A SERVICE OF

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THROTTLE VALVE SYNCHRONIZATION
Check and adjust the throttle valve synchronization among four
cylinders.
CALIBRATING EACH VACUUM GAUGE
Lift and support the fuel tank. (c::::rS-S)
Start up the engine and run it in idling condition for warming
up.
Stop the warmed-up engine.
Disconnect the IAT sensor coupler
CD
and remove the IAT
sensor from the air cleaner box.
Connect the removed IAT sensor to its coupler and place it on
the frame.
Remove the lAP sensor coupler screw
(2).
Remove the air cleaner box. (c::::rS-1S)
Disconnect the PAIR vacuum hose @ from the No.4 throttle
body.
Connect one of the vacuum balancer gauge hose
@ to the
nipple on the No.4 throttle body.
!TUt!
09913-13121: Vacuum balancer gauge
FUEL
SYSTEM
AND
THROTTLE
BODY
5·25