Lexus LS460 Owners Book page 273

Message
! Guidance
unavailable.
! System not ready.
! Depress the
brake pedal.
! Clean Park Sonar.
Cause
Some sort of malfunction
has occurred within the
system.
-
"OK" is touched while the
brake hold system is on.
The sensors may be
affected by extreme cold
or covered by foreign mat-
ter.
2-4. Using other driving systems
What to do
Have your vehicle checked by
your Lexus dealer.
Take your vehicle to your
Lexus dealer.
Depress the brake pedal and
touch "OK".
Rinse with water and wipe with
a soft cloth. Wash with a mild
cleanser and rinse if necessary.
If the message is still displayed,
have your vehicle checked by
your Lexus dealer.
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