Condition
Ex
iv
oil
consumption
Odlen
POOR
FUEL
ECONOMY
See
the
explanation
oI
thtI
power
cIec
01hen
PROBLEM
IN
OTHER
FUNCTIONS
t
1
oil
pre
E
eronthe
lIiding
par1J
Scuffing
oIlliding
par1J
Engine
Tune
up
Probable
cause
Cylinder
and
piston
wear
Improper
lOcation
of
pi5ton
ring
gap
or
reversely
assembled
piston
ring
Damage
pi5ton
r
gs
Wom
pilton
ring
groove
and
ring
Fatigue
of
valve
oil
seal
lip
Worn
valv
stem
Inadequate
qUality
of
engine
oil
Engine
overheat
Exceeding
idling
revolution
Inoperative
acceleration
covel
Fuelleakage
Malfunction
of
T
O
C
S
Except
FU
mod
els
Malfunction
of
A
T
C
air
cleaner
Inadequate
oil
quality
Overheat
Worn
oil
pump
regulator
valve
Functional
deterioration
of
oil
pump
Blocked
oil
filter
Increased
clearanCe
in
various
sliding
parts
Blocked
oil
strainer
Inoperative
oil
gauge
pressure
switch
Oil
pressure
decreases
Improper
quality
or
contamination
of
oil
Damaged
air
cleaner
Overheat
or
overcool
Improper
fuel
nUxture
Decrease
of
oil
presSure
Insufficient
clearances
ET
22
Corrective
action
Overhaul
cylinder
and
renew
piston
Remount
piston
rings
Renew
rings
Repair
or
renew
piston
and
cylinder
Renew
piston
and
piston
ring
Replace
seal
lip
with
a
new
one
Renew
valve
or
guide
Us
the
designated
ou
Previously
mentioned
Adjust
it
to
the
designated
rpm
Adjust
it
Repair
or
lighten
the
connection
of
fuel
pipes
Adjust
Check
and
replace
Use
the
designated
oil
Previously
mentioned
Disassemble
oil
pump
and
repair
or
renew
it
Ref4ir
or
replace
it
with
I
new
one
Renew
i
t
Disassemble
and
replace
the
worn
parts
with
n
w
of
es
Clean
it
Replace
it
with
a
new
one
Previously
mentioned
Exchange
the
oil
with
proper
one
and
change
element
Otange
element
Previously
mentioned
Oteck
the
fuel
system
Previously
mentione
d
Readjust
to
the
designated
clearances
