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. 8C1T18K931AD
Ford Transit Mk7 V Radio CD Multimedia Player Head Unit ECU 8C1T-18K931-AD
Promo price
€332.95
€283.01
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A1679001420
Central Locking Module Mercedes C118 W177 Door Lock Control Unit A1679001420
Promo price
€70.95
€42.57
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 2751445
Mini Cooper One R56 R55 R57 R58 LCi Retaining plate fuse box SPEG 2751445
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 4H0959651A
Audi A1 A6 A7 Impact Crash Control Sensor Module ECU 4H0959651A
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 1K0971349BP
Volkswagen Golf Mk6 Alternator Main Cable Wiring Harness Loom 1K0971349BP
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8S0971365F
Audi TT FV Driver's Seat Cable Seat Belt Warning Wiring Loom Harness 8S0971365F
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2469007018
Mercedes W176 W246 Display Screen Radio Navigation Sat Nav Unit A2469007018
Promo price
€108.95
€65.37
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8X0959793E
Audi A1 8X Q3 8U Front Door Module Driver's Side Control Unit ECU 8X0959793E
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 9284272
BMW F10 Body Control Module Electronic Junction Box 9284272
Promo price
€32.95
€28.01
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9149673
BMW 5 Series E60 E61 LCI Alarm System Unit Ultra Sonic Module 9149673
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. A2218208202
Mercedes W221 Front Centre Dashboard Tweeter Speaker A2218208202
Promo price
€33.95
€28.86
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 4M0959760A
Audi A5 F5 Seat Module Control Unit ECU Front Left Right N/O/S 4M0959760A
€66.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 4G5971030DJ
Audi A6 C7 Front Door Wiring Harness Loom Left N/S Passenger's Side 4G5971030DJ
€32.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 8P0907063R
Audi TT 8J BCM Body Control Module Unit ECU 8P0907063R
Promo price
€123.95
€74.37
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 7S7T-19G481-DB
Ford Mondeo Mk4 Central Door Locking Control Unit Module ECU 7S7T-19G481-DB
€32.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 9364669
BMW F10 F11 LCI Active Sound Unit Control Module Design Amplifier 9337754
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 7172536
BMW F01 F10 F11 F20 F21 E90 LCI Control Unit Xenon Light 7172536
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8654632
BMW F40 F44 F45 Mini Cooper F55 F56 Engine Starter Motor Positive Battery Cable
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. A1645408101
SAM Control Module Mercedes W164 W251 Comfort Fuse Box Unit A1645408101
€237.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 7524715
BMW Z4 E85 Roadster Starter Earth Ground Wire Cable 2.0 Petrol 7524715
Promo price
€51.95
€31.17
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8679817
BMW F98 Earth Ground Cable Negative Battery Lead Wiring 8679817
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. A1695402733
Mercedes W169 W245 Cable Loom Wiring Parking Sensors Rear A1695402733
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 3455305
Mini R57 R57N R58 R59 DWA-Alarm System Relay ECU 3455305 65753455305
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 6921415
BMW E46 E89 Mini R50 R52 Parking Control Module Unit PDC 6921415
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2469008113
Mercedes GLE X156 4Matic Transfer Control Unit Module ECU A2469008113
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9187534
BMW E81 Body Control Module Unit ECU L2 PL2 JBBFEII 9187534
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8353447
BMW E36 E38 Relay Two Pole Make Contact 8353447
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 5M0035186AA
Radio CD Player VW Volkswagen Golf Polo Passat B6 Head Unit RCD310 5M0035186AA
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 9313656-1
BMW 3 Series F30 F80 Boot Trunk Lid Tailgate Wiring Loom Harness Cable 9260012
€28.95
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 03C903023S
Audi A1 8X 1.4 TSI CAXA Alternator 03C903023S
Promo price
€32.95
€28.01
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 8647255
BMW F20 LCI F21 F22 Integrated Supply Control Module Unit 8647255
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 5WB959107B
Audi Q2 GA Rear Boot Trunk Lid Tailgate Control Unit Module ECU 7367747
Promo price
€70.95
€42.57
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8W0907064EC
Audi A5 F5 BCM Body Comfort Module Onboard Control Unit ECU 8W0907064EC
€94.95
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8K0971845A
