Toyota 1996 LAND CRUISER User Manual page 1228

1996 LAND CRUISER (RM451U)
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SFI − THROTTLE BODY
If not as specified, adjust using the following procedure:
(1) Stop the engine.
(2) Loosen the lock nut of the stopper bolt.
(3) Adjust the dashpot setting speed by turning the
stopper bolt.
(4) Start the engine and check the dashpot setting
speed.
(5) Retighten the lock nut.
(e) Maintain the engine at 3,500 rpm.
(f) Release the throttle valve, and check that the engine re-
turns to idle in a few seconds.
4. CHECK THROTTLE OPENER
(a) Disconnect the vacuum hose from the throttle opener,
and plug the hose end.
(b) Check the throttle opener setting speed.
Throttle opener setting speed: 700 − 1,000 rpm
If the throttle opener setting is not as specified, replace the
throttle body.
(c) Stop the engine.
(d) Reconnect the vacuum hose to the throttle opener.
(e) Start the engine, and check that the idle speed returns to
the correct speed.
Idle speed: 650 ± 50 rpm (N position)
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Version 1.00 - 12/21/2010
SF−43
Date : 671