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. 03C903023F
Volkswagen New Beetle 1.4 TSI Petrol Engine Alternator Motor 14V 110A 03C903023F
Promo price
€66.95
€56.91
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2025402373-2
Mercedes W169 W203 W211 2 OBD Diagnostic Plug Cover A2025402373
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. A2479009312
Mercedes W910 Telematics Module Communication Blutooth Control A2479009312
Promo price
€80.95
€48.57
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 8619095
BMW i3 I01 Hybrid Electric Earth Ground Cable Negative Battery Lead 8619095
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 3456051-2
Mini Cooper R56 LCI 2 Footwell Light Module High EKS ECU PL3 FRM3R 3456051
Promo price
€170.95
€102.57
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 8574352
BMW X1 E84 20d 20dX 184HP N47N Engine Control Unit ECU DDE 8574352 Automatic
€89.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2079053300
Mercedes-Benz W207 Cabrio A207 Rear Left N/S Radio Aerial Antenna Amplifier
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2098200326
Mercedes C209 Body Control Module Unit Temic 376 800 GZ A2098200326
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 4H0959655C
Audi A6 C7 2.0 TDI SRS Air Module Control Unit Sensor ECU 4H0959655C
Promo price
€42.95
€36.51
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 9662854180
Citroen C4 Starter Motor Diesel Engine 1.6 HDI Actuator Unit 9662854180
Promo price
€56.95
€34.17
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 7515197-2
MINI Cooper One R50 W10 Battery Cable Plus Pole 7515197
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 8585731
Engine Wiring BMW F30 F31 F36 N47N xDrive Automatic Gearbox Loom Harness 8585731
Promo price
€75.95
€45.57
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. A2513200158-1
Valve Block Mercedes W251 W906 Air Suspension Control Unit Module A2513200158
Promo price
€32.95
€28.01
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 9301522
BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9301522
Promo price
€113.95
€68.37
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. A1729060205
Mercedes SLK R172 Rear SAM Fuse Relay Box Control Unit Module A1729060205
Promo price
€108.95
€65.37
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A1668210351
Mercedes-Benz A CLA C117 W176 Airbag Impact Crash Sensor A1668210351
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9224177
BMW F10 F11 F12 F13 F15 F16 Airbag Sensor Module B-pillar Crash Sensor 9224177
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9237055
Antenna Diversity BMW F07 GT Control Unit Module Aeral Amplifier 868 MHZ 9237055
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 8617707
BMW Mini Cooper F55 F56 Wiring Harness Engine Supply Module Cable Loom 8617707
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 8517874-8
BMW F20 118d F30 318d N47N 143HP Engine ECU Kit DDE 8517874 + Key + FEM + Lock
Promo price
€222.95
€133.77
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A9069001002
Mercedes Sprinter W906 Parking Control Unit Module Sensor PDC A9069001002
€89.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9496815
Front Impact Sensor BMW F70 G05 G14 G15 G29 Safety Crash Module Unit 9496815
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9181455
BMW X1 Series E84 Antenna Aerial Noise Suppression Filter 9181455
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 9154413-1
BMW E93 LCI Convertible GPS Antenna Aerial Unit Module 9154413
Promo price
€28.95
€24.61
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 9234437
BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9234437
€28.95
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 8579479-2
BMW F20 F21 F30 116d 316d N47N 116HP Engine Control Unit ECU DDE 8579479 Manual
Promo price
€89.95
€53.97
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. AT1T-15T850-AA
Ford Transit Connect PDC Parking Aid Warning Control Module Unit AT1T-15T850-AA
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 6C1T-10300-BD
Ford Transit Mk7 Diesel Engine Alternator Generator Unit 2.2 TDCi 6C1T-10300-BD
€75.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 8677247-1
Mini Countryman F60 Cooper Cable Alternator Starter Wire 12428677247 8677247
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 7607973
BMW F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7607973
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2049013502
Mercedes W204 S204 Airbag Module Air Bag SRS Control Unit ECU A2049013502
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 6901469-1
2X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
€23.95
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 7565300-18
