Nissan Juke Service and Repair Manual : Evaporative emission system
Inspection
1. Visually inspect EVAP vapor lines for improper attachment and for cracks, damage, loose connections, chafing and deterioration.
2. Check EVAP canister as follows: a. Block port (B). Orally blow air through port (A).
Check that air flows freely through port (C).
b. Block port (A). Orally blow air through port (B).
Check that air flows freely through port (C).
3. Visually inspect the fuel check valve for cracks, damage, loose connections chafing and deterioration.
4. Check fuel check valve as follows: a. Blow air through connector on the fuel tank side. A considerable resistance should be felt and a portion of air flow should be directed toward the EVAP canister side.
b. Blow air through connector on EVAP canister side. Air flow should be smoothly directed toward fuel tank side.
c. If fuel check valve is suspected or not properly functioning in step 1 and 2 above, replace it.
5. Inspect fuel tank filler cap vacuum relief valve for clogging, sticking, etc.
a. Wipe clean valve housing.
b. Check valve opening pressure and vacuum.
Pressure:
15.3 - 20.0 kPa (0.153 - 0.200 bar, 0.156 - 0.204 kg/
cm2, 2.22 - 2.90 psi)
Vacuum:
–6.0 to –3.4 kPa (–0.06 bar to –-0.034bar, –0.061 to –
0.035 kg/cm2, –0.87 to –0.49 psi)
c. If out of specification, replace fuel filler cap as an assembly
Ignition timing
Description
This describes how to check the ignition timing. For the actual procedure,
follow the instructions in “BASIC
INSPECTION”.
Special Repair Requirement
1.CHECK IGNITION TIMING
1. Attac ...
Positive crankcase ventilation
Inspection
1.CHECK PCV VALVE
With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through
it. A strong vacuum should be fel ...
Other materials:
P0657 ECM relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
When IPDM E/R DTC is indicated with DTC P0657, IPDM E/R DTC must be checked
first.
Diagnosis Procedure
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E38. Refer to Ground Inspection in GI-44, "Circuit
Inspection ...
P0045, P0047, P0048 TC boost control
solenoid valve
DTC Logic
DTC DETECTION LOGIC
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 swit ...
General Precautions
WARNING:
When replacing fuel line parts, be sure to observe the following.
• Put a ???CAUTION: FLAMMABLE??? sign in the workshop.
• Be sure to work in a well ventilated area and furnish workshop with a CO2 fire
extinguisher.
• Never smoke while servicing fuel system. Keep open flames and spa ...
