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
-40%
Part no. 8512499-10
BMW X1 E84 18d N47 ECU Engine Control Unit Kit DDE 8512499 CAS3 + Key Manual
Promo price
PLN 949.95
PLN 569.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6963651
Alarm Module BMW E81 E84 E87 E90 Ultra Sonic System Sensor 6963651
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9153418
BMW F10 F11 B Plus Distributor Front Battery Cable 9153418
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
Part no. 9167198
BMW 1 3 Series E81 E87 E92 E93 Towing Tow Bar Trailer Hook Module Control Unit
PLN 360.95
Free delivery: Mar 03
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
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9362396
BMW F20 REM Rear Electronic Module Fuse Box Control Unit V3 9362396
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6958449
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 61356958449 6958449
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9274276
BMW F07 Gran Tourismo Headlight Footwell Light Control Module FRMIII 9274276
Promo price
PLN 218.95
PLN 131.37
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9380885
BMW 1 3 4 F20 F30 F32 Control Unit Air Conditioning A/C Module 9380885
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8632687
BMW i3 I01 Engine Motor Sensors Module Wiring Cable Wire Harness 8632687
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6864923
Air Module BMW F01 F02 LCI F07 GT F10 F11 F13 ECU Control Unit 6864923
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9315130
Door Wiring Harness BMW F25 Rear Left Right Door N/O/S Wiring Loom 9315130
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
Part no. 9234942
Telematics Module BMW E81 E87 E90 E91 E92 LCI Combox Navigation 9234942
PLN 474.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9214813
BMW X5 E70 Safety Airbag Control Unit Module ECU X6 E71 Bosch 9214813
Promo price
PLN 85.95
PLN 81.65
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7541779
BMW Z4 E85 2.0i N46 Cable Alternator Starter Base B+ 7541779
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6968650
BMW 3 Series E93 E93N LCI Aerial Antenna Amplifier FM/AM Right O/S 6968650
Promo price
PLN 47.95
PLN 45.55
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8510221-3
BMW E90 E91 LCI E92 325d Diesel N57 204HP ECU Engine Kit DDE 8510221 CAS3 + Key
Promo price
PLN 664.95
PLN 398.97
Free delivery: Mar 03
If paid before 14:00
Part no. 7210575-2
BMW F06 F12 F13 Rear Lamp Tail Light Side Panel Wiring Harness Left N/S 7210575
PLN 42.95
Delivery: Mar 03
If paid before 14:00
Part no. 8489449-3
BMW F30 F31 LCI F32 320iX B48 184HP Engine Control ECU Kit DME 8489449 Automatic
PLN 1,899.95
Free delivery: Mar 03
If paid before 14:00
Part no. 8518269-6
BMW E90 E91 LCI N47N 320d 184HP ECU KIT DDE CAS 3 Key 8518269 Manual
PLN 712.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8380944-1
BMW E46 E65 E66 E67 Aerial Antenna Amplifier Radio Signal Trap Circuit 8380944
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 9157157
BMW E60 E61 E63 E64 Gateway Module Control Unit ECU 9157157
PLN 142.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9189906
BMW E88 E93 LCI Air Module Control Unit ECU 9189906
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9387147
BMW F30 LCI 330e B48X Positive Battery Cable Plus EME Loom 9387147
Promo price
PLN 218.95
PLN 131.37
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8367253
BMW E38 Fuse Box Battery Power Junction Control Unit Module 8367252 8367253
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9301522
BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9301522
Promo price
PLN 284.95
PLN 170.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6839769
KaFAS Module BMW F10 F20 F30 Mini F55 F56 Assist Camera Control Unit 6839769
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
Part no. 9350705
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V8 9350705
PLN 189.95
Free delivery: Mar 03
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
PLN 1,424.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9153802
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II NSW Lear 9153802
Promo price
PLN 474.95
PLN 403.71
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8577625
BMW F20 F21 116d ed N47N Engine Control Unit ECU DDE 8577625 Manual Transmission
Promo price
PLN 208.95
PLN 177.61
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9116978
BMW X5 Series E70 Cable Loom Door Rear Left Right N/O/S Wiring Harness 9116978
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9288304
FEM Module BMW F20 F21 F22 F30 F31 F32 F36 Control Unit 9288304
Promo price
PLN 360.95
PLN 306.81
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9875929
BMW F20 F21 F22 F23 LCI DAB Navigation Head Control Unit Module Business 9875929
