Once you’ve located the OBD port, plug the OBD scanner’s connector cable into it. Typically, you’ll want to ensure your Camry is in the “ON” position without actually switching the engine on, but some scanners require you to have the vehicle in “Idle” while using the tool. For this reason, it’s always a good idea to check and double-check the instructions that come with your scanner.
After a few seconds, you should receive a list of all “active” and “pending” error codes, all of which begin with a letter followed by four numbers—here’s how to read them:
The numbers, on the other hand, can be read as follows: