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. A0009050438
Windscreen Camera Mercedes W204 W212 Front Windshield Camera Unit A0009050438
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 9281722
BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9281722
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 8W0971104A
Audi A4 B9 Rear Bumper Cable PDC Parking Sensor Wiring Harness Loom 8W0971104A
€37.95
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A2129008224
Headlight Control Module Mercedes W207 W212 Unit A2129008224
Promo price
€85.95
€51.57
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 9663381380
Peugeot 207 Engine Wiring Harness Cable Loom 1.6 HDi DV6 9663381380
Promo price
€94.95
€56.97
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 9244422
BMW X5 E70 LCI Front Bumper PDC Loom Cables Wiring Set 9244422
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A0065454601
Energy Distributor Mercedes W204 OM656 Power Control Unit Module A0065454601
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 9267465
BMW F01 Body Control Module ECU Junction Box V5 PL6 JBBFE III Lear 9267465
€28.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A1648207926
Mercedes ML W164 Air Module SRS Control Unit ECU A1648207926
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 5J0035411C
Skoda Fabia 5J Front Door Bass Loudspeaker Left Right N/O/S 5J0035411C
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 4E0035785D
Audi A4 B8 A5 8T MMI Multimedia Interface Control Unit Module 4E0035785D
Promo price
€99.95
€84.96
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 7823973-1
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 7823973 CAS3 + Key
Promo price
€189.95
€161.46
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6958526
BMW 5 X5 X6 Series E60 E61 E70 E71 F07 F10 F11 Seat Adjustment Switch Right O/S
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 3414473
BMW X3 E83 Transmission DXC Transfer Box Wiring Cable Loom Harness 3414473
€56.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A2115402105
Battery Cable Mercedes W211 Starter Alternator Wiring Harness A2115402105
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. A6401500434-1
Mercedes W169 A160 CDI OM640.942 82HP Engine Unit ECU Kit A6401500434 Automatic
€227.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 04E971612ES
Seat Ibiza 6J Engine Wiring Harness Loom Manual Gearbox 1.2 TSI CJZC 04E971612ES
€42.95
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 6824116
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Inverter Cable 6824116
Promo price
€94.95
€80.71
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 3D0937499B
Volkswagen VW Phaeton 3D Fuse Box Electrical Control Unit Module 3D0937499B
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A2475400600
Mercedes W177 Rear Axle Wheel RPM Speed Right Sensor Wire Harness A2475400600
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 7L5035739
Porsche Cayenne 9PA Rear Door Treble Speaker Audio Unit Left N/S 7E0035411B
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 9297787
BMW F10 F20 F30 Battery For Telematics Control Unit Module 9297787
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 5Q0959435A
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5Q0959435A
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 8321087-1
BMW E60 Front Seat Height Adjustment Electric Motor Actuator 0390203234 8321087
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 1722094
Battery Cable BMW E36 E46 M43 M57 Starter Alternator Wiring Harness 1722094
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 9367807
BMW X5 F15 Battery B+ Engine Compartment Positive Terminal Point 9367807
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 9367376
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9367376
Promo price
€66.95
€40.17
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 6951629
BMW Z4 X3 E83 E85 Mini R50 DVD GPS Navigation System Computer 6951629
Promo price
€189.95
€161.46
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6838609
Antenna Amplifier BMW F40 Aeral Diversity Control Unit FM DAB Live Dash 6838609
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A4145400130
Mercedes-Benz Vaneo W414 Cable Starter Line Positive Line Battery A4145400130
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2909003001-1
Mercedes C238 Transfer Case Torque Distribution Control ECU E53 4matic
Promo price
€332.95
€283.01
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 9T16-14B296-AA
Ford Transit Connect Yaw Sensor ESP Rotation Rate Control Unit 9T16-14B296-AA
€51.95
Free delivery - Fri, Jan 02
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 - Fri, Jan 02
If paid before 14:00

