Infiniti QX56 (Z62). Manual - part 638

 

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Infiniti QX56 (Z62). Manual - part 638

 

 

EC-530

< PERIODIC MAINTENANCE >

[VK56VD]

IDLE SPEED

PERIODIC MAINTENANCE

IDLE SPEED

Inspection

INFOID:0000000006218030

1.

CHECK IDLE SPEED

 WITH CONSULT-III

Check idle speed in “DATA MONITOR” mode with CONSULT-III.

 WITH GST

Check idle speed with Service $01 of GST.

>> INSPECTION END

IGNITION TIMING

EC-531

< PERIODIC MAINTENANCE >

[VK56VD]

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IGNITION TIMING

Inspection

INFOID:0000000006218031

1.

CHECK IGNITION TIMING

1.

Attach timing light to loop wire as shown.

2.

Check ignition timing.

>> INSPECTION END

1.

Loop wire

A.

Timing light

B.

Timing indicator

JSBIA0492ZZ

EC-532

< PERIODIC MAINTENANCE >

[VK56VD]

EVAP LEAK CHECK

EVAP LEAK CHECK

Inspection

INFOID:0000000006267340

CAUTION:

• Do not use compressed air or a high pressure pump.
• Do not exceed 4.12 kPa (0.042 kg/cm

2

, 0.6 psi) of pressure in EVAP system.

NOTE:
• Do not start engine.
• Improper installation of EVAP service port adapter (commercial service tool) to the EVAP service port may

cause a leak.

 WITH CONSULT-III

1.

To locate the EVAP leak, install EVAP service port adapter (com-
mercial service tool) and pressure pump to EVAP service port.

2.

Turn ignition switch ON.

3.

Select the “EVAP SYSTEM CLOSE” of “WORK SUPPORT”
mode with CONSULT-III.

4.

Touch “START”. A bar graph (Pressure indicating display) will
appear on the screen.

5.

Apply positive pressure to the EVAP system until the pressure
indicator reaches the middle of the bar graph.

6.

Remove EVAP service port adapter (commercial service tool)
and hose with pressure pump.

7.

Locate the leak using a leak detector (commercial service tool).
Refer to 

EC-45, "EVAPORATIVE EMISSION SYSTEM : System

Diagram"

.

 WITHOUT CONSULT-III

1.

To locate the EVAP leak, install EVAP service port adapter (com-
mercial service tool) and pressure pump to EVAP service port.

2.

Apply battery voltage between the terminals of EVAP canister
vent control valve to make a closed EVAP system.

3.

To locate the leak, deliver positive pressure to the EVAP system
until pressure gauge points reach 1.38 to 2.76 kPa (0.014 to
0.028 kg/cm

2

, 0.2 to 0.4 psi).

4.

Remove EVAP service port adapter (commercial service tool)
and hose with pressure pump.

SEF462UA

SEF200U

SEF462UA

EVAP LEAK CHECK

EC-533

< PERIODIC MAINTENANCE >

[VK56VD]

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5.

Locate the leak using a leak detector (commercial service tool).
Refer to 

EC-45, "EVAPORATIVE EMISSION SYSTEM : System

Diagram"

.

SEF200U

 

 

 

 

 

 

 

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