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. A2129001829
Mercedes C207 W212 Front Right Door O/S Control Unit Module A2129001829
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2218201811-2
Mercedes W221 Bluetooth Hands Free Mobile Phone Adapter Connector A2218201811
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2218207389
Mercedes W221 Seat Headrest Display Monitor Rear Entertainment Unit A2218207389
Promo price
€218.95
€131.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2045458401
Mercedes W204 Fuse Box Terminal Connection Unit A2115452301
Promo price
€222.95
€133.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2048701126
Mercedes S204 Door Module Rear Left N/S Control Unit ECU A2048701126
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2048701226
Mercedes S204 Door Module Rear Right O/S Control Unit ECU A2048701226
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2048701826
Mercedes S204 Door Module Front Left N/S Control Unit ECU A2048701826
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. 307873750AA
Mercedes W176 Steering Wheel Wiring Loom Harness 307873750AA
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2135401217
Mercedes W213 OM642 Diesel Engine Alternator Wiring Loom Harness A2135401217
Promo price
€47.95
€28.77
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2215457832
Mercedes W221 Steering Column Wheel Angle Sensor Control Unit A2215457832
€80.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A9075402087
Mercedes W907 Starter Wiring Battery Alternator Cable Harness Loom A9075401305
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2215402250
Mercedes W221 SAM Relay Fuse Box Module Control Unit ECU A2215402250
€170.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1665400141
Mercedes W166 Petrol Engine HV Battery Earth Ground Line Cable Wire A1665400141
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A6429005601
Mercedes C207 Glow Plug Relay Unit Control Module A6429005601
€56.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1775409357
Mercedes W177 M282 Starter Alternator Electrical Wiring Harness A1775409357
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2829006700
Mercedes W177 A200 M282.814 163HP Engine Control Unit ECU A2829006700 Automatic
Promo price
€284.95
€170.97
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A0009055504-TNG
Mercedes W205 W212 Front Rear PDC Parking Distance Sensor Tenorite Grey - 755
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2129003922-1
Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129003922
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A6519003603-2
Mercedes Sprinter W907 314 CDI OM651.958 143HP ECU Engine Unit A6519003603
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A9075407160
Mercedes W907 W910 Battery Electrical Wiring Harness Ground Line A9075407160
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2098205489-1
Mercedes W209 Radio Head Unit Media Player Navigation Screen A2098205489
€327.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A6549009600-3
Mercedes GLC 220d X253 654.920 194HP 4Matic Engine Control Unit A6549009600
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2129009908
Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908
Promo price
€127.95
€76.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2479008615
Mercedes GLC X253 Camera Lane Assist Control ECU Module Unit A2479008615
Promo price
€89.95
€53.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A0025450601
Mercedes W906 Fuse Relay Box Module Control Unit A0025450601
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2034404432
PDC Wiring Mercedes CL203 Front Bumper Parking Sensor Loom Cable A2034404432
Promo price
€66.95
€40.17
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2661534079
Mercedes W169 A170 266.940 116HP Engine Control Unit ECU A2661534079 Automatic
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2218001548-2
Mercedes W221 Remote Trunk Closing Hydraulic Pump Motor Unit A2218001548
Promo price
€156.95
€94.17
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2535405429
Mercedes C253 OM656 Diesel Engine Motor Wiring Loom Cable Harness A2535405429
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A6519007401-6
Mercedes SLK R172 250CDI 651.980 204HP Engine ECU Kit Ignition + Key A6519007401
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A6519007500-7
Mercedes A207 C207 E220 CDI 651.911 BE Engine ECU Kit Ignition + Key A6519007500
Promo price
€142.95
€85.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1729002601
Mercedes SLK R172 Door Control Unit Module Front Right O/S A1729002601
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1729002301
Mercedes SLK R172 Door Control Unit Module Front Left N/S A1729002301
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1729006503
Mercedes SLK R172 Roadster Folding Roof Module Vario Control Unit A1729006503
Promo price
€66.95
€56.91
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1729060205
Mercedes SLK R172 Rear SAM Fuse Relay Box Control Unit Module A1729060205
Promo price
€108.95
€65.37
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1669008009
Mercedes GLE W166 Rear Door Wiring Control Module Right O/S Unit ECU A1669008009
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1779007716
Mercedes W177 Front Door Control Module Left Right N/O/S Unit ECU A1779007716
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2218707385
Mercedes W221 Rear DVD Entertainment System Video Player Unit A2218707385
Promo price
€370.95
€222.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049060105-1
Mercedes W204 SAM Control Unit Module Fuse Box Relay Rear A2049060105
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A4479060400
Mercedes W447 Fuse Relay Box Module Control Unit A4479060400
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A6519002803-3
Mercedes Vito W447 114 CDI OM651.950 Engine ECU Kit Ignition + 2 Key A6519002803
Promo price
€474.95
€403.71
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2218708285
Mercedes W221 Head Unit DVD High Line Radio Player Navigation A2218708285
€560.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0038201926
Mercedes W221 Door Crash Impact Sensor Rear Left Right N/O/S A0038201926
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2215408445
Mercedes W221 Radar Distronic Adaptive Cruise Control Sensor A2215408445
€379.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2218702086
Mercedes W221 Rear Seat Control Module Unit ECU A2218702086
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2168204726
Mercedes W221 Bluetooth Control Module Mobile Phone Interface A2168204726
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2215402462
Mercedes W221 SAM Fuse Box Comfort Control Module Unit ECU A2215402462
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2215403050
