DTC P0455 EVAP CONTROL SYSTEM
EC-451
C
D
E
F
G
H
I
J
K
L
M
A
EC
DTC P0455 EVAP CONTROL SYSTEM
PFP:14950
On Board Diagnosis Logic
NBS001XV
NOTE:
If DTC P0455 is displayed with P0447, first perform trouble diagnosis for DTC P0447. (See
EC-419
.)
This diagnosis detects a very large leak (fuel filler cap fell off etc.) in EVAP system between the fuel tank and
EVAP canister purge volume control solenoid valve.
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.
●
If the fuel filler cap is not tightened properly, the MIL may come on.
●
Use only a genuine NISSAN rubber tube as a replacement.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P0455
0455
EVAP control system
gross leak detected
EVAP control system has a very large leak
such as fuel filler cap fell off, EVAP control
system does not operate properly.
●
Fuel filler cap remains open or fails to
close.
●
Incorrect fuel tank vacuum relief valve
●
Incorrect fuel filler cap used
●
Foreign matter caught in fuel filler cap.
●
Leak is in line between intake manifold
and EVAP canister purge volume control
solenoid valve.
●
Foreign matter caught in EVAP canister
vent control valve.
●
EVAP canister or fuel tank leaks
●
EVAP purge line (pipe and rubber tube)
leaks
●
EVAP purge line rubber tube bent.
●
Blocked or bent rubber tube to EVAP
control system pressure sensor
●
Loose or disconnected rubber tube
●
EVAP canister vent control valve and the
circuit
●
EVAP canister purge volume control sole-
noid valve and the circuit
●
Fuel tank temperature sensor
●
O-ring of EVAP canister vent control
valve is missing or damaged.
●
EVAP control system pressure sensor
●
Refueling control valve
●
ORVR system leaks
SEF323U