-15%
Part no. CC1T-10300-BD
Ford Transit Mk8 2.2 TDCi Diesel Engine Alternator Generator Unit CC1T-10300-BD
Promo price
€94.95
€80.71
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 8K0941824A
Audi A1 A4 A6 A7 A8 Fuse Box Connector Socket Module Unit 8K0941824A
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 4F1971693G
Audi A6 C6 Rear Door Wiring Harness Cable Loom Left Right N/O/S 4F1971693G
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 7PP035620GC
Porsche Macan 95B Navigation Tracking Control Module 7PP035620GC
€132.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 8648846
BMW F39 F45 F48 LCI Mini Cooper F60 Negative Earth Ground Cable 8648846
€51.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 8N0959643A
Audi TT 8J Crash Impact Sensor Unit Air Module 8K0955557C
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 8W0959595N
Audi A4 B9 Door Module Rear Right Left N/O/S Control Unit 8W0959595N
Promo price
€47.95
€40.76
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 9142218
BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silver Grey 9142218 9139866
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A2518703390
Mercedes W251 Rear Passengers Entertainment Control Unit A2518703390
Promo price
€70.95
€42.57
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 8512415-12
Mini Cooper SD R60 ALL4 N47N 143HP Engine Control Unit ECU DDE 8512415 Automatic
Promo price
€66.95
€56.91
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A4148200526
Mercedes Vaneo W414 Front Left Right Door N/O/S Control Unit Module A4148200526
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2059008826
Mercedes C205 SAM Module Rear Comfort Control Unit ECU A2059008826
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 8371312
BMW 3 Series E46 Relay Control Unit Module Bracket Holder 61358371312 8371312
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 8602973
Battery Cable BMW F45 Mini F54 F56 B48 Alternator Starter Wiring 8602973
Promo price
€42.95
€25.77
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 8572129
BMW 2 3 Series F22 F30 Diesel N47N Wiring Loom Harness Engine Module 8507896
Promo price
€42.95
€36.51
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6900583-1
BMW 7 Series E65 E66 Cable Wire Power Distribution Box 6900583
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6926962
BMW E60 E61 Front Seat Adjustment Switch Right O/S 6926962 6930048
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 237103888R
Renault Trafic 3 R9M 1.6 DCI Engine Control Unit Module ECU 237103888R Manual
Promo price
€113.95
€68.37
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 7534921-1
BMW 3 X3 Z4 Series E46 E83 E85 Engine Control Unit Box Bottom Part 7534921
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 9290357
BMW F10 F20 F22 F30 Navigation Head Unit Harman Sat Nav Unit High 9290357
€522.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 9221462
BMW F01 Front Seat Control Unit Module ECU Left Temic 9221462
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A2219005503
Mercedes W221 Air Suspension Module Regulation Control Unit A2219005503
Promo price
€56.95
€34.17
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. LX6A-9D370-CB
VW Volkswagen Amarok Mk2 Fuel Injection Pump Control Unit Module LX6A-9D370-CB
€66.95
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 9231178
BMW F22 F30 F80 M3 F32 Radio Antenna Amplifier AM FM 9231178
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 8K0959792D
AUDI S5 8T Door Control Module ECU Front Left N/S 8K0959792D
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 8W0906093F
A4 B9 35 TFSI Fuel Pump Sender Control Relay Module Unit ECU 8W0906093F
Promo price
€47.95
€28.77
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 9286953
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9286953
Promo price
€42.95
€25.77
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A0005468502
Battery Cover Mercedes W205 W212 Battery Positive Pole Cover Red A0005468502
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 9330951
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 9330951
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 4M0959595N
Audi Q7 4M Rear Door Control Module Unit ECU Left Right N/O/S 4M0959595N
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A0009003310
Mercedes W205 W213 Fuel Pump Module Control Unit ECU A0009003310
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A1779001704
Mercedes V177 Door Module Rear Right Control Unit A1779001704
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 6928362
BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
€37.95
Free delivery - Fri, Jan 02
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, Jan 02
If paid before 14:00

