2006 INFINITI QX56 Factory Service Manual

Page 1601 of 3383

INFINITI QX56 2006  Factory Service Manual EC-390Revision: November 2009
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
2006 QX56
Wiring DiagramUBS00H53
BBWA2095E

Page 1602 of 3383

INFINITI QX56 2006  Factory Service Manual DTC P0447 EVAP CANISTER VENT CONTROL VALVEEC-391
C
DE
F
G H
I
J
K L
M A
EC
Revision: November 2009 2006 QX56
Specification data are reference values and are measured between each terminal and ground.

Page 1603 of 3383

INFINITI QX56 2006  Factory Service Manual EC-392Revision: November 2009
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
2006 QX56
3. CHECK EVAP CANISTER VENT CONTROL VALVE POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect EVAP canist

Page 1604 of 3383

INFINITI QX56 2006  Factory Service Manual DTC P0447 EVAP CANISTER VENT CONTROL VALVEEC-393
C
DE
F
G H
I
J
K L
M A
EC
Revision: November 2009 2006 QX56
6. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E41, C1
Harness for

Page 1605 of 3383

INFINITI QX56 2006  Factory Service Manual EC-394Revision: November 2009
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
2006 QX56
7. Clean the air passage (portion A  to B  ) of EVAP canister vent control valve using an air blower.
8. Perform step

Page 1606 of 3383

INFINITI QX56 2006  Factory Service Manual DTC P0448 EVAP CANISTER VENT CONTROL VALVEEC-395
C
DE
F
G H
I
J
K L
M A
EC
Revision: November 2009 2006 QX56
DTC P0448 EVAP CANISTER VENT CONTROL VALVEPFP:16935
Component DescriptionUBS00HB1
The EVAP

Page 1607 of 3383

INFINITI QX56 2006  Factory Service Manual EC-396Revision: November 2009
DTC P0448 EVAP CANISTER VENT CONTROL VALVE
2006 QX56
DTC Confirmation ProcedureUBS00HB4
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ign

Page 1608 of 3383

INFINITI QX56 2006  Factory Service Manual DTC P0448 EVAP CANISTER VENT CONTROL VALVEEC-397
C
DE
F
G H
I
J
K L
M A
EC
Revision: November 2009 2006 QX56
Wiring DiagramUBS00HB5
BBWA2095E