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
-5%
Part no. 9371789
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9371789
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9874189
BMW 1 3 Series F20 F30 MINI F56 Control Unit Air Conditioning Module 9284440
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7426094
BMW F83 M4 S55 Petrol Engine Fuel Pump Control Module Unit ECU 7426094
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7856819
Battery Cable BMW F90 M5 F91 M8 Wire Lead Positive Alternator Starter B+ 7856819
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9199305
KaFAS Camera BMW F10 F11 Rear View Control Unit Module 9199305
Promo price
€89.95
€53.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8506374-3
BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8506374 CAS3 + Key Manual
Promo price
€275.95
€165.57
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8506199-3
BMW E60 E61 LCI 520d Diesel N47 Engine ECU Kit DDE 8506199 CAS 3 + Key
Promo price
€170.95
€102.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9217234
Module Bracket BMW X3 F25 X4 F26 Control Unit Holder Carrier 9217234
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8582886-1
BMW X3 G01 F25 B47 sDrive 160HP Engine Control Unit ECU 8582886 Manual
€284.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8369504
BMW 5 E39 Saloon Radio Signal Antenna Amplifier Coaxial Cable 8369504
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8377601
BMW E38 Door Windows Control Unit Module ECU ZB PMBT LOW 8377601
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8506566-8
BMW E90 E91 E92 LCI 320d N47N 163HP Engine Unit ECU Kit DDE 8506566 Manual
€94.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9253637
BMW 3 5 Series F10 F11 F30 F31 Airbag Control Unit Module 9253637 65779253637
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8639582-2
BMW F20 M135i F22 M235i F30 335i N55 Engine Unit ECU DME 8639582 Manual
Promo price
€379.95
€227.97
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9210863
BMW X3 F25 Fuse Box Power Distribution Module Relay Unit 9210863
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9283429
BMW E90 E91 E92 E93 LCI Radio CD Player Multimedia Head Unit 9283429
Promo price
€569.95
€484.46
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8602802
BMW i3 I01 Hybrid Rex Engine Wiring Cable Harness Bracket Mount Trim 8602802
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9266407
BMW F01 Central Gateway Module ECU Control Unit Lear ZGW-02 High 9266407
€32.95
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6904620
BMW 7 Series E65 E66 Diversity Antenna Tuner Amplifier Wiring 6904620
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9339825
BMW G11 G30 G31 Power Supply Module High Voltage Battery Terminal Point 9339825
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9288304
FEM Module BMW F20 F21 F22 F30 F31 F32 F36 Control Unit 9288304
Promo price
€113.95
€96.86
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9190107
BMW Z4 E89 Battery B+ Engine Compartment Terminal Point 9190107
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8588448
BMW 1 3 Series F20 F21 F30 LCI Wiring Harness Engine Glow Plug Module 8588448
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6994419
BMW G20 Power Distribution Fusebox Cover Fuse Box Terminal 6994419
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5A37095
BMW i4 G26 Gran Coupe Electric Rear Door Wiring Harness Right Left N/O/S 5A37095
€51.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8355056
BMW 5 X5 Series E53 Fuel Tank Flap Actuator 8355056
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6803169
Air Con Module BMW F20 F30 F31 Mini F55 F56 Air Conditioning A/C Unit 6803169
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7618677
Battery Lead Cable BMW E81 E84 E87 RR1 RR2 RR3 Negative IBS 7618677
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9157158
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9157158
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9315150
BMW X3 F25 Front Distribution Box Fuse Box Power Control Unit 9315150
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6960225
BMW E65 E66 E67 Sensor Vehicle Centre Air Control Unit Module 6960225
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8507885
BMW 1 3 Series F20 F30 Diesel N47N Wiring Harness Engine Gearbox Module 8507885
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6850374
BMW 1 3 Series E81 E87 E88 E90 E91 E92 Accelerator Speed Sensor 6850374 6778421
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8665279
BMW F20 M135i N55 326HP Engine Control Unit ECU DME 8665279 Manual
Promo price
€379.95
€227.97
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9267203
BMW 3 Series E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359267203 9267203
Promo price
€47.95
€40.76
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8635815
BMW F20 F30 LCI 118i 318i B38 Gearbox Wiring Loom Harness Cable 8635815
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9190110
BMW Z4 E89 Battery B+ Engine Compartment Terminal Point 9190110
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9188877
BMW F01 F02 F03 F10 F11 Steering Column Adjuster Switch 9188877
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9383176
BMW F20 F30 F34 BCM FEM BSI Body Control Module Unit 9383176
Promo price
€113.95
€68.37
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7795021
BMW E60 E61 E63 LCI Earth Cable Electrical Battery Wiring 7789757
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9118262
Antenna Amplifier BMW F10 F22 F30 F32 Module Trap Circuit Control Unit 9118262
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9154358
BMW E81 E87 E90 Hands-Free Electronics Charging Module MULF 9154358
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6925964
BMW X3 E83 Drive For Window Lifter Motor Front Right O/S 6925964
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6798242
ICM Module BMW F10 F11 Integrated Chassis Management QL ES Control Unit 6798242
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9177985
BMW E88 ECU Body Control Module H3 Junction Box 9177985
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6906347-1
BMW X5 E53 Rear Bumper PDC Plug Socket Loom Cable 6906347
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6935597-TS1
BMW E81 E87 Front Rear Parking Sensor PDC Titansilber Silver 354 6935597