AUDI A5 8T 2.0 TDI CGLC Fuse Relay Box Power Distribution 8K0971845A
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 5E0907159
Skoda Octavia 5E Audi A8 D4 Impact Sound Control Module Unit ECU 5E0907159
€70.95
Free delivery: Feb 18 – 23
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: Feb 18 – 23
If paid before 14:00
Part no. 9177195
BMW E65 E66 X5 E70 X6 E71 Video TV Tuner Module Control Unit ECU 9177195
€284.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 6787836-1
BMW E81 E87 LCI E90 LCI ABS DSC Module Pump Wiring Harness Cable 6954572
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 5Q0959595K
Audi A3 8V Rear Door Control Module Unit ECU Left Right N/O/S 5Q0959595K
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8G91-12A650-EN
Ford Mondeo Mk4 2.2 TDCI 175HP Engine Control Unit ECU 8G91-12A650-EN Manual
€113.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 2G6035954
Volkswagen T-Roc Golf Mk8 USB-C Port Socket Double Rear Centre Console 2G6035954
€28.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 7P0907652C
Volkswagen Touareg 7P ESP Yaw Rate Sensor Module Unit Control ECU 7P0907652C
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A0035422319
Mercedes W176 W246 Relay Battery Decoupling 12V A0035422319
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 9147618
BMW X5 E70 Navigation System CCC CD Player Sat Nav Head Unit 9147618
Promo price
€332.95
€283.01
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 6C1T15K602AF
Ford Transit Mk7 Antenna Amplifier Control Unit Module Controller 6C1T-15K602-AF
€32.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2479004411
Mercedes V177 W247 Windshield Camera Driver Assists Front Camera A2479004411
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 4E0035652E
Audi A6 C6 MMI Multimedia Sat Nav Navigation Control Head Unit 4E0035652E
€142.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A1669003712
Mercedes ML W166 SAM Module Control Unit ECU A1669003712
Promo price
€66.95
€40.17
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 6960259
BMW 1 3 SERIES E81 E82 E87 E90 E91 E92 E93 Flat Cable Wiring Wire CAS Start Stop
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A2465403005
Mercedes W176 W245 Front Right Door Wiring Loom Harness A2465403005
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9317866
BMW 3 Series F30 330e Hybrid Battery Accumulator Bracket Holder Mount 9317866
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8K0959655G
Audi A4 B8 Air Module ECU Control Unit Crash Sensor 8K0959655G
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8X0971693A
Audi A1 8X Door Wiring Harness Loom Rear Left Right N/O/S Cabling 8X0971693A
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 8506434
BMW E87 E90 LCI N47 118d 318d Diesel Engine Control Unit ECU DDE Manual Gearbox
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 8586572
Engine Wiring BMW F20 LCI F30 F31 B47 Automatic Gearbox Loom Harness 8586572
Promo price
€42.95
€25.77
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 9116801
Hands Free Module BMW E60 E90 Everest Motorola Non GPS Phone 9116801
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8512589
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU Kit DDE 8512589 Manual
€341.95
Free delivery: Feb 18 – 23
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: Feb 18 – 23
If paid before 14:00
-5%
Part no. 3417586
Electronic Box BMW X3 E83 LCI 2.5si 3.0si N52N Control Unit Mount Holder 3417586
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9270050
PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Sophisto Grey 9270050
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8F0035399
Audi A5 8F Door Speaker Tweeter Front Left N/S 8F0035399
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 4F0035541N
Audi A4 B8 Becker K-Box Radio Receiver Module Control Unit ECU 4F0035541N
€42.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 9876796
Telematics Module Mini F55 LCI 4g Bluetooth Control Module Unit Ecu 9876796
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 4F0959792R
Audi A6 C6 Front Door Left N/S Module Unit Control ECU 4F0959792R
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A2115460580
Wiring Holder Mercedes W211 Cable Loom Harness Cover Channel A2115460580
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 3451585-2
BMW X3 E83 Instrument Panel Glass Speedo Clocks Cluster Glass Covering Panel
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. A1665459340
Mercedes W166 C292 Fuse Box Relay Control Unit Module A1665459340
Promo price
€32.95
€28.01
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A2465400950-1
Mercedes C117 W176 W246 Fuse Box Power Distribution Box A2465400950
