Toyota 1 MZ–FE Manual page 277

EG2–277
1MZ–FE ENGINE – SFI SYSTEM
3. REMOVE INTAKE AIR CONTROL VALVE
(a) Remove the 4 nuts and DLC1 bracket, and disconnect
the 2 ground straps.
(b) Remove the intake air control valve by prying a screw–
driver between the intake air control valve and air
intake chamber.
(c) Remove the gasket.
INTAKE AIR CONTROL VALVE AND
COMPONENTS INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE
(a) With 26.7 kPa (200 mmHg, 7.9 in.Hg) of vacuum
applied to the actuator, check that the actuator rod
moves.
(b) One minute after applying the vacuum in (a), check
that the actuator rod does not return.
If the operation is not as specified, replace the intake
air control valve.
2. INSPECT VACUUM TANK
LOCATION: The LH side member under the battery
tray.
(a) Check that air flows from port B to port A.
(b) Check that air does not flow from port A to port B.
(c) Plug port B with your finger, and apply 26.7 kPa (200
mrnHg, 7.9 in.Hg) of vacuum to port A, and check that
there is no change in vacuum after one minute.
If the operation is not as specified, replace the
vacuum tank.
3. INSPECT VSV
(See page EG2–293)