F11 F25 Safety Control Unit Air Module Bag ECU 9343687
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6751504
Module Holder BMW X5 E53 Rear Tyre Pressure Control Module Mount Bracket 6751504
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 8802918
BMW F20 F30 Mini F55 F56 Radio Remote Control Receiver 434 MHZ 8802918
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8798189-1
Basic Head Unit BMW F45 X1 F48 Mini F55 F56 Sat Navigation Radio Stereo 8798189
Promo price
€218.95
€186.11
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9314234
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9314234
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9364552
Seat Wiring BMW F45 X1 F48 Mini F55 F56 Passenger's Side Sensor Cable 9364552
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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
€132.95
€79.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 7612815
BMW F10 M5 F12 F13 M6 F07 X5 F15 Starter Motor 428000-8530 12V 7612815
€37.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 8511409
BMW F10 F11 N57N Control Unit Module Box Cover Bracket Carrier Mount 8511409
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8634244
Engine Wiring BMW F45 Mini F60 B38 Loom Harness Injection Valve Ignition 8634244
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8585731
Engine Wiring BMW F30 F31 F36 N47N xDrive Automatic Gearbox Loom Harness 8585731
Promo price
€75.95
€45.57
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9347822
Head Unit BMW F10 F11 F20 F30 Navigation Sat Nav High Control Module 9347822
Promo price
€189.95
€161.46
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9192124
BMW Z4 E89 Power Distribution Box Control Unit Module With Fuse 9192124
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9290013
BMW X3 F25 Footwell Light Control Unit Module ECU FRM III TEMIC 9290013
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9305712
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III 3 V9 Lear 9305712
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7843349
BMW F10 F11 LCI M5 F06 F13 M6 S63N Cable Alternator Starter Base B+ 7843349
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9322122-2
Display Screen BMW F20 F21 F22 Central Information Sat Nav Monitor 6,5" 9322122
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9267516
BMW F10 Central Gateway Module Control Unit Lear ZGW-02 MID Plus 9267516
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9380883
BMW F20 F21 F30 F31 Control Unit Air Conditioning A/C Module 9380883
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 5A0BD89
BMW F40 Power Distribution Fuse Box LIN Control Unit Module 5A0BD89
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9354457
BMW F20 F30 F31 F32 Front Seat Control Unit Module ECU 9354457
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9365304
BMW F10 F20 F23 F30 Bluetooth Teleservices GPS Telematics Control Module 9365304
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8512499-12
BMW X1 E84 xDrive 18d N47 143HP Engine Unit ECU DDE 8512499
€42.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 6797439
BMW F07 GT ICM Management Control Unit Module DSC Brakes 6797439
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6853705
BMW X6 E71 ICM Integrated Chassis Management Control Unit Brakes 6853705
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9322532
Gateway Module BMW F01 F10 F11 F12 Central Body Control 9244262
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6905639
BMW E65 E66 Japan Mobile Phone Buffer Module ECU J-buf 6905639
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 3414469
BMW X3 E83 Fuse Grouping Front Stick-on Label Diagram 9267980
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 .