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.
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Make
Category
Subcategory
Condition
In Stock
Price
-40%
Part no. A2709002100-9
Mercedes W176 A160 W246 B160 270.910 102HP Engine ECU Unit A2709002100 Manual
Promo price
£94.95
£56.97
Free delivery: Mar 3 – 10
If paid before 14:00
Part no. A2609000900-1
Mercedes W177 A35 AMG M260 306HP Engine Control ECU Kit A2609000900 Automatic
£474.95
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2465408113
Mercedes W246 Wiring Loom Cable Rear Cigar Lighter A2465408113
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1179001702
Mercedes GLA X156 Interior SRS Air Module Seat Belt Tensioner A1179001702
Promo price
£108.95
£65.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2535402510
Door Wiring Mercedes X253 Front Left N/S Door Harness Loom A2535402510
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2139003008
Mercedes W213 SAM Fuse Box Comfort Control Module Unit ECU A2139003008
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2055451800
Mercedes W213 Interior Part Relay Fuse A2055451800
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4475402105
Mercedes Vito W447 Battery Cable Starter Alternator Wiring Harness A4475402105
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
Part no. A2709002100-16
Mercedes W176 W246 A180 B180 BE 270.910 122HP Engine ECU A2709002100 Automatic
£123.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2215403108
Mercedes W221 Door Wiring Front Right O/S Harness Loom Cable A2215403108
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A0009828023
Fuse Relay Mercedes C117 W166 W176 W205 X253 Black 4 Pin 12V A0009828023
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2205401224
Mercedes CL S Class C215 W220 Fuse Box Unit Front Left ECU A2205401224
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2475450601
Amplifier Bracket Mercedes C118 W177 W247 Audio Unit Holder Mount A2475450601
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139002909
Mercedes W213 Head Unit Navigation Nav Radio Control Unit A2139002909
Promo price
£370.95
£315.31
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A4475406453
Battery Cable Mercedes Vito W447 Diesel OM651 Alternator Wiring A4475406453
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
Part no. A2229007111
Mercedes W205 W222 Keyless Go Entry Module Control Unit ECU A2229007111
£18.95
Free delivery: Mar 02
If paid before 14:00
Part no. A2079004300-1
Mercedes A207 Convertible Roof Control Module Unit ECU Soft Top A2079004300
£132.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009001705
Mercedes C117 PDC Parking Sensor Control Module Unit ECU A0009001705
Promo price
£51.95
£31.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A4709002602
Mercedes W470 Tyre Pressure TPMS Control Unit Module ECU 407405XA0A A4709002602
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2125409110
Console Lightning Mercedes W212 Centre LED Selector Cable Wiring A2125409110
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519007401-9
Mercedes W212 E250CDI Blue Efficiency OM651.924 204HP Engine ECU A6519007401 Key
Promo price
£161.95
£97.17
Free delivery: Mar 02
If paid before 14:00
Part no. A2129002213
Mercedes W212 C218 Dashboard Dash Navigation Central Display Screen Monitor
£94.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2199001100
Mercedes W219 Head Unit CD Player Navigation COMAND Radio Audio Unit A2199001100
Promo price
£332.95
£199.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2218708093
Mercedes W221 Head Unit DVD High Line Radio Player Navigation A2218708093
Promo price
£360.95
£216.57
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1729008206
Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2315400808
Mercedes R231 Door Lock Wiring Harness Passenger Side Cable Loom A2315400808
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2055401695
Mercedes W205 Battery Lead Wiring Loom Cable A2055401695
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. RHD-A2065409901
Mercedes W206 Fuse Box Positive Cable Wiring Loom Harness A2065409901
Promo price
£61.95
£37.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1679003118
Door Module Mercedes W205 W213 X253 Front Right O/S Control Unit A1679003118
Promo price
£61.95
£37.17
Free delivery: Mar 02
If paid before 14:00
Part no. A6519002803
Mercedes W251 R320 CDI OM642 4Matic Engine Unit ECU KIT A6519002803 Key Lock
£237.95
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. A0005405950
Mercedes W906 Starter Wiring Fuse Box Terminal Block Cable Harness A0005405950
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2098203226
Mercedes A209 Keyless Go Module Entry Control Unit ECU A2098203226
Promo price
£70.95
£60.31
Free delivery: Mar 02
If paid before 14:00
Part no. A0045450201-1
Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201
