Key On Engine Off Self Test Code 79/539 - Revision

Article No.
91-11B-31

06/14/91

ENGINE/EMISSIONS DIAGNOSIS MANUAL - 1991 - PAGES 4-23, 30, 37 AND 40 - KEY ON ENGINE OFF SELF - TEST CODE 79/539 ADDED

LIGHT TRUCK:
1991 BRONCO, E SERIES

MEDIUM/HEAVY TRUCK:
1991 F SERIES

ISSUE:
Key On Engine Off Self-Test Code 79/539 was omitted from the 1991 Engine/Emissions Diagnosis Manual on Pages 4-23, 30, 37 and 40.

ACTION:
Refer to the pages in this TSB article for the additional information.

Note: The revised pages are marked.

OTHER APPLICABLE ARTICLES:
NONE

WARRANTY STATUS:
INFORMATION ONLY

OASIS CODES:
690000





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