BMW Z4 E85 2.0 N46 150HP Engine Module ECU Kit DME 7565300 + EWS + Key Manual
Promo price
€303.95
€182.37
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 8T0959793G
Audi A4 B8 Door Module Front Left N/S Control Unit ECU 8T0959793G
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
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 - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9153137
BMW F01 F02 F03 Holder Bracket Control Unit Top Rear Side View 9153137
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 7G92-14324-AE
Earth Ground Cable Land Rover Freelander 2 Line Strap Battery Lead 7G92-14324-AE
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 6789514
BMW X6 E71 ICM Integrated Chassis Management Control Unit Brakes 6789514
€56.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 6904165
BMW X5 E53 Front Dashboard Centre Console Lighter Wiring Loom Harness 6904165
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 8632692
BMW X5 F15 N20 Petrol Wiring Harness Transmission Gearbox Module Cable 8632692
€175.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2469009413-1
Mercedes W176 W246 Control Unit Body Control Module ECU A2469009413
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 6C0907359
Audi A4 B8 Air Suspension Module Regulation Control Unit 6C0907359
Promo price
€32.95
€28.01
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 6926333
Door Cable BMW E93 Convertible Wiring Loom Front Cables Passenger Side 6926332
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 8702093-1
Head-Up Display Hud Mini Cooper F54 F55 F56 F57 Project Dash Screen 8702093
€113.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 7798076
BMW E60 E61 E63 E64 LCI Electrical Battery Earth Cable 330MM 7798076
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A0045468240
Distributor Box Mercedes W204 W212 W906 Front Block Control Unit A0045468240
€23.95
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. A9078209400
Mercedes Sprinter W907 W910 Radio Stereo Player Head Unit A9078209400
Promo price
€104.95
€89.21
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 6954007
BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6978232
Promo price
€113.95
€96.86
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2218203375
Mercedes W221 Bluetooth Antenna AMP Amplifier Module A2218203375
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 6825541
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 6825541
€99.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 7P5941591AH
Seat Ateca Mk3 Headlight Module Headlamp Ballast Left Right N/O/S 7P5941591AH
€56.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A0028202426
Mercedes W211 Xenon Headlight Level Control Module A0028202426
€28.95
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 4G0907637H
Audi A6 C7 ESP Yaw Rate Module Control Unit Sensor ECU 4G0907637H
Promo price
€75.95
€64.56
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2045407135
Earth Ground Cable Mercedes W204 C207 Line Strap Battery Lead A2045407135
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2128270228-SEL
Mercedes W212 Roof Antenna Amplifier Shark Selenite Grey - 992 A2128270228
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
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 - Fri, Oct 24
If paid before 14:00
-15%
Part no. 8605894
Mini Cooper S R55 R56 LCI Engine Wiring Injection Loom Harness N18 8605894
Promo price
€113.95
€96.86
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 06L971627M
Audi Audi Q5 FY 2.0 TFSI QUATTRO Petrol Fuel Injectors Wiring Harness 06L971627M
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 6923954
BMW E39 E46 X5 E53 X3 E83 Z4 E85 E86 Mini R50 R53 Rain Light Sensor 6923954
€28.95
Free delivery - Fri, Oct 24
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 - Fri, Oct 24
If paid before 14:00
-5%
Part no. 6956750
BMW E87 Control Unit PDC Parking Sensor Module Nautikblau Blue - A21 6956750
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 6970904
BMW 7 Series E65 E66 E67 Sensor Rear Seat Airbag 65776970904 6970904
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A1669003407
Mercedes W176 W204 Digital Audio DAB Receiver Control Unit Module A1669003407
€28.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 2755516
Battery Mounting Bracket Mini Cooper R55 R56 R57 R60 R61 Clamp Bolt Holder
€23.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. CC1T-11000-DC
Ford Transit Custom Starter Motor Engine Actuator Diesel 2.2 TDCi CC1T-11000-DC
€47.95
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. A9079005303
Mercedes Sprinter W907 W910 Control Unit Module ECU A9079005303
Promo price
€89.95
€53.97
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A1698204726
