Suzuki Wagon R Manual page 1086

MAINTENANCE AND LUBRICATION 0B-17
ITEM 6-9
Ventilator Air Filter (if equipped)
Inspection
1) Remove air filter from air inlet box or cooling unit by removing
filter cover located on bottom of case.
2) Check filter for dirt. Replace excessively dirty filter.
3) Blow off dust by compressed air from air outlet side of filter.
4) Install filter to air inlet box or cooling unit referring to Section 1B.
Replacement
Replace ventilator air filter with new one referring to Section 1B.