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. 8585935
BMW F20 F23 F30 F34 F36 LCI Automatic Gearbox Wiring Loom Harness 8585935
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8507908
BMW F20 Gearbox Transmission Harness Wiring Loom Manual 8507908
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9206056-TS
BMW F07 GT Rear PDC Parking Distance Sensor Titan Silver - 354
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6792659
BMW X5 E70 X6 E71 Control Unit Dynamic Drive Front Axle Suspension 6792659
€32.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9207416
BMW X6 E71 Map Card Fuse Box Grouping Diagram 9207416
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9286945
Comfort Control Unit BMW F06 F10 F11 F12 F13 Junction Box 9286945
Promo price
€51.95
€31.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8704090
BMW F20 F21 F30 Mini F55 F56 HSD Cable HU CID Wiring Cable 8704090
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8576333-2
Engine Unit ECU BMW F20 F30 F32 120dX 320dX 420dX N47N 184HP DDE 8576333 Manual
Promo price
€56.95
€34.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8617551-5
BMW F20 F21 125i N20 218HP ECU Control Unit Kit DDE 8617551 Key FEM Automatic
Promo price
€474.95
€284.97
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8577839-1
BMW F32 F33 430d N57N 258HP Engine ECU DDE Kit 8577839 FEM + Key Automatic
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9222071
BMW F07 BCM Body Control Module Unit Controller 9222071
Promo price
€47.95
€40.76
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9367812
Active Sound Design Module BMW F20 F21 F30 Harman Becker Control Unit 9367812
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9236462
Gateway Module BMW F10 F11 Central Control Unit Lear ZGW-01 High 9236462
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9225619
BMW F10 Electronic Front Seat Memory Module Control Unit ECU 9225619
Promo price
€70.95
€42.57
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9345373
BMW F10 Footwell Central Lock Gateway Control Module Unti ECU 9345373
Promo price
€161.95
€97.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7516404
BMW E60 Cable Starter Generator Alternator B+ Base Wire Harness 7516404
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9154052
BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9154052
Promo price
€113.95
€96.86
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9132254
BMW Z4 E85 E86 CID Control Unit CD Player Radio Audio System 9132254
Promo price
€199.95
€169.96
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9266328
ICM Module BMW F07 GT F01 F02 F03 F04 Air Module Control Unit ECU 9266328
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7810000
BMW E60 E81 E87 LCI E90 120d 320d 520d N47 Engine Control Unit ECU DDE 7810000
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8574091
BMW F10 F11 520d N47N 184HP Engine Control Unit ECU DDE 8574091 Automatic
Promo price
€85.95
€51.57
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9278746
BMW X5 E70 CAS3 Key Reading Module Unit Control ECU 9278746
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7622995
Cable Alternator Starter BMW F20 F21 F30 F31 N55 Battery Wiring Harness 7622995
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9383176
BMW F20 F30 F34 BCM FEM BSI Body Control Module Unit 9383176
€113.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7581848-1
BMW E81 E87 LCI E90 116i 316i N45N ECU Kit DME CAS3 + Key 7581848
Promo price
€455.95
€273.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9218380
Steering Wheel Module BMW F10 F11 F20 F21 F30 F31 Heating Control Unit 9218380
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8584276
BMW F30 F31 320d Engine Control Unit ECU DDE ed Diesel N47N 163HP 8584276
Promo price
€80.95
€68.81
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 7839665
BMW E90 E92 E93 LCI M3 S65 Cable Alternator Starter Wiring 7839665
Promo price
€75.95
€45.57
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 5B48520
Head Unit BMW F40 F44 Radio Player Navigation Control Module Alpine 5A291C5
€379.95
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8576333-5
BMW F20 F30 120d 320d N47N 163HP Engine Control Unit ECU DDE 8576333 Manual
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7561684-10
BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic
Promo price
€265.95
€226.06
