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![INFINITI FX35 2007 Service Manual DTC P0442 EVAP CONTROL SYSTEM EC-1057
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CAUTION:
Use only a genuine NISSAN fuel filler cap as a replacement. If an in INFINITI FX35 2007 Service Manual DTC P0442 EVAP CONTROL SYSTEM EC-1057
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CAUTION:
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DTC P0442 EVAP CONTROL SYSTEM EC-1057
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Revision: 2006 July 2007 FX35/FX45
CAUTION:
Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect fuel filler cap is used,
the MIL may come on.
If the fuel filler cap is not tightened properly, the MIL may come on.
Use only a genuine NISSAN rubber tube as a replacement.
DTC Confirmation ProcedureNBS0047W
NOTE:
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:
Perform “DTC WORK SUPPORT” when the fuel level is between 1/4 and 3/4 full, and vehicle is
placed on flat level surface.
Always perform test at a temperature of 0 to 30 °C (32 to 86 °F).
WITH CONSULT-II
1. Turn ignition switch ON.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON and select “DATA MONITOR” mode with CONSULT-II.
4. Make sure that the following conditions are met. COOLAN TEMP/S: 0 - 70 °C (32 - 158 °F)
INT/A TEMP SE: 0 - 30 °C (32 - 86 °F)
5. Select “EVAP SML LEAK P0442/P1442” of “EVAPORATIVE SYSTEM” in “DTC WORK SUPPORT” mode with CONSULT-II.
Follow the instruction displayed.
NOTE:
If the engine speed cannot be maintained within the range displayed on the CONSULT-II screen, go to
EC-738, "
Basic Inspection" .
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EC-1058
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6. Make sure that “OK” is displayed.
If “NG” is displayed, refer to EC-1059, "
Diagnostic Procedure" .
NOTE:
Make sure that EVAP hoses are connected to EVAP canister
purge volume control solenoid valve properly.
SEC763C
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Revision: 2006 July 2007 FX35/FX45
WITH GST
NOTE:
Be sure to read the explanation of EC-725, "
Driving Patter INFINITI FX35 2007 Service Manual DTC P0442 EVAP CONTROL SYSTEM EC-1059
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WITH GST
NOTE:
Be sure to read the explanation of EC-725, "
Driving Patter](/manual-img/42/57018/w960_57018-2434.png)
DTC P0442 EVAP CONTROL SYSTEM EC-1059
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WITH GST
NOTE:
Be sure to read the explanation of EC-725, "
Driving Pattern" before driving vehicle.
1. Start engine.
2. Drive vehicle according to EC-725, "
Driving Pattern" .
3. Stop vehicle.
4. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
5. Select “Service $07” with GST.
If P0442 is displayed on the screen, go to EC-1059, "Diagnostic Procedure" .
If P0441 is displayed on the screen, go to EC-1053, "Diagnostic Procedure" .
Diagnostic ProcedureNBS0047X
1. CHECK FUEL FILLER CAP DESIGN
1. Turn ignition switch OFF.
2. Check for genuine NISSAN fuel filler cap design.
OK or NG
OK >> GO TO 2.
NG >> Replace with genuine NISSAN fuel filler cap.
2. CHECK FUEL FILLER CAP INSTALLATION
Check that the cap is tightened properly by rotating the cap clockwise.
OK or NG
OK >> GO TO 3.
NG >> 1. Open fuel filler cap, then clean cap and fuel filler neck threads using air blower.
2. Retighten until ratcheting sound is heard.
3. CHECK FUEL FILLER CAP FUNCTION
Check for air releasing sound while opening the fuel filler cap.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. CHECK FUEL TANK VACUUM RELIEF VALVE
Refer to EC-703, "
FUEL TANK VACUUM RELIEF VALVE (BUILT INTO FUEL FILLER CAP)" .
OK or NG
OK >> GO TO 5.
NG >> Replace fuel filler cap with a genuine one.
