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. A1669003309
Mercedes W176 W204 W246 Headlight Headlamp Range Control Unit Module A1669003309
Promo price
€42.95
€36.51
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1698208526
Mercedes-Benz A B Class W169 W245 Door Control Module Left Rear N/S A1698208526
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1635409008
Mercedes-Benz M ML W163 Radio Aerial Antenna Amplifier Wiring Loom A1635409008
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2219004704
Mercedes-Benz S W221 Comand 6-Changer CD Radio Head Unit DVD Navi A2219004704
Promo price
€807.95
€484.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2469054201
Mercedes CLA C117 W176 Aerial Booster Antenna Amplifier A2469054201
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2661503033
Mercedes W169 W245 M266 Petrol Engine Wiring Harness Loom A2661503033
Promo price
€47.95
€40.76
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1636801080
Mercedes ML W163 Cover Footwell Fuse Box Trim Right A1636801080
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2711500420
Mercedes W204 M271 Solenoid SOLV Valve Wiring Harness Petrol A2711500420
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A1779007403
Mercedes W177 Interior Ambiance Control Module ECU Unit A1779007403
Promo price
€51.95
€31.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2465450500
Mercedes-Benz A B W176 W246 Gearbox Control Module Bracket Holder A2465450500
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2469066600
Fuse Box Mercedes W156 W176 W246 Front Relay Control Unit Module A2469066600
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A9064407353
VW Crafter I Mercedes Sprinter W906 Fuel Tank Wiring Loom Cable A9064407353
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2059007143
SAM Module Mercedes W205 Trunk Rear SAM Control Module A2059007143
Promo price
€132.95
€79.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2055463100
Retaining Plate Mercedes W205 Relay Fuse Box Holder Bracket A2055463100
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2055404913
Mercedes W205 Wiring Cable Harness Center Console Ambient Lightning A2055404913
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2719000700
Mercedes R171 SLK200 Kompressor M271.954 Engine Control Unit ECU A2719000700
Promo price
€180.95
€108.57
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A1718200015
Mercedes SLK R171 Rear Window Heating Cable Loom Heat Wiring Harness A1718200015
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2049003509
Mercedes W204 S204 Radio Head Unit Sat Nav CD Player 2049003509
Promo price
€51.95
€44.16
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A1669003208
Mercedes ML W166 SAM Control Unit Rear Fuse Module A1669003208
Promo price
€142.95
€85.77
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2055409240
Mercedes W205 Front Door Electric Wiring Harness Loom Cable Left N/S A2055409240
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A1669004719
Audio Amplifier Mercedes W166 C292 Sound Control Unit Harman Kardon A1669004719
Promo price
€712.95
€427.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0009822923
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey A0009822923
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2661538979-1
Mercedes W169 A150 W245 B150 Engine Control ECU Kit A2661538979 + Key Automatic
Promo price
€265.95
€159.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A9065410140
Mercedes-Benz Sprinter W906 Battery Tray Holder Mounting Bracket A9065410140
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A6519000700-3
Mercedes W906 310 CDI OM651.955 95HP Engine Unit ECU Kit A6519000700 Key Lock
Promo price
€393.95
€236.37
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1779001304
Door Module Mercedes C118 W177 W247 Front Left N/S Control Unit A1779001304
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2139006911
Mercedes W213 C238 Telematic Charging Phone Control Module A2139006911
Promo price
€47.95
€28.77
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A9075407312
Mercedes W907 Battery Fuse Box Positive Distribution Terminal A2479061803
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A0061514401
Starter Motor Mercedes W204 W211 W212 OM642 Diesel Engine A0061514401
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2049009614
Mercedes W204 CD Player Radio Navigation Sat Nav Head Unit A2049009614
Promo price
€284.95
€170.97
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2055407942
Mercedes W205 Front Door Harness Wiring Cable Left Right N/O/S A2055407942
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8589948
BMW G20 G21 Positive Battery Cable Wiring Loom 8589948
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0025422619-2
Mercedes ML W163 Relay 4-Pin Grey Tyco Set Kit A0025422619
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A9064407409
VW Crafter 2E Mercedes Sprinter W906 Earth Ground Cable Wiring Loom A9064407409
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2513200158
Mercedes W251 W906 Valve Block Air Suspension Control Unit Module A2513200158
€56.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A9079051602
Mercedes W907 Aerial Antenna Amplifier Control Unit Module A9079051602
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A6261500075
Mercedes W205 Alternator Protective Cover Metal Sheet A6261500075
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2055401604
Mercedes W205 Battery Cable Wiring Harness Loom Petrol Hybrid A2055401604
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2074401208
Mercedes W207 Parking Sensor Wiring Loom Cable Harness Rear PDC
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2055408040
Mercedes W205 Front Door Electric Wiring Harness Loom Cable Left N/S A2055408040
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2118700026
Bluetooth Module Mercedes W203 W211 W219 Control Unit Hands Free A2118700026
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2215400850
Mercedes W221 Fuse Box Relay Control Unit Module A2215400850
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2601503100
Mercedes W177 M260 Petrol Engine Wiring Cable Loom Harness A2601503100
Promo price
€189.95
€113.97
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A6397601804
Mercedes Vito W639 Door Handle Bowden Cable Catch Rear Wire A6397601804
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A0005405624
Fan Wiring Mercedes W639 W906 Heater Blower Unit Motor Cable Harness A0005405624
€56.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A6541592501
Mercedes W213 OM654 Engine Wiring Cable Cover Duct Bracket Channel A6541592225
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1775402500
Mercedes W177 W247 Battery Cable Negative Lead Terminal Harness A1775402500
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2218206397
Mercedes-Benz S W221 Rear View Reversing Camera Video Unit Park A2218206397
€170.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2189015200
