HOW TO DETERMINE BOLT STRENGTH

SPECIFIED TORQUE FOR STANDARD BOLTS

HOW TO DETERMINE NUT STRENGTH

*: Nut with 1 or more marks on one side surface of the nut.
HINT: Use the nut with the same number of the nut strength classification or the greater than the bolt strength classification number when tightening parts with a bolt and nut.
Example: Bolt = 4T
Nut = 4N or more
Engine control systemIntake air control valve ASSY NO.2 (3MZ-FE)
REPLACEMENT
1. REMOVE INTAKE AIR CONTROL VALVE ASSY NO.2
(a) Remove the 3 bolts and nut.
(b) Turn the lever to the closed position as shown in the illustration
and pull out the IAC valve.
(c) Remove the gasket from the intake air surge tank.
2. INSTALL INTAKE AIR CONTROL VALVE ASSY NO.2
( ...