Frontier 2WD L4-2.5L (QR25DE) (2005)
Cabin Air Filter: Service and Repair
IN-CABIN MICROFILTER
Removal and Installation
FUNCTION
The air inside the passenger compartment is filtered by the in-cabin microfilters when the heater or A/C controls are set on either the recirculation or
fresh mode. The two in-cabin microfilters are located in the heater and cooling unit assembly.
REPLACEMENT TIMING
Replacement of the two in-cabin microfilters is recommended on a regular interval depending on the driving conditions. Refer to "PERIODIC
MAINTENANCE". It may also be necessary to replace the two in-cabin microfilters as part of a component replacement if the in-cabin microfilters are
damaged.
REPLACEMENT PROCEDURE
1. Open the lower glove box and press in on the sides so that it will open completely allowing it to hang by the cord.
2. Remove the screw and remove the in-cabin microfilter cover.
3. Remove the in-cabin microfilters from the heater and cooling unit housing.