Engine Controls - MIL ON/DTC's P0420/P0430 Set
TSB 05-2-202/07/05
MALFUNCTION INDICATOR LAMP (MIL) ON WITH
DIAGNOSTIC TROUBLE CODE (DTC) P0420 AND/OR
P0430
FORD:
2001-2002 Crown Victoria
LINCOLN:
2001-2002 Town Car
MERCURY:
2001-2002 Grand Marquis
ISSUE
Some 2001-2002 Crown Victoria/Grand Marquis/Town Car vehicles may exhibit the MIL on with DTC P0420 (Catalyst System Efficiency Below Threshold - Bank 1) and/or P0430 (Catalyst System Efficiency Below Threshold - Bank 2).
ACTION
Reprogram the powertrain control module (PCM) to the latest calibration using WDS release B34.11 and higher or B35.2 and higher. Calibration files may also be obtained at the website. Replacement of catalysts is no longer necessary to address the most common causes of this condition.
NOTE
THIS NEW CALIBRATION IS NOT INCLUDED IN THE B35 CD.
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage
OPERATION DESCRIPTION TIME
050202A 2001-2002 Town Car, 0.4 Hr.
Grand Marquis, Crown
Victoria: Check Diagnostic
Trouble Codes And
Reprogram Powertrain
Control Module
DEALER CODING
CONDITION
BASIC PART NO. CODE
RECALEM 04
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