Mercedes-Benz A-Class W169 Rear Left Door N/S Control Unit Module A1698204726
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A2469017000
Mercedes W176 Windscreen Rain Sensor Unit Module A2469017000
€32.95
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 9227178
BMW E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9227178
Promo price
€32.95
€28.01
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2125455640
Mercedes W212 Battery Holder Mount Bracket Support E-Class A2125455640
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 9257008
BMW F01 F10 F12 Sat Nav Infotainment Radio Player Head Unit CIC 9257008
Promo price
€284.95
€242.21
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 8P4963553
Audi A3 8P Front Seat Occupation Sensor Left Right N/O/S 8P4963553
Promo price
€32.95
€28.01
Free delivery - Fri, Oct 24
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 - Fri, Oct 24
If paid before 14:00
-40%
Part no. CVS-012-5
CVS-012-5 Expansion Module Electrical Unit Light Control Module
Promo price
€56.95
€34.17
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A2711504733
Mercedes W204 Injection Electrical Wiring M271 Petrol Engine Cable A2711504733
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A1765450000
Mercedes-Benz A-Class W176 Bluetooth Unit Module Bracket Holder A1765450000
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 4H0971104J
Audi A8L 4H Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 4H0971104J
Promo price
€32.95
€28.01
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A0045468440
Mercedes W177 Power Distributor Connector Plug Unit A0045468440
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 8W0959595H
Audi A5 F5 Rear Door Control Module Unit ECU Left Right N/O/S 8W0959595H
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 9383069
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9383069
Promo price
€142.95
€121.51
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. VW-Remote-Key
VW Passat Radio Remote Control Alarm Key Fob Control Unit Module
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 3414990
BMW X3 E83 Airbag Sensor Control Module 65773414990 3414990
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 9201128
Rollover Controller BMW E88 E93 Mini R57 Convertible Control Unit Module 9201128
Promo price
€42.95
€36.51
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. KT1T18B955EB
Ford Transit Connect Mk2 II Dashboard Display Screen Panel KT1T-18B955-EB
€123.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9284282
BMW F10 Body Control Module ECU Junction Box PL6 JBBFE III V2 9284282
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A0018209126
Mercedes CLC CLK Class CL203 W203 C209 Crash Sensor A0018209126
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. A1715409245
Mercedes SLK R171 Gateway Control Unit Gateway Module ECU A1715409245
Promo price
€37.95
€32.26
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A1698204826
Mercedes-Benz A-Class W169 Rear Right Door O/S Control Unit Module A1698204826
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. A1665400182-1
Mercedes C292 Fuse Box Cover Trim Panel Lid Black A1665400182
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A0009067500
Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A 14V A0009067500
€66.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. 1378238-1
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
€23.95
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 5WA962132
Volkswagen Golf Mk8 Antenna Amplifier Transmitter Receiver Module ECU 5WA962132
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
If paid before 14:00
-5%
Part no. 9137703
Mini Cooper One R55 R56 Door Wiring Harness Factory Right O/S 9137703
Promo price
€23.95
€22.75
Free delivery - Fri, Oct 24
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 - Fri, Oct 24
If paid before 14:00
-15%
Part no. 8795213
BMW F20 F21 F30 F31 Wire Cable Screen Connector Monitor Display 8795213 8795212
Promo price
€47.95
€40.76
Free delivery - Fri, Oct 24
If paid before 14:00
-15%
Part no. 5QA919283E
Audi A3 8V Park Parking Assist PDC Distance Control Unit Module 5QA919283E
Promo price
€28.95
€24.61
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A2215402250
Mercedes W221 SAM Relay Fuse Box Module Control Unit ECU A2215402250
€170.95
Free delivery - Fri, Oct 24
If paid before 14:00
Part no. A1695408033
Mercedes-Benz A W169 Front Driver's Side Door Wiring Loom Harness A1695408033
€23.95
Free delivery - Fri, Oct 24
If paid before 14:00
-40%
Part no. 4H0937517
Audi A8L 4H Fuse Relay Battery Junction Box Housing 4H0937517
Promo price
€66.95
€40.17
Free delivery - Fri, Oct 24
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 .