Other information:
Set the mode selector dial to the
position and turn the fan
control dial to the desired speed.
In this position, the outside air position is automatically selected, and
when the fan control dial is ON, the air conditioner automatically turns
on...
DESCRIPTION When an internal malfunction is detected in the certification ECU (smart key ECU assembly), this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area B278C87 Power Source Control System Missing Message An internal malfunction occurs in the certification ECU (smart key ECU assembly)...