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. A1645400350-1
Mercedes ML W164 Fuse Prefuse Box Jump Start Terminal A1645400350
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A1695453740
Mercedes-Benz A-Class W169 Fuse Box Unit Holder Bracket Frame A1695453740
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 6915576
BMW Mini Cooper R50 R53 Cable Door Right Wiring Harness Loom 6915575 6944249
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 3D0941329B
Volkswagen Passat B7 Headlight Cornering Module Control Unit 3D0941329B
€51.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 7807827-1
BMW 1 3 Series E87 E90 LCI 120d 320d N47 Diesel ECU Kit DDE 7807827 CAS3 Key
Promo price
€170.95
€102.57
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 191937503
VAG VW Volkswagen Audi Seat Skoda Relay Unit 4 Pins 12V 40A 191937503
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A0025428319
Mercedes W176 W204 C207 W212 C218 W246 Relay 4-Pin Black Hella 12V A0025428319
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A1779002410
Mercedes W177 Air Module SRS System Control Unit ECU A1779002410
€66.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7638003
BMW F20 F21 F22 F23 F34 LCI F22 F30 F36 Starter Ground Cable 7638003
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9283526
Mini Navigation Head Unit R55 R56 R57 LCI R60 R61 CHAMP 2 Sat Nav DAB 9283526
€189.95
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9366413
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9366413
Promo price
€113.95
€96.86
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2761509875
Mercedes W213 W222 A238 M276 Starter Screening Plate Shield A2761509875
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9139899
BMW F07 F10 LCI F06 F12 F13 MMI Multimedia CD Player Reader Head Unit 9139899
€51.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 9395173
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9395173
Promo price
€189.95
€113.97
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 5Q0907530AF
Volkswagen Seat Skoda Audi Gateway Control Unit Module ECU 5Q0907530AF
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A1668201089
Mercedes W176 Radio Aerial Antenna Amplifier Booster Unit Module A1668201089
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7545150-1
BMW X5 E53 3.0i M54 231HP ECU Engine Kit DME 7545150 Automatic Key EWS
€165.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 02Z911023G
VW Volkswagen Touran 1T 1.4 TSI Starter Motor Petrol Engine Unit 02Z911023G
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A0009827723
Fuse Relay Mercedes W176 W204 W246 4-Pin Unit Black Hella A0009827723
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A0009009114
Mercedes W205 Air Conditioning Climate Control Module ECU A0009009114
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7075946
BMW 5 7 Series E60 E61 E65 Front Seat Backrest Adjustment Drive Memory 7075946
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9281518
BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Headunit Control 9281518
€165.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 1H0953227
Audi Seat Volkswagen Polo 6N Turn Signal Hazard Light Relay 191 1H0953227
€23.95
Free delivery - Wed, Dec 31
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, Dec 31
If paid before 14:00
-15%
Part no. A2219050018
Mercedes-Benz S-Class W221 Headlining Alarm Sensor Module Cover Trim A2219050018
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8506281-3
BMW E81 E87 LCI E90 N47 115HP Diesel Engine Control Unit ECU DDE 8506281 Manual
€28.95
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9119495
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9119495
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A1775402811
Mercedes W177 W243 W247 Rear Door Wiring Harness Cable Left N/S A1775402811
€32.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7527610-4
Mini Cooper S R53 W11 170HP Engine Control Unit ECU Kit DME 7527610 Manual
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8P0035613
Audi A3 8P Bluetooth Module Multimedia Control Unit Cover Unit 8P0035613
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 4M0959651
Front Crash Impact Audi A4 B9 A5 F5 Air Module Sensor Unit 4M0959651
€23.95
Free delivery - Wed, Dec 31
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 - Wed, Dec 31
If paid before 14:00
Part no. 1513396
Mini Cooper One S R50 R53 Door Cable Harness Wiring Loom Left N/S 1513396
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 7531992
BMW X5 E53 3.0i M54 Wiring Loom Harness Engine Automatic Gearbox 7531992
