IDM and Spark Timing Diagnosis - Manual Revision

Article No.
91-11B-5

06/14/91

^ ENGINE/EMISSIONS DIAGNOSIS MANUAL - 1989 - PAGE 17-317 - IDM AND SPARK TIMING DIAGNOSTICS REVISED

^ ENGINE/EMISSIONS DIAGNOSIS MANUAL - 1990 - PAGE 17-347A (NEW PAGE) - IDM AND SPARK TIMING DIAGNOSTICS REVISED

^ ENGINE/EMISSIONS DIAGNOSIS MANUAL - 1991 - SECTION 6 - IDM AND SPARK TIMING DIAGNOSTICS REVISED

^ ENGINE/EMISSIONS DIAGNOSIS MANUAL - 1990 - PAGES 14-11 AND 17-352 THROUGH 17-359 - IDM AND SPARK TIMING DIAGNOSTICS REVISED



FORD:
1989-91 TAURUS, THUNDERBIRD
1990-91 CROWN VICTORIA, ESCORT, MUSTANG, PROBE, TEMPO

LINCOLN-MERCURY:
1989-91 COUGAR
1990-91 CONTINENTAL, GRAND MARQUIS, MARK VII, SABLE, TOPAZ, TOWN CAR, TRACER

LIGHT TRUCK:
1990 BRONCO II
1990-91 AEROSTAR, BRONCO, E SERIES, RANGER

MEDIUM/HEAVY TRUCK:
1990-91 F SERIES



ISSUE:
IDM Diagnostics for 1989 3.0L SHO Taurus and 3.8L SC Thunderbird/Cougar and for all 1990 and 1991 EEC-IV vehicles have been revised extensively.


^ 1989 Engine/Emissions Diagnosis





Pinpoint Test N11 and 12

^ 1990 Engine/Emissions Diagnosis





Pinpoint N Wiring Schematic

^ 1990 Engine/Emissions Diagnosis





Quick Test 8.0 Continuous Memory Code Chart





























Pinpoint Test N1 thru N16

^ 1991 Engine/Emissions Diagnosis





Pinpoint Test NA Schematic











Pinpoint Test NA5 thru NA9











Pinpoint Test NB4 thru NB10














Pinpoint Test NC4 thru NC11





Pinpoint Test PC6 and PC7




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


OTHER APPLICABLE ARTICLES:
90-6B-13

WARRANTY STATUS:
INFORMATION ONLY

OASIS CODES:
690000