Lexus NX 300h 2020 Owner's Manual page 264

262
4-5. Using the driving support systems
Rear Cross Traffic Alert buzzer hearing
■
Rear Cross Traffic Alert function may be
difficult to hear over loud noises such as
high audio volume.
When "Blind Spot Monitor Unavailable"
■
is shown on the multi-information dis-
play
Water, snow mud, etc., may be built up in
the vicinity of the sensor area of bumper.
(P.263) Removing the water, snow, mud,
■ Certification for the Blind Spot Monitor system
For vehicles sold in the U.S.A.

For vehicles sold in Canada

etc., from the vicinity of the sensor area
bumper should return it to normal. Also, the
sensor may not function normally when
used in extremely hot or cold weather.
When "Blind Spot Monitor System Mal-
■
function Visit Your Dealer" is shown on
the multi-information display
There may be a sensor malfunction or volt-
age abnormality. Have the vehicle
inspected at a Lexus dealer.