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6995617
BMW F40 F44 G20 G21X5 G05 X6 G06 Immobilizer Emergency Start Coil 6995617
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8647878
BMW X5 F15 N20 Petrol Sensor System Engine Wiring Harness Cable Loom 8647878
Promo price
€175.95
€149.56
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8632692
BMW X5 F15 N20 Petrol Wiring Harness Transmission Gearbox Module Cable 8632692
€175.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8654977
BMW X5 F15 N20 Petrol Sensor System Engine Wiring Harness Cable Loom 8654977
Promo price
€175.95
€149.56
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8607569
BMW X5 F15 40eX N20 Hybrid Starter Motor Automatic Transmission 8607569
Promo price
€170.95
€145.31
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9319493
Air Module Unit BMW F10 F11 F30 F31 F25 F12 F13 X3 F25 ECU Control 9319493
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9312768
BMW F06 F07 F10 F11 Comfort Module Body Control Unit Module BCM Unit ECU 9312768
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9312596
BMW F12 F13 LCI F06 Gran Coupe Amplifier Hifi System Sound System Module 9312596
Promo price
€51.95
€31.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7799470
Wiring Bracket BMW E60 E61 X3 E83 Diesel Engine Harness Cable Loom Mount 7799470
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6826201
Junction Point BMW X5 F15 X6 F16 B + Battery Power Distributor 6826201
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 2447799
BMW M6 F13 X3 F25 F32 F33 Bluetooth Telematic Control Module Unit 2447799
€113.95
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 7928461
BMW G11 G12 G29 G31 G38 Radio Remote Control Receiver Module Unit 7928461
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6836648
BMW G32 Adapter Cable Switch Door Center 6836648
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9366339
BMW G32 GT Door Wiring Harness Loom Cable Rear Left Right N/O/S 9366339
€28.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9389600
BMW Gran Turismo G32 Radio Aerial Antenna Amplifier AM/FM 9389600
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8585642
BMW F20 F21 F30 F31 N47N Wiring Loom Harness Engine Gearbox Module 8585642
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9303594
BMW Z4 E89 Anti Theft Alarm System Module Control Unit DWA 9303594
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9229972
Module BMW Z4 E89 Convertible Cabrio ECU Control Unit Controller 9229972
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 9247480
BMW X3 F25 CAS4 Key Reading Module Unit Control ECU 6809374
€37.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9177784
BMW X5 E70 X6 E71 X6 E72 Map Fuse Box Grouping Diagram Card 9177784
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6867169
Air Module BMW F20 F23 F30 F32 F36 Domain Control Module ICM Unit 6867169
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 6789514
BMW X6 E71 ICM Integrated Chassis Management Control Unit Brakes 6789514
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9231283-IBB
PDC Parking Sensor BMW X5 E70 F10 Ultrasonic Sensor Imperial Blue A899231283
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8510221-18
BMW E90 E91 E92 LCI 325d N57 204HP ECU Engine Module DDE 8510221 Automatic
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8681185
BMW F40 F44 F46 X1 F48 Mini F54 F56 F57 F60 Engine Wiring Loom Harness 8681185
Promo price
€42.95
€36.51
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8576341-10
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine ECU Kit DDE 8576341 Manual
€132.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6812218
BMW X1 F48 Rear Left Right N/O/S Door Wiring Harness Loom 6812218
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7579155-1
Starter Motor BMW X5 E70 LCI X6 E71 Z4 E89 N20 N55 Petrol Engine 7579155
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9264975
BMW X5 E70 X6 E71 Front Seat Control Unit Module Memory ECU 9264975
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
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
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9289385
BMW F10 F34 GT Telematics Module Bluetooth Telematik Control Unit 9289385
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9367693
BMW M5 F90 G11 G12 Power Distribution Relay Fuse Box Make Contact 9367693
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 3428557
