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
Part no. A0009822023
Mercedes W204 W212 W221 Battery Relay Module Unit A0009822023
€23.95
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2049009201
Parktronic Module Mercedes W204 PDC Parking Sensors Control Unit A2049009201
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1668210151
Impact Sensor Mercedes W166 W176 W246 Crash Sensor A1668210151
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1669002700
Parking Brake Module Mercedes W176 W166 Electric Control Unit A1669002700
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2049017801
Mercedes W204 W212 Windscreen Rain Sensor Control Unit A2049017801
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-15%
Part no. A1179009200
Mercedes W176 Air Module Belts System Control Unit ECU Bosch A1179009200
Promo price
€70.95
€60.31
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2518204426
Mercedes V251 W164 Front Lamp Headlight Control Module Unit HELLA A2518204426
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A4479058203
Mercedes Vito W447 Radio Remote Control Alarm Key Fob Unit A4479058203
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A2139008530
Mercedes W213 W447 Transmission Gearbox Control Unit Module ECU A2139008530
Promo price
€47.95
€28.77
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A1668200400
Mercedes GLE W166 C292 Front Seat Occupancy Sensor Wire Harness A1668200400
Promo price
€89.95
€53.97
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2128204926
Mercedes W212 Crash Impact Air Module Sensor Front Unit A2128204926
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A0009821212
Energy Distributor Mercedes W205 W212 W213 W906 Control Unit Module A0009821212
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2469000012
Mercedes W176 W246 Radio Head Unit COMAND Navi Player Control Unit A2469000012
Promo price
€80.95
€68.81
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A1715450032
Mercedes SLK R171 PDC Parking Distance Control Unit Module Sensor A1715450032
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1729058200
Mercedes W204 W207 W212 W221 Humidity Temperature Sensor Unit A1729058200
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A1669005417
Mercedes X117 Communication Telematics Control Module Unit ECU A1669005417
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2749000800-1
Mercedes W205 C200 274.920 184HP Engine ECU Kit A2749000800 Key Lock Automatic
Promo price
€222.95
€189.51
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2118209626
Mercedes W211 W219 Alarm Control Module Unit ECU A2118209626
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A6399003300
Mercedes Vito W639 Parking Module PDC Distance Control Unit Sensor A6399003300
Promo price
€80.95
€48.57
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2048707658
Mercedes W204 Radio Control Function Button Knob Controller Unit A2048707658
Promo price
€47.95
€40.76
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2034621130
Mercedes W203 Steering Column Lock Control Unit Module A2034621130
Promo price
€32.95
€28.01
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2469060093
Fuse Box Mercedes W176 OM607 Front Relay Control Unit Module A2469060093
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1698208626
Mercedes-Benz A B W169 W245 Door Control Module Right Rear O/S A1698208626
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1669005605
Door Module Mercedes W176 W246 Front Left N/S Control Unit VST A1669005605
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2218707393
Mercedes S350 W221 Seat Control Module Front Left N/S A2218707393
Promo price
€47.95
€40.76
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1669000618
Mercedes-Benz A B Class W176 W246 Front Right Door O/S Control Unit Module ECU
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A9075450100
Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100
Promo price
€75.95
€45.57
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2229004619
Mercedes W205 W213 C238 Bluetooth Hermes LTE Control Unit Module A2139002210
Promo price
€113.95
€96.86
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2025402373-1
Mercedes A C E Class 1 W169 W203 W211 OBD Diagnostic Plug Cover A2025402373
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2059053414
Mercedes W205 Voltage Converter Regulator Control Module Unit A2059053414
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A0025421319-4
Mercedes W204 Genuine Universal Car Relay 4-Pin Tyco X4 Black A0025421319
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2118202442
Mercedes E-Class W211 S211 Rear Right Door Window Lifter Motor Regulator
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2046801231
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046801231
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1698201585
Mercedes W245 ECU Control Unit Sensor Air Module A1698201585
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2048700185
Mercedes W204 Bluetooth Control Unit Module Media Interface ECU A2048700185
Promo price
€99.95
€84.96
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A0025421419-1
Relay Mercedes W163 W169 W203 W210 Relay Unit 5-Pin Yellow Tyco A0025421419
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2118200885
Mercedes W211 S211 Bluetooth Control Unit Module ECU A2118200885
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2165420018
Yaw Rate Sensor Mercedes W169 W245 W211 W219 Turn Rate Sensor A2165420018
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2139001722
Mercedes W213 W907 Transmission Gearbox Control Unit Module ECU A2139001722
Promo price
€32.95
€28.01
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A2709000900-7
Mercedes W246 B180 270.910 122HP BlueEffi Engine ECU A2709000900 Automatic
Promo price
€327.95
€196.77
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2044402607
Earth Ground Cable Mercedes W204 W207 Battery Wiring Loom Engine A2044402607
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
Part no. A1179061800-1
Mercedes CLA C117 Rear Tail Light Lamp Wiring Harness Right O/S A1179061700
€23.95
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1769980001
Door Wiring Plug Mercedes W176 W246 Cable Lead Connector A1769980001
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2465410105
Battery Cover Mercedes C117 W176 W246 Frame Bracket Mount Holder A2465410105
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2055409995
Mercedes C205 Pressure Sensor Wiring Loom A2055409995
Promo price
€37.95
€32.26
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A0009000646
Mercedes C118 C167 W177 W247 Parktronic Parking Control Unit Module A0009000646
€284.95
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2118704785
