Check the MAFS visually.
Mounting direction correct.
Any contamination, corrosion or damage on connector.
Air cleaner's clogging or wet.
MAFS cylinder's deforming or blocking by any foreign material.
Check any leakage on intake system and intercooler system.
Turn the ignition switch OFF and disconnect the battery (-) cable.
Disconnect the mass air flow sensor connector (A) and the installation clamp (B).
Disconnect the air intake hose from the mass air flow sensor.
Remove the mass air flow sensor (C) after removing the installation bolts.
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
Be careful not to damage the sensing element and the honey cell.
Installation is reverse of removal.
Mass air flow sensor installation bolt:
2.9 ~ 4.9 N.m (0.3 ~ 0.5 kgf.m, 2.2 ~ 3.6 lb-ft)
Mass air flow sensor clamp installation screw:
2.9 ~ 4.9 N.m (0.3 ~ 0.5 kgf.m, 2.2 ~ 3.6 lb-ft)