Fulltext TSBs

Technical Service Bulletins

TSB
09-7-12
  • 5.4L AND 6.8L GAS ENGINE CALIBRATION UPDATE
Publication Date: April 3, 2009

FORD:
2008 F-53 Motorhome Chassis
2008-2009 F-Super Duty

ISSUE:

Some 2008-2009 F-Super Duty 250-550 vehicles equipped with a 5.4L or 6.8L engine and built on or before 3/12/2009, 2008 F53 Motorhome chassis equipped with 6.8L engine and either a 5R110W or M6HD transmission may experience a rolling idle or idle speed dropping below specification, malfunction indicator lamp (MIL) along with diagnostic trouble codes (DTCs). The DTCs include the following: P0111 (Intake Air Temperature Sensor 1 Circuit Range/Performance), P1635 (Tire/Axle Out of Acceptable Range), P0054 (Exhaust Gas Temperature Sensor Circuit – Bank 1 Sensor 1) or P0456 (Evaporative Emission System Leak Detected – Very Small Leak).

Vehicles equipped with a 5R110W automatic transmission may also experience intermittent symptoms in reverse as described below when performing repetitive engagements and drive-away events such as snowplowing.

ACTION:

Reprogram the powertrain control module (PCM) to the latest calibration using IDS release 59.12 and higher or 60.05 and higher. This new calibration is not included in the VCM 2009.3 DVD. Calibration files may also be obtained at www.motorcraft.com. Refer to the following Service Procedure for a listing of specific updates contained in the calibration revision.

Calibration Update Improvements

2009 Model Year 5.4L and 6.8L 5R110W Equipped Vehicles Only

  • Delayed reverse engagement.
  • Loss of reverse engagement.
  • Reduction of engine power in reverse.

2009 Model Year 5.4L and 6.8L 5R110W and M6HD Equipped Vehicles Only

  • MIL DTC P0111 when using a block heater in cold ambient temperatures.
  • False evaporative emissions (EVAP) DTC P0456 due to rapid key-cycling.
  • Rolling idle.
  • Idle speed dropping below specification.

2008 Model Year 5.4L and 6.8L 5R110W Equipped Vehicles Only

  • Delayed reverse engagement.
  • Loss of reverse engagement.
  • Reduction of engine power in reverse.

2008 Model Year 5.4L and 6.8L 5R110W and M6HD Equipped Vehicles Only

  • MIL DTC P0111 when using a block heater in cold ambient temperatures.
  • Rolling idle.
  • Idle speed dropping below specification.

2008 Model Year 6.8L 5R110W and M6HD Equipped Vehicles Only

  • False MIL DTC P0054 on Y-pipe catalyst with dual heated oxygen sensors (HO2S) and a single catalyst monitor sensor (CMS) equipped vehicles.
  • False MIL DTC P1635 on keep alive memory (KAM) reset.

WARRANTY STATUS:

Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage
IMPORTANT: Warranty coverage limits/policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.

OPERATIONDESCRIPTIONTIME
090712A2008-2009 F-Super Duty 5.4L/6.8L, 2008 F53 Motorhome Chassis 6.8L: Reprogram The PCM (Do Not Use With 12650D)0.3 Hr.

DEALER CODING

BASIC PART NO.CONDITION CODE
RECALEM04