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A camera monitors the traffic lane's marker linesand compares the direction of the road with thedriver's movements of the steering wheel.
The vehicle is moving erratically in the lane.
If driving behavior becomesconsiderably erratic, the driverwill be alerted by this symbol inthe instrument panel, an audi-ble signal and the messageTime for a break.
If the vehicle is equipped with SensusNavigation* and the Rest Stop Guidance func-tion is activated, suggestions will also be providedfor suitable places to take a break.
The warning will be repeated after a short time ifdriving behavior does not improve.
WARNING
Driver Alert Control must not be used toextend a period of driving. The driver shouldplan in breaks at regular intervals and makesure they are well rested.
WARNING
The function is supplementary driver sup-port intended to facilitate driving and helpmake it safer – it cannot handle all situa-tions in all traffic, weather and road condi-tions.
The driver is advised to read all sectionsin the Owner's Manual about this functionto learn of its limitations, which the drivermust be aware of before using the func-tion.
Driver support functions are not a substi-tute for the driver's attention and judg-ment. The driver is always responsible forensuring the vehicle is driven in a safemanner, at the appropriate speed, with anappropriate distance to other vehicles,and in accordance with current trafficrules and regulations.
WARNING
An alarm from Driver Alert Control should betaken very seriously since a sleepy driver isoften not aware of their own condition.
If the alarm sounds or you feel fatigued:
Stop the vehicle safely as soon as possi-ble and rest.
Studies have shown that it is just as danger-ous to drive while tired as it is to drive underthe influence of alcohol or other stimulants.
Related information
Driver support systems (p. 260)
Activating/deactivating Driver Alert Control(p. 336)
Selecting guidance to a rest area if theDriver Alert Control warning has been given(p. 336)
Driver Alert Control limitations (p. 336)
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Activating/deactivating Driver AlertControl
The Driver Alert Control (DAC) function can beactivated/deactivated.
On/Off
To change DAC settings:
1.Tap Settings in the center display's Topview.
2.Select My CarIntelliSafeDriver AlertControl.
3.Select/deselect Alertness Warning to acti-vate/deactivate DAC.
Related information
Driver Alert Control (p. 334)
Driver Alert Control limitations (p. 336)
Selecting guidance to a rest area ifthe Driver Alert Control warning hasbeen given
The Rest Stop Guidance function can beswitched on or off.
In vehicles equipped with Sensus Navigation*, thedriver can activate a guide that can automaticallysuggest a suitable rest stop if the DAC warningis given.
To select Rest Stop Guidance:
1.Tap Settings in the center display's Topview.
2.Select My CarIntelliSafeDriver AlertControl.
3.Select/deselect Rest Stop Guidance toactivate/deactivate the function.
Related information
Driver Alert Control (p. 334)
Driver Alert Control limitations
Driver Alert Control (DAC) functionality may bereduced in certain situations.
In certain situations, the system may provide awarning even if it has not detected a change indriving behavior, e.g.:
in strong crosswinds
on grooved road surfaces.
WARNING
In certain cases, driving behavior might not beaffected despite the driver's fatigue – whenusing the Pilot Assist function – resulting inthe driver not getting a warning from DAC.
It is therefore very important to always stopand take a break at the slightest sign of fati-gue, regardless of whether the DAC functionhas issued a warning or not.
NOTE
The function uses the vehicle's camera andradar sensor, which has certain general limita-tions.
Related information
Driver Alert Control (p. 334)
Camera/radar sensor limitations (p. 300)
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Lane Keeping Aid
Lane Keeping Aid (LKA80) is designed toactively steer the vehicle on freeways, highwaysand other major roads to help the driver reducethe risk of the vehicle unintentionally veering outof the lane.
Lake Keeping Assistance steers the vehicle backinto the lane and/or alerts the driver using vibra-tions in the steering wheel.
Lane Keeping Aid is active at speeds between65–200 km/h (40–125 mph) on roads withclearly visible traffic lane marker lines.
On narrow roads, the function may be unavailableand go into standby mode. The function willbecome available again when the road becomessufficiently wide.
A camera monitors the road/traffic lane's marker lines.
Lane Keeping Aid steers the vehicle back into its lane.
Lane Keeping Aid alerts the driver using vibrations in thesteering wheel.
Depending on the settings used, Lane KeepingAid functions in different ways:
Assist enabled: When the vehicleapproaches a lane marker line, the functionwill actively steer the vehicle back into thelane using light pressure on the steeringwheel.
Warning enabled: If the vehicle is about tomove over a lane marker line, the driver willbe alerted by vibrations in the steering wheel.
NOTE
When the direction indicators/turn signals areactivated, the Lane Keeping Aid does not pro-vide any warning or intervene with steering.
