Notes - Mercedes-Benz S-Class Operator's Manual

Display messages
336
Display messages
Adaptive Highbeam Adaptive Highbeam
Assist Plus Assist Plus Inoper‐
ative ative
Adaptive Highbeam Adaptive Highbeam
Assist Plus Cur‐ Assist Plus Cur‐
rently Unavailable rently Unavailable
See Operator's See Operator's Man‐
ual ual
Engine
Display messages
+
Check Coolant Check Coolant
Level See Opera‐ Level See Opera‐
tor's Manual tor's Manual
? ?
Possible causes/consequences and M M Solutions
Adaptive Highbeam Assist Plus is faulty.
Inoper‐
Visit a qualified specialist workshop.
X
Adaptive Highbeam Assist Plus is deactivated and temporarily
inoperative. Possible causes are:
the windshield in the camera's field of vision is dirty.
R
Man‐
visibility is impaired due to heavy rain, snow or fog.
R
Clean the windshield.
X
If the system detects that the camera is fully operational, display
message Adaptive Highbeam Adaptive
is displayed.
Adaptive Highbeam Assist Plus is operational again.
Possible causes/consequences and M M Solutions
The coolant level is too low.
! Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
Add coolant, observing the warning notes before doing so
X
( page 408).
Y
If coolant needs to be added more often than usual, have the
X
engine coolant system checked at a qualified specialist work-
shop.
The fan motor is faulty.
At coolant temperatures below 257 ‡ (125 †), drive to the
X
nearest qualified specialist workshop.
Avoid subjecting the engine to heavy loads, e.g. driving in moun-
X
tainous terrain, and stop-and-go traffic.
Highbeam Assist Assist Plus Plus Available Available Again Again