Mercedes-Benz S-Class 2009 Owner's Manual page 390

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PARKTRONIC*
Problem
Only the red segments
in the PARKTRONIC
warning display are lit.
You also hear a warning
tone for approximately
two seconds.
PARKTRONIC is deacti-
vated after approx-
imately 20 seconds and
the indicator lamp in
the PARKTRONIC but-
ton lights up.
Only the red segments
in the PARKTRONIC
warning display are lit.
PARKTRONIC is deacti-
vated after approx-
imately 20 seconds.
Only the red segments
in the PARKTRONIC
warning display are lit.
PARKTRONIC is deacti-
vated after approx-
imately 20 seconds.
Headlamps
Problem
The headlamps are mis-
ted up on the inside.
* optional
Possible causes/consequences and X X Solutions
PARKTRONIC has malfunctioned and has switched itself off.
If problems persist, have PARKTRONIC checked at a qualified
X
specialist workshop.
The PARKTRONIC sensors are dirty or there is interference.
Clean the PARKTRONIC sensors (
X
Switch the ignition back on.
X
The problem may be caused by an external source of radio or
ultrasound waves.
See if PARKTRONIC functions in a different location.
X
Possible causes/consequences and X X Solutions
Air humidity is very high.
Drive with the headlamps switched on.
X
The headlamps are demisted after a short distance.
The headlamp housing is not sealed and moisture has been able
to enter.
Have the headlamps checked at a qualified specialist workshop.
X
Version: 2.11.7.7
Troubleshooting
page 335).
Y
387
Z