£13.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2215460935
Mercedes W221 W216 Fuse Box Cover Control Unit Trim Panel Lid A2215460935
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2215403110
Mercedes W221 Positive Battery Cable Wire A2215403110
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669007809
Mercedes GLE W166 Rear Door Wiring Control Module Left N/S Unit ECU A1669007809
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2045400010
Mercedes C207 Cable Wiring Power Steering Rack Loom Harness A2045400010
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2709002100-1
Mercedes W176 W246 A180 B180 BlueEFFICIENCY 270.910 122HP Engine ECU A2709002100
Promo price
£284.95
£170.97
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2514404513
Mercedes W251 Headlight Cable Headlamp Wiring Loom Harness A2514404513
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2469003413
Mercedes X156 Bootlid Control Unit Trunk Lid Module A2469003413
Promo price
£75.95
£64.56
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6461501934-1
Mercedes CL203 CLC200 CDI 122HP M646.963 Engine ECU Kit A6461501934 Key Lock
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2105454140
ECU Bracket Mercedes W202 W208 W210 Control Unit Module Holder Mount A2105454140
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1729002609-1
Mercedes SLK R172 Rear Fuse Box SAM Relay Control Unit Module A1729002609
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2469006910
Mercedes W176 Head Unit Radio Media Player Navigation A2469006910
Promo price
£213.95
£181.86
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2129006417
Mercedes W207 W212 Head Unit CD Player Radio Navigation Controller A2129006417
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2129004414
Door Module Mercedes W204 W212 Rear Right O/S Control Unit Module A2129004414
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1679008309
Mercedes W177 W247 Telematics Module Communication Control Unit A1679008309
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1715409606
Mercedes R171 Wiring Cable Harness Front Passenger Door Wiring Loom A1715409606
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
Part no. A2215404962
Mercedes W221 CL W216 Air Suspension ABC Control Unit Module A2215404962
£123.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1669007409
Mercedes GLE W166 Front Door Wiring Control Module Left N/S Unit ECU A1669007409
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1765450000
Mercedes-Benz A-Class W176 Bluetooth Unit Module Bracket Holder A1765450000
Promo price
£17.95
£15.26
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. RHD-A1775406609
Door Wiring Mercedes W177 W247 Passenger Side Cable Harness Loom A1775406609
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2065404928
Mercedes W206 W214 Voltage Converter Inverter Power Distributor A2065404928
Promo price
£284.95
£170.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009005415
Mercedes C238 C253 X253 Air Conditioning Module A/C Control Unit ECU A0009005415
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1698702710
Mercedes-Benz A B Class W169 W245 Tow Protection ECO Switch Button Unit Module
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1679002813
Head Unit Mercedes W177 Audio Stereo Radio Player Control Unit A1679002813
Promo price
£379.95
£322.96
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2239067303
Mercedes W206 Fuse Relay Box Pyrotechnic Housing Module Block A2239067303
Promo price
£118.95
£71.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A9065400341
Battery Cable Mercedes Sprinter W906 Negative Lead Wiring Harness A9065400341
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2055406304
Mercedes W205 Hybrid Battery Cable Starter Wiring Loom Harness A2055406304
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2649001200-1
Mercedes V177 A35 AMG 306HP M260.920 4-Matic Engine ECU Kit A2649001200 Key Lock
Promo price
£569.95
£341.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1685400082
Mercedes-Benz A-Class W168 Control Box Unit Cover Front A1685400082
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2239002126
Mercedes W206 Door Module Control Unit Rear Right O/S A2239002126
Promo price
£47.95
£40.76
Free delivery: Mar 02
If paid before 14:00
Part no. A0009002013
Mercedes W213 C238 Tyre Pressure Monitor Sensor Module Unit TPMS ECU A0009002013
£28.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A9078200301
Mercedes W907 Radio Professional System Controller Head Unit A9078200301
Promo price
£151.95
£91.17
Free delivery: Mar 02
If paid before 14:00
Part no. A2215401101
Mercedes W221 Fuse Box Control Unit SAM Module Relay Controller A2215401101
£113.95
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A6461502572-1
Mercedes W204 C200 CDI OM646.811 136HP ECU Engine Module A6461502572 Automatic
