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. 6950131
BMW X3 E83 Z4 E85 Front Rear Door Mid-range Audio Loudspeaker 6950131
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-40%
Part no. 6807633
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 6807633
Promo price
€42.95
€25.77
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9150889
BMW E81 E87 LCI Front PDC Parking Distance Control Loom Wiring 9150889
Promo price
€47.95
€40.76
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 6856980
BMW F01 F10 F11 F30 F31 AHK Towing Hitch Tow Bar Control Module Unit ECU 6856980
Promo price
€113.95
€96.86
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 3414122
BMW X3 E83 Sensor Air Module Front Impact Crash Sensor 3414122
€23.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9114135
BMW X5 X6 Series E70 E71 Power Distribution Fuse Box 9114135
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9866982
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 9866982
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6799677
BMW F11 Touring Rear Axle Air Suspension Control Unit ECU Module 6799677
€23.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6927572
BMW X3 E83 Z4 E85 Wiring Seat Occupancy Cable 6927572
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9196669
CD Changer 6 Disc BMW E81 E87 E90 E91 E92 Without Magazine 9196669
Promo price
€32.95
€28.01
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9371130
BMW F30 Seat Control Unit Seat Module Unit Controller ECU 9371130
Promo price
€47.95
€40.76
Free delivery - Mon, Dec 22
If paid before 14:00
-40%
Part no. 9149242
BMW 5 6 Series E60 LCI E63 CHAMP Business System Controller CD Player 9149242
Promo price
€94.95
€56.97
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9128602
Cables Wiring BMW E81 E87 LCI Front Bumper PDC Loom Set 9128602
Promo price
€32.95
€28.01
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7388490
BMW F31 Body Control Unit Module HKFM 7388490 0066245503 F005V01610
€32.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7798012
BMW 1 3 5 Series E60 E87 LCI E90 E91 N47 Preheater System Starter Cable Lead
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9176682
BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9176682
€113.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7599881-3
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
€137.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9355549
BMW 1 2 3 4 Series F20 F22 F21 F30 F32 LCI ECU USB Hub Module 9355549
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 8514120
Preheating Control BMW F20 F21 F30 F31 LCI B47 Glow Plug Unit Diesel 8514120
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6940236
BMW E90 E91 E92 LCI AUX USB Lead Cable Wire 6940236
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6862756
BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6862756
€23.95
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 8511958
Glow Plug Wiring BMW F20 LCI F45 F48 B37 Wiring Harness Engine 8511958
Promo price
€37.95
€32.26
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6926435
BMW 1 3 Series E87 E90 Mini R56 R57 Seat Control Unit Module Heating 6926435
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9196705-BLK
Mini Cooper R55 R56 R57 R58 R60 Rear PDC Ultrasonic Parking Sensor Black 9196705
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9317174
BMW F30 REM Rear Electronic Module Fuse Box Control Unit V2 9317174
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9362395
BMW F20 F30 F31 F34 Electrical Body Control Unit Module REM V2 9362395
Promo price
€42.95
€36.51
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 8377654
BMW X5 E53 AmplifIer Trap Circuit Antenna Booster Diversity 8377654
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9262753
BMW F30 F31 F80 M3 Dashboard Central Information Display Screen 6,5" 9262753
Promo price
€56.95
€48.41
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 6936801
BMW Z4 E85 Roadster Cabrio Convertible Folding Top Roof Module
Promo price
€32.95
€28.01
Free delivery - Mon, Dec 22
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 - Mon, Dec 22
If paid before 14:00
-15%
Part no. 6973117
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6973117
Promo price
€99.95
€84.96
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9337880
BMW F20 F22 F30 Rear Electric Power Distribution Fuse Box 9337880
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6964607
BMW 1 3 X1 SERIES E81 E87 E90 Control Unit Airbag ECU NO CRASH DATA 6964607
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9387262
