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. 9143439
BMW E81 E87 E90 E91 E92 6-disc CD Changer without Magazine 9143439
Promo price
€47.95
€40.76
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9247468
BMW 1 Series E81 Body Control Module ECU L2 PL2RR JBBFE III Junction Box 9247468
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8408783
BMW X5 E53 Flap Radio Partition Mounting Part Cover Dashboard 8408783
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9176078
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9176078
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9224686
BMW Mini Clubman R55 Cable Wiring Loom Splitdoor Door Rear Right O/S 9224424
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9224687
BMW Mini Clubman R55 LCI Cable Wiring Loom Splitdoor Door Rear Left N/S 9224424
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9113064
BMW 5 Series E60 E61 LCI Centre Console Switch Cluster Control Unit ECU 9113064
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6948692
BMW E60 E61 E63 Passenger Side Door Airbag Control Module 6948692
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8602988
MINI F54 F55 F56 F57 F60 Cable Alternator Starter Wire 8602988
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9367673
Mini Cooper F55 F56 F57 Visual Boost Surround Central Cover Instrument 9367673
Promo price
€47.95
€40.76
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8602991
Mini F54 F55 F56 F57 F60 Battery Wire Cable Negative Earth Lead 8602991
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9268336
BMW MINI Clubman R55 R55N LCI Cable Adapter Lead Sensor Side Airbag 9207117
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7527610
Mini Cooper R50 W10 116HP Petrol Engine Control Unit ECU DME 7527610 Automatic
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6917548
Mini R50 R53 Rear PDC Ultrasonic Parking Sensor Pure Silver Metallic 900
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6940432
Mini Cooper R50 R53 Adapter Lead With Diode EHPAS Cable Wiring 6940432
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7534705
Mini R50 R52 Ground Battery Cable Alternator Starter 7534705
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-15%
Part no. 3457568
Mini Cooper R55 R56 R57 LCI R60 R61 Radio Boost CD Player Unit Head 3457568
Promo price
€328.95
€279.61
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9243922
BMW E81 E87 E90 E91 LCI Professional CD Radio With Bluetooth 9243922
Promo price
€189.95
€161.46
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9141048
BMW E60 E87 E90 E91 Hands-Free Electronics Charging MULF2 9141048
Promo price
€71.95
€43.17
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6956748
BMW E87 E90 E91 LCI PDC Ultrasonic Parking Sensor Tiefgruen Green A43 6956748
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9145401
BMW 5 Series E60 E60N E61 E61N LCI Airbag ECU Control Unit Module
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6850375
BMW 1 3 Series E81 E87 LCI E88 E90 M3 E92 Speed Cluster Sensor 6780334
Promo price
€35.95
€30.56
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8387551
BMW 3 Series E46 Battery Positive Cable Fuse Box Base B 8387551
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6923502
Mini R50 One D Diesel W17 Cable Starter Base B- Wire 6923502
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9199491
BMW Mini Clubman R55 Cable Wiring Loom Splitdoor Door Rear Left N/S 9199491
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8387547
Fuse Box Base BMW X3 E83 Mini R50 R53 Battery Positive Cable B 8387547
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9805535
BMW Countryman R60 R61 Centre Console Retaining Bracket Rail Rear 9805535
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 8586540-2
BMW F30 F32 LCI 330dX 430dX N57N 258HP Control Unit ECU Kit DDE 8586540 FEM Key
Promo price
€332.95
€199.77
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7649090
Mini F54 F55 F56 F57 F60 Petrol Engine Starter Motor 7649090
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 7621178-5
BMW E81 E87 LCI E90 N43 118i 318i Engine Control ECU DME Kit 7621178 Automatic
€375.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8600358
BMW F20 F30 LCI MINI F55 F56 Integrated Relay Supply Module 8600358
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7638477
Ignition Coil BMW E81 E87N LCI E90 E91 E92 F10 F11 Bosch 7638477
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6951855
BMW 6 E64 E64N LCI Convertible Suppression Filter Aerial Module Antenna 6951855
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6944875
BMW E36 Z4 E85 Z3 Module Radar Burglar Alarm Sensor 6944875
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7612860
BMW F20 F21 F30 F31 F32 Battery Holder Bracket Supporting Rail 7612860
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7572873
BMW Z4 E85 E86 Battery Holder Hold Down Bracket 7572873
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 6986077
BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6986077
€32.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6948182
BMW E60 E61 LCI Alarm System Unit Ultra Sonic Module
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6946400
BMW E60 E61 Air Module ECU Control Unit Centre Sensor 6946400 6963024 6952993
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6906558
Relay Box BMW E60 E61 E63 E64 Rear Power Distribution Fuse 6906558
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9172019
BMW 5 Series E60 E60N E61 E61N LCI Airbag ECU Control Unit Module 9172019
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9261612
Ultrasonic Parking Sensor BMW F20 F21 F23 F87 PDC Black 9261612
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6963013
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6963013
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 6960433
BMW E60 E61 E63 E64 E90 E91 FBAS Analog Video Module Unit 6960433
Promo price
€94.95
€56.97
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9279822
BMW F20 F21 F30 F31 F32 Rear Body Control Unit Module REM 9279822
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7301554
BMW F10 F20 F30 F32 Control Unit For Fuel Pump 7301554
