From Longman Dictionary of Contemporary Englishgo haywirego haywireinformalBROKEN to start working in completely the wrong way My computer’s gone haywire. → haywire
Examples from the Corpus
go haywire• And consider buying the same set-up as a friend so you have some one to lean on when things go haywire.• Until recently geophysicists thought that at this low point the magnetic field would also go haywire.• With khaki behind the counter, the prices went haywire.• My computer has gone haywire again.• Everything would go haywire if he saw her.• If something goes haywire, it should be fairly easy to isolate the offending software.• When compression software really goes haywire, you can lose everything on your hard disk. 