-5%
Part no. 4F0907357F
Audi A6 C6 Headlight Head Light Lamp Range Control Unit Module ECU 4F0907357F
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 6986987
BMW Z4 Series E85 Cable Loom Passenger's Door Wiring Harness 6986987 6986982
Promo price
€56.95
€34.17
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A2466200028
Mercedes W176 Battery Support Holder Bracket Mount A2466200028
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2188200187
Mercedes W221 Multimedia Interface USB Adapter Port Socket A2188200187
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2229009708
Mercedes W205 Body Control Comfort Unit Module BCM Unit ECU A2229009708
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 5QA919294B
Audi A3 8V VW Volkswagen Golf VII PDC Park Assist Control Module Unit 5QA919294B
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 8574091
BMW F10 F11 520d N47N 184HP Engine Control Unit ECU DDE 8574091 Automatic
Promo price
€85.95
€51.57
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 9381581
BMW i3 I01 IBS Cable Negative Battery Lead Wiring Harness Control Unit 9381581
Promo price
€42.95
€25.77
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6922262
BMW 7 Series E65 E66 E67 Control Unit Door Front Passenger Side 6922262
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A6395400150
Mercedes Vito W639 Battery Terminal Fuse Box Control Unit Module A6395400150
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A1725400035
Electrical Cable Mercedes R172 Transmission To Body Wiring Harness A1725400035
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 9274570
BMW F20 Head Unit Navigation GPS Sat Nav Infotainment DAB High F10 F30 9274570
€113.95
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A1729008500-2
Mercedes W166 W204 Display Screen Information Navigation Dashboard A1729008500
Promo price
€113.95
€68.37
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 6840399
Head Unit BMW F20 F21 F22 F30 F31 Radio CD Navigation Business GPS 6840399
€227.95
Free delivery - Fri, Jan 02
If paid before 14:00

Part no. 8384525
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384525 6920648
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 8586540
BMW F30 F32 LCI 330d 430d N57N 258HP Engine Control Unit Module ECU DDE 8586540
Promo price
€94.95
€80.71
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 9354289
BMW F45 F46 Mini F60 Sensor For Pedestrian Protection PTS Control Unit 9354289
Promo price
€104.95
€89.21
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6957114
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 6957111
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A1775401629
Mercedes W177 Rear Bumper PDC Wiring Loom Parking Sensor A1775401629
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6836648
BMW G32 Adapter Cable Switch Door Center 6836648
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. A6394405009
Wiring Loom Mercedes W639 Vito Cable Door Wiring Cable A6394405009
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2139065706
Mercedes W205 W213 Front Engine Compatment Fuse Relay Box Module A2139065706
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2059006822
Module Mercedes W205 Relay Body Control Module Unit SAM BCM A2059006822
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 8510221
BMW E90 E91 LCI E92 330d Diesel N57 Engine Control Unit DDE 8510221 Automatic
Promo price
€113.95
€68.37
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. 9342033
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
Promo price
€42.95
€25.77
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A6549001400-1
Mercedes W213 E220 CDI 654.920 194HP Engine ECU Kit A6549001400 Automatic
Promo price
€455.95
€273.57
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A2198202026
Door Module Mercedes C219 Front Door Right O/S Control Unit A2198202026
Promo price
€61.95
€37.17
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 6958525-1
BMW 5 X5 X6 Series 1 E60 E61 E70 F07 F10 F11 Seat Adjustment Switch Left N/S
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-40%
Part no. A2139002817
Mercedes W177 W205 C257 Radar Sensor Front Control Unit Module A2139002817
Promo price
€189.95
€113.97
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. A2055403606
Mercedes W205 Front Axle Damper Adjustment Right O/S Wiring Harness A2055403606
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00

-5%
Part no. 1K0971250AH
VW Golf Mk5 V Negative Battery Terminal Cable Wiring 1K0971250AH
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00

-15%
Part no. 3T1T-14301-AC
Ford Transit Connect Negative Battery Terminal Cable Wiring 3T1T-14301-AC
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
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 .