FEM Module BMW F20 F21 F22 F30 F31 F32 F36 Body Control Unit ECU LR01 9387262
Promo price
€113.95
€96.86
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9167198
BMW 1 3 Series E81 E87 E92 E93 Towing Tow Bar Trailer Hook Module Control Unit
€85.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9343259
B+ Distribution Box BMW X3 F25 Battery Power Red Rear Control Unit 9206140
€42.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9123041-1
BMW E88 E90 E92 Switch Cluster Steering Column Indicator Wiper Stalk
€28.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. F20 F30 PLUG SOCKET LOOM PDC
PDC Plug BMW F20 F22 F30 F32 Loom Socket Parking Sensor Wiring Harness
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 7316186
BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
€75.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9177978
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9177978
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9119359
BMW E60 E61 E63 E81 E87 E90 E91 DAB Radio Tuner Module Unit 9119359
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9462613
Camera Speed Control BMW i3 I01 F10 F20 F30 LCI KaFAS ECU Module Unit 9462613
€32.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9287535
CAS3 Module BMW E60 E87 E90 E91 E92 Key Reading Control Unit 9287535
€23.95
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 7850995
Engine Wiring BMW F80 M3 F82 M4 S55 Inject Loom Cable Harness Injector 7850995
Promo price
€28.95
€24.61
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 7531783
BMW 1 3 5 6 Series E60 E63 E81 E87 E90 E91 Housing E-Box Fan Blower Motor
Promo price
€32.95
€28.01
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6850375-1
Speed Cluster Sensor BMW E87 LCI 130i E90 M3 E92 Yaw Rotary Rate Sensor 6850375
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6906618
BMW E60 E61 E63 E64 M5 M6 Power Distribution Fuse Box Rear 6906618
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 8574102
BMW F20 F21 F30 F31 F32 Starter Motor Engine Actuator N47N Diesel 8574102
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 8509722-1
Control Unit Box BMW F20 F21 F22 F30 F31 Engine Ecu Cover 8509722
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9248096
Air Module BMW F01 F02 LCI F06 F10 F11 F13 ECU Control Unit ECU 9248096
Promo price
€28.95
€24.61
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9177754
BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9177754
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9321879
BMW F10 LCI Body Control Module Gateway ECU 9321879
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9389657
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9389657
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9286785
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9286785
Promo price
€37.95
€32.26
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7537365
Cable Wire BMW E60 E61 E81 E87 E90 Tubing For Clamp 7537365
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9134666
Seat Module BMW E87 E90 E91 E92 Control Unit ECU 9134666
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 3453587
BMW X3 E83 LCI N47 Diesel Cable Alternator Starter Base B 3453587
Promo price
€37.95
€32.26
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9221861
BMW E90 E91 E93 LCI Front Left Right N/O/S Seat Control Module ECU 9221861
Promo price
€66.95
€56.91
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9248298
BMW E88 E93 LCI ECU Control Unit Air Module 9248298
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7794908
Preheater System Lead BMW E87 E90 E91 Diesel 7794908
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9231175
Diversity Antenna Amplifier BMW F30 F32 Rear Window DAB Module Unit 9231175
Promo price
€28.95
€24.61
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9150891
BMW 1 Series E81 E82 E87N LCI E88 Wiring Cable Air Flap PDC Front 9150891
€28.95
Free delivery - Mon, Dec 22
If paid before 14:00
-40%
Part no. 9216459
BMW 1 3 5 E60 E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9216459
Promo price
€56.95
€34.17
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6864208
BMW F20 F21 F22 F30 F31 Air Module ECU ICM Control Unit 6864208
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9234421
Fuse Box BMW F01 F02 F07 F10 F11 Power Distribution Front 9234421
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9131779
BMW E87 ECU Body Control Module L2 JBBFE PL2 61359131779 9131779
€28.95
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9226885
BMW F20 F21 Aerial Antenna Amplifier Diversity DAB 9226885
