Inspection Procedure 2: Keyless Entry Hazard Light ANSWERBACK Function Or The Dome Light ANSWERBACK Function Does Not Work Normally: Notes
WARNING: This page is about a different car, the 2019 Mitsubishi Eclipse Cross. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.