Mercedes X218 Air Module Control Unit ECU Module A2189015200
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0018275101
Mercedes W164 Tyre Pressure Sensor Rear Right Left Antenna Module A0018275101
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2055404106
Brake Harness Mercedes W205 Rear Left Brake Pad Wear Wire Wiring A2055404106
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A4475408347
Mercedes Vito W447 OM622 Engine Starter Wiring Harness A4475408347
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0035423019
Power Relay Control Mercedes W176 W246 Module 4 Pin 12V 20A A0035423019
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2059068501-1
Fuse Box Mercedes W205 S205 W213 Fuse Box Front Relay Control Module A2059068501
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A6549061400
Starter Motor Mercedes W213 S213 W238 OM654 Diesel Engine Actuator A6549061400
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A1645403572-1
Mercedes W164 W251 Fuse Box Relay Module Control Unit A1645403572
Promo price
€170.95
€145.31
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A9065410400
Battery Bracket Mercedes Sprinter W906 W910 Mount Trim Holder A9065410400
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2075401102
Mercedes W207 A207 C207 Loudspeaker Cable Wiring Loom Harness
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1695458140
Mercedes W169 W245 Relay Control Unit Bracket Mount Holder Cover A1695458140
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2045407435
Earth Ground Cable Mercedes W204 C207 W212 Line Strap Battery Lead A2045407435
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2129001929
Mercedes W176 Keyless Control Module Unit ECU A2129001929
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2125458040
Bracket Holder Mercedes W204 W212 W222 Auxiliary Generator Battery A2125458040
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2139062202
Mercedes W213 W222 Fuse Box Rear Electrical Fuse Unit Module A2139062202
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2475457300
Mercedes W177 Fuse Box Relay Cover Lid Control Unit Bracket Trim A2475457300
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 283930431R
Roof Microphone Mercedes Citan W415 Interior Mic Unit Wiring Cable 283930431R
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A6461505072-1
Mercedes W211 E220 CDI 646.821 170HP Engine ECU Kit A6461505072 Ignition + Key
Promo price
€237.95
€142.77
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A1729006609-2
Mercedes SLK R172 Radio CD Player Sat Nav Comand Head Unit A1729006609
Promo price
€151.95
€129.16
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2129002813
Mercedes W212 PDC Parking Distance Control Unit Module Sensor A2129002813
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0008201277
Mercedes-Benz W906 Light Repeater Lamp Wiring Loom A0008201277
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A1729007313
Mercedes SLC R172 PDC Parking Sensor Module Unit ECU A1729007313
Promo price
€75.95
€64.56
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2048708626
Mercedes W212 Media Interface Control Module Unit ECU A2048708626
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1768200704
Sunroof Wiring Mercedes C117 W176 Panoramic Motor Cable Harness A1768200704
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A6071550335
Alternator Belt Tensioner Mercedes W176 OM607 Diesel Holder Mounting Panel
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. A2048204697-2
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2048204697
€170.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A6519007401-1
Mercedes W212 E250CDI Blue Efficiency OM651 204HP Engine ECU A6519007401 Key
Promo price
€332.95
€199.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2118705726
Air Module Mercedes W211 C219 Air System Control Unit ECU A2118705726
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A2049002002
Mercedes W204 C207 Air Suspension Dynamic Level Control Unit Module A2049002002
Promo price
€45.95
€27.57
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A0009006102
Mercedes Vito W639 ECU Control Unit Crash Impact Module Air Module A0009006102
Promo price
€56.95
€48.41
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0025428419
Relay Mercedes W176 W246 4-Pin Black Hella 12V A0025428419
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A6421509478
Mercedes ML W164 OM642 Diesel Engine Control Unit Module ECU A6421509478
Promo price
€189.95
€113.97
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2129008707-1
Mercedes W212 Display Screen Multifunction Dashboard Control Unit A2129008707
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A9079006906
Mercedes Sprinter W907 W910 Ignition Lock Control Unit Module ECU A9079006906
Promo price
€199.95
€119.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A1179008700
Mercedes GLA X156 Air Module Safety Belt Tensioner Unit Control A1179008700
Promo price
€94.95
€56.97
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2046280218
Mercedes W204 Battery Bracket Mount Support Holder A2046280218
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-15%
Part no. A9065460121
Mercedes W906 Battery Cable Negative Lead Wiring Harness A9065460121
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2208204942-1
Seat Adjustment Motor Mercedes W220 W221 Front Right Actuator O/S A2208204942
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. A2055409750
Door Harness Mercedes W205 Rear Left N/S Door Wiring Loom A2055409750
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1695403945-1
Mercedes W169 W245 Central Gateway Control Unit Module ECU A1695403945
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2038270642
Mercedes-Benz CLC-Class CL203 Antenna Amplifier Rear Right O/S A2038270642
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A0009055504-TNG
Mercedes W205 W212 Front Rear PDC Parking Distance Sensor Tenorite Grey - 755
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A6396641914
Mount Support Mercedes Vito W639 Battery Bracket Holder Mounting A6396641914
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2429004101
Mercedes W204 W212 Telephone Control Unit Module ECU A2429004101
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A2198200226
Door Module Mercedes C219 Rear Door Left N/S Control Module A2198200226
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1693000204-2
Accelerator Sensor Mercedes W169 W245 YAW Rate Control Unit Module A1693000204
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. A1645403130
Mercedes W164 Positive Battery Cable Wiring A1645403130
Promo price
€170.95
€102.57
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-15%
Part no. A1728202989
Mercedes SLK R172 Roadster Antenna Amplifier Control Module A1728202989
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. A1775405501
Mercedes W177 Door Harness Loom Cable Wiring Rear Left Right N/O/S A1775405501
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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 .