Taurus V6-3.0L VIN 2 Flex Fuel (1997)
PROM - Programmable Read Only Memory: Customer Interest
PCM - MIL ON/ DTC's Set/Spark Knock
Article No.
99-1-5
01/25/99
^
MALFUNCTION INDICATOR LAMP (MIL) - MIL
ILLUMINATED - DIAGNOSTIC TROUBLE CODE
(DTC) P0300 (MISFIRE DTC) STORED IN
CONTINUOUS MEMORY BUT NO MISFIRE
OBSERVED - VEHICLES WITH 3.0L 2-VALVE
ENGINE
^
MALFUNCTION INDICATOR LAMP (MIL) - MIL
ILLUMINATED - DIAGNOSTIC TROUBLE CODES
(DTCS) P0135, P0141, P0155, AND P0161 STORED
IN CONTINUOUS MEMORY - VEHICLES WITH 3.0L
2-VALVE ENGINE
^
SPARK KNOCK - DURING ACCELERATION -
VEHICLES WITH 3.0L 2-VALVE ENGINE
FORD:
1996-97 TAURUS
LINCOLN-MERCURY:
1996-97 SABLE
CALIBRATION
7-10A-R10-R12, 7-10B-R10-R12, 7-10R-R10-R11, 6-10A-R12, 6-10B-R12, 6-10S-R12, 6-10T-R12
WARNING
THIS MODIFICATION IS AUTHORIZED ONLY FOR THE LISTED ENGINE(S). PERFORMING THIS MODIFICATION ON OTHER
ENGINE CALIBRATIONS IS UNAUTHORIZED AND COULD CREATE LIABILITY UNDER APPLICABLE FEDERAL OR LOCAL LAWS.
ISSUE
Some vehicles may have the following concerns:
^
Spark knock on acceleration
^
Check engine light on with Heated Exhaust Gas Oxygen (H EGO) heater Diagnostic Trouble Codes (DTCs) PO135, PO141, P0155, and P0161
^
Check engine light on with misfire DTC P0300 only with no misfire felt.
This may be due to the calibration strategy in the Powertrain Control Module (PCM).
ACTION
Reprogram the PCM. Refer to the following Service Procedure and the Tear Tag Chart.