2019 MERCEDES-BENZ S CLASS Owners Manual

Display messagesPossible causes/consequences andPPSolutions
Active Steering Assist Cur-rently Unavailable SeeOperator's Manual
#If necessary,cleanthe windshield inthe camera'sfield of vision.
#Checkthe tire pressure if necessary.

Display messagesPossible causes/consequences andPPSolutions
#Takeoverthesteering and drive on in accordance withthe traffic conditions.
Traffic Sign Assist Cur-rently Unavailable SeeOperator's Manual
*Traffic Sign Assist istemporarily unavailable.
#Drive on.Oncethe cause ofthe problem is no longer present,the system will beavailable again.

Display messagesPossible causes/consequences andPPSolutions
Oncethe cause ofthe problem is no longer present, driving systems and driving safety systems will beavailableagain.
Ifthe display message does not disappear:
#Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions.
#Cleanthe windshield.
Active Lane Keeping AssistInoperative
*Active LaneKeeping Assist is malfunctioning.
#Consult aqualified specialistworkshop.
Malfunction Drive at Max.50 mph
*AIRMATIC is functioning onlytoa limitedextent. Thevehicle's handlingcharacteristics may be affected.
*NOTEThe tires ofthe front axle orthe frontfenderscould be damagedbylargesteering movements
#Avoid largesteering movements while driving and listenfor scraping sounds.
#Ifyou hear scraping sounds, pullover andstopthevehicle safely, paying attentiontoroad and traffic con‐ditions, and set a highervehicle level if possible.
#Drive in a manner appropriateforthe current level, but do notexceed 50mph (80 km/h).
#Visit aqualified specialistworkshop.Active Body Control is malfunctioning. Thevehicle's handlingcharacteristics may be affected.
*NOTEThe tires ofthe front axle orthe frontfenderscould be damagedbylargesteering movements
#Avoid largesteering movements while driving and listenfor scraping sounds.
Display messages andwarning/indicator lamps497

Display messagesPossible causes/consequences andPPSolutions
#Ifyou hear scraping sounds, pullover andstopthevehicle safely, paying attentiontoroad and traffic con‐ditions, and set a highervehicle level if possible.
#Do not drive at speeds greaterthan 50mph (80 km/h).
#Visit aqualified specialistworkshop.
Blind Spot Assist Not Avail-able When Towing a TrailerSee Operator's Manual
*Whenyou establishthe electrical connectiontothe trailer, Blind Spot Assist is unavailable.
#Pressthe left-handTouch Control and acknowledgethe display message.

Display messagesPossible causes/consequences andPPSolutions
#Set a highervehicle level (→page216).Depending onthe malfunction,thevehicle israised.
¢
Max. Speed 22 mph
*Thevehicle has been settotransportlevel.Transport level is not a permissible driving level. Only suitablefor trans‐portingthevehicle.
#Do not drivefasterthan 22mph (35 km/h).
¢
Lowering
*Thevehicle level may be loweredforthefollowingreasons:
Ryou haveselected a different drive program.
Ryou haveexceeded a critical speed.
Ryou havechangedthevehicle levelbypressing a button.

Display messagesPossible causes/consequences andPPSolutions
Off

Display messagesPossible causes/consequences andPPSolutions
Suspended
Active Distance Assist Cur-rently Unavailable SeeOperator's Manual
*Active Distance AssistDISTRONIC istemporarily unavailable.
The ambient conditions are outsidethe system limits (→page 203).
#Drive on.As soon asthe ambient conditions are withinthe system limits,the system will becomeavailable again.
Active Distance Assist Inop-erative
*Active Distance AssistDISTRONIC is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
#Visit aqualified specialistworkshop.
Active Distance Assist NowAvailable
*Active Distance AssistDISTRONIC is operational again and can be activated (→page 204).

Display messagesPossible causes/consequences andPPSolutions
Active Lane Keeping AssistCamera View RestrictedSee Operator's Manual
Possible causes are:
Rdirt onthe windshield inthe camera'sfield of vision
Rheavyrain, snow orfog
Driving systems and driving safety systems may be malfunctioning ortemporarily unavailable.
Oncethe cause ofthe problem is no longer present, driving systems and driving safety systems will beavailableagain.
Ifthe display message does not disappear:
#Pullover andstopthevehicle safely as soon as possible, paying attentiontoroad and traffic conditions.
#Cleanthe windshield.
Engine
Display messagesPossible causes/consequences andPPSolutions
=
See Operator's Manual
*The battery is not beingcharged.
*NOTEPossible engine damage ifyou continue driving
#Do not continue driving under any circumstances.
#Consult aqualified specialistworkshop.
#Pullover andstopthevehicle safely and switch offthe engine, paying attentiontoroad and traffic conditions.
502Display messages andwarning/indicator lamps