Mercedes-Benz 2009 R-Class Operator's Manual page 316

Practical hints
Vehicle status messages in the multifunction display
Display messages
314
Possible cause/consequence Possible solution
With the seat unoccupied and the ignition
switched on,
the 59 indicator lamp in the
R
center console should illuminate and remain
illuminated, indicating that the OCS
( Y page 51) has deactivated the front
passenger front air bag.
Front Passenger Airbag
the message
R
Enabled See Operator's Manual
Front Passenger Airbag
message
Disabled See Operator's Manual
not appear in the multifunction display at any
time the seat is unoccupied. Wait at least
60 seconds for the system to complete the
necessary check cycles and to make sure
neither message appears in the multifunction
display.
If above conditions are met, you can occupy the
front passenger seat again. Depending on the
front passenger classification sensed by the
OCS, the 59 indicator lamp will
remain illuminated or go out.
If above conditions are not met, the system is not
working properly. Have the system checked as
or the
should