Toyota RAV4 2001 Owner's Manual page 190

2-4. Using other driving systems
Vehicles with spare tire
188
In the following cases, it may become
difficult to see images on the screen
even if the system functions correctly.
●
The vehicle is in a dark area, such
as at night.
●
The temperature near the lens is
extremely high or low.
●
Water droplets are on the camera
lens or humidity is high, such as
when it rains.
●
Foreign matter, such as snow or
mud, adheres to the camera lens.
●
The camera lens is scratched or has
dirt on it.
●
The sun or headlights are shining
directly into the camera lens.
●
A bright object such as a white wall
is reflected in the mirror surface
over the screen.