2006 INFINITI M35 Factory Service Manual

headlight bulb catalytic converter roof refrigerant type fuel consumption wiring

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INFINITI M35 2006 Factory Service Manual EC-466
[VQ35DE]
DTC P0456 EVAP CONTROL SYSTEM
Revision: 2006 January2006 M35/M45
DTC P0456 EVAP CONTROL SYSTEMPFP:14950
On Board Diagnosis LogicNBS00515
This diagnosis detects very small leaks in the

Page 2010 of 5621

INFINITI M35 2006 Factory Service Manual DTC P0456 EVAP CONTROL SYSTEM
EC-467
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Revision: 2006 January2006 M35/M45
CAUTION:
Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fue

DTC P0456 EVAP CONTROL SYSTEM
EC-467
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Revision: 2006 January2006 M35/M45
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 Confirmation ProcedureNBS00516
NOTE:
If DTC P0456 is displayed with P0442, first perform trouble diagnosis for DTC P0456.
After repair, make sure that the hoses and clips are installed properly.
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait
at least 10 seconds before conducting the next test.
TESTING CONDITION:
Open engine hood before conducting following procedure.
If any of following conditions are met just before the DTC confirmation procedure, leave the vehi-
cle for more than 1 hour.
–Fuel filler cap is removed.
–Fuel is refilled or drained.
–EVAP component parts is/are removed.
Before performing the following procedure, confirm that battery voltage is more than 11V at idle.
WITH CONSULT-II
1. Turn ignition switch ON and select “DATA MONITOR” mode with
CONSULT-II.
2. Make sure the following conditions are met.
FUEL LEVEL SE: 0.25 - 1.4V
COOLAN TEMP/S: 0 - 32
C (32 - 90F)
FUEL T/TMP SE: 0 - 35
C (32 - 95F)
INT A/TEMP SE: More than 0
C (32F)
If NG, turn ignition switch OFF and leave the vehicle in a cool
place (soak the vehicle) or refilling/draining fuel until the output
voltage condition of the “FUEL LEVEL SE” meets within the
range above and leave the vehicle for more than 1 hour. Then
start from step 1).
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Turn ignition switch ON.
5. Select “EVAP V/S LEAK P0456/P1456” of “EVAPORATIVE SYSTEM” in “DTC WORK SUPPORT” mode
with CONSULT-II.
Follow the instruction displayed.
6. Make sure that “OK” is displayed.
If “NG” is displayed, refer to EC-469, "
Diagnostic Procedure" .
NOTE:
If the engine speed cannot be maintained within the range displayed on CONSULT-II screen, go
to EC-77, "
Basic Inspection" .
PBIB2644E
PBIB0837E

Page 2011 of 5621

INFINITI M35 2006 Factory Service Manual EC-468
[VQ35DE]
DTC P0456 EVAP CONTROL SYSTEM
Revision: 2006 January2006 M35/M45
Make sure that EVAP hoses are connected to EVAP canister purge volume control solenoid
valve properly.
Overal

Page 2012 of 5621

INFINITI M35 2006 Factory Service Manual DTC P0456 EVAP CONTROL SYSTEM
EC-469
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Revision: 2006 January2006 M35/M45
Diagnostic ProcedureNBS00518
1. CHECK FUEL FILLER CAP DESIGN
1. Turn ignition switch OFF.
2.

Page 2013 of 5621

INFINITI M35 2006 Factory Service Manual EC-470
[VQ35DE]
DTC P0456 EVAP CONTROL SYSTEM
Revision: 2006 January2006 M35/M45
5. INSTALL THE PRESSURE PUMP
To locate the EVAP leak, install EVAP service port adapter and pres-
sure pump to EVAP ser

Page 2014 of 5621

INFINITI M35 2006 Factory Service Manual DTC P0456 EVAP CONTROL SYSTEM
EC-471
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Revision: 2006 January2006 M35/M45
7. CHECK FOR EVAP LEAK
Without CONSULT-II
1. Turn ignition switch OFF.
2. Apply 12 volts

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INFINITI M35 2006 Factory Service Manual EC-472
[VQ35DE]
DTC P0456 EVAP CONTROL SYSTEM
Revision: 2006 January2006 M35/M45
10. CHECK EVAP CANISTER
Weigh the EVAP canister with the EVAP canister vent control valve and EVAP control system press

Page 2016 of 5621

INFINITI M35 2006 Factory Service Manual DTC P0456 EVAP CONTROL SYSTEM
EC-473
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Revision: 2006 January2006 M35/M45
15. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
Refer to EC-419, "
Component

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