Nissan Qashqai J11. Manual — part 359
IGNITION TIMING
ECM-413
< PERIODIC MAINTENANCE >
[MR20DD]
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IGNITION TIMING
Inspection
INFOID:0000000010703102
1.
CHECK IGNITION TIMING
1.
Attach timing light to wire loop as shown.
2.
Check ignition timing.
>> INSPECTION END
: Timing indicator
PBIB3263E
ECM-414
< PERIODIC MAINTENANCE >
[MR20DD]
EVAPORATIVE EMISSION SYSTEM
EVAPORATIVE EMISSION SYSTEM
Inspection
INFOID:0000000010703103
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. Orally blow air through port.
Check that air flows freely through port.
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, stick-
ing, etc.
a.
Wipe clean valve housing.
b.
Check valve opening pressure and vacuum.
c.
If out of specification, replace fuel filler cap as an assembly.
PBIB0663E
SEF552Y
SEF989X
Pressure:
15.3 - 20.0 kPa (0.153 - 0.200 bar, 0.156 - 0.204 kg/
cm
2
, 2.22 - 2.90 psi)
Vacuum:
–6.0 to –3.4 kPa (–0.06 bar to –-0.034bar, –0.061 to –
0.035 kg/cm
2
, –0.87 to –0.49 psi)
SEF943S
POSITIVE CRANKCASE VENTILATION
ECM-415
< PERIODIC MAINTENANCE >
[MR20DD]
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POSITIVE CRANKCASE VENTILATION
Inspection
INFOID:0000000010703104
1.
CHECK PCV VALVE
1.
Start the engine and let it idle.
2.
Replace PCV valve from the rocker cover. Refer to
.
3.
Check that a properly working valve makes a hissing noise as
air passes through it.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace PCV valve. Refer to
PBIB1589E
ECM-416
< REMOVAL AND INSTALLATION >
[MR20DD]
ECM
REMOVAL AND INSTALLATION
ECM
Removal and Installation
INFOID:0000000010703105
EXPLODED VIEW
CAUTION:
Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to
.
REMOVAL
1.
Remove air duct.
2.
Remove the resonator. Refer to
3.
Disconnect barometric pressure sensor harness connector.
4.
Remove mounting bolts and the barometric pressure sensor.
5.
Remove the hose from the barometric pressure sensor.
6.
Disconnect ECM harness connectors. Refer to
(lever locking type).
7.
Remove ECM mounting nuts, and then remove ECM.
INSTALLATION
Install in the reverse order of removal.
ECM
Battery tray
hose
Barometric pressure sensor
: Vehicle front
JSBIA4560ZZ
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