User Manual - Page 357

For 2001 XTERRA.

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4 CHECK FUEL TANK VACUUM RELIEF VALVE (BUILT INTO FUEL FILLER CAP)
1. Wipe clean valve housing.
2. Check valve opening pressure and vacuum.
SEF427N
SEF943S
Pressure:
16.0 - 20.0 kPa (0.163 - 0.204 kg/cm
2
, 2.32 - 2.90 psi)
Vacuum:
−6.0 to −3.5 kPa (−0.061 to −0.036 kg/cm
2
, −0.87 to −0.51 psi)
CAUTION:
Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fuel filler cap is used, the MIL may
come on.
OK or NG
OK 䊳 GO TO 5.
NG 䊳 Replace fuel filler cap with a genuine one.
DTC P0440 EVAP CONTROL SYSTEM (SMALL LEAK)
(NEGATIVE PRESSURE)
KA24DE
Diagnostic Procedure (Cont’d)
EC-357
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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