Nissan Qashqai J11. Manual - part 359

IGNITION TIMING

ECM-413

< PERIODIC MAINTENANCE >

[MR20DD]

C

D

E

F

G

H

I

J

K

L

M

A

ECM

N

P

O

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]

C

D

E

F

G

H

I

J

K

L

M

A

ECM

N

P

O

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 

EM-170, "Exploded View"

.

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 

EM-170, "Exploded View"

.

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 

ECM-124, "Work Procedure"

.

REMOVAL

1.

Remove air duct.

2.

Remove the resonator. Refer to 

EM-147, "Exploded View"

.

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 

PG-5, "Harness Connector"

 (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