Engine - Runs Rough/MIL ON/DTC P0301/Misfire

TSB 11-4-16

04/27/11

3.0L ENGINE - MIL ON - DTC P0301 AND/OR
MISFIRE/RUNS ROUGH - ENGINE BUILD DATES
12/21/2010 TO 1/7/2011

FORD:
2011 Fusion, Escape

MERCURY:
2011 Milan, Mariner

ISSUE
Some 2011 Escape, Mariner, Fusion, and Milan vehicles equipped with a 3.0L engine and an engine build date of 12/21/2010 to 1/7/2011 may exhibit a misfire or runs rough condition, or malfunction indicator lamp (MIL) on with diagnostic trouble code (DTC) P0301.

ACTION
Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

1. Determine engine build date. Refer to Workshop Manual (WSM), Section 303-01. Is the engine build date 12/21/2010 to 1/7/2011?

a. Yes - engine build date is 12/21/2010 to 1/7/2011, proceed to Step 2.

b. No - engine build date is not 12/21/2010 to 1/7/2011; do not continue with this article.

Refer to the Powerirain Control/Emissions Diagnosis (PC/ED) manual for normal diagnostics.





2. Determine right hand cylinder head manufacturing time and date. lnkjet stamp is located on the intake face of the RH cylinder head under the upper intake manifold and can be viewed by looking over the front engine mount. Stamp will read FFV8O HH:MM MMDDYY. (Figures 1 and 2) Does right hand cylinder head time and date stamp indicate 14:30 12/21/2010 to 14:00 1/7/2011?

a. Yes - Right hand cylinder head manufacturing time and date stamp indicates 14:30 12/21/2010 to 14:00 1/7/2011, proceed to Step 3.

b. No - Right Hand cylinder head manufacturing time and date stamp does not indicate 14:30 12/21/2010 to 14:00 1/7/2011, do not continue with this article. Refer to PC/ED manual for normal diagnostics.





3. Replace the right hand cylinder head. Refer to WSM, Section 303-01.

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.

OPERATION DESCRIPTION TIME

110416A 2011 Escape 3.0L DOHC: 8.5 Hrs.
Check DTCs, Inspect Build
Dates, And Replace The
RH Cylinder Head (Do Not
Use With Any Other Labor
Operations)

110416A 2011 Fusion And Milan 10.1
3.0L DOHC: Check DTCs, Hrs.
Inspect Build Dates, And
Replace The RH Cylinder
Head (Do Not Use With
Any Other Labor
Operations)

DEALER CODING
CONDITION
BASIC PART NO. CODE
6049 12





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