2004 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2004  Factory Service Manual EC-314Revision: August 2007
DTC P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
2004 QX56
10. CHECK EVAP CANISTER VENT CONTROL VALVE
Refer to EC-297, "
Component Inspection"  .
OK or NG
OK >> GO TO 11.
NG >

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INFINITI QX56 2004  Factory Service Manual DTC P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-315
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Revision: August 20072004 QX56
Component InspectionUBS00H5P
EVAP CONTROL SYSTEM PRESSURE SENSOR
1. Remove EVAP control sy

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INFINITI QX56 2004  Factory Service Manual EC-316Revision: August 2007
DTC P0455 EVAP CONTROL SYSTEM
2004 QX56
DTC P0455 EVAP CONTROL SYSTEMPFP:14950
On Board Diagnosis LogicUBS00H5Q
This diagnosis detects a very large leak (fuel filler cap fe

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INFINITI QX56 2004  Factory Service Manual DTC P0455 EVAP CONTROL SYSTEM
EC-317
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Revision: August 20072004 QX56
DTC Confirmation ProcedureUBS00H5R
CAUTION:
Never remove fuel filler cap during the DTC Confirmation Proce

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INFINITI QX56 2004  Factory Service Manual EC-318Revision: August 2007
DTC P0455 EVAP CONTROL SYSTEM
2004 QX56
 WITH GST
NOTE:
Be sure to read the explanation of EC-59, "
Driving Pattern"   before driving vehicle.
1. Start engine.
2. Drive veh

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INFINITI QX56 2004  Factory Service Manual DTC P0455 EVAP CONTROL SYSTEM
EC-319
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Revision: August 20072004 QX56
5. CHECK EVAP PURGE LINE
Check EVAP purge line (pipe, rubber tube, fuel tank and EVAP canister) for cracks

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INFINITI QX56 2004  Factory Service Manual EC-320Revision: August 2007
DTC P0455 EVAP CONTROL SYSTEM
2004 QX56
9. CHECK FOR EVAP LEAK
 With CONSULT-II
1. Turn ignition switch ON.
2. Select “EVAP SYSTEM CLOSE” of “WORK SUPPORT” mode
wit

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INFINITI QX56 2004  Factory Service Manual DTC P0455 EVAP CONTROL SYSTEM
EC-321
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Revision: August 20072004 QX56
10. CHECK FOR EVAP LEAK
 Without CONSULT-II
1. Turn ignition switch OFF.
2. Apply 12 volts DC to EVAP cani