Trouble Judgment
WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
If the odometer information, which is stored in the combination meter, is abnormal when the ignition switch at the ON position and the system voltage is 10-16 volts (data from ETACS-ECU), DTC B1200 is stored.