NISSAN SERENA 1993 Service Repair Manual
Page 531 of 1254
TROUBLE
DIAGNOSES
- ACTIVE
TEST MODE Consult
(Coni'O
trbftrypllod*+psG'se
tr@b.sFplmdiqFffi'€e lfub9EFplfrdig4€4's
sdo nid'o
alo Btuns b h6 o,
dm
apprhabra ro vshbras w rh dratzar oi y.
EF & EC-231
Page 532 of 1254
TROUBLE
DIAGNOSES
BA{rrd Diagnoslic
Procedure
t. Beloe @n.ectinq or disnneling the Ec.u. had6
FnEior ro or lEn .ny E.C.U., b.4E lo lum ilE ignilion
swnch b rhe
"oFP' poanio
and dl3q.sr rhe EgEr|re
baltery lmlnd In ordq nol lo danag. E.c.u, a3 batt€ry
vonaq€ |3 appli€d lo E.C.U, EH il ignilid silch ia lunEd
ott FaituE ro do $ nay &m.qE rh€ E.C.U.
2. Wh€n
@nnecling E,C.U.
ham* @nn@t r,nghensur
ing bon unr red pojeclion
i3 in rin. wiih @nn.cror le.
Wh€n snecllng or
d3@Ecdng pln
conEro6 imo or
tbnE.c.u.,Irk .@ not to drm.$ pln
tornin6ts (b€nd
or
i/talo suo lhal th.6 aE not.ny h.nda or bEk6
on E,C.U.
pin l€dinEl, whsn FnEcdng pin
@nnecloB,
5. B.loE Epleing EC.U., periom
E.C,U. Inpdr'odput 3ign.l
ln$.cdon and mke &€ whsth.r E.C.U.lundida prcF
edy or not (se pqgo
EF & Ec-324)
Alter p.rkrmlng
thls "Diagn6lic PFc€duE
, perLrn
e.C,C's. eltdiigndls and drivinq resr.
EC232
Page 533 of 1254
TROUBLE
DIAGNOSES
Diagno6lic Procldure (Conl'd)
z wan |rl€wlng Ec.u. @n|roll.d @mpoEnt
.upFly
rchage silh a ciEun l6t.r, 8€p.Ete oE
lqler p@!.
lor
I tE rwo r€re. pro66
eld.ntrtty nak 6ni.rt with
*h olh€r dldng h@Emnq n€
ci@n w be6hoftd,
Euting In damagE lo lhe @ntrot unh pdg
rnrelstor,
EF & EG23i}
Page 534 of 1254
TROUBLE
OIAGNOSES -G -t
l Baslc
Inspection
tr
E Aq^F-
,n^ )rU
*-ffi
EF & EC234
rh3
manu.
lF€r& ro pass
EF &
Kfr*
h GObE
(Md6 3 {
rh €rarFsr Fs's ro pase
r ee. Modeb wihou
€ratzd. Fsrs ro
Page 535 of 1254
TROUBLE
DIAGNOSES fEA]
Basic Inspection (Cont
d)
@
I
(
E
EF & EG235
Page 536 of 1254
TNOUBLE
DIAGNOSES fGA
l
E
FECOFD Basic
Inspeclion (Cont'd)
@
E s
zl\ seH
rhs
rorsins sir.h4 n
mods in Mods | (Bsrsb
EF & EG236
Page 537 of 1254
TROUBLE
DIAGNOSES f6/il
E Diagnoslic
Proc€dure I -
High ldling
after
tr
a 2-.
ri {MOOEL!
WTTH
CATALER ONLY)
3'Do63lh6oiqin0$€€ddlop?
j'ch6.klhal|h'onbLnraq6mo€s
EF & EC-237
Page 538 of 1254
INOUBLE
DIAGNOSES
r4aEEir !i
EEEE
ntrntr
3 Diagnoslic
Prccedu.e
2 -
Huntlng
{noDELs wmi
cArALr2ER or{rY)
when d sonmdhs each injeror GObE
EF & EC238
Page 539 of 1254
TNOUBLE
DIAGNOSES TdFI
Diagnoslic Procedure
2 -
Hunling (Contd)
o
whsi p
ich is b ow by h@e
{ dedns
rh. brof,.by 3ir suppry), doss rhs onsins
clrEcK Ec.F.
coNrFoL var.vE
EF & EG239
Page 540 of 1254
TROUBLE
DIAGNOSES fEi]
E i rdr€rrjr
!
t-
EE
NE m
!."1
E "i!tq Diagnoslic
Prccedure 3 -
ljnstable ldle
tr
E whei
d sonned ie
6ach inj*br cobEi
(c6nk ais s sen6or hahss 6i-
^ero, rhourd coa i connebn
)
2. gnrionswrchoN
(Do
nor sbd
by haid does
each i^teror
mak€ an
EF & EC.240