Promo price
PLN 712.95
PLN 606.01
Free delivery: Mar 03
If paid before 14:00
Part no. 6948576
BMW E60 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6948576
PLN 142.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9226333-1
BMW E88 Cabrio ECU Body Control Module H3 Junction Box 9226333
Promo price
PLN 218.95
PLN 131.37
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6865298
BMW F20 F21 F30 F31 ECU ICM Plus Control Unit Module Airbag 6865298
Promo price
PLN 43.95
PLN 41.75
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9259468
BMW X3 F25 Fuse Box Power Distribution Control Unit Box Rear 9259468
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6798242
ICM Module BMW F10 F11 Integrated Chassis Management QL ES Control Unit 6798242
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 6907520
BMW 5 X5 Series E39 E53 Dual Band Cable Compensator Hands Free Phone 6907520
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
Part no. 9362445
BMW F20 F21 F22 Audio Amplifier Harman Kardon Active Sound Design Unit 9362445
PLN 379.95
Free delivery: Mar 03
If paid before 14:00
Part no. 7857786
BMW F09 F10 F12 F13 Differential Locking Module Control Unit ECU 7857786
PLN 189.95
Free delivery: Mar 03
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
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8578945-2
BMW F20 F21 F30 F31 116d 316d N47N 116HP ECU Kit DDE 8578945 Key FEM Lock Manual
Promo price
PLN 1,424.95
PLN 854.97
Free delivery: Mar 03
If paid before 14:00
Part no. 6985748
BMW 5 Series E60 E61 Centre Console Switch Centre DTC PDC 6985748
PLN 28.95
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 9222071
BMW F07 BCM Body Control Module Unit Controller 9222071
Promo price
PLN 142.95
PLN 85.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9114215
BMW 5 Series E60 E60N E61 E61N LCI Airbag ECU Control Unit Module
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 6953424-2
BMW Z4 Series 2 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
Promo price
PLN 161.95
PLN 137.66
Free delivery: Mar 03
If paid before 14:00
Part no. 9337233
BMW F32 F33 F82 F83 M4 Door Wiring Front Harness Loom Cable 9337233
PLN 142.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7798875
BMW X5 Series E70 LCI Ventilation Grommet Unit Box Cover 7798875
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
Part no. 8512498
BMW E84 20dX N47 177HP ECU Control Unit Kit DDE 8512498 Automatic Transmission
PLN 332.95
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6989136-1
BMW E60 E61 E63 PDC Rear Parking Sensor Ultrasonic Titangrau II - A08 6989136
Promo price
PLN 113.95
PLN 96.86
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 2447799
BMW M6 F13 X3 F25 F32 F33 Bluetooth Telematic Control Module Unit 2447799
Promo price
PLN 379.95
PLN 227.97
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7620624
Mini Cooper S R55 R56 LCI N18 Wiring Loom Harness Engine Automatic Gearbox
Promo price
PLN 427.95
PLN 256.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7174403-5
BMW E92 Coupe Rear Light Lamp Plug Socket Wiring Left N/S 6984754
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 7645837
BMW i3 I01 Electric Gearbox Gear Shifting Actuator Module Unit 7645837
Promo price
PLN 474.95
PLN 284.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 6807634
BMW X5 F15 F20 F30 SRS Air Module Bag Control Unit Module ECU 6807634
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9266384
BMW 5 Series F10 F11 LCI Boardmonitor Central Information Display 7" 9266384
Promo price
PLN 170.95
PLN 102.57
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7601799
Earth Ground Cable BMW X3 F25 Battery Cable Engine Wiring 7601799
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8506281
BMW E81 E87 E90 LCI 116d 316d 118d 318d N47 Engine ECU DDE 8506281 Manual
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
Part no. 6797030
BMW X3 F25 X4 F26 Rear Axle Shock Absorber EDC Wiring Loom Cable 6797030
PLN 94.95
Free delivery: Mar 03
If paid before 14:00
Part no. 5A207E7
BMW X3 G01 G20 G21 G30 G31 Audio Speaker Sound Amplifier Harman 5A207E7
PLN 1,614.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6934021
BMW 7 Series E65 E66 Front Left Right Door N/O/S Wiring Loom Harness 6920291
Promo price
PLN 18.95
PLN 18.00
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9483099
Mini Cooper One F55 F56 F57 Parking Assistant Control Unit Module 9483099
Promo price
PLN 237.95
PLN 202.26
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 8630168
BMW 3 F30 LCI 330e Hybrid Charging Control Unit Bracket Holder Mount 8630168
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 7524715
BMW Z4 E85 Roadster Starter Earth Ground Wire Cable 2.0 Petrol 7524715
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7786372
