21
EEXX
Left and right wheels are off the
ground and right collision switch
fault
Put the vacuum on solid ground
and check the sensitivity of the
front bumper
EFXX
Left and right wheels are off the
ground and left and right collision
switch faults
EXX1
Left anti-drop sensor detects an
open space
Clean the bottom anti-drop sensor
EXX2
Front anti-drop sensor detects an
open space
EXX3
Front and left anti-drop sensors
detect an open space
Clean the front sensor and bottom
anti-drop sensor lenses
EXX4
Right anti-drop sensor detects an
open space
Clean the bottom anti-drop sensor
EXX5
Left and right anti-drop sensors
detect an open space
EXX6
Front and right anti-drop sensors
detect an open space
Clean the front sensor and bottom
anti-drop sensor lenses
EXX7
Front, left, and right anti-drop
sensors detect an open space
EXX8
Front bumper right infrared sensor
detects an obstacle
Clean the front bumper sensor lens
EXX9
Left anti-drop sensor detects an
open space and the front bumper
right infrared sensor detects an
obstacle
Clean the front bumper sensor and
bottom anti-drop sensor lenses
EXXA
Front anti-drop sensor detects an
open space and the front bumper
right infrared sensor detects an
obstacle