BMW Z4 E86 Alarm System Ultrasonic Roof Control Module 3428557
Promo price
€75.95
€45.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7678321
BMW X4 F26 Harness Wiring Cable Loom 7678321 767832-113
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9306220
Telematics Module BMW F10 F20 F30 F31 Bluetooth Teleservices GPS 9306220
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9282285
BMW X3 F25 Central Gateway Module Control Unit ECU 9282285
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6851284
BMW X3 F25 ICM Control Unit Air Module SRS ECU 6851284
Promo price
€156.95
€133.41
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8639582
BMW F20 M135i F22 M235i F30 335i N55 Engine Unit ECU DME 8639582 Automatic
Product currently unavailable
-15%
Part no. 8579479-4
BMW F20 F21 F30 F31 118d 318d N47N Engine Control Unit ECU DDE 8579479 Manual
Promo price
€66.95
€56.91
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9166542
BMW E92 HDD Navigation Reader System Module Unit ZB CE3 Navi JAPAN 9166542
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8626472
BMW F20 F21 M135i N55 231HP Petrol Engine Control Unit ECU DME 8626472 Manual
Product currently unavailable
-5%
Part no. 7839662
BMW E90 E92 E93 LCI Cable Alternator Starter Base B 7839662
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 7592511
BMW E88 E90 E91 E92 LCI F20 F21 F30 Ignition Wiring N55 Engine Harness 7592511
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9284421
BMW F10 F11 Gateway Module ECU Control Unit LEAR ZGW-02 Mid 9284421
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 8583653-1
Engine Wiring Loom BMW F10 F30 F31 LCI N57N Wiring Harness Glow Module 8583653
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8639595-9
BMW F30 320iX N20 163HP Engine Unit ECU Kit DME 8639595 FEM + Key Automatic
Promo price
€474.95
€284.97
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 5A5D3C0
Keyless Entry BMW F40 G20 G21 G30 G31 Comfort Access Antenna 5A5D3C0
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 6820526
Head Unit BMW F20 F21 Radio Media GPS Sat Navigation Unit 6820526
Promo price
€142.95
€121.51
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8578945-4
BMW F20 F21 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Manual
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8631727-3
BMW Z4 E89 Roadster 18i N20 156HP ECU Kit DME CAS3 + Key 8631727 Manual
Promo price
€569.95
€341.97
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. E93-RADIO
BMW E93 Head Unit Radio Player Navigation Control Module 5A2BF31
Promo price
€80.95
€48.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 3437180
BMW E83 Telephone Bluetooth Roof Aerial Module Control Unit ECU 3437180
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 9278358
BMW F20 F21 F22 F87 Windscreen Camera Front Window KaFAS Camera 9278358
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8606777
BMW F30 F31 320iX N20 184HP Engine Control Unit ECU DME 8606777 Automatic
Product currently unavailable
-40%
Part no. 9282424
BMW 3 5 Series F10 F30 Control Unit Module Top Rear Side View Camera 9282424
Promo price
€170.95
€102.57
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 9315152
BMW X3 F25 Fuse Box Grouping Map Diagram Location 9315152
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 8796289
BMW X3 G01 X4 G02 X5 G05 Battery Terminal Negative Cable Wire Wiring 8796289
€28.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 3428544
BMW X3 E83 LCI Fuse Box Grouping Map Diagram Location 3428544
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 6839355
BMW F44 Gran Coupe Antenna Amplifier Suppresion Filter 6839355
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. 8727997
BMW F44 Gran Coupe Door Wiring Harness Rear Door Right Left N/O/S 8727996
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 9352786
BMW F33 F83 M4 Convertible Folding Top Roof ECU Module Control Unit CTM 9352786
Promo price
€75.95
€64.56
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7601799
Earth Ground Cable BMW X3 F25 Battery Cable Engine Wiring 7601799
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7796127
BMW X5 E70 X6 E71 Engine Starter Motor Positive Battery Cable 7796126
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. 7793200
BMW E90 E91 E92 E93 X5 E70 X6 E71 Engine Starter Motor Alternator Cable 7795640
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 .