Inspect Air Valve Operation - Toyota 22R-E Service Manual

EG2–239
ENGINE – MFI SYSTEM
(e) Reconnect the vacuum hose to the throttle opener.

5. INSPECT AIR VALVE OPERATION

Check the engine speed by fully screwing in the idle
speed adjusting screw.
At low temp.
Engine coolant temp.: below 80SC (176SF)
When the idle speed adjusting screw is in, the
engine speed should drop.
After warm –up
When the idle speed adjusting screw is in, the
engine speed should drop below idle speed stop.
COMPONENTS FOR REMOVAL AND
INSTALLATION