V500 OBD2 Scanner – Engine Fault Code Reader & Voltage Tester

Diagnose Your Car Like a Pro with the V500 OBD2 Scanner

Stop guessing what that check engine light means! The V500 OBD2 Diagnostic Scanner is your all-in-one solution for reading and clearing engine fault codes, testing your car's battery voltage, and monitoring charging system health — all from a single compact device. Compatible with all OBD2-compliant vehicles (most cars and light trucks made after 1996), this tool puts professional-grade diagnostics in your hands without the dealership price tag.

Made in Mainland China.

Key Features

• Read & Clear DTCs: Instantly retrieves Diagnostic Trouble Codes (DTCs) and clears check engine lights so you know exactly what's wrong — and can confirm when it's fixed.
• Live Battery Voltage Testing: Real-time voltage readout lets you monitor your car battery's health and detect weak or failing batteries before you get stranded.
• Charging System Diagnostics: Tests your alternator and charging circuit to ensure your vehicle's electrical system is running at peak performance.
• Plug-and-Play Design: Simply plug into your car's OBD2 port (usually under the dashboard) — no batteries, no apps, no Wi-Fi needed. Results display instantly on the built-in screen.
• Universal OBD2 Compatibility: Works with all OBD2 protocols including CAN, ISO, VPW, PWM, and KWP2000 — covering thousands of vehicle makes and models worldwide.
• Compact & Portable: Lightweight and easy to store in your glove compartment, so it's always ready when you need it.
• No Wireless Required: Fully wired connection ensures a stable, reliable diagnostic session every time.

Who Is This For?

Whether you're a daily driver who wants peace of mind, a DIY mechanic looking to save on repair shop fees, or a car enthusiast who likes staying on top of vehicle health, the V500 is the perfect tool. It's also ideal for used car buyers who want to check a vehicle's hidden fault history before purchasing.

What's in the Box?

• 1 × V500 OBD2 Scanner Diagnostic Tool

Note: No battery required — powered directly through the OBD2 port.

Specifications

• Model: V500
• Item Type: Code Reader & Scan Tool
• Wireless Function: None
• Battery: Not required (OBD2 port powered)
• Hazardous Chemicals: None
• Origin: Mainland China

Learn More About OBD2 Diagnostics

Understanding what your car's onboard diagnostic system is telling you can save you hundreds of dollars in unnecessary repairs. Learn more about OBD systems and vehicle diagnostics at EPA's On-Board Diagnostics (OBD) Information.

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Frequently Asked Questions

Q: What vehicles are compatible with the V500 OBD2 Scanner?

A: The V500 OBD2 scanner is compatible with all OBD2-compliant vehicles, which includes most cars, SUVs, and light trucks manufactured from 1996 onwards. It supports all standard OBD2 protocols including CAN, ISO9141-2, KWP2000, VPW, and PWM, covering a wide range of domestic, European, and Asian vehicle makes and models.

Q: Do I need a smartphone or app to use this OBD2 scanner?

A: No! The V500 is a standalone wired OBD2 diagnostic tool with its own built-in display. There is no need for a smartphone, app, Bluetooth, or Wi-Fi connection. Simply plug it into your vehicle's OBD2 port and the diagnostic results appear directly on the device screen.

Q: Can the V500 turn off my check engine light?

A: Yes. The V500 can both read and clear Diagnostic Trouble Codes (DTCs), which will turn off the check engine light. However, if the underlying issue is not repaired, the light may return. Always address the root cause of the fault code for a lasting fix.

Q: Can I use this tool to test my car battery?

A: Absolutely. The V500 includes a live battery voltage testing function that provides real-time voltage readings, helping you identify a weak or failing battery. It also tests your vehicle's charging system (alternator) to ensure proper electrical operation.

Q: Where is the OBD2 port located in my car?

A: On most vehicles, the OBD2 port is located under the dashboard on the driver's side, typically near the steering column. Check your vehicle's owner's manual if you're unsure of the exact location.