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9227470
BMW 1 Series F20 F21 LCI Antenna Aerial Noise Suppression Filter 9227470
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 9313614
BMW F30 F31 F80 M3 Driver's Side Door Wiring Loom Cable 9313614
Promo price
€54.95
€32.97
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9389068
Fuse Box BMW F20 F21 F30 F31 F34 Power Distribution Front 9389068
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9368383-1
BMW F20 F21 F30 F31 Mid-Range Sound Speaker Stereo HiFi Harman Kardon
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7560626
BMW X3 Z4 E83 LCI E85 E86 Power Distribution Module Fuse Box 7560626
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 3417586
Electronic Box BMW X3 E83 LCI 2.5si 3.0si N52N Control Unit Mount Holder 3417586
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6766003
BMW X3 E83 Z4 E85 E86 Fuel Pump Module Control Unit 6766003
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7075944-3
BMW E60 E65 E70 Front Right Seat O/S Height Adjustment Drive 7075944
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6974890-MYS
BMW E87 E90 E91 LCI PDC Ultrasonic Parking Sensor Mysticblau Blue - A07
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9140942-BAR
BMW 1 3 Series E87 E90 E91 LCI Rear PDC Ultrasonic Parking Sensor Barbera Red
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9146330
BMW X5 E60 E65 E70 Front Right Seat O/S Height Adjustment Drive
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7075943-5
BMW 5 7 X5 Series 5 E60 E61 E65 E70 Front Left Seat Height Adjustment Drive N/S
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 9209758
BMW X5 Z4 E89 E70 Mini Cooper R56 R57 CD Changer Multichanger 9209758
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6927275
BMW E60 E61 E65 E66 Seat Control Module Ecu Sensor 6927275
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6919812
BMW E60 E65 E66 E67 Front Seat Sensor Mat 6919812
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9358302
Mini 1 2 3 Series F20 F21 F30 LCI F55 F56 Compensator LTE ECE 9358302
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6954130
BMW 1 3 Series E87 E90 E92 Front Seat Adjustment Switch Right O/S 6954130
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6946106
BMW 7 E65 E66 Passenger Seat Airbag Sensor Control Unit Module 6946106 6970899
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7123326
BMW E65 E66 E67 Rear Seat Headrest Adjustment Actuator Drive 7123326
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7316187
BMW F80 M3 F32 F33 Xenon Headlight Control Module Lear TMS 7316187
Promo price
€66.95
€56.91
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 6882969
BMW F20 F21 F30 F31 ECU ICM Plus Control Unit Module Air Module 6882969
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9231466
BMW 2 3 4 Series F22 F30 F32 Antenna Amplifier Module Trap Circuit 9231466
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9198302
BMW F10 F11 F20 F21 F30 F31 130A Electric Fan Motor Relay 9198302
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9231442
BMW 2 3 4 Series F22 F30 F32 F36 Antenna Suppression Filter Aerial 9231442
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-40%
Part no. 8055326
BMW 3 4 Series F80 M3 F82 M4 LCI Fuel Tank Heat Insulation Plate 8055326
Promo price
€61.95
€37.17
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7514357
BMW Z4 E85 Roadster Cabrio Cable Alternator Starter Base B 7514357
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 4030026
BMW Z4 E85 Xenon Headlight Resistor Ballast Relay Module Unit 4030026
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 7514342-1
BMW 5 Z4 Series 1 E34 E85 Base B Terminal Point Engine Compartment 7514342
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 3428336
Mini Clubman Cooper R55 Antenna Amplifier Diversity Signal Booster 3428336
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-15%
Part no. 7801158
BMW 3 5 X5 Series E60 N E70 E90 F30 Exhaust Lambda Probe Oxygen Sensor 7801158
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6916565
BMW 5 X5 Series E38 E39 E53 Hands-free Electronics Charging Module MOTOROLA
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 0148459-BRG
Mini Cooper One R50 Fuel Filler Cover Flap British Racing Green A67 0148459
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6956166
BMW Mini Cooper One R50 R53 Loudspeaker Rear 65136956166 6956166
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
Part no. 8381020
BMW X5 Series E53 Drive For Window Lifter Front Right O/S 8381020
€28.95
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6910920
Mini Cooper One R50 R53 Heater Temperature Control Actuator 0132801166
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 130002613-1
BMW 5 X5 7 Series E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 9176194
Mini Cooper R57 R58 R59 Radio Aerial Antenna Amplifier FM 9176194
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 2757722
Mini Cooper R57 R58 R59 Control Unit Module Bracket Holder PGS 2757722
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 2758980
BMW Mini Cooper R58 R59 Bracket Safety Belt Front Right O/S 2758980
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6913896
BMW Z4 E85 E86 Aerial Antenna Amplifier Module Rod 6913896
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
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 - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8373946
BMW 3 Z4 Series E46 E85 E86 Cable Battery Negative
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 8387546
BMW 3 Z4 Series E46 E85 E86 Battery Positive Cable Fuse Box B Base 8387546
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6974631
BMW Z4 Z3 Series E36 E85 Module Radar Burglar Alarm Sensor
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-5%
Part no. 6911024
BMW Z4 E85 E86 Battery Mounting Bracket Part Holder 6911024
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 08
If paid before 14:00
-15%
Part no. 8571036
Mini F54 F55 F56 F57 Wiring Harness Engine Supply Module 8571036
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 08
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 .