Work vehicle error canceling device and work vehicle error canceling method

摘要

It is an object of the present invention to provide an error canceling device for a work vehicle and an error canceling method for the work vehicle that allow a specific person such as a service person to reliably cancel an error related to the exhaust gas treatment system. An error canceling device for the work vehicle (1) for canceling the exhaust gas treatment system related error when an exhaust gas treatment system related error occurs, and an input unit (22) for inputting at least temporary input information; An authentication unit (11A) that has a processing algorithm common to the processing algorithm of the external device that generates the temporary input information, and authenticates the input temporary input information using the processing algorithm, and a predetermined operation When the temporary input information acquired from the external device is input using the inquiry information obtained through the procedure, and the temporary input information is authenticated by the authentication unit (11A), the exhaust gas treatment system-related An error cancellation processing unit (11B) for canceling the error.