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Engine Controls - Hard Start in Cold Temperatures: Overview



VOLUME
3

NUMBER
013 (Revised)

MODEL
Rio

DATE
October 2003

SUBJECT
Rio 1.6L Hard Start

This bulletin provides information related to low ambient hard start in some 2003 and 2004 1.6DOHC Rio models produced between 8/26/03 and 9/4/03. Reprogramming software has been made available for the Hi-Scan Pro for use as a field fix. Use the procedures on the following pages for reprogramming the ECM to improve the cold hard start condition.





ROM ID INFORMATION

AFFECTED PRODUCTION RANGE:

Rio models produced between 8/26/03 to 9/4/03.





WARRANTY CLAIM INFORMATION:
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