― When driving in rain, mist, or snow
― Ice, snow, frost, rain, or other foreign matter such as dirt is adhering to camera surface
― Vehicle is driven up or down steep slopes
― Vehicle is driven with significantly unevenly worn tires
― Vehicle is driven on uneven roads
― Surrounding area is dark such as at nighttime or evening, early morning, and in tunnel or indoor parking
― Vehicle is equipped with tire chains or spare tire
― Vehicle is towing another vehicle
― Vehicle is tilted due to heavy cargo
― Camera is subjected to strong light (such as backlight or high-beam of vehicle behind)