Judgment Criteria
WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
When the ETACS-ECU < Vehicles without Keyless Operation System > or KOS-ECU < Vehicles with Keyless Operation System > receives an abnormal vehicle speed signal consecutively with the ignition switch (engine starting switch) in the ON position, the ECU determines that there is a failure.