BMW X5 E53 3.0d M57 Earth Cable Battery Cable 7786372 12427786372
Promo price
PLN 56.95
PLN 54.10
Delivery: Mar 03
If paid before 14:00
Part no. 7835564-3
BMW E46 M3 S54 343HP Engine Control Unit Kit ECU DDE 7835564 Manual
PLN 4,749.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9339339
BMW 1 3 F20 F21 F30 F31 Driver Side Seat Wiring Loom Cable Harness 9339339
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 7622995
Cable Alternator Starter BMW F20 F21 F30 F31 N55 Battery Wiring Harness 7622995
Promo price
PLN 94.95
PLN 80.71
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9196591
BMW E88 Cabrio Convertible Folding Top Roof ECU Module CVM6 9196591
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
Part no. 6826983
BMW F20 F21 F30 F31 Air Module Control Unit ECU Controller 6826983 0 285 013 626
PLN 94.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 1439740
BMW X5 E53 Cable Starter-Base B Electrical Cable Wiring 3.0i M54 Petrol 1439740
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 9262752-1
BMW F20 F21 F22 Central Information Display Screen 6,5" Control Unit 9262752
Promo price
PLN 123.95
PLN 105.36
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 7641649
BMW F10 F20 F30 N20 125i 328i 528i N20 Wiring Harness Engine Module 1 7641649
Promo price
PLN 237.95
PLN 202.26
Free delivery: Mar 03
If paid before 14:00
Part no. 9290990
Head Unit BMW F20 F21 F30 Radio Professional CD Player Controller Module 9290990
PLN 1,424.95
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9366407
BMW F20 F21 F30 F31 F32 Body Comfort Module FEM ECU LR01 Control Unit 9366407
Promo price
PLN 664.95
PLN 398.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7638194
BMW F20 F21 F22 F30 F31 Engine Starter Motor N20 N26 N55 Petrol 7638194
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9316568
BMW X5 F15 X6 F16 Front Fuse Box Relay Module Control Unit 9316568
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9279391
BMW 5 G11 G30 M5 Door Crash Sensor Front 9279391
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
Part no. 5A2D542
BMW F40 Body Control Module Domain Controller Unit BDC ECU 5A2D542
PLN 664.95
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7823731
BMW E84 E90 E91 LCI 320xd N47 Cable Alternator Starter Base B
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 9286365
BMW X1 X2 Series F39 F48 Antenne AM Antenna Amplifier Cable 9286365
Promo price
PLN 66.95
PLN 63.60
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8635816
Engine Wiring BMW F20 F30 F31 LCI B38 Automatic Gearbox Loom Harness 8635816
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 8377658
BMW X5 SERIES E53 TV amplifier 8377658
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-40%
Part no. 8582279
BMW F30 320d ed Diesel N47N 184HP Engine Control Unit ECU DDE 8582279
Promo price
PLN 237.95
PLN 142.77
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6927275
BMW E60 E61 E65 E66 Seat Control Module Ecu Sensor 6927275
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 8510829-3
BMW E90 E91 LCI 320d N47N Engine Basic DDE 8510829 Control Unit Manual
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7519051
BMW 7 Series E65 E66 E67 Electric valve 735i 745i 735Li 745Li 745LiS
Promo price
PLN 75.95
PLN 72.15
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 6960225
BMW E65 E66 E67 Sensor Vehicle Centre Air Control Unit Module 6960225
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-5%
Part no. 7839662
BMW E90 E92 E93 LCI Cable Alternator Starter Base B 7839662
Promo price
PLN 61.95
PLN 58.85
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9216128
BMW 3 4 5 Series E92 F32 E61 LCPA Seat Belt Module ECU 9216128
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 9241330
BMW X1 E84 USB AUX-IN Socket Plug Input Connector Media Port 9241330
Promo price
PLN 61.95
PLN 52.66
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 7619250
Alternator Bracket BMW F10 F20 F22 F30 F32 LCI G30 B47 Supporting Mount 7619250
Promo price
PLN 42.95
PLN 40.80
Delivery: Mar 03
If paid before 14:00
-15%
Part no. 5A07600
BMW F40 Heater Air Conditioning System Control Unit Module 5A075F7
Promo price
PLN 142.95
PLN 121.51
Free delivery: Mar 03
If paid before 14:00
-5%
Part no. 9247081
BMW X1 E84 Wiring Loom Harness Passenger Side 9247081
Promo price
PLN 94.95
PLN 90.20
Free delivery: Mar 03
If paid before 14:00
-40%
Part no. 9199305
KaFAS Camera BMW F10 F11 Rear View Control Unit Module 9199305
Promo price
PLN 189.95
PLN 113.97
Free delivery: Mar 03
If paid before 14:00
-15%
Part no. 3452285
BMW X3 Series E83 Boardmonitor Central Information Display Screen 6,5"
Promo price
PLN 1,234.95
PLN 1,049.71
Free delivery: Mar 03
If paid before 14:00
Part no. 9483018
F20 62560400
-PLN 0.05
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 .