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WARNING
The function is supplementary driver sup-port intended to facilitate driving and helpmake it safer – it cannot handle all situa-tions in all traffic, weather and road condi-tions.
The driver is advised to read all sectionsin the Owner's Manual about this functionto learn of its limitations, which the drivermust be aware of before using the func-tion.
Driver support functions are not a substi-tute for the driver's attention and judg-ment. The driver is always responsible forensuring the vehicle is driven in a safemanner, at the appropriate speed, with anappropriate distance to other vehicles,and in accordance with current trafficrules and regulations.
Lane Keeping Aid does not intervene
Lane Keeping Aid does not intervene in sharp insidecurves.
In certain cases, such as when a turn signal isused or when "straightening out" an inside curve,Lane Keeping Aid will not provide steering assis-tance or alerts.
Related information
Driver support systems (p. 260)
Steering assistance with Lane Keeping Aid(p. 338)
Activating/deactivating Lane Keeping Aid(p. 339)
Lane Keeping Aid limitations (p. 339)
Lane Keeping Aid symbols and messages(p. 341)
Steering assistance with LaneKeeping Aid
Steering assistance with Lane Keeping Aid
(LKA81) only functions if the driver's hands areon the steering wheel, which the system continu-ously monitors.
If the driver's hands are not onthe steering wheel, an audiblesignal will be given and a mes-sage will instruct the driver toactively steer the vehicle:
Lane Keeping Aid – Apply steering
If the driver does not begin to steer the vehicle,the function will go into standby mode and thismessage will be displayed:
Lane Keeping Aid – Standby untilsteering applied
The function will then be unavailable until thedriver begins actively steering the vehicle again.
Related information
Lane Keeping Aid (p. 337)
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Activating/deactivating LaneKeeping Aid
The Lane Keeping Aid (LKA82) function isoptional – the driver can choose to have thefunction activated or deactivated.
Activate or deactivate the func-tion using this button in thecenter display's Function view.
GREEN button indicator light – the functionis activated.
GRAY button indicator light – the function isdeactivated.
Related information
Lane Keeping Aid (p. 337)
Selecting type of assistance for Lane Keep-ing Aid (p. 339)
Selecting type of assistance forLane Keeping Aid
The driver can determine what types of assis-
tance Lane Keeping Aid (LKA83) should provideif the vehicle veers from its lane.
1. Select SettingsMy CarIntelliSafe inthe center display's Top view.
2.Under Lane Keeping Aid Mode, selectwhat assistance the function should provide:
Assist the driver will receive steeringassistance but no warning.
Both – the driver receives steering assis-tance and a warning through vibrations inthe steering wheel.
Warning – the driver is only warnedthrough vibrations in the steering wheel.
Related information
Lane Keeping Aid (p. 337)
Lane Keeping Aid limitations
In certain demanding driving conditions, Lane
Keeping Aid (LKA84) may not be able to properlyassist the driver. In these situations, it is recom-mended that the function be deactivated.
Examples of such situations include:
road work
winter driving conditions
poor road surfaces
a very sporty driving style
bad weather with reduced visibility
roads with indistinct or no lane markings
sharp edges or lines other than the lane'sside markings
when speed-dependent power steeringwheel resistance is working at reducedpower – e.g. during cooling due to overheat-ing.
The function cannot detect barriers, railings orsimilar obstacles at the side of the lane.
NOTE
The function uses the vehicle's camera andradar sensor, which has certain general limita-tions.
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Related information
Lane Keeping Aid (p. 337)
Speed-dependent steering wheel resistance(p. 260)
Camera/radar sensor limitations (p. 300)
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Lane Keeping Aid symbols andmessages
A number of symbols and messages related to
Lane Keeping Aid (LKA85) may be displayed inthe instrument panel.Some examples of symbols and messages are shown in the table below.
SymbolMessageMeaning
Driver support system
Reduced functionality Service required
The system is not functioning as intended. Contact a workshop ‒ an authorized Volvo work-shop is recommended.
Windscreen sensor
Sensor blocked, see Owner's manual
The camera's ability to detect the lane in front of the vehicle is reduced.
Lane Keeping Aid
Apply steering
LKA's steering assistance is disabled when the driver's hands are not on the wheel. Followthe instructions and steer the vehicle.
Lane Keeping Aid
Standby until steering applied
LKA will go into standby mode until the driver begins steering the vehicle again.
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A text message can be erased by briefly pressing
the button in the center of the right-sidesteering wheel keypad.
If the message persists: Contact a workshop ‒ anauthorized Volvo workshop is recommended.
Related information
Lane Keeping Aid (p. 337)
Lane Keeping Aid symbols in the instrumentpanel (p. 343)