Warning And Indicator Lamps In The Instrument Cluster - Mercedes-Benz S-Class Coupe Operator's Manual

Warning and indicator lamps in the instrument cluster

Display messages
Â
Key Not Detected
(red display message)
Â
Remove 'Start' But‐
ton and Insert Key
Warning and indicator lamps in the instrument cluster
General notes
Some systems carry out a self-diagnosis when the ignition is switched on. Therefore, some indicator
and warning lamps may light up or flash temporarily. This behavior is non-critical. These indicator
and warning lamps only indicate a malfunction if they light up or flash after starting the engine or
whilst driving.
Possible causes/consequences and M Solutions
The SmartKey is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle cen-
trally or start the engine.
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Locate the SmartKey.
X
Press a on the steering wheel to confirm the display message.
X
Because there is interference from a strong source of radio waves, the
key is not detected whilst the engine is running.
A warning tone also sounds.
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Insert the SmartKey into the ignition lock and bring into key mode.
X
The SmartKey is continually undetected.
The SmartKey detection function has a temporary malfunction or is
faulty. A warning tone also sounds.
Insert the SmartKey into the ignition lock and turn it to the desired
X
position.
Visit a qualified specialist workshop.
X
page 153).
Y
page 153).
Y
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Z