Mercedes W211 Front Seat Memory Control Unit Module Left Right N/O/S A2118704785
Promo price
€37.95
€32.26
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2214408109
Mercedes W221 Door Wiring Cable Harness Loom Rear Left N/S A2214408109
Promo price
€37.95
€32.26
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2518701889
Antenna Amplifier Mercedes W164 W251 Aerial Control Unit Module A2518701889
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2469008813
Module Mercedes W176 A45 AMG M133 4matic All Wheel Drive Control A2469008813
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2465401205
Mercedes-Benz A B W176 W246 Left N/S Parking Brake Electrical Wiring Cable
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2205400031
Mercedes A B S Class W169 W220 W245 Battery Lead Cable Negative A2205400031
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A1635401041
Mercedes-Benz M ML W163 Ground Earth Strap Cable Wiring A1635401041
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A0009009209
Mercedes W205 C253 Diesel Adblue Module Control Unit ECU A0009009209
€23.95
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2045420323
PDC Display Mercedes W204 Front Parking Sensor Screen Control Unit A2045420323
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2055408117
Mercedes W205 W213 X253 Electrical Wiring Harness Cable A2055408117
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2055457540
Mercedes W205 C238 X253 W213 Inner Firewall Contact Support A2055457540
Promo price
€32.95
€28.01
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2075400713
Mercedes A207 Convertible Front Seat Wiring Harness Cable Left N/S A2075400713
Promo price
€113.95
€96.86
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2711502733
Wiring Harness Mercedes W203 M271 Kompressor Petrol Engine Camshaft A2711502733
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2048200015
Telephone Cable Mercedes W204 C207 W212 Wiring Adapter Line A2048200015
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-15%
Part no. A1765405109
Mercedes C117 X156 W176 M133 AMG Cruise Control Radar Adapter Wiring A1765405109
Promo price
€37.95
€32.26
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2095453140
Fuse Box Holder Mercedes W209 Control Unit Mount Bracket CLK A2095453140
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A9069820109
Mercedes Sprinter W906 Positive Battery Terminal Cover Cap Trim Red A9069820109
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A2711508033
Mercedes W204 Engine Wiring Harness Cable Loom A2711508033
Promo price
€313.95
€188.37
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A0325453132
Gearbox Module Mercedes SLK R171 Automatic Transmission Unit EGS A0325453132
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2124400706
Wiring Harness Mercedes W212 LED Lighting Air Nozzle Cable A2124400706
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2045402710
Mercedes W204 Wiring Loom Cable Door Rear Left Right N/O/S A2045402710
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. N000000004325
Mercedes W169 W204 W211 C219 Replacement Fuse Kit Set N000000004325
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A0038202826
Mercedes W164 W216 W221 W251 W639 W906 Crash Sensor Impact Control A0038202826
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2129004203
Mercedes W212 Boot Lid Control Unit Trunk Lid Module A2129004203
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A9075409482
Fuse Box Mercedes Sprinter W907 Prefuse Box Module Relay Holder A9075409482
Promo price
€47.95
€28.77
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A2469009112
Control Unit Mercedes W176 W246 Body Control Module BCM ECU A2469009112
Promo price
€44.95
€26.97
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A2055402645
Mercedes W205 Rear Bumper Parking Sensor Wiring Loom Harness A2055402645
€56.95
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A6511501433
Mercedes W176 W246 Glow Plug Wiring Harness Loom OM651 Engine A6511501433
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A2749060400
Mercedes W204 W212 C207 M274 OM651 Starter Motor Engine Starter A2749060400
€34.95
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2035401335
Mercedes W203 W211 Diesel Engine Starter Cable Wiring A2035401335
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A2055455400
Mercedes W205 Battery Power Connection Wiring Bar Rail Busbar A2055455400
€23.95
Free delivery: Jun 12 – 17
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: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2055407790
Mercedes W205 Battery Electric Wiring Harness A2055407790
Promo price
€28.95
€24.61
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2469008213
Mercedes C117 W176 W246 Sound Audio Amplifier Harman Becker A2469008213
Promo price
€427.95
€363.76
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2055404045
Mercedes S205 Rear Parking PDC Wiring Harness Loom A2055404045
Promo price
€51.95
€44.16
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2709000900-9
Mercedes W176 A45 4Matic M133.980 381HP Engine Control ECU A2709000900 Automatic
Promo price
€427.95
€363.76
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A2129060105
Fuse Box Mercedes W212 Rear SAM Relay Control Unit Module A2129060105
Promo price
€37.95
€32.26
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2059003913
Mercedes W205 Relay Module Body Control Module Unit SAM BCM A2059003913
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
Part no. A2049060503-1
Mercedes W204 Rear Light Tail Lamp Plug Socket Wiring Right O/S A2115450328
€23.95
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2465400335
Mercedes W176 W246 Negative Earth Cable Battery Terminal Wiring A2465400335
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2045402210
Mercedes W204 Front Door Electrical Cable Wiring Loom A2045402210
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-40%
Part no. A2669000200
Mercedes W245 B180 266.940 Engine Control Module ECU A2669000200 Automatic
Promo price
€222.95
€133.77
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A2079053300
Mercedes-Benz W207 Cabrio A207 Rear Left N/S Radio Aerial Antenna Amplifier
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A0051511101
Mercedes W168 W414 Starter Motor E16 M166 Petrol Engine A0051511101
Promo price
€42.95
€36.51
Free delivery: Jun 12 – 17
If paid before 14:00
-15%
Part no. A4475401440
Mercedes Vito W447 Fuse Box Relay Control Unit Module A4475401440
Promo price
€56.95
€48.41
Free delivery: Jun 12 – 17
If paid before 14:00
-5%
Part no. A6459060800
Starter Motor Mercedes W176 W246 C117 Diesel Engine Denso A6459060800
Promo price
€23.95
€22.75
Free delivery: Jun 12 – 17
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 .