Mitsubishi Eclipse Workshop Manual page 80

l
13-1 6
FUEL
-
Troubleshooting
PROBLEM SYMPTOMS TABLE (FOR YOUR INFORMATIONI
C
o
e
o
Items
Symptom
o,
E
(E
(t)
Won't
start
(no initial combustion)
The
starter
is
used
to
crank
the engine, but there is no
combustion
within
the
cylinders, and the
engine
won't
start.
Starting
problem (initial
combustion,
then
stall)
(Starting
takes
a
long time.)
There is
combustion
within the
cylinders,
but then the
engine
Soon stalls.
Engine
won't start quicklY.
.=
5
(E
o
ot
.E
rc
ldling
instability
(Rough
idling)
Engine speed doesn't
remain
constant;
changes
during
idling.
Usüally, a
judgement
cal
be.
based
upon.the movement
of
the
tachometer pointer,
and
th-e
viöration
transmined
to the steering wheel, shift
lever. body. etc.
This
is
called rough itlling.
Incorrect idling speed
The engine
doesn't idle at tho
usual correct
speed.
lmgroperridling continuity
Pass out
This non+ontinuity
of
idling includes
the following elements.
(11 Die out ..... The engine stalls
when the loot is
taken from
the
accelerator pedal, regardless of whether the
vehicles
is
moving
or
not.
P)
Pass
out ...
Tho engine
stalls when
the accelerator pedal
is
depressed
or
while
it
is being
used.
ot
c
'-
o
Engine
r.p.m. does not
rise.
Engine
r.p.m. does not increase even when the accelerator pedal
is
depressed.
Hesitation
Sag
"Hesitation" is the
delay
in
response
of the
vehicle speed {engine rpm) that
occurs
when
the
accelerator is
depressed
in
order
to
accelerate
from
the
speed
at which
the
vehicle
is now
traveling,
or a temporary
drop
in
vehicle speed
(engine
rpml
during
such acceleration.
Serious hesitation
is called
'sag".
Hesitation
E'
o
o
o.
o
-9
.9
=
o
lnitial
accelerator
pedal
depression
rFU0223
Poor acceleration
Poor acceleration
is
inability
to
obtain an acceleration corresponding
to the
desreg
of throttle
opening, even
though
acceleration
is smooth. or the
inability
to
reaöh
maximum
speed.
Stumble Engine
rpm response
is
delayed when
the accelerator pedal
iS initially
depressed
for
acceleration
from
the
stopped condition.
1t
q)
o
o
o
-9
.9
=
o
lnitial
accelerator
pedal
depression
ldling
Time
rFu022r
Shock
The feeling
of a
comparatively large impact
or
vibration when the
engine is
accelerated
or
decelerated.
Surge
This
is
repeated surging ahead during constant
speed
travel or
during
variable
speed travel.
Knocking
A
sharp sound like
q
hammer striking the
dinder
walls during driving and which
adversely
affects
driving.
CD
c
E o
3n
Dieseling
The
engine continues
to
run even after
the switch is turned
OFF.
This is
called
dieseling.
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