Lexus 2013 IS 350, Owner'S Manual

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4-2. Driving procedures
4
Dr
iving
IS350 AWD/IS350/IS300 AWD/IS300_U
■
Automatic deactivation of shift range selection in the D position
Shift range selection in the D position will be deactivated in the following situations:
●
When the vehicle comes to a stop
●
If the accelerator pedal is depressed for more than a certain period of time
●
When the shift lever is shifted to a position other than D
■
To protect the automatic transmission
“Transmission Fluid Temp High See Owner’s Manual” is displayed on the multi-informa-
tion display and a function is adopted that automatically selects a higher shift range when
the fluid temperature is high. Have the vehicle inspected by your Lexus dealer.
■
Downshifting restriction warning buzzer
To help ensure safety and driving performance, downshifting operation may sometimes
be restricted. In some circumstances, downshifting may not be possible even when the
shift lever or paddle shift switch is operated. (A buzzer will sound twice.)
■
Snow mode automatic deactivation
Snow mode is automatically deactivated if the engine switch is turned off after driving in
snow mode.
■
Gear position display on the multi-information display
When Gear positions is selected for a Drive Information screen on the multi-information
display and the shift lever is in the D or M position, the currently selected gear position
will be displayed on the multi-information display. (The display changes according to the
shift lever position and driving conditions.)
■
When driving with dynamic radar cruise control activated
Even when performing the following actions with the intent of enabling engine braking,
engine braking will not activate because dynamic radar cruise control will not be can-
celed.
●
8-speed models: While driving in the D position, downshifting to 7, 6, 5 or 4.
(

P. 248)
●
6-speed models: While driving in the D position, downshifting to 5 or 4.
(

P. 248)
●
When switching the driving mode to sport mode while driving in D position.
(

P. 297)
■
Restraining sudden start (Drive-Start Control)
●
When the following unusual operation is performed, the engine output may be
restrained.
• When the shift lever is shifted from R to D, D to R, N to R, P to D, or P to R (D
includes M) with the accelerator pedal depressed, a warning message appears on
the multi-information display. (

P. 537)
• When the accelerator pedal is depressed too much while the vehicle is in reverse.