Mercedes-Benz G-Class G461 Owner's Manual page 139

Air filter indicator lamp
If the air filter needs servicing, you will see
the ‰ indicator lamp light up continu-
ously in the instrument cluster.
Have the filter cartridge renewed at a
qualified specialist workshop only, e.g.
a Mercedes-Benz Service Centre.
nur für internen Gebrauch
Operation
Engine compartment
137