Promo price
€56.95
€34.17
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 03L906018KD-1
Audi A4 B8 All Road 2.0 TDI CGLC 177HP Quattro Engine ECU Kit 03L906018KD Manual
Promo price
€237.95
€142.77
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 5A243F5
BMW F70 G60 U06 Rear Ultrasonic Sensor Parking PDC Portimao Blue C31 5A243F5
€32.95
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A2059067200-1
Mercedes W205 S205 W213 Fuse Box Front Relay Control Unit Module A2059067200
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 24445098
Opel Astra Vectra Zafira Immobilizer Antenna Immobilizer Module Unit 24445098
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9168336
BMW X1 E84 Diversity Aerial Antenna Amplifier DAB 9168336
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9110621
BMW 3 Series E90 E92 LCI Suppression Filter for Antenna 9110621 652 9110621
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6934021
BMW 7 Series E65 E66 Front Left Right Door N/O/S Wiring Loom Harness 6920291
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 4L0959794B
Audi Q7 4L Door Control Module Electrical Unit ECU Rear Right O/S 4L0959794B
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. E93-RADIO
BMW E93 Head Unit Radio Player Navigation Control Module 5A2BF31
Promo price
€80.95
€48.57
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6857701
BMW 1 2 3 F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6857701
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6770600
Mini R55 R56 Gearbox Clutch Cylinder Control Cylinder Unit 6770600
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 5G0971104AD
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104AD
€28.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A2139007839
Mercedes W167 W177 W247 Headlight Ballast Control Module Left N/S A2139007839
€89.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7575875-3
BMW E90 E91 E92 335i 306HP Engine N54 ECU Kit DME 7575875 + CAS3 + Key Automatic
€531.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8T0959795C
Audi A5 8T Rear Door Control Module Unit Left Right N/O/S 8T0959795C
€23.95
Free delivery - Wed, Dec 31
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 - Wed, Dec 31
If paid before 14:00
-15%
Part no. A9065400341
Battery Cable Mercedes Sprinter W906 Negative Lead Wiring Harness A9065400341
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 9344087
Mini Cooper One R55 R56 R57 LCI R60 R61 CHAMP 2 Navigation DAB 9299558
€284.95
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 03L906018LB
Audi A6 C7 2.0 TDI CGLC 177HP Engine Control Unit ECU 03L906018LA Automatic
Promo price
€75.95
€45.57
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9213372
Mini Cooper One R55 R56 R58 Electrical System Fuse Distribution Box 9213372
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8365960
BMW E38 E39 E53 Battery Crash Disconnection Control Relay 8365960
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A1699000700
Mercedes A B Class W169 W245 Door Control Module Front Right O/S A1699000700
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 4F1971687AL
Audi A6 C6 Rear Left N/S Door Harness Cable Loom 4F1971687AL
Promo price
€51.95
€31.17
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A1175450800
Negative Battery Terminal Mercedes C117 W176 W246 Lead Connector A1175450800
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 6928376
BMW 5 6 Series E60 E61 LCI E63 E64 Cable Wiring Set ARS Valve Block 6928376
Promo price
€47.95
€40.76
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8616568
BMW F20 F21 F30 F31 Petrol N20 Electrical Fuse Box Cover Lid Panel 8616568
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7P5959107E
Porsche Macan 95B Rear Tailgate Control Module Unit 7P5959107E
€56.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 8S0035021E
Audi TT FV Mk3 Navi SD GPS MMI Multimedia Head Unit Module 8S0035021E
€664.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A6519000601-5
Mercedes W906 313 CDI OM651 129HP Diesel Engine Control ECU A6519000601 Manual
€132.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6921857
BMW X5 E39 E46 E53 Motorola Hands-free Electronics Control Unit ECU 6921857
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 8585641
Engine Wiring BMW F20 F21 F30 F31 N47N Diesel Loom Harness Cable 8585641
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 4H0035225N
Audi A8L 4H Antenna Aerial Amplifier 4H0035225N
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. A1775401731
