Mazda 121 - Deceleration Control System Description; Dashpot Inspection

F
DECELERATION
CONTROL
SYSTEM
DECELERATION
CONTROL SYSTEM
DESCRIPTION
The dashpot
is used to
prevent
the throttle
valve trom suddenly
closing
osuoFx rss
DASHPOT
lnsgeclion
1. Open the
throttle valve
fully. Push
the dashpol
.od with a
finger
and
verity that
it
goes
into the
dashpot
slowly
2. Release the
rod and
verify that
it
comes
out
quickly.
3. Replace the dashpot
if
not as specified
4. Warm up the engine
and
run it at
idle
5. Connect a tachometel
to
the diagnosis
connector
lG-
terminal and increase
engine speed.
DIAGNOSIS
CONNECTOB
6. Slowly decrease
the engine
speed
and verify
that the lever
touches
the dashpot
rod at the specified
speed.
Specification:
2,500
+
100
rPm
7. lf not as specified,
loosen the
locknut and
turn the adjust-
ing screw to adjust.
F-l04