Nissan Rogue. Manual - part 515

EC-328

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P0448 EVAP CANISTER VENT CONTROL VALVE

7.

CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR

Check the EVAP control system pressure sensor. Refer to 

EC-333, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Replace EVAP control system pressure sensor. Refer to 

FL-22, "Removal and Installation"

.

8.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000011278041

1.

CHECK EVAP CANISTER VENT CONTROL VALVE-1

1. Turn ignition switch OFF.

2. Remove EVAP canister vent control valve from EVAP canister.
3. Check portion   of EVAP canister vent control valve for being

rusted.

Is it rusted?

YES

>> Replace EVAP canister vent control valve. Refer to 

FL-

21, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK EVAP CANISTER VENT CONTROL VALVE-2

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.

JMBIA0168ZZ

Condition

(VENT CONT/V)

Air passage continuity between 

 and 

ON

Not existed

OFF

Existed

JMBIA0169ZZ

Condition

Air passage continuity between 

 and 

12 V direct current supply between 
terminals 1 and 2

Not existed

OFF

Existed

JMBIA0169ZZ

P0448 EVAP CANISTER VENT CONTROL VALVE

EC-329

< DTC/CIRCUIT DIAGNOSIS >

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Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace EVAP canister vent control valve. Refer to 

FL-21, "Removal and Installation"

.

3.

CHECK EVAP CANISTER VENT CONTROL VALVE-3

With CONSULT

1. Clean the air passage [portion   to  ] of EVAP canister vent control valve using an air blower.

2. Perform “VENT CONTROL/V” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.

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  to  ] 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-21, "Removal and Installation"

.

Condition

(VENT CONT/V)

Air passage continuity between 

 and 

ON

Not existed

OFF

Existed

JMBIA0169ZZ

Condition

Air passage continuity between 

 and 

12 V direct current supply between
 terminals 1 and 2

Not existed

OFF

Existed

JMBIA0169ZZ

EC-330

< DTC/CIRCUIT DIAGNOSIS >

[QR25DE]

P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR

P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR

DTC Description

INFOID:0000000011278042

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (EVAP control system pressure sensor circuit is shorted.)

• EVAP control system pressure sensor

FAIL-SAFE

Not applicable

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 

EC-331, "Diagnosis Procedure"

.

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.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P0451

EVAP SYS PRES SEN
(Evaporative emission system pressure 
sensor/switch range/performance)

ECM detects a sloshing signal from the EVAP control system pressure sen-
sor

P0451 EVAP CONTROL SYSTEM PRESSURE SENSOR

EC-331

< DTC/CIRCUIT DIAGNOSIS >

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4.

PERFORM DTC CONFIRMATION PROCEDURE-3

With CONSULT

Check 1st trip DTC.
Is 1st trip DTC detected?

YES

>> Proceed to 

EC-331, "Diagnosis Procedure"

.

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 

EC-331, "Diagnosis Procedure"

.

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 

EC-331, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000011278043

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

Water should not exist.

+

−

Voltage

(Approx.)

EVAP control system pressure sen-

sor

Connector

Terminal

B111

3

Ground

5 V