Promo price
€28.95
€24.61
Free delivery - Mon, Dec 22
If paid before 14:00
-40%
Part no. 9153802
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II NSW Lear 9153802
Promo price
€146.95
€88.17
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6901469
BMW E60 E87 E90 F10 F30 Relay Electrical Unit Black 4 Pin Tyco 6901469
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6935599
BMW 1 3 Series E81 E87 E90 PDC Parking Ultrasonic Sensor Red Japanrot Japan Red
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7800167
BMW E70 LCI E90 E91 LCI F10 F11 N57 Lead Preheater Wiring System Diesel 7800167
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9244426
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 9219647
Promo price
€56.95
€48.41
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9210147
BMW F20 F30 Central Bass Speaker Stereo Subwoofer Left N/S 9210147
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6886185
ICM Module BMW F20 F21 F30 F31 Crash Control Unit Airbag ECU 6886185 0265020864
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9133913
BMW Z4 E89 Roadster Convertible HiFi Speaker System Amplifier 9133913
€75.95
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 6850375
BMW 1 3 Series E81 E87 LCI E88 E90 M3 E92 Speed Cluster Sensor 6780334
€35.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7793201
BMW 3 X5 X6 Series E70 E71 E90 E91 E92 E93 Lead Preheater System 7793201 Diesel
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 6798937
BMW F11 Touring Air Suspension Control Unit ECU Rear Axle Module 6798937
Promo price
€66.95
€56.91
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6940237
Wiring Cable AUX BMW E90 E91 E92 E93 Loom Kit Jack Plug Input 375MM 6940237
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9264573
BMW 3 Series E91 LCI ECU Body Control Module Junction Box H2 9264573
Promo price
€37.95
€32.26
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9280185
Air Module BMW F10 F11 F01 F02 F03 LCI Control Unit ECU 9280185
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9229875
BMW 3 Series E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359229875 9229875
€75.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9233034-SCG
PDC Parking Sensor BMW X5 E70 F10 F11 F12 Ultrasonic Sensor Space Grey 9231283
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9207913
BMW F20 F21 F22 F30 F31 F32 F33 F36 G30 Fan Motor Relay 9207913
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9220695
BMW X5 X6 E70 E71 Control Unit Module Top Rear Side View Camera 9220695
€66.95
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9315685
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9315685
Promo price
€47.95
€40.76
Free delivery - Mon, Dec 22
If paid before 14:00
Part no. 9381305
Radio Professional BMW F20 F21 F30 F31 CD Player DAB Bluetooth 9381305
€80.95
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6821206
BMW F45 F46 F48 Battery Cable IBS Negative Battery Lead 6821206
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 7127282
BMW X5 Series E70 Rear Trunk Battery Cover Tray Storage Box 7127282 51477127282
Promo price
€28.95
€24.61
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7551559
BMW E60 E61 E63 E64 Ground Cable Alternator Petrol 7551559
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6943585
BMW E65 E66 E67 Control Electronics Seat Occupancy 6943585
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9185542
BMW X5 E70 CCC Radio CD Player Navigation 9185542
Promo price
€313.95
€266.86
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9304728
PDC Wiring BMW X3 F25 Front Bumper Loom Cable Harness Parking Sensors 9304728
Promo price
€89.95
€76.46
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9176958
BMW E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9176958
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-15%
Part no. 9317173
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
Promo price
€32.95
€28.01
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 6964965
Condenser Pipe BMW E88 E90 E90N E91 E92 E93 Air Con Pressure Hose
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
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 - Mon, Dec 22
If paid before 14:00
-5%
Part no. 9210857
BMW F01 F07 GT F10 F11 F13 Power Distribution Fuse Box Rear 9210857
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
If paid before 14:00
-5%
Part no. 7621168
BMW F20 F21 F30 F31 Earth Cable Battery Engine N47N N13 7621168
Promo price
€23.95
€22.75
Free delivery - Mon, Dec 22
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 .