Mazda 121 - Fuel Odor

TROUBLESHOOTING
GUIDE F
23
FUEL ODOR
DESCRIP.
IION
.Gasoline
odor in cabin
FROUBLESH(X)T|NG
HTNTSI
o
Poor
connecflon o. oamaqed
al
lue
sysler- o- evaporanve em sson cofrol sygem
@
Charcoar ca,r sler ovedow
due lo evaporatve emEson cont'ol sl,slem
ma
unct,on
INSPECTIOT
ACT|Oir
ls tirere fuel leakage or damage of fuel
system
and evaooatve emission conirol svstem?
2 |s 00" displayed on
SellDiagnosis Checker
with ignillon
swilch ON?
c?
page
F-67
Go to nexl step
L.lfunction
Code No, dbplayed
Check
lor
caus€
(Refer
to soecined
check
seqlence)
t7
pag.
F-7O
Check ECU terminal 1F voltage 6'
p.ge
F-114
Voltag€: Approx.
l2V
(lgnltion
swnch
ON)
+
ll
OK, replace ECU
F
p.ge
F-112
+
li nol OK, check wring between
ECU and Sslt Diagnosis Checker
3 ls vacuum fell at solenoid valve
(purge
conlrol)
with
engine
runn,ng
and throltle
valve
open€d?
(Neutral
switch connector
disconnected)
Go to Slep 5
No Ch€ck tor solenoid valve operaling
+'
lf OK, check vacuum
hoses lor
clogsins
4
lf noi OK,
go
lo next step
Apply
12V and
gro0nd
t,
ls vacuum lelt at solenol(
solenoid valve
(purge
Check ECU ieminai voltages
rt
p.ge
F-112
V
'r<a
No Replace solenoid valve
5 Try known
good
ECU and
check
if
condition
F-57