On-board computer and displays, Display messages – Mercedes-Benz S-Class 2012 User Manual

Page 416

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Display messages

Possible causes/consequences and M Solutions

DISTRONIC PLUS
Currently

Unavailable See

Operator's Manual

DISTRONIC PLUS is deactivated and is temporarily inoperative if:

R

the DISTRONIC PLUS cover in the radiator grill is dirty.

R

its function is impaired due to heavy rain or snow.

R

the sensors in the bumpers are dirty.

R

the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.

R

the system is outside the operating temperature range.

R

the on-board voltage is too low.

A warning tone also sounds.
DISTRONIC PLUS is operational again and the display message
disappears if:

R

the dirt (e.g. slush) drops away while the vehicle is in motion.

R

the system detects that the sensors are fully available again.

R

the system is within the operating temperature range.

If the display message continues to be displayed:

X

Clean the DISTRONIC PLUS cover in the radiator grill
(

Y

page 467).

X

Clean the bumpers (

Y

page 467).

X

Restart the engine.

DISTRONIC PLUS
Inoperative

DISTRONIC PLUS is defective. BAS PLUS (Brake Assist PLUS) and
PRE-SAFE

®

Brake may be inoperative as well.

A warning tone also sounds.

X

Visit a qualified specialist workshop.

DISTRONIC PLUS
Override

You have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle.

X

Take your foot off the accelerator pedal.

DISTRONIC PLUS
--- mph

An activation condition for DISTRONIC PLUS is not fulfilled.

X

Check the activation conditions for DISTRONIC PLUS
(

Y

page 332).

414

Display messages

On-board computer and displays

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