Mercedes-Benz S-Coupe 2015 - Manual (Page 257)

Display messages Possible causes/consequences and M M Solutions
Collision Preven‐ Collision Preven‐
tion Assist Plus tion Assist Plus
Currently Unavail‐ Currently Unavail‐
able See Opera‐ able See Opera‐
tor's Manual tor's Manual
COLLISION PREVENTION ASSIST PLUS is temporarily not opera-
tional. Possible causes are:
R
the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display mes-
sage disappears.
COLLISION PREVENTION ASSIST PLUS is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 166).
X
Restart the engine.
Collision Preven‐ Collision Preven‐
tion Assist Plus tion Assist Plus
Inoperative Inoperative
COLLISION PREVENTION ASSIST PLUS is temporarily inoperative
due to a malfunction. Adaptive Brake Assist may also have failed.
X
Visit a qualified specialist workshop.
PRE-SAFE PRE-SAFE Functions Functions
Currently Limited Currently Limited
See See Operator's Operator's Man‐ Man‐
ual ual
PRE‑SAFE ® PLUS or PRE‑SAFE ® Brake is temporarily inoperative.
Possible causes are:
R function is impaired due to heavy rain or snow.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio sta-
tions or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display mes-
sage disappears.
PRE‑SAFE
® PLUS and PRE‑SAFE ® Brake are operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 166).
X
Restart the engine.
PRE-SAFE PRE-SAFE Functions Functions
Limited See Opera‐ Limited See Opera‐
tor's Manual tor's Manual
PRE‑SAFE ® PLUS or PRE‑SAFE ® Brake is unavailable due to a mal-
function. BAS PLUS may also have failed.
X
Visit a qualified specialist workshop.
Display messages
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