Fuel Odor - Mazda 121 Workshop Manual

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