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Home >> Toyota >> 2021 >> 4Runner TRD Pro >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Service Information >> Mass Air Flow Meter >> On-Vehicle Inspection [08/2015 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • Perform the MAF meter inspection according to the procedures below.
  • Only replace the MAF meter when the MAF value in the Data List (with the engine stopped) is not within the normal operating range or there is foreign matter on the MAF meter platinum hot wire (heater).