Nissan Sentra manuals

Nissan Sentra Service Manual: Evap leak check

Inspection

CAUTION:

NOTE:

1.EVAP LEAK CHECK

With CONSULT


  1. Install EVAP service port adapter [commercial service tool: (J- 41413-OBD)] and pressure pump to EVAP service port.


  1. Turn ignition switch ON.
  2. Select the “EVAP SYSTEM CLOSE” in “WORK SUPPORT” mode of “ENGINE” using CONSULT.
  3. Touch “START”. A bar graph (Pressure indicating display) will appear on the screen.
  4. Apply positive pressure to the EVAP system until the pressure indicator reaches the middle of the bar graph.
  5. Remove EVAP service port adapter [commercial service tool: (J-41413-OBD)] and hose with pressure pump.
  6. Locate the leak using a leak detector [commercial service tool: (J-41416)]. Refer to EC-49, "EVAPORATIVE EMISSION SYSTEM : System Description".

Without CONSULT


Without CONSULT


  1. Install EVAP service port adapter [commercial service tool: (J- 41413-OBD)] and pressure pump to EVAP service port.


  1. Apply battery voltage between the terminals of EVAP canister vent control valve to make a closed EVAP system.
  2. 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/cm2, 0.2 to 0.4 psi).
  3. Remove EVAP service port adapter [commercial service tool: (J-41413-OBD)] and hose with pressure pump.
  4. Locate the leak using a leak detector [commercial service tool: (J-41416)]. Refer to EC-49, "EVAPORATIVE EMISSION SYSTEM : System Description".

>> INSPECTION END

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