When to replace the Air Filter on your TOYOTA 4RUNNER
Recommended replacement interval for the part category Air filter : 12 month / 15000 km
Important!
This replacement procedure can be used for:
TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_) 4.7 4WD (UZN215) View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Air Filter for 4 RUNNER (UZN21_, KZN21_, GRN21_) and other TOYOTA models
Alternative products
How to change Air filter on Toyota 4runner UZN210 4.0 4WD (GRN215) – step-by-step instructions for straightforward car repair Air filter
Tools
Replacement: air filter – TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_). Tools you might need:
Microfibre towel
Fender cover
AUTODOC recommends:
  • Replacement: air filter – TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_). Do not ignore the maintenance schedule, recommendations, and requirements specified by the manufacturer on the use of the car part.
  • All work should be done with the engine stopped.
Replacement: air filter – TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_). Use the following procedure:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Air Filter on Toyota 4runner UZN210 2002 - free PDF and video manuals
    Release the air filter cover clips.
  2. Step 4
    How to replace TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_) 4.0 4WD (GRN215) 2003 Air Filter - step-by-step manuals and video guides
    Slightly raise the cover of the air filter housing.
  3. Step 5
    Toyota 4runner UZN210 4.7 4WD (UZN215) 2004 Air Filter replacement: free workshop manuals
    Remove the filter element from the filter housing.
  4. Step 6
    Changing Air Filter on TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_) 4.7 (UZN210_) 2005 by yourself
    Cover the air intake hose with a microfibre towel to prevent dust and dirt from getting into the system.
  5. Step 7
    How to remove TOYOTA 4RUNNER 4.7 4WD (UZN215_) 2006 Air Filter - online easy-to-follow instructions
    Clean the air filter cover and housing.
    Replacement: air filter – TOYOTA 4 RUNNER (UZN21_, KZN21_, GRN21_). AUTODOC experts recommend:
    Before cleaning the air filter cover and housing, cover the air duct parts, mass airflow sensor (if available), throttle valve with a clean cloth.
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