6.7L Diesel Engine Runs Rough Misfire During Exhaust Regeneration Process - 2011-2014 Ford F-Super Duty F-250 F-350 F-450

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TSB 15-0124

PICKUP – 6.7L DIESEL ENGINE – RUNS ROUGH/MISFIRE DURING EXHAUST REGENERATION PROCESS

FORD:

2011-2014 F-250, F-350, F-450

This article supersedes TSB 13-9-15 to update the vehicle model years, vehicle line application and Service Procedure.

ISSUE:

Some 2011-2014 F-Super Duty pickup truck vehicles equipped with a 6.7L diesel engine may exhibit a runs rough/misfire condition only during the exhaust regeneration process.

This condition typically occurs on light throttle tip in between 64-113 Km/h (40-70 MPH), and will not set diagnostic trouble codes (DTCs).

The concern may be intermittent and a knocking noise may be present during the concern.

ACTION:

Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

Did the customer indicate the message center displayed a Cleaning Exhaust Filter message prior to the concern?
1. Yes – proceed to Step 2.
2. No – this article does not apply. Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) Manual for normal diagnosis.
Using Integrated Diagnostic System (IDS) or equivalent, retrieve DTCs from the powertrain control module (PCM). Are DTCs present?
1. Yes – this article does not apply. Refer to the PC/ED Manual for normal diagnosis.
2. No – proceed to Step 3.
Remove the left cylinder head. Refer to Workshop Manual (WSM), Section 303-01.
Replace all eight (8) exhaust valves and valve seals. Refer to WSM, Section 303-01. (Figure 1)

Figure 1 – 15-0124
Install the left cylinder head. Refer to WSM, Section 303-01.
Provide the customer with a copy of the Customer Information Sheet. (Figure 2)

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OPERATION	DESCRIPTION	TIME
150124A	2011-2014 F-Super Duty 250-450 Pickup 6.7L: Check DTCs Replace Eight (8) Exhaust Valves In The Left Cylinder Head Includes Time To Remove And Install The Left Cylinder Head (Do Not Use With Any Other Labor Operation Outside Of This Article)	14.7 Hrs.
150124B	2011-2014 F-Super Duty 250-450 Pickup 6.7L: If Required, Additional Time To Remove And Install Fuel Shield To Access Lifting Point (Can Be Claimed With Operation A)(Do Not Use With Any Other Labor Operation Outside Of This Article)	0.1 Hr.
150124C	2011-2014 F-Super Duty 250-450 Pickup (FX4 Model) 6.7L: If Required, Additional Time To Remove And Install Fuel Shield To Access Lifting Point (Can Be Claimed With Operation A)(Do Not Use With Any Other Labor Operation Outside Of This Article)	0.3 Hr.

WARRANTY STATUS

Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage.
Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.

DEALER CODING

BASIC PART NO.	CONDITION CODE
6505	42

Figure 2 – 15-0124

⬇ Download PDF (374.96 KB)

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