Nissan Frontier D22. Instruction — part 303
DTC P0442 EVAP CONTROL SYSTEM
EC-315
[KA24DE]
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EC
●
Always perform test at a temperature of 0 to 30
°C (32 to
86
°F).
1.
Turn ignition switch ON.
2.
Turn ignition switch OFF and wait at least 5 seconds.
3.
Turn ignition switch ON and select “DATA MONITOR” mode with
CONSULT-II.
4.
Check that the following conditions are met.
5.
Select “EVAP SML LEAK P0442/P1442” of “EVAP SYSTEM” in
“DTC WORK SUPPORT” mode with CONSULT-II. Follow the instruction displayed.
NOTE:
●
If the engine cannot be maintained within the range on CONSULT-II screen, go to
6.
Make sure that “OK” is displayed.
If “NG” is displayed, refer to
EC-316, "Diagnostic Procedure"
WITH GST
1.
Start engine.
2.
.
NOTE:
Be sure to read the explanation of
3.
Stop vehicle.
4.
Select “MODE 1” with GST.
–
If SRT of EVAP system is not set yet, go to the following step.
–
If SRT of EVAP system is set, the result will be OK.
5.
Turn ignition switch OFF and wait at least 5 seconds.
6.
Start engine.
It is not necessary to cool engine down before driving.
7.
Drive vehicle again according to the
.
8.
Stop vehicle.
9.
Select “MODE 3” with GST.
–
If P0441 is displayed on the screen, go to
EC-316, "Diagnostic Procedure"
COOLAN TEMP/S
0 - 70
°C (32 - 158°F)
INT/A TEMP SE
0 - 60
°C (32 - 140°F)
SEF475Y
PBIB0829E
LEC048A
EC-316
[KA24DE]
DTC P0442 EVAP CONTROL SYSTEM
–
If P0442 is displayed on the screen, go to
EC-316, "Diagnostic Procedure"
–
If P0441 and P0442 are not displayed on the screen, go to the following step.
10. Select “MODE 1” with GST.
–
If SRT of EVAP system is set, the result will be OK.
–
If SRT of EVAP system is not set, go to step 5.
Diagnostic Procedure
UBS00D7F
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 rotating the cap clockwise.
OK or NG
OK
>> GO TO 3.
NG
>>
●
Open fuel filler cap, then clean cap and fuel filler neck threads using air blower.
●
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.
SEF915U
DTC P0442 EVAP CONTROL SYSTEM
EC-317
[KA24DE]
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EC
4.
CHECK FUEL TANK VACUUM RELIEF VALVE (BUILT INTO FUEL FILLER CAP)
1.
Wipe clean valve housing.
2.
Check valve opening pressure and vacuum.
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.
OK or NG
OK
>> GO TO 5.
NG
>> Replace fuel filler cap with a genuine one.
5.
INSTALL PRESSURE PUMP
1.
Install the EVAP service port adapter and the pressure pump
securely to EVAP service port.
NOTE:
●
Improper installation of service port may cause leaking.
Models with CONSULT-II>>GO TO 6.
Models without CONSULT-II>>GO TO 7.
SEF445Y
Pressure
: 16.0 - 20.0 kPa
(0.163 - 0.204 kg/cm
2
, 2.32 - 2.90 psi)
Vacuum
:
−6.0 to −3.5 kPa
(
−0.061 to −0.036 kg/cm
2
,
−0.87 to −0.51 psi)
SEF943S
SEF339V
SEF462UE
EC-318
[KA24DE]
DTC P0442 EVAP CONTROL SYSTEM
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 bar graph.
NOTE:
●
Never use compressed air or a high pressure pump.
●
Do not exceed 4.12 kPa (0.042 kg/cm
2
, 0.6 psi) of pres-
sure in the system.
4.
Using EVAP leak detector, locate the leak portion. For the leak
detector, refer to instruction instruction for more details.
Refer to
EC-565, "EVAPORATIVE EMISSION LINE DRAWING"
.
OK or NG
OK
>> GO TO 8.
NG
>> Repair or replace.
PEF658U
PEF917U
SEF200U
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