If it doesn't work after 5 tries, you'll be locked out for 24 hours. $ y' u3 w( S* N5 w0 A2 @7 s 5 j3 S- { A9 G) P/ W0 t3 C" dIf your account becomes locked due to entering the wrong passcode, call the CRA's help desk at contact us to have your account unlocked.