Reading and understanding OBD2 trouble codes today couldn't be easier. This is partly because of tools like Innova's Digital CAN OBD2 Code Reader.

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The hand-held Equus 3100 OBD-II code reader is versatile and easy to use. Just plug it into the diagnostic port, hit the link key, and wait for the codes to flow. The owner's manual has more than ...

The BlueDriver OBDII Scan Tool is a Bluetooth OBD code reader that links to your iPhone or Android device. This model happens to be the best-selling code ...

The Motopower OBD2 Car Code Reader is on sale for a mere $18, a 33% discount from its normal price of $27.

Already an affordable option, right now you can save over $25 on this diagnostic code reader from trusted brand Ancel.

At $40 ($28 for Inside Track Club members), the CEN-TECH OBD2 Code Reader is the cheapest auto scan tool that Harbor Freight sells. It's a bare-bones device designed primarily for checking and ...