2011 NISSAN TIIDA Eco Switch

P0452 EVAP CONTROL SYSTEM PRESSURE SENSOREC-323
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Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair short to ground or short to power in harness or connectors.
7.CHECK COMPONENTS
Check the following.
• Crankshaft position sensor (POS) (Refer to EC-271, "
Component Inspection".)
• Refrigerant pressure sensor (Refer to EC-461, "
Diagnosis Procedure".)
Is the inspection result normal?
YES >> GO TO 8.
NO >> Replace malfunctioning component.
8.CHECK APP SENSOR
Refer to EC-405, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 10.
NO >> GO TO 9.
9.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly. Refer to ACC-4, "
Removal and Installation".
2. Perform EC-405, "
Special Repair Requirement".
>> INSPECTION END
10.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND
SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between EVAP control syst em pressure sensor harness connector and ECM har-
ness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 12.
NO >> GO TO 11.
11 .DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors B102, M13
• Harness connectors M69, E7
• Harness connectors E8, F8
• Harness for open or short between EVAP c ontrol system pressure sensor and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
ECM Sensor
Connector Terminal NameConnector Terminal
F11 74 Refrigerant pressure sensor
E173
75 CKP sensor (POS) F151
76 EVAP control system pressure sensor B104 3
E16 102 APP sensor E125
EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 1F1151Existed
Revision: May 2010 2011 Versa

EC-326
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P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
DescriptionINFOID:0000000006141080
The EVAP control system pressure s
ensor detects pressure in the
purge line. The sensor output voltage to the ECM increases as pres-
sure increases.
DTC LogicINFOID:0000000005929990
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
TESTING CONDITION:
Always perform test at a temperature of 5 °C (41 °F) or more.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Start engine and warm it up to normal operating temperature.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Select “DATA MONITOR” mode with CONSULT-III.
5. Make sure that “FUEL T/TMP SE” indication is more than 0 °C (32° F).
6. Start engine and wait at least 20 seconds.
7. Check 1st trip DTC.
With GST
1. Start engine and warm it up to normal operating temperature.
PBIB3370E
DTC No. Trouble diagnosis name DTC detecting conditionPossible cause
P0453 EVAP control system pres-
sure sensor high input An excessively high voltage from the sensor
is sent to ECM. • Harness or connectors
(EVAP control system pressure sensor
circuit is open or shorted.)
[Crankshaft position sensor (POS) circuit
is shorted.]
(Accelerator pedal circuit is shorted.)
(Refrigerant pressure sensor circuit is
shorted.)
• EVAP control system pressure sensor
• Crankshaft position sensor (POS)
• Accelerator pedal position sensor
• Refrigerant pressure sensor
• EVAP canister vent control valve
• EVAP canister
• Rubber hose from EVAP canister vent control valve to vehicle frame
Revision: May 2010 2011 Versa

P0453 EVAP CONTROL SYSTEM PRESSURE SENSOREC-327
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2. Set voltmeter probes to ECM harness connector and ground as
per the following.
3. Make sure that the voltage is less than 4.2 V.
4. Turn ignition switch OFF and wait at least 10 seconds.
5. Start engine and wait at least 20 seconds.
6. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Go to EC-328, "Diagnosis Procedure".
NO >> INSPECTION END
ECM Ground
Connector Terminal
F11 43
(Fuel tank temperature sensor signal) Ground
SEF113U
Revision: May 2010
2011 Versa

EC-330
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P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair short to ground or short to power in harness or connectors.
7.CHECK COMPONENTS
Check the following.
• Crankshaft position sensor (POS) (Refer to EC-271, "
Component Inspection".)
• Refrigerant pressure sensor (Refer to EC-461, "
Diagnosis Procedure".)
Is the inspection result normal?
YES >> GO TO 8.
NO >> Replace malfunctioning component.
8.CHECK APP SENSOR
Refer to EC-405, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 10.
NO >> GO TO 9.
9.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly. Refer to ACC-4, "
Removal and Installation".
2. Perform EC-405, "
Special Repair Requirement".
>> INSPECTION END
10.CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND
SHORT
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.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 12.
NO >> GO TO 11.
11 .DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors B102, M13
• Harness connectors M69, E7
• Harness connectors E8, F8
• Harness for open or short between EVAP control system pressure sensor and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
ECM Sensor
Connector Terminal NameConnector Terminal
F11 74 Refrigerant pressure sensor
E173
75 CKP sensor (POS) F151
76 EVAP control system pressure sensor B104 3
E16 102 APP sensor E125
EVAP control system pressure sensor ECM
Continuity
Connector Terminal Connector Terminal
B104 1F1151Existed
Revision: May 2010 2011 Versa

EC-334
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P0455 EVAP CONTROL SYSTEM
CAUTION:
Never remove fuel filler cap during
the DTC CONFIRMATION PROCEDURE.
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
NOTE:
Make sure that EVAP hoses are connected to EVAP canister purge volume control solenoid valve
properly.
TESTING CONDITION:
• Perform “DTC WORK SUPPORT” when the fuel level is between 1/4 and 3/4 full, and vehicle is placed
on flat level surface.
• Open engine hood before conducting the following procedures.
Do you have CONSULT-III?
YES >> GO TO 2.
NO >> GO TO 4.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Tighten fuel filler cap secure ly until ratcheting sound is heard.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Turn ignition switch ON and select “DATA MONITOR” mode with CONSULT-III.
5. Make sure that the following conditions are met. COOLAN TEMP/S: 0 - 70 °C (32 - 158° F)
INT/A TEMP SE: 0 - 60 °C (32 - 140° F)
6. Select “EVP SML LEAK P0442/P1442” of “EVAPO RATIVE SYSTEM” in “DTC WORK SUPPORT” mode
with CONSULT-III.
Follow the instruction displayed.
NOTE:
If the engine speed cannot be maintained within t he range displayed on the CONSULT-III screen, go to
EC-20, "
BASIC INSPECTION : Special Repair Requirement".
Which is displayed on CONSULT-III screen?
OK >> INSPECTION END
NG >> GO TO 3.
3.CHECK DTC
Check DTC.
Which DTC is detected?
P0455 >> Go to EC-334, "Diagnosis Procedure".
P0442 >> Go to EC-289, "
Diagnosis Procedure".
4.PERFORM DTC CONFIRMATION PROCEDURE
With GST
NOTE:
Be sure to read the explanation of EC-30, "
SRT Set Driving Pattern" before driving vehicle.
1. Start engine.
2. Drive vehicle according to EC-30, "
SRT Set Driving Pattern".
3. Stop vehicle.
4. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
5. Check 1st trip DTC.
Is 1st trip DTC detected?
YES-1 >> P0455: Go to EC-334, "Diagnosis Procedure".
YES-2 >> P0442: Go to EC-289, "
Diagnosis Procedure".
YES-3 >> P0441: Go to EC-284, "
Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000005929995
1.CHECK FUEL FILLER CAP DESIGN
1. Turn ignition switch OFF.
Revision: May 2010 2011 Versa

EC-340
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P0456 EVAP CONTROL SYSTEM
• Use only a genuine NISSAN rubber tube as a replacement.
DTC CONFIRMATION PROCEDURE
1.INSPECTION START
Do you have CONSULT-III?
Do you have CONSULT-III?
YES >> GO TO 2.
NO >> GO TO 4.
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
NOTE:
• If DTC P0456 is displayed with P0442, firs t perform trouble diagnosis for DTC P0456.
• After repair, make sure that the hoses and clips are installed properly.
• Make sure that EVAP hoses are connected to EVAP canister purge volume control solenoid valve
properly.
TESTING CONDITION:
• Open engine hood before conducting following procedure.
• If any of following conditions are met just be fore the DTC CONFIRMATION PROCEDURE, leave the
vehicle for more than 1 hour.
- Fuel filler cap is removed.
- Fuel is refilled or drained.
- EVAP component parts is/are removed.
• Before performing the following procedure, confirm th at battery voltage is more than 11 V at idle.
>> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
1. Turn ignition switch ON and select “DATA MONITOR” mode with CONSULT-III.
2. Make sure the following conditions are met.
FUEL LEVEL SE: 0.25 - 1.4 V
COOLAN TEMP/S: 0 - 32 °C (32 - 90° F)
FUEL T/TMP SE: 0 - 35° C (32 - 95°F)
INT A/TEMP SE: More than 0° C (32°F)
If NG, turn ignition switch OFF and leave the vehicle in a cool place (soak the vehicle) or refilling/draining
fuel until the output voltage condition of the “FUEL LEVEL SE” meets within the range above and leave
the vehicle for more than 1 hour. Then start from step 1.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Turn ignition switch ON.
5. Select “EVP V/S LEAK P0456/P1456” of “EVAPORATIVE SYSTEM” in “DTC WORK SUPPORT” mode with CONSULT-III.
Follow the instruction displayed.
NOTE:
If the engine speed canno t be maintained within the range displayed on CONSULT-III screen, go to
EC-20, "
BASIC INSPECTION : Special Repair Requirement".
Which is displayed on CONSULT-III?
OK >> INSPECTION END
NG >> Go to EC-341, "
Diagnosis Procedure".
4.PERFORM COMPONENT FUNCTION CHECK
Perform component function check. Refer to EC-341, "
Component Function Check".
NOTE:
Use component function check to check the overall function of the EVAP very small leak function. During this
check, a 1st trip DTC might not be confirmed.
Is the inspection result normal?
YES >> INSPECTION END
Revision: May 2010 2011 Versa

P0456 EVAP CONTROL SYSTEMEC-341
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NO >> Go to
EC-341, "Diagnosis Procedure".
Component Function CheckINFOID:0000000005929999
1.PERFORM COMPONENT FUNCTION CHECK
With GST
CAUTION:
• Do not use compressed air, doing so may damage the EVAP system.
• Do not start engine.
• Do not exceeded 4.12 kPa (0.042 kg/cm
2, 0.6 psi).
1. Attach the EVAP service port adapter securely to the EVAP service port.
2. Set the pressure pump and a hose.
3. Also set a vacuum gauge via 3-way connector and a hose.
4. Turn ignition switch ON.
5. Connect GST and select Service $08.
6. Using Service $08 control the EVAP canister vent control valve
(close).
7. Apply pressure and make sure the following conditions are sat-
isfied.
Pressure to be applied: 2.7 kPa (0.028 kg/cm
2, 0.39 psi)
Time to be waited after the pressure drawn in to the EVAP
system and the pressure to be dropped: 60 seconds and
the pressure should not be dropped more than 0.4 kPa
(0.004 kg/cm
2, 0.06 psi).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Go to EC-341, "
Diagnosis Procedure".
2.RELEASE PRESSURE
1. Disconnect GST.
2. Start engine and warm it up to normal operating temperature.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Restart engine and let it idle for 90 seconds.
5. Keep engine speed at 2,000 rpm for 30 seconds.
6. Turn ignition switch OFF. NOTE:
For more information, refer to GST Instruction Manual.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000005930000
1.CHECK FUEL FILLER CAP DESIGN
1. Turn ignition switch OFF.
2. Check for genuine NISSAN fuel filler cap design.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace with genuine NISSAN fuel filler cap. Refer to FL-10, "
Component".
2.CHECK FUEL FILLER CAP INSTALLATION
Check that the cap is tightened properly by rotating the cap clockwise.
SEF462UI
SEF915U
Revision: May 2010 2011 Versa

EC-344
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P0456 EVAP CONTROL SYSTEM
16.CHECK EVAP CONTROL SYS
TEM PRESSURE SENSOR
Refer to EC-318, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 17.
NO >> Replace EVAP control system pressure sensor. Refer to FL-15, "
Exploded View".
17.CHECK EVAP PURGE LINE
Check EVAP purge line (pipe, rubber tube, fuel tank and EVAP canister) for cracks or improper connection.
Refer to EC-79, "
System Description".
Is the inspection result normal?
YES >> GO TO 18.
NO >> Repair or reconnect the hose.
18.CLEAN EVAP PURGE LINE
Clean EVAP purge line (pipe and rubber tube) using air blower.
>> GO TO 19.
19.CHECK EVAP/ORVR LINE
Check EVAP/ORVR line between EVAP canister and fuel tank for clogging, kink, looseness and improper con-
nection. For location, refer to EC-453, "
Description".
Is the inspection result normal?
YES >> GO TO 20.
NO >> Repair or replace hoses and tubes.
20.CHECK RECIRCULATION LINE
Check recirculation line between fuel filler tube and fuel tank for clogging, kink, cracks, looseness and
improper connection.
Is the inspection result normal?
YES >> GO TO 21.
NO >> Repair or replace hose, tube or fuel filler tube.
21.CHECK REFUELING EVAP VAPOR CUT VALVE
Refer to EC-456, "
Component Inspection (Refueli ng EVAP vapor cut valve)".
Is the inspection result normal?
YES >> GO TO 22.
NO >> Replace refueling EVAP vapor cut valve with fuel tank.
22.CHECK FUEL LEVEL SENSOR
Refer to DI-17, "
Fuel Level Sensor Signal Inspection".
Is the inspection result normal?
YES >> GO TO 23.
NO >> Replace fuel level sensor unit, fuel filter and fuel pump assembly. Refer to FL-6, "
Removal and
Installation".
23.CHECK INTERMITTENT INCIDENT
Refer to EC-122, "
Diagnosis Procedure".
>> INSPECTION END
Component Inspection (Fuel filler cap)INFOID:0000000006141023
1.CHECK FUEL FILLER CAP
1. Turn ignition switch OFF.
2. Remove fuel filler cap.
Revision: May 2010 2011 Versa