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2057200522
Mercedes GLC X253 Front Door Trim Cover Panel Strip Left N/S Black A2057200522
Promo price
€66.95
€40.17
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2049009907-2
Mercedes W204 Navigation Radio Player Head Unit Computer A2049009907
Promo price
€227.95
€136.77
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2059006047
SAM Module Mercedes W205 GLC X253 Rear Comfort Control Unit ECU A2059006047
Promo price
€127.95
€76.77
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 7571142-1
Mini Cooper R55 R56 R57 Battery Cable Wiring Lead Power Positive 7571142
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9391253
BMW F10 F11 Wiring Cable Loom 9391253 9391252
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A0535450226
Mercedes Sprinter W906 Fuse Box Connector Plug Socket A0535450226
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 9230680
BMW Mini Cooper One R55 R56 R57 CD Changer 6 Disc Player 9167081
Promo price
€70.95
€42.57
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 8517862
BMW F10 F20 F30 F32 Engine Control Unit Diesel N47N ECU DDE 8517862 Manual
€28.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 7PP959663E-1
Porsche Cayenne 92A VW Touareg 7P Voltage Stabilizer Control Module 7PP959663E
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A9075406960-1
Mercedes Sprinter W907 Fuse Box Prefuse Box Module F150/1 - MFB-1 A9075406960
Promo price
€80.95
€48.57
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 8K0907063DH
Audi A5 8T Onboard Comfort Supply Control Module Unit ECU 8K0907063DH
Promo price
€56.95
€48.41
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2829062000
Starter Motor Mercedes C118 W177 C247 Petrol OM282 Starter Motor A2829062000
Promo price
€66.95
€40.17
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 4F0959793P
Audi A6 C6 Door Module Front Driver's Side Control Unit ECU 4F0959793P
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. KK2T-9K499-CBC
Ford Transit Custom Mk8 Engine Wiring Loom Harness Cable KK2T-9K499-CBC
€89.95
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 7L5035225A
Porsche Cayenne 955 Radio Aerial Antenna Amplifier Rear Right O/S 7L5035225A
€23.95
Free delivery: Feb 18 – 23
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: Feb 18 – 23
If paid before 14:00
Part no. KK2T-2L508-AF
Ford Transit Custom Rear Axle ABS Wiring Loom Harness KK2T-2L508-AF
€99.95
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 80A907159
Audi SQ5 FY Control Unit Module Active Sound Design 80A907159
Promo price
€85.95
€73.06
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 8W0906259N-1
Audi A5 F5 45 TFSI DKNA 245HP Quattro Engine ECU Kit 8W0906259N Gateway + Key
Promo price
€351.95
€211.17
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A2059009643
Mercedes W205 Telematics Bluetooth Module Control Unit ECU A2059009643
Promo price
€61.95
€37.17
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. 9418460
BMW G30 G31 PDC Module Parking Assistant Control Unit USS VA03 HIGH 9418460
€23.95
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 9313992
BMW F13 Front Seat Control Module Unit ECU Left Right N/O/S 9313992
Promo price
€51.95
€31.17
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. A1665450403
Mercedes W166 Junction Fuse Box Cover Housing Positive Terminal A1665450403
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. 9259800
BMW F10 F12 F13 F20 F30 F06 Mini F55 F56 F57 DVD CD Changer Control Unit 9259800
Promo price
€66.95
€40.17
Free delivery: Feb 18 – 23
If paid before 14:00
-40%
Part no. A1779061002
Fuse Box Mercedes W177 Power Distribution Junction Relay Unit A1779061002
Promo price
€42.95
€25.77
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. A1725408705
Mercedes R172 Electrical Wiring Harness Cable Window Regulator A1725408705
€28.95
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 8X0959792B
Audi A1 8X Door Module Control Unit Controller Front Passenger's Side 8X0959792B
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-15%
Part no. 3456498
Harness Door Mini R57 LCI R58 R59 Cable Loom Front Passenger Side Wiring 3456498
Promo price
€28.95
€24.61
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. 9279824
Body Control BMW F20 F21 F30 F31 F32 Unit Module REM 9279824
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
-5%
Part no. A0001502780
Mercedes W203 CL203 W204 M272 Petrol Ignition Coil Cable Connector A0001502780
Promo price
€23.95
€22.75
Free delivery: Feb 18 – 23
If paid before 14:00
Part no. A2465404300
Mercedes W176 Door Harness Loom Cable Wiring Rear Right A2465404300
€23.95
Free delivery: Feb 18 – 23
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 .