Nissan Frontier D22. Manual — part 604
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
EC-1519
[VG33ER]
C
D
E
F
G
H
I
J
K
L
M
A
EC
2.
Select “DATA MONITOR” mode with CONSULT-II.
3.
Start engine and wait at least 8 seconds.
4.
If 1st trip DTC is detected, go to
WITH GST
Follow the procedure “WITH CONSULT-II”.
SEF058Y
EC-1520
[VG33ER]
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
Wiring Diagram
UBS00DXX
BBWA1086E
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
EC-1521
[VG33ER]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam-
age to the ECM's transistor. Use a ground other than the ECM terminals, such as the ground.
Diagnostic Procedure
UBS00DXY
1.
INSPECTION START
Do you have CONSULT-II?
Yes or No
Yes
>> GO TO 2.
No
>> GO TO 3.
2.
CHECK EVAP CANISTER VENT CONTROL VALVE CIRCUIT
With CONSULT-II
1.
Turn ignition switch OFF and then turn ON.
2.
Select “VENT CONTROL/V” in “ACTIVE TEST” mode with
CONSULT-II.
3.
Touch “ON/OFF” on CONSULT-II screen.
4.
Check for operating sound of the valve.
Clicking noise should be heard.
OK or NG
OK
>> GO TO 7.
NG
>> GO TO 3.
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
108
R/G
EVAP canister vent control
valve
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
SEF989Y
EC-1522
[VG33ER]
DTC P0447 EVAP CANISTER VENT CONTROL VALVE
3.
CHECK EVAP CANISTER VENT CONTROL VALVE POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect EVAP canister vent control valve harness connector.
3.
Turn ignition switch ON.
4.
Check voltage between terminal 1 and ground with CONSULT-II
or tester.
OK or NG
OK
>> GO TO 5.
NG
>> GO TO 4.
4.
DETECT MALFUNCTIONING PART
Check the following.
●
Harness connectors E43, M65
●
Harness connectors M67, C1
●
Fuse block (J/B) connector E49
●
10A fuse
●
Harness for open or short between EVAP canister vent control valve and fuse
>> Repair harness or connectors.
5.
CHECK EVAP CANISTER VENT CONTROL VALVE OUTPUT SIGNAL CIRCUIT FOR OPEN AND
SHORT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector.
3.
Check harness continuity between ECM terminal 108 and EVAP canister vent control valve terminal 2.
Refer to Wiring Diagram.
4.
Also check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 7.
NG
>> GO TO 6.
SEF143S
Voltage: Battery voltage
SEF648W
Continuity should exist.
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