OBD2 Scanner – Car Fault Code Reader & Battery Tester, USB

Read & Clear Car Fault Codes in Seconds – No Batteries Needed

Take control of your vehicle's health with this Professional OBD2 Scanner. Compatible with all OBD II-compliant vehicles manufactured since 1996, this plug-and-play diagnostic tool lets you instantly read and clear engine fault codes, perform battery tests, and understand what's going on under the hood — all without needing a separate power source. It draws power directly from your car's OBD II port via USB, so you're always ready to diagnose.

Whether you're a seasoned mechanic or a first-time car owner, this scanner gives you the insight you need to make informed repair decisions and avoid costly trips to the shop.

Key Features

• ✅ Universal OBD II Compatibility – Works with all OBD II protocol vehicles (1996 and newer), including gasoline and diesel cars, SUVs, and light trucks
• ✅ Read & Clear Fault Codes – Quickly identify the cause of your check engine light and erase stored DTCs (Diagnostic Trouble Codes)
• ✅ Battery Testing – Check your car's battery health and charging system status
• ✅ USB Powered – Draws power directly from the OBD II port; no batteries required
• ✅ Plug & Play – No complicated setup, no software installation required
• ✅ Supports All Major OBD II Protocols – ISO 9141-2, KWP2000, PWM, VPW, CAN and more
• ✅ Compact & Portable – Lightweight design fits easily in your glove box or toolbag

What Can It Do?

• Diagnose engine warning lights and check engine codes
• Read live and freeze frame data
• Clear fault codes and reset warning lights
• Test your vehicle's battery and charging system
• Display vehicle information (VIN, CID, CVN)

Specifications

• Protocol Support: OBD II (ISO 9141-2, KWP2000, PWM, VPW, CAN)
• Power Source: USB powered via OBD II port (no batteries required)
• Wireless: No (wired connection)
• Vehicle Compatibility: All OBD II vehicles 1996 and newer
• Country of Origin: Made in Mainland China

Why Choose This OBD2 Scanner?

Stop guessing when your check engine light comes on. This scanner empowers you to diagnose issues yourself before spending money at a dealership or auto shop. Its no-fuss, battery-free design means it's always ready when you need it. Compact enough to live in your glove box, powerful enough to handle professional-grade diagnostics.

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For more information on vehicle diagnostic systems, visit the U.S. EPA's On-Board Diagnostics (OBD) resource.

Frequently Asked Questions

Q: Is this OBD2 scanner compatible with my vehicle?

A: This OBD2 scanner is compatible with all vehicles that support OBD II protocols, which includes virtually all cars, SUVs, and light trucks sold in the United States since 1996. Simply locate your OBD II port (usually under the dashboard near the steering column) and plug it in.

Q: Does the OBD2 scanner require batteries or external power?

A: No batteries are required. This scanner is USB powered and draws all the power it needs directly from your vehicle's OBD II port. Just plug it in and it's ready to use.

Q: Can this scanner clear the check engine light?

A: Yes. After reading and identifying the fault codes causing your check engine light, you can use this scanner to clear those codes and reset the warning light on your dashboard.

Q: What OBD II protocols does this scanner support?

A: This scanner supports all major OBD II protocols including ISO 9141-2, KWP2000, PWM, VPW, and CAN bus — covering the vast majority of OBD II-compliant vehicles worldwide.

Q: Can I perform a battery test with this scanner?

A: Yes. In addition to reading and clearing fault codes, this tool includes a battery testing function so you can check your car's battery health and charging system performance.