fuel pump NISSAN SERENA 1993 Service Repair Manual

TROUSLE
OIAGNOSES rcr-t
Diagnoslic Procrdure
3:|
FUEL PUMP (Not
Berniagnodtic iiem)
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EF & EC-302

FUEL
INJECTION
CONTNOL SYSTEM INSPEC]'ION
Releasing Fuel Prcssure
Eet rc dlsnrEtlng ftFl lift, El.Es nd pEsuB
lrom tu€l
1. Tum iqnilion swilch "ON'.
2. P6r'om 'FU€L
PFESSURE FELEASE" in woRK
SUPPOBT mode wilh CONSULT.
4. Atler enline sla ls, c6nk il two or thr€e
limes lo
re ea* alliuelp6ssuG.
5. Tuh iQnilion swilch ofi.
1 Femoveluse ior fue pump.
3. Atl6r 6noin€
stals, crank ii lwo or lhr@ limes lo
16 €as€
all luel p€ssure.
4. Tun igniiion
switoh oll and rcconngcl iu€l pump
Fuel Pressue
Check
a. Wh6 @nn€cring ftFl llre,
atMys ue n4 ct.npB,
b, M.k€ sE lhd cl.mp
3.g dc nol 4rl*t diEdrt
c. U* a lorq6 dri@r to light n drmpa
d, u$ P€suB G.ug€ b
.nek tuel pl*u6,
€, Do nor p.rlom
luel p|lge
ch6k whit6 lu.t p|€gue
Egularor conaol
sFbm ls oF€ting; othwis, ftFl prF
3uE g.ug€
mlg|n Indl@to incon€cr Edinq..
1 . Bel€ase luel
oressure to zero.
2, D sconnect lue hose b6lw6€n iuel lilter
and luel tube
3. lrcla lpr€ssure qauge
betueen lu6lliller and lu€ltube,
4. Sianengne
aid check lor luel 6akage.
?
o
EF & EC€36

INJECTION
PUMP
T€sting ot Inieclion Pump (Confd)
2. Pour resl oil inlo tuelinjeclion pump.
T6t oll .hould be lso4tt3. sAE J967d or h. dulvalent
.slallfuelinjeclion pump
lo p!mp
tesler.
Connocl pump
le61n tub n9.
5. l'ra[e surc gov€mor
shafi s prop€dy
]mlal6d.
(3)
(4)
6-
Bun n lu6l nj.clion pump
a5lollo$:
(1) Mankin tesr olin rank at45 io 50"C (1131o
122
"F).
(2) se!contbl ever ar "lur-oad ushg a spnns.
s€r mdhum
6ped adiu.rhg ew ln pGllld
.htun, by
tvrnlng 4ntercl4loLe,
App y
12 volls lo aclival. luBl cul sol€noid va v€.
Bolale lu. ntecton pump
by hand Io s€e it lt moves
(5) Boiale luel injeciion pump
at 300 lpm ro mak€ su€
arr a r
inside pJrp
chahber e db.h.rq€d +bJqh
ov€dlow valve.
16) Set
leed olp.€3surc at 20 rom oat
02 2A
(7) Rln in luel
inieclion pump
by rolat ng it al 1,000 .pm lor l€n
lt lrel l@l6gp, tud injelton l.i|u6 d unurul ml* iE nded,
imm€di.r€ly h.n pump
teater op€Ftlon &d chock ftFl Inl.G
EF & EC-369

FUEL
SYSTEM CHECK
Primlng Pump Check
8610€ dreldng pdming
punp,
nake 3ue lhat tuel fller is
1. Disonnectlu6l nl€t hos6.
Ple. $-'bbL @ liB b€@rh h@ sd.
2. Pump pr
ming pump
and check lhal (he
luel ovedlows tom
lhe hose
end. ll
not, repla@ pining
p!mp.
Fuel Cut Solenoid Valve
1 . Di$onneot tuel cul solsnoid valv. ham€ss conn*lof
and
Ch*k fu.
cut.olanoid valva
lor.ircuil corninuity.
Femov. luel
cut soe.od valve and check that pllngef
moves smoolhly andihalspring is nomal.
Cold Stari Derric!
R.er lo F*r
ldb
3!ed adlu.rn nt (Pag.
EFeEc-373)
-_
r: -
EEor
EF & EC.384

SERVICE
DATA AND SPECIFICATIONS G.D.S.)
Inieclion Pump (Confd)
FUEL @NTFOL LEVEF ANGLE
Check lhe orolrusions ot adiuslme.i screws to delemi.e il the
conlrol lever is sel al ihe corcct angl€ lor idle and mdimum
ffi -].K
"e
ffi .€'u
M-n
W tl*-
EF & EC-{O6

FUEL
SYETEM
Fuel Pump and Galge (Cont'O
(sF20 &d GAr6 6!16)
5, Bemove luel pump
6 shown in th€ ligur€.
INSTALLATION
Installaiion prcc.du@
is lhe ew6e oider ol r6mowl.
TlghLn lo .F.|fi€d
to.q@
FE-7

LOCATION
OF ELECTRICAL
UNIT
R.H.D. MOOEL
Relay box 1
Relay box-2
Fusible hnk and
fuslble llnk and luse
box Radraror
ran reray
(Blue) (GA160E)
(Brown) (LD20,l
Fuel pump
relay (Btue)
(GA16DE)
Radiaior lan retay (Btu6) (LD2O-
)
E.C C S. r€lay
(cr€en)
(cA16OE)
Radiator fan retay (Btue)
(LD2O-
)
Horn relay (Gray)
Btilb check relay (Blue)
LO?f'-I1-./7
Engrne room fan relay (Bt!e)
(GA
Fusible link
Blower relay Front
Compartment (Cont'd)
Relay borS
,/
Relay box-1 (SR2ODE)
')^otrro, tan rslay (Blue)
Radiato/ lan r€lay (Blue)
Radrato.
tan retay (Brown)
adiator lan relay
lBrown)
Engine room
fan retay (Btue)
Relay
box-3
Front fog lamp reay (Btue)
Heater relay (Btue)
EL-96 MEL652B

HARNESS
LAYOUT
REAR SIDE Main
Harness -
R.H.D. Models
--j]
(/
Maln@
@
@
@E
@ @
@
@
@
@ halnes!
Dnver's side door swlch
: Rear solenoid valve (SR2oDE
& LD2O-ll)
To@
ro G!
:To @ (Lo2o-I)
ro@
: Slide door
connector (s-door)
:ro @ (sR2ooE
& GA16DE)
: To
@D (sR2ooE)
: To
@ (sR2oDE)
Sub-hamess (sdoor
model wlth
SR2oDE)
@ :ro
@)
@ r
R€ar wheel sensor R.H. (ABS)
@ r
R€er
wheel sensor L H (ABS) Sub-harnosa
@ :ro
@]r (SR2ooE
& GA15DE)
@D Fuel
pump
(sR2oDE
& GA16oE)
@ :
Fuel tank gauge
unil (SR2ODE
& GA16DE)
@ :ro
@ (Lo2o-I)
@@ :
Fuel tank gauge
unit (L020-ll)
EL-l13