Honda CB900F 919 (2001) [427/432] Incorrec

Honda CB900F 919 (2001) [427/432] Incorrec
TROUBLESHOOTING
ENGINE LACKS POWER
Possible
c
ause
1. Raise
wheel
off
the
gro
und
and
spin by
---
Wheels
do
not
spin
----I
._
hand
freely
I
Wheel
spins
freely
t
Brake
dragg
ing
Worn
or
da
maged
wheel
bear
ing
2. Check tire pressure
----
- -
-----
Pressure
low
-
----
...,
~
~
Faulty tire valve
I Punctured
tir
e
Pressure norma l
3. Accelerate r
apid
ly fro m low to second
I
Eng
ine
speed reduced
whe
n
clut
ch is
released
---
Engine speed
does-
n't
change
accord
-
ingly
when
clutch
is
released
Cl
utch
s
lipp
ing
Worn
clutch
discs
/plates
Warpe
d
clu
tch discs/plates
Weak cl
utch
spring
Addit
ive in
eng
ine
oil
-----
-
...,
~
.-
Faul
ty
ECM
Faulty
i
gnition
pulse
generat
or
4. Accelerate
lightly
- - - - - - - - - - - - Engine speed
does
---.
I not increase
Engine
speed
increase
5. Check ignition timing
---
- - -
-----
lnco rrect
I
Correct
Ai r clea
ner
dirty
Restricted
fuel
f
low
C
logged
muffler
Pinched fuel tank breath er
6. Test cylinder
com
press
ion
--
- -
-----
Incorrect
------
---c
~
~
. Valve stuck
ope
n
I
Worn
cylinder and piston rings
No
rmal
Leaking
head
gasket
t Improper valve t
iming
7. Inspect fuel f
low
-----
- - -
----
Abno
rmal-
----
---1
~
.-
Fau
lty
pressure
regula
tor
(Section 51
I
Normal
t
8. Inspect the fuel
injector
- - - - - - - - - -
A
bn
or
m
a
l------
--1~.-
See se
ction
5
I
Norma
l
9. Remove spark plugs
-----
--
- - - - Fouled
or
disco
lored
-
-
-1
~
~
Faulty spark
plug
I
Not
fouled
or
disco
lored
10. Check oil level and
condit
ion
-----
- - -
Incorrect
--
-----
~
~
Oil level
too
high
I Oil level
too
low
Correct
Contamin
a
ted
oil
t
11. Remove cyl
inde
r
head
cove
r
and
inspect
---
Valve train
not
lubri-
---.-
lubrication
cated
prop
erly
I
Valve train lubrica
ted
prope
rly
21-2
C
logg
ed
oil
passage
C
logged
oil control or
ifice

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