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![INFINITI FX35 2007 Service Manual EC-1060
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5. INSTALL THE PRESSURE PUMP
To locate the EVAP leak, install EVAP service port adapter and pres-
sure pump to EVAP INFINITI FX35 2007 Service Manual EC-1060
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5. INSTALL THE PRESSURE PUMP
To locate the EVAP leak, install EVAP service port adapter and pres-
sure pump to EVAP](/manual-img/42/57018/w960_57018-2435.png)
EC-1060
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5. INSTALL THE PRESSURE PUMP
To locate the EVAP leak, install EVAP service port adapter and pres-
sure pump to EVAP service port (2) securely.
EVAP canister purge volume control solenoid valve (1)
NOTE:
Improper installation of the EVAP service port adapter to the
EVAP service port may cause leaking.
With CONSULT-II>>GO TO 6.
Without CONSULT-II>>GO TO 7.
6. CHECK FOR EVAP LEAK
With CONSULT-II
1. Turn ignition switch ON.
2. Select “EVAP SYSTEM CLOSE” of “WORK SUPPORT” mode with CONSULT-II.
3. Touch “START” and apply pressure into the EVAP line until the pressure indicator reaches the middle of the bar graph.
CAUTION:
Never use compressed air or a high pressure pump.
Do not exceed 4.12 kPa (0.042 kg/cm2 , 0.6 psi) of pres-
sure in the system.
4. Using EVAP leak detector, locate the EVAP leak. For the leak detector, refer to the instruction manual for more details.
Refer to EC-701, "
EVAPORATIVE EMISSION LINE DRAWING"
.
OK or NG
OK >> GO TO 8.
NG >> Repair or replace.
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7. CHECK FOR EVAP LEAK
Without CONSULT-II
1. Turn ignition switch OFF.
2. INFINITI FX35 2007 Service Manual DTC P0442 EVAP CONTROL SYSTEM EC-1061
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7. CHECK FOR EVAP LEAK
Without CONSULT-II
1. Turn ignition switch OFF.
2.](/manual-img/42/57018/w960_57018-2436.png)
DTC P0442 EVAP CONTROL SYSTEM EC-1061
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7. CHECK FOR EVAP LEAK
Without CONSULT-II
1. Turn ignition switch OFF.
2. Apply 12 volts DC to EVAP canister vent control valve. The valve will close. (Continue to apply 12 volts until the end of test.)
3. Pressurize the EVAP line using pressure pump with 1.3 to 2.7 kPa (10 to 20 mmHg, 0.39 to 0.79 inHg), then remove pump and EVAP service port adapter.
CAUTION:
Never use compressed air or a high pressure pump.
Do not exceed 4.12 kPa (0.042 kg/cm2 , 0.6 psi) of pressure in the system.
4. Using EVAP leak detector, locate the EVAP leak. For the leak detector, refer to the instruction manual for more details. Refer
to EC-701, "
EVAPORATIVE EMISSION LINE DRAWING" .
OK or NG
OK >> GO TO 8.
NG >> Repair or replace.
8. CHECK EVAP CANISTER VENT CONTROL VALVE
Check the following.
EVAP canister vent control valve is installed properly.
Refer to EC-704, "
Removal and Installation" .
EVAP canister vent control valve.
Refer to EC-1085, "
Component Inspection" .
OK or NG
OK >> GO TO 9.
NG >> Repair or replace EVAP canister vent control valve and O-ring.
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![INFINITI FX35 2007 Service Manual EC-1062
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9. CHECK IF EVAP CANISTER SATURATED WITH WATER
1. Remove EVAP canister with EVAP canister vent control valve and EVAP INFINITI FX35 2007 Service Manual EC-1062
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9. CHECK IF EVAP CANISTER SATURATED WITH WATER
1. Remove EVAP canister with EVAP canister vent control valve and EVAP](/manual-img/42/57018/w960_57018-2437.png)
EC-1062
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9. CHECK IF EVAP CANISTER SATURATED WITH WATER
1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.
2. Does water drain from the EVAP canister?
Ye s o r N o
Yes >> GO TO 10.
No (With CONSULT-II)>>GO TO 12.
No (Without CONSULT-II)>>GO TO 13.
10. CHECK EVAP CANISTER
Weigh the EVAP canister with the EVAP canister vent control valve and EVAP control system pressure sensor
attached.
The weight should be less than 2.1 kg (4.6 lb).
OK or NG
OK (With CONSULT-II)>>GO TO 12.
OK (Without CONSULT-II)>>GO TO 13.
NG >> GO TO 11.
11 . DETECT MALFUNCTIONING PART
Check the following.
EVAP canister for damage
EVAP hose between EVAP canister and vehicle frame for clogging or poor connection
>> Repair hose or replace EVAP canister.
12. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
With CONSULT-II
1. Disconnect vacuum hose to EVAP canister purge volume control solenoid valve at EVAP service port.
2. Start engine.
3. Perform “PURG VOL CONT/V” in “ACTIVE TEST” mode.
4. Touch “Qu” on CONSULT-II screen to increase “PURG VOL CONT/V” opening to 100%.
5. Check vacuum hose for vacuum when revving engine up to 2,000 rpm.
OK or NG
OK >> GO TO 15.
NG >> GO TO 14.
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13. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
With INFINITI FX35 2007 Service Manual DTC P0442 EVAP CONTROL SYSTEM EC-1063
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13. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
With](/manual-img/42/57018/w960_57018-2438.png)
DTC P0442 EVAP CONTROL SYSTEM EC-1063
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13. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION
Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Stop engine.
3. Disconnect vacuum hose to EVAP canister purge volume control solenoid valve at EVAP service port.
4. Start engine and let it idle for at least 80 seconds.
5. Check vacuum hose for vacuum when revving engine up to 2,000 rpm.
OK or NG
OK >> GO TO 16.
NG >> GO TO 14.
14. CHECK VACUUM HOSE
Check vacuum hoses for clogging or disconnection. Refer to EC-769, "
Vacuum Hose Drawing" .
OK or NG
OK >> GO TO 15.
NG >> Repair or reconnect the hose.
15. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE
Refer to EC-1078, "
Component Inspection" .
OK or NG
OK >> GO TO 16.
NG >> Replace EVAP canister purge volume control solenoid valve.
16. CHECK FUEL TANK TEMPERATURE SENSOR
Refer to EC-1003, "
Component Inspection" .
OK or NG
OK >> GO TO 17.
NG >> Replace fuel level sensor unit.
17. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR
Refer to EC-1101, "
Component Inspection" .
OK or NG
OK >> GO TO 18.
NG >> Replace EVAP control system pressure sensor.
18. CHECK EVAP PURGE LINE
Check EVAP purge line (pipe, rubber tube, fuel tank and EVAP canister) for cracks or improper connection.
Refer to EC-701, "
EVAPORATIVE EMISSION LINE DRAWING" .
OK or NG
OK >> GO TO 19.
NG >> Repair or reconnect the hose.
19. CLEAN EVAP PURGE LINE
Clean EVAP purge line (pipe and rubber tube) using air blower.
>> GO TO 20.
Vacuum should exist.
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![INFINITI FX35 2007 Service Manual EC-1064
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20. CHECK EVAP/ORVR LINE
Check EVAP/ORVR line between EVAP canister and fuel tank for clogging, kink, looseness and i INFINITI FX35 2007 Service Manual EC-1064
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20. CHECK EVAP/ORVR LINE
Check EVAP/ORVR line between EVAP canister and fuel tank for clogging, kink, looseness and i](/manual-img/42/57018/w960_57018-2439.png)
EC-1064
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20. 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-707, "
ON BOARD REFUELING VAPOR RECOVERY (ORVR)" .
OK or NG
OK >> GO TO 21.
NG >> Repair or replace hoses and tubes.
21. CHECK RECIRCULATION LINE
Check recirculation line between filler neck tube and fuel tank for clogging, kink, cracks, looseness and
improper connection.
OK or NG
OK >> GO TO 22.
NG >> Repair or replace hose, tube or filler neck tube.
22. CHECK REFUELING EVAP VAPOR CUT VALVE
Refer to EC-710, "
REFUELING EVAP VAPOR CUT VALVE" .
OK or NG
OK >> GO TO 23.
NG >> Replace refueling EVAP vapor cut valve with fuel tank.
23. CHECK FUEL LEVEL SENSOR
Refer to DI-24, "
FUEL LEVEL SENSOR UNIT" .
OK or NG
OK >> GO TO 24.
NG >> Replace fuel level sensor unit.
24. CHECK INTERMITTENT INCIDENT
Refer to EC-812, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END