NHTSA ID Number: 10136577
Manufacturer Communication Number: TSB18-2047
TSB/Document Date: 2018-05-14
Summary
Some 2014-2016 F-250 and F-350 vehicles equipped with a 6.2L engine may exhibit an illuminated MIL with DTC P0355 and/or P0356. This may be due to an open circuit in the coil-on-plug connectors for cylinders 5 and/or 6 due to interference with the intake air expansion resonator. Follow the Service Procedure steps to correct the condition.
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TSB/Document ID: TSB18-2047
Replacement Service Bulletin Number:
MFR Communication Date: 2018-02-07
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
MFR Component System:
MFR Component Subsystem:
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Page 1 of 3
18-2047
TECHNICAL SERVICE BULLETIN
6.2L – Illuminated Malfunction Indicator Lamp (MIL) - Diagnostic Trouble 06 February
Code (DTC) P0355 And/Or P0356
2018
Model:
Ford
2014-2016 Super Duty
Issue: Some 2014-2016 F-250 and F-350 vehicles equipped with a 6.2L engine may exhibit an illuminated MIL
with DTC P0355 and/or P0356. This may be due to an open circuit in the coil-on-plug connectors for cylinders 5
and/or 6 due to interference with the intake air expansion resonator.
Action: Follow the Service Procedure steps to correct the condition.
Parts
Part Number
AL3Z-12029-B
Description
Quantity
Coil-On-Plug
2
9U2Z-14S411-EA Service Connector Pigtail
XG-3-A
W715732-S437
2
Motorcraft® Silicone Brake Caliper Grease And Dielectric Compound
1
M10 Flat Washer
3
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.
Labor Times
Operation
No.
Description
Time
2014-2016 F-Super Duty 250/350 6.2L: Retrieve DTCs, Replace One (1) Coil-On-Plug
Assembly And Its Electrical Connector Pigtail Includes Time To Install Washers Following
The Service Procedure (Do Not Use With Any Other Labor Operations)
182047A
0.8
2014-2016 F-Super Duty 250/350 6.2L: Retrieve DTCs, Replace Two (2) Coil-On-Plug
Assemblies And Their Electrical Connector Pigtails Includes Time To Install Washers
Following The Service Procedure (Do Not Use With Any Other Labor Operations)
182047B
1
Repair/Claim Coding
Causal Part:
9B659
Condition Code: 28
Drive
Tool Name
1/4"
1/4"
1/4"
Power Tool
1/4"
6 Inch Extension
http://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB18-2047/US/E...
3/3/2018
Page 2 of 3
1/4"
8 mm Socket
3/8"
3/8"
3/8"
15 mm Socket
1/2"
1/2"
5 Inch Extension
Magnet
Pocket Screwdriver
Service Procedure
1. Connect the Ford Integrated Diagnostic System (IDS) or Ford J2534 Diagnostic Software (FJDS) to the data
link connector (DLC). Check for DTCs. Is P0355 and/or P0356 stored in the powertrain control module (PCM)?
(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 diagnostics.
2. Replace the coil-on-plug assemblies for the affected cylinders. Refer to Workshop Manual (WSM), Section
303-07.
3. Replace the coil-on-plug wire harness connector pigtail for any affected cylinder. Refer to Wiring Diagram, Cell
5.
4. Release the accessory drive belt tension and remove the drive belt from the generator pulley.
5. Remove the 3 generator mounting bolts. (Figure 1)
Figure 1
6. Install one M10 flat washer between the generator and the bracket in the locations shown. (Figure 2)
Figure 2
7. Install the generator mounting bolts and tighten to 47 Nm (35 lb-ft).
http://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB18-2047/US/E...
3/3/2018
Page 3 of 3
8. Install the accessory drive belt.
9. Install the intake air expansion resonator removed during the coil-on-plug replacement procedure. Refer to
WSM, Section 303-07.
© 2018 Ford Motor Company
All rights reserved.
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 or Lincoln 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 supersede this information with updates. The most recent information is available through Ford Motor Company's on-line
technical resources.
http://www.fordservicecontent.com/Ford_Content/vdirsnet/TSB/EU/~WTSB18-2047/US/E...
3/3/2018
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