Lexus LX 570 Owner's Manual page 341

340
4-5. Using the driving support systems
Automatic system cancelation
■
Crawl Control

In the following situations, the buzzer will sound intermittently and Crawl Control will be
canceled automatically. In this event, the Crawl Control indicator will flash and then go
off, the turn assist indicator will go off (if the Turn Assist function is in use), and a message
stating that Crawl Control has been turned off will be displayed on the multi-information
display for several seconds.
When the shift lever is moved to "P" or "N".
●
When the four-wheel drive control switch is in "H4".
●
When the driver's door is opened.
●
Turn Assist function

When the center differential is locked, the buzzer will sound intermittently and the Turn
Assist function will be canceled automatically. In this event, the Turn Assist indicator will
go off, and a message stating that the Turn Assist function has been turned off will be dis-
played on the multi-information display for several seconds.
Function limitations
■
Crawl Control

In the following situations, brake control can be used to drive downhill at a constant
●
speed. However, engine control is not available when driving uphill at a constant speed.
• When switched to second start mode
In the following situation, engine control and brake control will stop temporarily. In this
●
event, the Crawl Control indicator will flash.
• When the vehicle speed exceeds approximately 25 km/h (15 mph).
Turn Assist function

In the following situations, the Turn Assist function will stop temporarily. In this event, the
Turn Assist indicator will flash.
When the vehicle speed exceeds approximately 10km/h (6 mph).
●
When the shift lever is moved to "R".
●
When the Crawl Control system is operated continuously
■
If Crawl Control is used continuously for a long time, the buzzer will sound, a malfunc-
●
tion notification will be displayed on the multi-information display, the Crawl Control
indicator will go off, and Crawl Control will be temporarily inoperable as a result of the
brake system overheating. In this event, stop the vehicle immediately in a safe place,
and allow the brake system to cool down sufficiently until the TRC OFF indicator goes
off. (In the meantime, normal driving is possible.)
If Crawl Control is used continuously for a long time, the buzzer will sound, the system
●
will be temporarily canceled, and a malfunction notification will be displayed on the
multi-information display as a result of the automatic transmission system overheating.
Stop the vehicle in a safe place until the display goes off.
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