trailer MERCEDES-BENZ S CLASS 2019 User Guide

Display messagesPossible causes/consequences andPPSolutions
Drive More Slowly*You are drivingtoofastforthe selectedvehicle level.
#In ordertoadjustthevehicle level,you must not drive at speeds greaterthan 50mph (80 km/h).
#In ordertoadjustthevehicle level during trailer operation,you must not drive at speeds greaterthan19mph(30 km/h).
Blind Spot Assist CurrentlyUnavailable See Operator'sManual
*Blind Spot Assist istemporarily unavailable.
The system limits havebeenreached (→page243).
#Drive on.Oncethe cause ofthe problem is no longer present,the system will beavailable again.
or
#Ifthe display message does not disappear,stopthevehicle while paying attentiontoroad and traffic conditionsandrestartthe engine.
#If necessary,cleantherear bumper. Ifthe bumper isextremelydirty,the sensors inthe bumper may be mal‐functioning.
Active Steering Assist Inop-erative
*ActiveSteering Assist is malfunctioning.Active Distance AssistDISTRONICremainsavailable.
#Visit aqualified specialistworkshop.
Display messages andwarning/indicator lamps493

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.