Mercedes W177 M282 Wiring Harness Battery Starter Motor Alternator A1775401731
Promo price
€89.95
€53.97
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6858017
BMW F10 F11 LCI Control Unit EMF Module 6858017
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 130002618
BMW X3 X5 E53 E83 Front Seat Adjustment Actuator Drive CRH 1-1968-01
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9280622
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9280622
Promo price
€108.95
€92.61
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 4H0907063BA
Audi A6 C7 Onboard Supply BCM Body Control Module Unit ECU 4H0907063BA
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8V0035399C
Audi A3 8V A-Pillar Speaker Tweeter Front Left Right N/O/S 8V0035399C
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8622032
BMW F20 F21 F30 F31 LCI Control Unit Box Cover Mudguard Flap Cap 8622032
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A2215406562
Mercedes W204 Petrol Fuel Pump Control Unit Module A2215406562
Promo price
€32.95
€28.01
Free delivery - Wed, Dec 31
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 - Wed, Dec 31
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 - Wed, Dec 31
If paid before 14:00
-40%
Part no. A1698200611
Mercedes W245 Bluetooth Module Telephone Control Unit A1698200611
Promo price
€89.95
€53.97
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A1698207926
Mercedes W169 W245 Control Unit Front Left Door N/S Module A1698207926
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 6793850
Adapter Lead Wire BMW F20 F21 F22 F23 F30 F31 F32 F33 VDC Cable Harness 6793850
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9250459
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9250459
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 8509722
BMW 1 Series F20 F21 F22 F30 F31 F35 Control Unit Box Engine 8509722
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7795779
BMW 5 Series E60 E61 Cable Alternator Starter Base B 520d Diesel M47N2 7795779
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A2215404062
Mercedes W221 Air Suspension Control Unit Module Airmatic A2215404062
Promo price
€28.95
€24.61
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A1179006000
Camera Module Mercedes W156 W176 Reversing Rear View Control Unit A1179006000
Promo price
€56.95
€48.41
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7L0909606D
Volkswagen Touareg 7L Front Impact Crash Sensor Right Left N/O/S 7L0909606D
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. 7188557
BMW F10 S63N Control Unit Fuel Pump 7188557
€360.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. A1775409141
Mercedes W177 W243 W247 Front Door Wiring Harness Cable Driver Side A1775409141
€32.95
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. DS7T-15603-CA
Volkswagen Amarok Mk2 Keyless Entry Antenna Amplifier Module ECU DS7T-15603-CA
€23.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A6395406609
Wiring Loom Vito Mercedes W639 Front Door Cable Left Right N/O/S A6395406609
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 8639595-2
BMW F30 320i F32 420i N20 184HP Engine ECU Control Unit DME 8639595 Automatic
Promo price
€446.95
€268.17
Free delivery - Wed, Dec 31
If paid before 14:00
Part no. ML3T-14H031-AK
VW Amarok NF Blind Spot Radar Sensor Rear Left Right N/O/S ML3T-14H031-AK
€56.95
Free delivery - Wed, Dec 31
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, Dec 31
If paid before 14:00
Part no. 8K2907115AE-1
Audi A4 B8 A5 8F 2.0TFSI CDNC 211HP Engine Unit ECU 8K2907115AE Manual
€113.95
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. A2076822704
Trim Panel Mercedes W212 Dashboard Module Control Unit Cover A2076822704
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 7520902
BMW 3 5 E60 E90 E92 Carrier Bracket Holder Engine Control Module Unit 7520902
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-5%
Part no. 9293313
BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V5 REM 9293313
Promo price
€23.95
€22.75
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. 9177118
CD Changer BMW X5 E70 X6 E71 Mini R55 R56 R57 6 Disc Changer Unit 9177118
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 31
If paid before 14:00
-40%
Part no. 3457434-1
Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Head Unit 3457434
Promo price
€237.95
€142.77
Free delivery - Wed, Dec 31
If paid before 14:00
-15%
Part no. A4475406453
Battery Cable Mercedes Vito W447 Diesel OM651 Alternator Wiring A4475406453
Promo price
€37.95
€32.26
Free delivery - Wed, Dec 31
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 .