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2021 Ford F-150 Owners Manual - Driver Alert



Driver Alert

Driver alert alerts you if it determines that you are becoming drowsy or if your driving deteriorates.

Driver Alert calculates your alertness level based on your driving behavior in relation to the lane markings and other factors through use of the front camera sensor behind the interior mirror.

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WARNING: Certain driving styles may result in the system warning you even if you are not feeling tired.

WARNING: In cold and severe weather conditions the system may not function. Rain, snow and spray can all limit sensor performance.

WARNING: The system will not operate if the sensor cannot track the road lane markings.

WARNING: If damage occurs in the immediate area surrounding the sensor, have your vehicle checked as soon as possible.

WARNING: The system may not correctly operate if your vehicle is fitted with a suspension kit not approved by us.

WARNING: The system may not operate properly if the sensor is blocked. Keep the windshield free from obstruction.

Note: If something is blocking the camera or damaged the windshield, Driver Alert may not function.

Driver alert may not function correctly if:

• The sensor cannot track the road lane markings.

• Your vehicle's speed is less than approximately 40 mph (65 km/h).

    Press Features on the touchscreen.

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    Press Driver Assistance.
    Switch Driver Alert on or off.

Note: The system remains on or off depending on how it was last set.

You can reset the system by either:

    Switching the ignition off and on.
    Stopping the vehicle and then opening and closing the driver door.

Message

Action

Driver Alert Warning Rest Now

Stop and rest as soon as it is safe to do so.

Driver Alert Warning Rest Suggested

Take a rest soon.

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