2010 Lexus GS 450h Owners Manual - Page 181
2010 Lexus GS 450h Manual
Page 181 highlights
2-4. Using other driving systems
183
2-4. Using other driving systems
2
When driving
GS_HV_U (OM30C81U)
June 30, 2011 9:20 am
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Automatic cruise control cancelation
The set speed is automatically canceled in any of the following situations.
●
Actual vehicle speed falls more than 10 mph (16 km/h) below the preset vehicle
speed
At this time, the memorized set speed is not retained.
●
Actual vehicle speed is below 25 mph (40 km/h)
●
Enhanced VSC is activated
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If the cruise control indicator light flashes
Press the “ON-OFF” button off once, and then reactivate the system.
If the cruise control speed cannot be set or if the cruise control cancels immediately
after being activated, there may be a malfunction in the cruise control system. Have
the vehicle inspected by your Lexus dealer.
CAUTION
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To avoid operating the cruise control by mistake
Keep the “ON-OFF” button off when not in use.
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Situations unsuitable for cruise control
Do not use cruise control in any of the following situations.
Doing so may result in control of the vehicle being lost and could cause an accident
resulting in death or serious injury.
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In heavy traffic
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On roads with sharp bends
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On slippery roads, such as those covered with rain, ice or snow
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On steep hills
Vehicle speed may exceed the set speed when driving down a steep hill.
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On winding roads
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When emergency towing