Fuel System (Sohc 8 Valve) Problem Symptoms Table - Mitsubishi 1989-1993 GALANT Service Manual

FUEL SYSTEM <SOHC-8 VALVE>
PROBLEM SYMPTOMS TABLE (FOR YOUR INFORMATION)
Items
- - -... __----. -~-
(no rnrtral combustron)
(Initial combustion, then stall)
Poor acceleration
Shock
Surge
Knocking
Run on
The starter used to crank the engine, but there
IS
and the engine won't start
There
IS
Engine speed doesn't remain constant; changes during idling.
Usually, aludgement can be based upon the movement of the tachometer pointer, and
the vibration transmitted to the steering wheel, shift lever, body, etc. This is called rougt
The engtnedoesn't idle at the usual correct speed.
regardless of whether the vehicle
Pass out . . . ..The engine stalls when the accelerator pedal
the delay In response of
IS
the vehicle (engine rpm) that occurs
when the accelerator is depressed In
order to accelerate from the speed at
temporary drop in vehicle speed (engine
called "sag".
IS
Poor acceleration
throttle opening, even though acceleration
speed.
delayed when
IS
the accelerator pedal is initrally depressed
for acceleratron from the stopped
The feeling of a comparatlvley large Impact or vrbration when the engine
or decelerated.
repeated surging ahead dunng constant speed travel or dunng vanable speed
travel.
A sharp sound IIke a hammer strtklng the cylinder walls during dnvtng and whrch
adversely affects driving.
The condrtion In which the engrne continues to run after the lgnltion switch 1s turned to
OFF. Also called "dreselrng".
TSB Revision
Symptom
no combustron wrthrn the cylinders.
IS
taken from the accelator pedal,
IS
moving or not.
IS
depressed or while it
IS
Time
smooth, or the rnabrlrty to reach maxmum
IS
.
Stumble
IS
accelerated
IS