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6855995
Control Unit Module BMW F20 F21 F22 F30 F31 ECU ICM Plus 6855995
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9131779
BMW E87 ECU Body Control Module L2 JBBFE PL2 61359131779 9131779
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8387540
BMW X3 E83 Positive B Battery Terminal Point Case 8387540
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9156654
BMW 3 Series E93 Rear Antenna Aerial Amplifier AM/FM 9156654
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9313618
BMW 3 Series F30 F31 F80 M3 Front Rear Right O/S Wiring Loom Harness Cables Set
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6950364
BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9438731
BMW F20 F21 F22 F30 F31 F32 F36 Body Control Module Unit FEM LR01 9438731
Promo price
€151.95
€91.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9341546
BMW F40 G20 G30 Accelerating Sensor 9341546
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6940588
BMW 5 Series E60 E61 Alarm System Unit Ultra Sonic Module 6940588
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7614083
BMW F20 F21 F22 F30 F31 F32 LCI Earth Ground Cable Battery Wiring 7614083
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6964139
BMW 7 Series E65 E66 E67 Front Control Unit Door Passenger Side 6964139
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9228914
Radio CD Player BMW F10 F11 F13 Navigation ECE Sat Nav Head Unit 9228914
Promo price
€284.95
€170.97
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9270500
BMW X3 E83 PDC Parking Ultrasonic Sensor Angled Schwarz
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6942556
BMW E87 E90 Seat Wiring Front Sport Seat Lumbar Loom Harness Cable 6942556
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8719905
BMW X3 G01 X4 G02 Wireless Charger Centre Console Phone Module Unit 8719905
Promo price
€47.95
€28.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6934648
BMW X5 E70 E91 LCI Touring Tailgate Trap Circuit Aerial Amplifier 6934648
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6933529
BMW 5 Series E60 E61 Centre Console Switch Centre DSC 6933529
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9380334
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9380334
Promo price
€42.95
€25.77
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9491591-2
BMW F22 F87 F23 LCI Rear Tail Light Lamp Left N/S LED Wiring Loom 9491591
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9437208
BMW F45 F48 F49 Mini Countryman F60 Ground Earth Cable Adapter Mass 9437208
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6826897
BMW F06 F12 F25 Wireless Charger Centre Console Phone Charging Module 6826897
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9365305
BMW F20 F21 F22 F30 Telematics Comunication Control Module Unit ECU 9365305
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9224275
BMW F01 F02 F07 GT Control Unit Air Module ECU 9224275
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
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
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6966551
BMW 5 Series E60 E61 Front Door Wiring Loom Harness Passengers Side 6966549
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7588620-7
BMW E60 E90 325i 525i N53 218HP Engine Control Unit ECU DME Kit 7588620 Manual
€450.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6866990
Airbag Module BMW F01 F02 LCI F10 F11 F13 Air Bag ECU ICM Control Unit 6866990
Promo price
€56.95
€48.41
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8631656
BMW F20 F21 F30 LCI M140i 340i Wiring Harness Motor Sensor System Module 8631656
Promo price
€156.95
€94.17
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9187625
Bluetooth Module BMW E87 LCI E90 Hands Free High MULF2 9187625
€37.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6970701-1
BMW 3 Series E93 E93N LCI 1 Rear Bumper Antenna Aerial Telephone 6970701
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6932644-1
BMW 3 5 Series E60 E71 E90 E92 Suppression Filter Aerial Module Antenna 6932644
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8741637
BMW X1 F40 F48 Mini F55 F56 F57 F60 Earth Cable Battery Cable 8741637
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9285504
Distributor BMW X5 F15 X6 F16 B + Battery Power Distributor 9285504
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9118263
BMW F01 F02 F03 F10 Antenna Amplifier Module Trap Circuit 9118263
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9162930-WB1
BMW E81 E82 E87 E90 E91 Parking Sensor PDC Ultrasonic Bluewater - 896 SET X2
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7558911
BMW 1 Series E81 E82 E87N E88 NOx Cable Wiring Petrol 7558911 12517558911
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8576341-10
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine ECU Kit DDE 8576341 Manual
Promo price
€132.95
€79.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9187533
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9187533
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9252819
BMW F01 F07 F10 F11 F12 Camera Module Based Assist Systems Control Unit 9252819
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9265300
BMW 1 2 Series F20 F21 F22 F23 LCi Headlight Switch Control Element Light
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8506657
BMW X3 F25 Starter Motor Diesel Engine 12V Bosch 8506657
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7075944-2
BMW E60 E65 E70 Front Right Seat O/S Height Adjustment Drive 7075944
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8368231
BMW E46 Door Speaker Tweeter Front Left N/S 8368231
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9184432-1
BMW 1 3 Series E81 E87 E90 E91 Control Unit Airbag ECU NO CRASH DATA 9184432
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8378113
BMW Z4 Series E85 E86 Interior Fuse Box 8378113
Promo price
€26.95
€25.60
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9159041
BMW E90 E91 E92 Professional CCC Navigation System Controller 9159041
€275.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6957762
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6957762
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9290992
BMW F20 F21 F22 F30 F31 Radio Player CD Bluetooth Head Unit Control 9290992
Promo price
€113.95
€68.37
Free delivery: Feb 16 – 19
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 .