Emissions - EVAP Leak Diagnosis

Classification:
EC09-002e

Reference:
ITB09-012e

Date:
April 4, 2013

EVAP LEAK DTC DIAGNOSIS

This bulletin has been amended to the APPLIED VEHICLES section. Please discard all previous versions of this bulletin.

APPLIED VEHICLES:

2007 - 2013 Infiniti vehicles

SERVICE INFORMATION














If one or more DTCs listed below related to EVAP system leaks is found stored in Self Diagnosis use the REPAIR FLOW CHART. Use the EVAP system diagram for reference.

^ DTCs: P0442 P0455 and P0456

^ This Service Procedure can be used in addition to the procedure(s) outlined in the applicable Service Manual and other bulletins applicable to specific EVAP leak DTCs when necessary.

^ If a Smoke (Leak Detection) Machine is available and preferred the REPAIR FLOW CHART can still be used. This tool would be used in place of watching for pressure drop and spraying with soapy water. Refer to the Machine's Operator's Manual for proper use.

CAUTION:
Use Essential Tool J-42909 (sent out to dealers September 1997) or equivalent to pressurize the EVAP system. Do not pressurize over the amount specified in the applicable Service Manual. Do NOT use shop air pressure.

IMPORTANT NOTE:
If an EVAP system DTC(s) not related to EVAP leaks is/are found stored in Self Diagnosis this bulletin does not apply. Refer to ASIST and the appropriate Service Manual for diagnostic procedure(s) as needed.








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