Nissan Versa Note. Manual — part 331
EC-306
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
P0448 EVAP CANISTER VENT CONTROL VALVE
Component Inspection
INFOID:0000000009020802
1.
CHECK EVAP CANISTER VENT CONTROL VALVE-I
1. Turn ignition switch OFF.
2. Remove EVAP canister vent control valve from EVAP canister.
3. Check portion (A) of EVAP canister vent control valve for being
rusted.
Is it rusted?
YES
>> Replace EVAP canister vent control valve. Refer to
17, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK EVAP CANISTER VENT CONTROL VALVE-II
With CONSULT
1. Reconnect harness connectors disconnected.
2. Turn ignition switch ON.
3. Perform “VENT CONTROL/V” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.
4. Check air passage continuity and operation delay time.
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Without CONSULT
Check air passage continuity and operation delay time under the fol-
lowing conditions.
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace EVAP canister vent control valve. Refer to
FL-17, "Removal and Installation"
.
3.
CHECK EVAP CANISTER VENT CONTROL VALVE-III
With CONSULT
1. Clean the air passage [portion (A) to (B)] of EVAP canister vent control valve using an air blower.
2. Perform “VENT CONTROL/V” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.
JMBIA0168ZZ
VENT CONT/V condition
Air passage continuity between (A) and (B)
ON
Not existed
OFF
Existed
Condition
Air passage continuity between (A) and (B)
12 V direct current supply between
terminals (1) and (2)
Not existed
OFF
Existed
JMBIA0169ZZ
P0448 EVAP CANISTER VENT CONTROL VALVE
EC-307
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
3. Check air passage continuity and operation delay time.
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Without CONSULT
1. Clean the air passage [portion (A) to (B)] of EVAP canister vent
control valve using an air blower.
2. Check air passage continuity and operation delay time under the
following conditions.
Make sure new O-ring is installed properly.
Operation takes less than 1 second.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace EVAP canister vent control valve. Refer to
FL-17, "Removal and Installation"
.
VENT CONT/V condition
Air passage continuity between (A) and (B)
ON
Not existed
OFF
Existed
Condition
Air passage continuity between (A) and (B)
12 V direct current supply between
terminals (1) and (2)
Not existed
OFF
Existed
JMBIA0169ZZ
EC-308
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
DTC Logic
INFOID:0000000009020803
DTC DETECTION LOGIC
NOTE:
If DTC P0451 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to
DTC CONFIRMATION PROCEDURE
NOTE:
Never remove fuel filler cap during DTC confirmation procedure.
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
With CONSULT>>GO TO 2.
Without CONSULT>>GO TO 5.
2.
PERFORM DTC CONFIRMATION PROCEDURE-1
With CONSULT
1. Start engine and let it idle for least 40 seconds.
NOTE:
Do not depress accelerator pedal even slightly.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Proceed to
.
NO
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE-2
With CONSULT
1. Select “EVAP DIAG READY” in “DATA MONITOR” mode of “ENGINE”.
2. Let it idle until “OFF” of “EVAP DIAG READY” changes to “ON”.
NOTE:
It will take at most 2 hours until “OFF” of “EVAP DIAG READY” changes to “ON”.
3. Turn ignition switch OFF and wait at least 90 minutes.
NOTE:
Never turn ignition switch ON during 90 minutes.
4. Turn ignition switch ON.
5. Select “EVAP LEAK DIAG” in “DATA MONITOR” mode of “ENGINE”.
6. Check that “EVAP LEAK DIAG” indication.
Which is displayed on CONSULT?
CMPLT >> GO TO 4.
YET
>> 1. Perform DTC CONFIRMATION PROCEDURE again.
2. GO TO 1.
4.
PERFORM DTC CONFIRMATION PROCEDURE-3
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0451
EVAP SYS PRES SEN
(EVAP control system pressure
sensor performance)
ECM detects a sloshing signal from
the EVAP control system pressure
sensor
• Harness or connectors
(EVAP control system pressure sensor circuit is
shorted.)
• EVAP control system pressure sensor
P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR
EC-309
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
With CONSULT
Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
5.
PERFORM DTC CONFIRMATION PROCEDURE-4
With GST
1. Start engine and let it idle for least 40 seconds.
NOTE:
Do not depress accelerator pedal even slightly.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Proceed to
.
NO
>> GO TO 6.
6.
PERFORM DTC CONFIRMATION PROCEDURE-5
With GST
1. Let it idle for at least 2 hours.
2. Turn ignition switch OFF and wait at least 90 minutes.
NOTE:
Never turn ignition switch ON during 90 minutes.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009020804
1.
CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR FOR WATER
1. Turn ignition switch OFF.
2. Disconnect EVAP control system pressure sensor harness connector.
3. Check sensor harness connector for water.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness connector.
2.
CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY
1. Turn ignition switch ON.
2. Check the voltage between EVAP control system pressure sensor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between EVAP control system pressure sensor harness connector and ECM har-
ness connector.
Water should not exist.
EVAP control system pressure sensor
Ground
Voltage
(Approx.)
Connector
Terminal
B3
3
Ground
5 V
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст