Intake Air Control Valve (Iacv) On–Vehicle Inspection; Inspect Iacv; Iacv Removal - Toyota 3VZ–FE Troubleshooting Manual

EG–214
ENGINE TROUBLESHOOTING
INTAKE AIR CONTROL VALVE (IACV)
ON–VEHICLE INSPECTION
1.
(a) Using a 3–way connector, connect vacuum gauge to the
(b) Start the engine.
(c) While the engine is idling, check that the vacuum gauge
(d) Rapidly depress the accelerator pedal to fully open position

IACV REMOVAL

– SFI SYSTEM

INSPECT IACV

actuator hose.
needle does not move.
and check that the vacuum gauge needle momentarily
fluctuates approx. 26.7 kPa (200 mmHg, 7.9 in.Hg). (The
actuator rod is pulled out.)
EG0HD–01
EG0HE–01