V520 OBD2 Diagnostic Scan Tool | Battery Tester & Code Eraser

V520 Professional OBD2 / EOBD Car Diagnostic Scanner

Take full control of your vehicle's health with the V520 Professional OBD2/EOBD Diagnostic Scan Tool. Designed for all OBD II protocol vehicles manufactured since 1996, this powerful handheld scanner lets you read and clear fault codes, check I/M readiness status, and test your car's battery — all without needing an external power source. Whether you're a weekend DIYer or a seasoned mechanic, the V520 makes vehicle diagnostics fast, accurate, and hassle-free.

Key Features

• Universal OBD2 Compatibility — Works with all OBD II / EOBD protocol cars and light trucks built since 1996, covering a wide range of makes and models.
• Read & Clear Fault Codes — Instantly retrieve Diagnostic Trouble Codes (DTCs) and turn off that annoying Check Engine Light with ease.
• I/M Readiness Check — Verify your vehicle's emissions readiness before heading to your state inspection — save time and avoid surprise failures.
• Built-In Battery Tester — Assess your vehicle's battery health directly from the scanner — no separate tool needed.
• No Battery Required — The V520 draws power directly from your car's OBD2 port, so you're always ready to diagnose without worrying about charging or replacing batteries.
• Plug-and-Play Operation — Simple, intuitive interface means you can start diagnosing in seconds — no complex setup or software installation required.
• Compact & Durable Design — Lightweight and easy to store in your glove box or toolbox for on-the-go diagnostics wherever you need it.

What's in the Box?

• 1 × V520 OBD2 / EOBD Diagnostic Scan Tool
• User Manual / Quick Start Guide

Specifications

• Protocol Support: OBD II / EOBD (all 5 protocols)
• Vehicle Coverage: All OBD II compliant cars & light trucks since 1996
• Wireless Function: No
• Battery Required: No (powered via OBD2 port)
• Country of Origin: Made in Mainland China

Why Choose the V520?

Skip the expensive trips to the auto shop just to find out what's wrong with your car. The V520 puts professional-grade diagnostics in the palm of your hand. From reading live sensor data to erasing fault codes and checking emissions readiness, it's the all-in-one scanner every car owner should have.

For more information on vehicle emissions standards and OBD regulations, visit the U.S. Environmental Protection Agency's OBD Information Page.

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Frequently Asked Questions

Q: Is the V520 OBD2 scanner compatible with my car?

A: The V520 is compatible with all vehicles that support the OBD II / EOBD protocol — that includes virtually all cars and light trucks sold in the US, EU, and many other markets since 1996. Simply plug it into your car's OBD2 port (usually located under the dashboard on the driver's side) and you're ready to go.

Q: Do I need to charge the V520 scanner before use?

A: No charging is needed! The V520 draws its power directly from your vehicle's OBD2 diagnostic port, so it's always ready to use straight out of the box — no batteries or charging cables required.

Q: Can the V520 turn off the Check Engine Light?

A: Yes! The V520 can read Diagnostic Trouble Codes (DTCs) and erase them, which will turn off the Check Engine Light once the underlying issue has been resolved. It also supports I/M readiness checks to help you confirm your car will pass an emissions inspection.

Q: What does the battery tester function do?

A: The built-in battery tester allows you to assess the health and charge status of your vehicle's battery directly through the OBD2 port — helping you catch a failing battery before it leaves you stranded.