Lexus GS 450h 2008 Owner's Manual page 346

3-4. Using the hands-free system (for cellular phone)
Changing the security settings
You can disable certain hands-free system functions. Use the security set-
tings when you do not wish other people to see the registered data, for
example when having the vehicle valet parked at a hotel.
To enable or disable security, the security code (4 digits) is required. The
default code is "0000". Be sure to change the security code before use.
■
Changing the security code
Press
STEP 1
Touch
STEP 2
Touch
STEP 3
Touch
STEP 4
STEP 5
344
.
on the "Information" screen.
on the "Telephone" screen.
on the "Settings" screen.
Touch
rity Code" section.
in the "Secu-