If you are questioning whether you have depression, you can find self tests for depression on the internet, or in reading materials on the subject. (harmonia-madison.com)
The conditions for the fault to clear may involve a certain number of miles driven, cold start cycles completed or passed self tests. (mechanics.stackexchange.com)
This is a multi lecture, demonstration and self test course of 16 teaching hours, that each of my staff members and I completed and passed. (okawvetclinic.com)