Mercedes W221 Rear SAM Fuse Box Power Distribution Control Unit A2215403050
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A1664409735
Mercedes ML W166 Battery Cable Alternator Starter Motor Wiring A1664409735
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A0009055700
Mercedes W639 Brake Yaw Rate Sensor ECU A0009055700
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A6399003701
Mercedes W639 Tire Tyre Pressure Control Module Unit A6399003701
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2049005410
Mercedes W204 Sat Nav Radio CD Player Radio Head Unit A2049005410
Promo price
€66.95
€56.91
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A6121533279-1
Mercedes-Benz ML W163 270 CDI Engine Control ECU Kit A6121533279 Key Automatic
Promo price
€237.95
€142.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2219007701
Mercedes W221 Door Module Rear Right Left N/O/S Control Unit A2219007701
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A9079000305
Mercedes Sprinter W907 W910 Body Control Module BCM V2 ECU A9079000305
Promo price
€113.95
€68.37
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2219006303
Mercedes W221 Radio Multimedia Head Unit A2219006303
Promo price
€835.95
€501.57
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A9075401205
Mercedes W907 Starter Wiring Battery Alternator Cable Harness Loom A9075401205
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1725403405
Mercedes R172 OM651 Diesel Alternator Wiring Harness Cable Loom A1725403405
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2829003300
Mercedes W177 A200 163HP M282.914 Engine Control Unit ECU A2829003300 Automatic
Promo price
€37.95
€32.26
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2128270228-SEL
Mercedes W212 Roof Antenna Amplifier Shark Selenite Grey - 992 A2128270228
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2535400701
Mercedes A238 M276 Engine Alternator Wiring Loom Harness A2535400701
Promo price
€61.95
€52.66
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A2469003818
Mercedes W176 W246 Radio Head Unit COMAND Navi Player Control Unit A2469003818
€332.95
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2135403839
Mercedes W213 C238 Power Relay Fuse Box Unit Cover A2135403839
Promo price
€56.95
€48.41
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2139003029
Mercedes A238 Fuse Box Control Unit SAM Module Relay A2139003029
Promo price
€170.95
€102.57
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2769004901
Mercedes A238 Convertible E450 M276.823 Engine ECU Unit A2769004901 Automatic
Promo price
€474.95
€284.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2055403103
Alternator Starter Wiring Harness Mercedes W205 GLC C253 OM651 A2055403103
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2229002112
Door Module Mercedes W205 GLC C253 Control Unit Rear Right O/S A2229002112
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2059004021
Mercedes W205 GLC X253 Door Module Control Unit Front Left N/S A2059004021
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A9075402605
Mercedes W907 Fuse Box Control Unit Module Q2 A9075402605
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2479002613
Mercedes CLA C118 W177 W205 W213 Telematics Control Unit Module A2479002613
Promo price
€80.95
€68.81
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A9079003303
Mercedes W907 Front Radar Distance Control Unit Module A9079003303
Promo price
€132.95
€79.77
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2128208826
Mercedes W212 Door Control Module Unit ECU Rear Right O/S A2128208826
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1644406532
Mercedes ML W164 Diesel OM629 Wiring Alternator Starter Harness A1644406532
Promo price
€61.95
€37.17
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. A9079001605
Mercedes W907 Central Gateway Control Unit Module Relay ECU A9079001605
€465.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2055400555
Mercedes W205 Door Electrical Wiring Harness Front Left N/S A2055400555
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2048205189
Mercedes-Benz C-Class W204 Aerial Antenna Amplifier Unit A2048205189
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A6396890379
Mercedes Viano Vito W639 Radio Fan Adapter Control Unit Module A6396890379
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A1715451332
Mercedes SLK R171 Parking Distance Aid Sensor Control Unit Module A1715451332
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A0009008718
Climate Control Module Mercedes W205 W213 Air Conditioning A/C Unit A0009008718
Promo price
€28.95
€24.61
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0035420419
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Black A0035420419
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2118704026
Mercedes W211 Door Module Rear Left N/S Control Unit ECU A2118704026
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
Part no. A0009822923-1
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey SET X2 A0009822923
€23.95
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2125420018-TNG
Mercedes W204 Parking Sensor PDC Distance Front Tenorite Grey - 755 A2125420018
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-5%
Part no. A0025421119-1
Relay Unit Mercedes W163 W168 W203 W211 4-Pin Black Hella A0025421119 Set 2x
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2701504400
Mercedes W176 M270 Petrol Engine Wiring Harness Loom Cable A2701504400
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2218205375-CS
Mercedes CLK S Class C209 W209 W221 Roof Antenna Shark Radio Silver A2218205375
Promo price
€32.95
€28.01
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A1665402709
Mercedes W166 Automatic Gearbox Wiring Loom Harness Cable A1665402709
Promo price
€42.95
€25.77
Free delivery - Tue, Oct 07
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 - Tue, Oct 07
If paid before 14:00
-5%
Part no. A2059006615
Mercedes W205 Windscreen Rain Sensor Front Control Unit A2059006615
Promo price
€23.95
€22.75
Free delivery - Tue, Oct 07
If paid before 14:00
Part no. 237104376R
Mercedes Citan W415 109 CDI OM607.951 Engine Control Unit ECU 237104376R Manual
€32.95
Free delivery - Tue, Oct 07
If paid before 14:00
-40%
Part no. A2049005015
Mercedes C204 W207 Suspension Damper Adjustment Control Unit Module A2049005015
Promo price
€189.95
€113.97
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A2479052503
Mercedes Sprinter W910 Remote Key Control Unit A2479052503
Promo price
€94.95
€80.71
Free delivery - Tue, Oct 07
If paid before 14:00
-15%
Part no. A9075406960-1
Mercedes Sprinter W907 Fuse Box Prefuse Box Module F150/1 - MFB-1 A9075406960
Promo price
€80.95
€68.81
Free delivery - Tue, Oct 07
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 .