Engine Controls - MIL ON/DTC P0139 Is Stored In Memory

07-019

October 22, 2011

Applies To:
See VEHICLES AFFECTED

MIL Comes On With DTC P0139

(Supersedes 07-019, dated March 9, 2007, to update the information marked by the black bars and asterisks)

REVISION SUMMARY

*Under WARRANTY CLAIM INFORMATION, a flat rate was changed.*

SYMPTOM

The MIL is on with PGM-FI DTC P0139 (secondary heated oxygen sensor [sensor 2] slow response) stored.

PROBABLE CAUSE

The ECM/PCM misinterprets the secondary heated oxygen sensor output and sets DTC P0139.





VEHICLES AFFECTED

CORRECTIVE ACTION

Update the PGM-FI software.





SOFTWARE INFORMATION





WARRANTY CLAIM INFORMATION

REPAIR PROCEDURE

*Update the PGM-FI software. Refer to Service Bulletin 01-023, Updating Control Units/Modules.*





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