Top 5 Affordable OBD2 Scanners for DIY Car Diagnosis

Every DIYer or weekend mechanic needs a reliable OBD2 scanner to quickly diagnose check engine lights and troubleshoot vehicle issues. These top 5 affordable OBD2 scanners from Amazon deliver solid features, dependable performance, and budget-friendly prices. Each one is linked using our affiliate tag — dirtyjunkyc0e-20 — to support DirtyJunkyCar.com. Let’s plug in and scan!

Price: ~$30
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The ANCEL AD310 is a reliable, no-nonsense scan tool with a large, easy-to-read LCD display. It reads and clears trouble codes, shows live data, and is compatible with most U.S. cars from 1996 and up. No batteries needed — it powers directly from your vehicle’s OBD2 port. Its rugged design and straightforward buttons make it ideal for beginners. A popular pick for basic diagnostics without breaking the bank.

Price: ~$30
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Autel’s AL319 provides a bit more refinement with I/M readiness check, freeze frame data, and live sensor readings. It features color display and audible readiness alerts for quick emissions testing. The device supports multiple languages and works with most 1996+ vehicles. Plug-and-play setup means you’re reading codes within seconds. It’s compact, reliable, and a great value for intermediate DIYers.

Price: ~$56
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A step up in diagnostics, the FOXWELL NT301 offers advanced features like live data graphing, onboard monitor test, and permanent code reading. It’s great for checking O2 sensors and emissions readiness. The 2.8" color screen and solid keypad layout make navigation smooth. Built to handle serious home garage work while staying affordable. A great long-term scanner for growing your tool arsenal.

Price: ~$20
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This ultra-budget scanner offers basic code reading and clearing at the lowest price point. It’s a plug-and-read unit that’s perfect for quick diagnostics on the go. The compact design fits in gloveboxes or center consoles for emergencies. While limited on features, it handles check engine light resets with ease. Great for beginners or as a backup scanner.

Price: ~$90
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If you want Bluetooth connectivity and app-driven diagnostics, BlueDriver is a powerful choice. It pairs with your smartphone via iOS or Android and provides enhanced code definitions, live data, and repair reports. The companion app is intuitive and loaded with real-time features. While pricier, it eliminates the need for a screen and adds remote scanning. Ideal for tech-savvy mechanics and serious DIYers.