Mercedes-Benz GL-Class 2009 Owners Manual - Manual (Page 339)

Vehicle status messages in the multifunction display
337
Display messages Possible cause/consequence Possible solution
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
soon as possible at an authorized Mercedes-Benz
Center.
G Warning!
If the 59 indicator lamp remains out even after performing the above corrective steps, do not have any children 12 years old
and under and other small individuals use the front passenger seat until the system has been repaired.
Practical hints
Z