Technical Description (Comment)
WARNING: This page is about a different car, the 2005 Mitsubishi Endeavor. However, it is still accessible from the selected car via links, so may be relevant.
If the scan tool (MUT-III Sub Assembly) can not communicate with the ABS system, the CAN bus lines may be defective. If the ABS system does not work, the TCL/ASC-ECU or its power supply circuit may be defective.