User Manual - Page 505

For 2001 XTERRA.

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Diagnostic Procedure
=NGEC0371
1 CHECK RUBBER TUBE FOR CLOGGING
Check obstructed water separator and rubber tube to EVAP canister vent control valve and clean the rubber tube using air
blower.
Check water separator.
1. Check visually for insect nests in the water separator air inlet.
2. Check visually for cracks or flaws in the appearance.
3. Check visually for cracks or flaws in the hose.
4. Check that A and C are not clogged by blowing air into B with A, and then C plugged.
SEF829T
5. In case of NG in items2-4,replace the parts.
Do not disassemble water separator.
OK or NG
OK (With CONSULT-II) GO TO 2.
OK (Without CONSULT-
II)
GO TO 3.
NG Clean, repair or replace rubber tube and/or water separator.
DTC P1446 EVAPORATIVE EMISSION (EVAP) CANISTER
VENT CONTROL VALVE (CLOSE)
KA24DE
Diagnostic Procedure
EC-505
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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