Universal OBD2 Scanner Code Reader Car Diagnostic Scan Tool Check Engine Fault

Professional OBD2 V519 Scanner 2026 OBDII + CAN Code Reader
Take the guesswork out of dashboard warning lights with the V519 Professional OBD2 Scanner. This upgraded diagnostic tool is designed to help you quickly check engine-related faults, read and clear trouble codes, monitor live vehicle data, check battery voltage, and verify emissions readiness.
With full OBDII mode coverage, a built-in DTC library, live data functions, freeze-frame information, and a clear color display, the V519 is suitable for DIY vehicle owners, home garages, and automotive technicians.
KEY FEATURES
• Full OBDII Diagnostic CoverageSupports all 10 standard OBDII diagnostic modes, giving you more information than a basic code reader. Read and clear fault codes, view live data, check freeze-frame information, monitor I/M readiness, and access other available vehicle data.
• Read & Clear Diagnostic Trouble CodesQuickly identify stored fault codes when the check engine light comes on. After completing repairs, the scanner can be used to clear applicable fault codes.
• Built-In DTC Code LibraryThe integrated DTC lookup function helps you understand diagnostic trouble codes directly through the scanner, making it easier to identify potential problem areas without having to search for every code separately.
• Live Data MonitoringView vehicle information in real time, including available engine parameters such as RPM, fuel trim, coolant temperature, airflow, throttle position, and sensor readings. Live data can help you understand how the vehicle is performing while running.
• Freeze Frame DataCapture vehicle operating information recorded when a fault occurs. This can be useful when investigating intermittent problems or checking the conditions present when a diagnostic code was stored.
• I/M Readiness CheckUse the one-click I/M Readiness function to check the status of available emissions monitors before an inspection or emissions test. The scanner provides a quick view of whether the vehicle\'s monitored systems are ready.
• Battery Voltage TestMonitor vehicle voltage to help identify possible battery or charging-system concerns. The scanner can display voltage information before and after starting the vehicle.
• O2 Sensor & EVAP FunctionsThe scanner provides supported O2 sensor testing and EVAP-related diagnostic functions to help investigate emissions and engine-management issues when supported by the vehicle.
• Mode 6 & Mode 8 DiagnosticsAdvanced OBDII modes provide additional diagnostic information beyond basic code reading. These functions can help with deeper troubleshooting of supported vehicle systems and components.
• Data Review & PlaybackReview previously captured diagnostic information to help compare results, investigate intermittent faults, or confirm whether repairs have improved the vehicle\'s condition.
• Clear Color DisplayThe V519 features a bright color screen and straightforward menu layout, making diagnostic information easier to read and navigate.
• Multi-Language SupportThe scanner supports 10 languages, making it convenient for users in different regions.
• Plug & Play OperationSimply connect the scanner to the vehicle\'s OBDII diagnostic port. The tool receives power through the vehicle connection, so no separate external power supply is required for normal use.
WHAT CAN IT HELP YOU CHECK?
The V519 can assist with troubleshooting issues such as:
• Check engine light and stored fault codes• Engine misfire-related faults• Fuel trim and fuel-system information• O2 sensor-related issues• EVAP system-related faults• Battery voltage and charging information• Engine temperature and sensor readings• Poor engine performance• Emissions readiness status• Intermittent faults using freeze-frame and live data
EASY TO USE
Using the scanner is straightforward:
Locate your vehicle\'s OBDII diagnostic port.Plug the V519 into the port.Turn the vehicle ignition on as required.Select the desired diagnostic function from the menu.Read the available vehicle information and diagnostic codes.After repairs, clear applicable codes and recheck the vehicle.
WIDE VEHICLE APPLICATION
Designed for OBDII-equipped vehicles, the V519 is suitable for many cars and light vehicles from 1996 and newer. Actual functions and supported tests can vary depending on the vehicle\'s make, model, year, and system configuration.
IMPORTANT: Please verify that your vehicle is OBDII compatible before purchasing. Not every vehicle supports every diagnostic function offered by the scanner.
PRODUCT SPECIFICATIONS
Product Type: Professional OBD2 Diagnostic ScannerModel: V519System: OBDII + CANDiagnostic Modes: Full 10 OBDII ModesDisplay: Color ScreenFunctions: Read Codes, Clear Codes, Live Data, Freeze Frame, I/M Readiness, Vehicle Information, Battery Voltage, O2 Sensor Test, EVAP Functions, DTC Lookup and moreLanguage Support: 10 LanguagesConnection: Wired OBDII InterfaceUpdates: USB-C supportedApplication: OBDII-compatible vehicles
PACKAGE INCLUDES
1 x V519 OBD2 Diagnostic Scanner1 x OBDII Connection Cable
A practical diagnostic tool for checking warning lights, understanding fault codes, monitoring vehicle data, and getting a clearer picture of your vehicle\'s condition before visiting a repair shop.