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

NOTE: If this DTC is logged simultaneously with a cluster of DTCs including U200F-11, check symptoms for U200F-11 first, rectify the fault, clear DTCs 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 or replace wiring harness as necessary, clear the DTCs and retest