DTC B14AD-02: Front Display Screen - General signal failure: Action

NOTE: If this Diagnostic Trouble Code(s) is set simultaneously with a cluster of Diagnostic Trouble Code(s) including U200F-11, check symptoms for U200F-11 first, rectify the fault, clear Diagnostic Trouble Code(s) and retest

Refer to the electrical circuit diagrams and check the Touchscreen APIX circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary, clear the Diagnostic Trouble Code(s) and retest