Engine Controls - MIL ON/DTC's P0456/P0442/No EVAP Leaks

01 MIL on, no leak in EVAP system (DTC P0456 and/or P0442 in ECM)

24 10 10

2021418/2

March 22, 2010.

Supersedes Technical Service Bulletin Group 01 number 09-08 dated September 14, 2009 for reasons listed below.





Affected Vehicles





Condition

^ MIL on.

^ DTC P0456 and/or P0442 (small EVAP leak) stored in ECM.

^ No leaks found in the EVAP system.

Technical Background

Software update needed.

Production Solution

New software in the control module (J623) addressed the condition.

Service

1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.





2. Update the ECM using the SVM action code as listed in the table above if necessary.





Warranty

Additional Information

All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service manuals for the latest information.

















Attachment - 00 Software Version Management (SVM) , Operating Instructions