Promo price
£142.95
£85.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A1645403230
Mercedes ML W164 Positive Battery Terminal Cable Lead Wiring A1645403230
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A2059007243
Mercedes S205 X253 Comfort Module Central Gateway Control Unit BC-R A2059007243
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
Part no. A2479008609
Mercedes X118 W247 Boot Lid Tailgate ECU Control Unit Module A2479008609
£37.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A1698202985
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698202985
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2139001704
Mercedes W447 Unit Module Unit Electrical Drive Control CPC A2139001704
Promo price
£151.95
£129.16
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2215400008
Mercedes W221 Front Axle Damper Adjustment Wiring Harness A2215400008
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2045420523
PDC Display Mercedes W204 W207 W212 Parking Sensor Control Screen A2045420523
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2661538979-1
Mercedes W169 A150 W245 B150 Engine Control ECU Kit A2661538979 + Key Automatic
Promo price
£218.95
£186.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009000518
Audio Module Mercedes C238 Premium Sound E Control Unit A0009000518
Promo price
£322.95
£193.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2385400700
Mercedes C238 Left Door Lock Electrical Wiring Harness Loom Cable A2385400700
Promo price
£32.95
£19.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2075408032
Battery Cable Mercedes W204 C207 Starter Alternator Wiring Harness A2075408032
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0048273745
iPod Interface Mercedes W204 W207 W212 Module Control Unit ECU A0048273745
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2038206526
Mercedes-Benz C-Class W203 Door Control Module Unit Rear Left N/S A2038206526
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2055404696
Ground Line Mercedes W205 Wiring Battery Starter Alternator Cable A2055404696
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2128203589
Antenna Amplifier Mercedes W212 Aerial Module Rear Roof Frame Right A2128203589
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0009009639
Mercedes EQA350 H243 4matic DC Current Charge Connection Module OBL + BR293
Promo price
£902.95
£541.77
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A2056109701
Mercedes W205 Battery Holder Bracket Mount Strap Clamp A2056109701
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2055409995
Mercedes C205 Pressure Sensor Wiring Loom A2055409995
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0024463140-4
Mercedes W169 A160 CDI 95HP M266.920 Engine ECU Kit A0024463140 Automatic
Promo price
£189.95
£113.97
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. A2215450001
Mercedes W221 Fuse Box Front Relay Control Unit Base Module A2215450001
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A0003427200
Mercedes EQA350 H243 4matic Electric Voltage Converter Module A0003427200
Promo price
£351.95
£211.17
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. A6395406809
Wiring Loom Mercedes W639 Vito Cable Door Wiring Cable A6395406809
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A9065420044
Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-A2135404039
Mercedes W213 AMG Engine Compartment Fuse Box A2135404039
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A9079053907-1
Mercedes Sprinter W907 Battery Sensor Negative Terminal Cable Wiring A9079053907
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
Part no. A2185408907
Mercedes CLS C218 Front Dashboard Console Wiring Loom Harness A2185408907
£18.95
Free delivery: Mar 02
If paid before 14:00
Part no. A2049060902-1
Mercedes W204 COMAND Head Unit Navigation CD Player Radio Unit A2049060902
£332.95
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-A2135400240
Mercedes W213 Navigation GPS NAV SAT Mount System Computer Bracket A2135400240
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. A2038202285
Mercedes-Benz C-Class W203 Door Control Module Right Rear O/S A2038202285
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A2479002613
Mercedes CLA C118 W177 W205 W213 Telematics Control Unit Module A2479002613
Promo price
£66.95
£56.91
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. A1635408905
Mercedes-Benz M-Class ML W163 Rear Axle Brake Wiring Loom Harness A1635408905
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6519007401-8
Mercedes C204 C250CDI OM651.911 204HP BlueEFFICIENCY Engine ECU Unit A6519007401
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. A6398200789
Mercedes W639 CD Player Radio Audio Head Unit A6398200789
Promo price
£66.95
£40.17
Free delivery: Mar 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 .