Engine Controls - ECM Update For DTC P0234 Under Load
TSB 11-5-1705/31/11
6.4L CALIBRATION UPDATE - DIAGNOSTIC TROUBLE CODE (DTC) P0234
FORD:
2008-2010 F-250, F-350, F-450, F-550
ISSUE
Some 2008-2010 F-Super Duty vehicles equipped with a 6.4L engine and the powertrain control module (PCM) was reprogrammed between 2/23/2011 and 5/18/2011 may exhibit DTC P0234 overboost under heavy load, towing or while climbing a extended grade.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
1. Use Oasis to verify the last PCM reprogramming date.
a. If the vehicle PCM was last programed between 2/23/2011 and 5/18/2011 proceed to Step 2.
b. If the vehicle was programmed after
5/18/2011 this procedure does not apply.
Follow normal Powertrain Control/Emissions
Diagnosis (PC/ED) to diagnose this concern.
2. Reprogram the PCM to the latest calibration using IDS release 72.05 and higher or 73.01 and higher. This new calibration is not included in the VCM 2011.5 DVD. Calibration files may also be obtained at the website.
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
IMPORTANT: Warranty coverage limits/policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.
OPERATION DESCRIPTION TIME
110517A 2008-2010 F-Super Duty 0.5 Hr.
Automatic Transmission:
Reprogram The PCM (Do
Not Use With Any Other
Labor Operations)
110517B 2008-2010 F-Super Duty 0.4 Hr.
Manual Transmission:
Reprogram The PCM (Do
Not Use With Any Other
Labor Operations)
DEALER CODING
CONDITION
BASIC PART NO. CODE
RECAL 04
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