http://personal.utulsa.edu/~nathan-buchanan/93fsm/engine/26diagnosi.pdf
This works for other Toyotas as well, but I was specifically looking for it for a Camry with a 2.0. I think it’s correct for that model, but won’t guarantee it. Shows the sharktooth patterns that indicate code numbers and details their meanings. I’ll try to save/upload a copy of the PDF as well in case it ever disappears from the above location.