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EG-228
ENGINE – SFI SYSTEM (2JZ–GE)
Acoustor
Vacuum Gauge
VSV
P10786
ACOUSTIC CONTROL INDUCTION SYSTEM (ACIS)
ON–VEHICLE INSPECTION
1. CONNECT VACUUM GAUGE
Using a 3–way connector, connect vacuum gauge to the vac-
uum hose between the actuator and VSV.
2. START ENGINE
No Vacuum
mmHg
Vacuum Gauge
P10710
3. INSPECT ACIS
(a) While the engine is idling, check that the vacuum gauge
needle does not move.
Approx.
33.3 kpa
mmHg
Vacuum Gauge
Pull
Actuator
Rod
P10844
(b) Rapidly depress the accelerator pedal to fully open position
and check that the vacuum gauge needle momentarily
fluctuates approx. 33.3 kPa (250 mmHg, 9.84 in.Hg) or more.
(The actuator rod is pulled down.) If operation is not as
specified, check each part.
4. REMOVE VACUUM GAUGE
Remove the vacuum gauge, and reconnect the vacuum hose
to their proper locations.