Engine Controls - MIL ON/DTC P0300/Hard Start/Surge
TSB 04-13-16/12/04
COLD ENGINE HARD STARTING/NO START AND/OR
SLIGHT SURGING AT IDLE - DIAGNOSTIC TROUBLE
CODE (DTC) P0300 (MISFIRE) - 3.0L 2-VALVE ENGINE
(GAS AND FFV)
FORD: 2004 Taurus
MERCURY: 2004 Sable
ISSUE
Some 2004 Taurus/Sable vehicles equipped with 3.0L 2-Valve engine (gas and FFV) may exhibit the following conditions:
^ Hard start or no start with engine cold.
^ P0300 misfire DTC.
^ Slight engine idle surging in 15 second intervals with transmission oil temperatures below 100°F (38°C), shift lever in park, and foot off brake.
ACTION
Reprogram the powertrain control module (PCM) to the latest calibration using WDS release B31.9 or higher. Calibration files may also be obtained.
NOTE
IF THE VEHICLE WAS TOWED IN FOR A NO START CONDITION, CHECK FOR EVIDENCE OF FUEL IN THE OIL AND CHANGE THE OIL AND FILTER IF NECESSARY. THE VEHICLE MAY ALSO EXHIBIT DTC'S P2196/P2198 DUE TO ENGINE FLOODING, RESULTING FROM THE CRANK NO START/HARD START CONDITION. DO NOT REPLACE HEGO(S), MAF OR PCM FOR THESE CODES OR CONDITIONS UNLESS DIAGNOSIS CLEARLY INDICATES COMPONENT NEEDS REPLACEMENT.
NOTE
IF DTC P0300 STILL EXISTS AFTER PCM REPROGRAMMING, PERFORM NORMAL DIAGNOSTICS AND ONLY REPLACE COMPONENTS IF TESTS INDICATE REPLACEMENT IS APPROPRIATE.
WARRANTY STATUS:
Eligible Under The Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage
DEALER CODING
CONDITION
BASIC PART NO. CODE
RECALEM 42
Disclaimer