EEC IV - Self Test Codes and MIL Service Tips: Overview

Article No.
92-4-4

02/12/92

^ EEC-IV - OVERVIEW OF THREE DIGIT EEC-IV SELF-TEST CODES AND MIL LAMP SERVICE TIPS

^ LAMP - "MALFUNCTION INDICATOR LIGHT" - OVERVIEW OF THREE DIGIT EEC-IV SELF-TEST CODES AND MIL LAMP SERVICE TIPS

FORD:
1991 and after CROWN VICTORIA, ESCORT, MUSTANG, PROBE, TEMPO, THUNDERBIRD

LINCOLN-MERCURY:
1991 and after CONTINENTAL, COUGAR, GRAND MARQUIS, MARK VII, TOPAZ, TOWN CAR, TRACER

LIGHT TRUCK:
1991 and after AEROSTAR, BRONCO, ECONOLINE, EXPLORER, F SUPER DUTY, F-150-350 SERIES, RANGER

ISSUE:
Occasionally, there are reports of the Malfunction Indicator Lamp (MIL) "Check Engine" or "Service Engine Soon" lamp being lit with no Self-Test codes in Continuous Memory. An overview of three digit EEC-IV Self-Test Codes has been developed along with reasons for the MIL lamp being lit with no accompanying Continuous Memory Self-Test codes.

ACTION:
Refer to the following overview of three digit EEC-IV Self Test Codes to determine why the MIL lamp is sometimes lit with no accompanying Continuous Memory Self-Test codes.

OTHER APPLICABLE ARTICLES: NONE

WARRANTY STATUS: INFORMATION ONLY

OASIS CODES: 206000