Fulltext TSBs

Technical Service Bulletins

TSB
04-11-1
  • DRIVEABILITY – STREAMLINED DIAGNOSTIC PROCEDURE FOR VEHICLES WITH MIL ON AND DTCS P0401, P0402, P1400 OR P1401 – ADDITIONAL SYMPTOMS MAY INCLUDE RUNS ROUGH, LACKS POWER, SURGE, POOR FUEL ECONOMY
Publication Date: May 25, 2004

FORD:
2000-2002 TAURUS
2001-2002 CROWN VICTORIA, FOCUS, MUSTANG
2001 EXPLORER USPS
2001-2002 E-SERIES, ESCAPE, EXPEDITION, EXPLORER SPORT TRAC, EXPLORER SPORT, F-150, RANGER, WINDSTAR
2002-2003 EXPLORER
LINCOLN:
2001-2002 TOWN CAR
MERCURY:
2000-2002 SABLE
2001-2002 COUGAR, GRAND MARQUIS
2002-2003 MOUNTAINEER

This article supersedes TSB 04-3-1 to update service part information and applications.

ISSUE:

Some vehicles may exhibit a malfunction indicator lamp (MIL) “ON” with or without the following symptoms: Rough Running, Lack of Power, Surge or Poor Fuel Economy, along with diagnostic trouble codes (DTC’s) P0401, P0402, P1400 or P1401. This may be caused by an intermittently functioning tube-mounted delta pressure feedback EGR (DPFE) sensor (Figure 1).

ACTION:

For vehicles equipped with a tube-mounted DPFE sensor, perform the following diagnostic procedure and repair action. This procedure supersedes the diagnostic procedure in the PC/ED Manual for the issue described above.

NOTE:ALL LISTED APPLICATIONS CAN NOW BE SERVICED WITH DPFE SENSOR 4U7Z-9J460-AA




Figure 1 – Article 04-11-1

NOTE:THIS ARTICLE APPLIES TO THE FULL MODEL YEAR FOR ALL VEHICLES LISTED EXCEPT THE FOLLOWING:

  • 2002 Taurus/Sable 3.0L DOHC – Built After May 2002
  • 2002 Taurus/Sable 3.0L OHV – Built After February 2002
  • 2002 Econoline And F-150 4.2L OHV – Built After April 9, 2002
  • 2003 Explorer 4dr/Mountaineer 4.6L SOHC – Built After February 2, 2003

SERVICE PROCEDURE

  1. Retrieve continuous DTC(s).
  2. If P0401, P0402, P1400 or P1401 are present, turn ignition OFF and replace the DPFE sensor.
  3. Clear continuous DTC(s).
  4. Perform key on engine off (KOEO) and key on engine running (KOER) self-test.

    ENGINE APPLICATION CHART
    Model YearVehicle LineEnginePart
    2001-2002Cougar2.5L DOHC4U7Z-9J460-AA
    2001-2002Crown Victoria/Grand Marquis4.6L SOHC4U7Z-9J460-AA
    2001-2002Econoline4.2L OHV4U7Z-9J460-AA
    2001Econoline4.6L SOHC4U7Z-9J460-AA
    2001-2002Escape2.0L Zetec and 3.0L DOHC4U7Z-9J460-AA
    2001-2002Expedition4.6L SOHC4U7Z-9J460-AA
    2002-2003Explorer 4dr/Mounaineer4.6L SHOC4U7Z-9J460-AA
    2002Explorer 4dr/Mountaineer4.0L SOHC4U7Z-9J460-AA
    2001-2002Explorer Sport4.0L SOHC4U7Z-9J460-AA
    2001-2002Explorer Sport Trac4.0L SOHC4U7Z-9J460-AA
    2001Explorer USPS4.0L SOHC4U7Z-9J460-AA
    2001-2002Focus2.0L Zetec4U7Z-9J460-AA
    2001-2002F-Series4.2L OHV and 4.6L SOHC4U7Z-9J460-AA
    2001-2002Mustang3.8L OHV4U7Z-9J460-AA
    2001-2002Ranger4.0L SOHC4U7Z-9J460-AA
    2000-2002Taurus/Sable3.0L DOHC4U7Z-9J460-AA
    2001-2002Taurus/Sable3.0L OHV and FFV4U7Z-9J460-AA
    2001-2002Town Car4.6L SOHC4U7Z-9J460-AA
    2001-2002Windstar3.8L OHV4U7Z-9J460-AA



    LABOR OPERATION CLAIMING CHART
    OperationLabor DescriptionVehicleTime
    041101ARetrieve Diagnostic Trouble Codes, Replace Tube Mounted Delta Pressure Feedback Sensor (DPFE), Clear Continuous DTC’s And Perform KOEO And KOER Retest2001-2002 Escape 2.0L Zetec0.4
      2001-2002 Escape 3.0L DOHC0.4
      2001-2002 Focus 2.0L Zetec0.4
      2001-2002 Cougar 2.5L DOHC0.4
      2000-2002 Taurus/Sable 3.0L DOHC0.4
      2001-2002 Taurus/Sable 3.0L OHV and FFV0.4
      2001-2002 Mustang 3.8L OHV0.4
      2001-2002 Windstar 3.8L OHV0.4
      2001-2002 Explorer Sport 4.0L SOHC0.4
      2001-2002 Explorer Sport Trac: 4.0L SOHC0.4
      2002 Explorer/Mountaineer 4.0L SOHC0.4
      2001 Explorer USPS 4.0L SOHC0.4
      2001-2002 Ranger 4.0L SOHC0.4
      2001-2002 Econoline 4.2L OHV0.6
      2001-2002 F-Series 4.2L OHV0.4
      2001-2002 Crown Victoria/Grand Marquis 4.6L SOHC0.5
      2001 Econoline 4.6L SOHC0.6
      2001-2002 Expedition 4.6L SOHC0.5
      2001-2002 F-Series 4.6L SOHC0.4
      2001-2002 Town Car: 4.6L SOHC0.6
      2002-2003 Explorer/Mountaineer 4.6L SOHC0.5



PART NUMBERPART NAME
4U7Z-9J460-AADPFE Sensor

OTHER APPLICABLE ARTICLES:

NONE

WARRANTY STATUS:

Eligible Under The Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage

DEALER CODING

BASIC PART NO.CONDITION CODE
9J46042

NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information that could assist in proper vehicle service. The procedures should not be performed by “do-it-yourselfers”. Do not assume that a condition described affects your car or truck. Contact a Ford, Lincoln, or Mercury dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article. The information in this Technical Service Bulletin (TSB) was current at the time of printing. Ford Motor Company reserves the right to supercede this information with updates. The most recent information is available through Ford Motor Company’s on-line technical resources.

Copyright © 2004 Ford Motor Company