Toyota COROLLA Owner's Manual page 213

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Operation conditions
This function operates when all of the following conditions are met.
●LDA is turned on.
●Vehicle speed is approximately 50 km/h (32 mph) or more.
●System recognizes white (yellow) lines.
●Width of traffic lane is approximately 3 m (9.8 ft.) or more.
●Turn signal lever is not operated.
●Vehicle is driven on a straight road or around a gentle curve with a radius of
more than approximately 150 m (492 ft.).
●No system malfunctions are detected. (P. 444)
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Temporary cancellation of functions
When operation conditions are no longer met, a function may be temporarily
canceled. However, when the operation conditions are met again, operation
of the function is automatically restored. (P. 211)
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Lane departure alert function
The warning buzzer may be difficult to hear due to external noise, audio play-
back, etc.
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White (yellow) lines are only on one side of road
The LDA system will not operate for the side on which white (yellow) lines
could not be recognized.
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After the vehicle has been parked in the sun
The LDA system may not be available and the LDA indicator comes on in yel-
* 1
low or a warning message may be displayed
When the temperature in the cabin decreases and the temperature around
the front sensor (P. 190) becomes suitable for its operation, the system will
begin to operate.
* 1
: Vehicles with a 3-ring meter
* 2
: Vehicles with a 2-ring meter
4-5. Toyota Safety Sense
* 2
for a while after starting off.
211
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