2007 INFINITI QX56 Factory Service Manual

Page 1457 of 3061

INFINITI QX56 2007  Factory Service Manual EC-374
< SERVICE INFORMATION >
DTC P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID 
VALVE
On Board Diagnosis Logic
INFOID:0000000003531869
DTC Confirmation ProcedureINFOID:0000000003531870
NO

Page 1458 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID 
VALVE
EC-375
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EC
N
P O
Wiring DiagramINFOID:0000000003531871
Specification data are referenc

Page 1459 of 3061

INFINITI QX56 2007  Factory Service Manual EC-376
< SERVICE INFORMATION >
DTC P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID 
VALVE
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam-
age

Page 1460 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID 
VALVE
EC-377
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EC
N
P O
4. Check voltage between EVAP canister purge volume control
solenoid

Page 1461 of 3061

INFINITI QX56 2007  Factory Service Manual EC-378
< SERVICE INFORMATION >
DTC P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLENOID 
VALVE
>>INSPECTION END
Component InspectionINFOID:0000000003531873
EVAP CANISTER PURGE VOLUME CONTROL SOLEN

Page 1462 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0447 EVAP CANISTER VENT CONTROL VALVE
EC-379
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EC
N
P O
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
Component DescriptionINFOID:0000000003531875
The EV

Page 1463 of 3061

INFINITI QX56 2007  Factory Service Manual EC-380
< SERVICE INFORMATION >
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
3. Start engine and wait at least 8 seconds.
4. If 1st trip DTC is detected, go to EC-382, "
Diagnosis Procedure".
 WITH GST
F

Page 1464 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0447 EVAP CANISTER VENT CONTROL VALVE
EC-381
< SERVICE INFORMATION >
C
D
E
F
G
H
I
J
K
L
MA
EC
N
P O
Wiring DiagramINFOID:0000000003531879
Specification data are reference values and are measured