300E 4MATIC (124.230) L6-3.0L (103.985) (1990)
Cabin Air Filter: Service and Repair
Replacement Interval
If Equipped:
Filter replacement is recommended every 20,000 km (12,500 miles), or every two years. Under extremely dusty conditions or if odors are present, the
filter should be changed more frequently.
NOTE: The filter cannot be cleaned.