an examination to discover and repair faults

redo, restore

to think about (a decision etc) again and perhaps change one's opinion

think about again

to give a new name to (a person, thing); to redesign (something)

correct, edit

to think about (something) again; reconsider

reconsider

to read (something) carefully, especially in order to correct and improve it; to reconsider and change (something)

correct, edit