NHTSA ID Number: 11020894
Manufacturer Communication Number: TSB 25-2322
TSB/Document Date: 2025-07-24
Summary
This article supersedes TSB 25-2200 to update the parts list to add the new camshaft and tappet service kit and add F-650/F-750. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.
1
4
Engine Mount Through Bolt
W709771-S440
2
2
1
Transmission Mount Nut
1W1Z-19E889-BB
1
1
1
Air Conditioning Condenser Line
O-Ring
F1AZ-6731-BD
1
1
1
Engine Oil Filter
LC3Z-8C387-A
1
1
1
Front Timing Cover Gasket
W716090-S437
4
1
4
Exhaust Manifold Heat Shield
F1VY-8255-A
1
1
1
Thermostat Housing O-Ring
Gasket
Parts - F-53 Motorhome/F-59 Stripped Chassis Cab - Engine Replacement
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Service Part
Number
Ford
Motor Company
Claim
Quantity
Package Order
Quantity
Number in
Package
Description
6006
1
1
1
Engine Long Block - Refer To The Parts
Catalog For The VIN Specific Application
W520514-S440
4
4
1
Exhaust Y Pipe Nuts
W714870-S430
16
4
4
Exhaust Manifold Nuts
LC2Z-9448-A
2
2
1
Exhaust Manifold Gasket
LC3Z-9439-A
8
1
8
Intake Manifold Gasket
W715106-S439
2
1
4
Engine Mount Through Bolt
W709771-S440
2
2
1
Transmission Mount Nut
W712861-S439
8
2
4
Engine Support Insulator Bracket Bolt
W715618-S437
4
1
4
Torque Converter Nut
W711336-S441
6
2
4
Engine Mount To Chassis Nut
AL3Z-6379-BA
8
1
8
Transmission Flex Plate Bolt
W714656-S439
4
1
4
1W1Z-19E889BB
1
1
1
LC3Z-12A227-A
1
1
1
Crankshaft Sensor Ring
W716090-S437
4
1
4
Exhaust Manifold Heat Shield
Air Conditioning Condenser Line O-Ring
Parts - Parts To Inspect And Replace Only If Necessary
Service Part
Number
Claim Quantity
Package Order
Quantity
Number in
Package
LC3Z-8507-A
Only If Necessary (Up
To 1)
Only If Necessary (Up
To 1)
1
PC3Z-8507-A
Only If Necessary (Up
To 1)
Only If Necessary (Up
To 1)
1
F2AZ-6397-A
Only If Necessary
Only If Necessary
2
Engine Dowel Pin
5L7Z-7D285-A
Only If Necessary
Only If Necessary
2
Transmission Cooler
Seals
5L7Z-7J324-A
Only If Necessary
Only If Necessary
2
Transmission Cooler Line
Seals
LC3Z-12286-D
Only If Necessary
Only If Necessary
1
Ignition Spark Plug Wire
W717468-S439
Only If Necessary
Only If Necessary
4
Bumper/Grill Stud
Fastener
Description
Water Pump Gasket
Water Pump Gasket
Service part numbers and "number in package" quantity may change after publication, thus also affecting the
"package order quantity". Refer to the parts catalog for the latest information.
Claim Quantity refers to the total number of individual pieces required to repair the vehicle.
Package Order Quantity refers to the amount of the service part number package(s) required to repair the vehicle.
Number In Package refers to the number of individual pieces included in a service part number package.
As Needed indicates the part is necessary but amount of the part may vary and/or is not a whole number. Parts can
be billed out as non-whole numbers, including less than 1.
Only If Necessary indicates the part is not mandatory. Refer to the Service Procedure to determine the
inspection/inclusion criteria.
Warranty Status: Eligible under provisions of New Vehicle Limited Warranty (NVLW)/Emissions Warranty/Service
Part Warranty (SPW)/Service Part New Vehicle (SPNV)/Extended Service Plan (ESP) coverage. Limits/policies/prior
approvals are not altered by a TSB. NVLW/Emissions Warranty/SPW/SPNV/ESP coverage limits are determined by
the identified causal part and verified using the OASIS part coverage tool.
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Labor Times
Description
Operation
No.
Time
2021-2025 E-Series 7.3L: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Fail) Complete Repair Outside Of This Article
252322A
0.9 Hrs.
2021-2025 E-Series 7.3L: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Fail) Replace Engine Long Block (Do Not Use With Any Other Labor Operations)
252322B
18.3 Hrs.
2021-2025 E-Series 7.3L: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Pass) Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block![]()
Cylinder Walls Replace Camshsft And all Valve Tappets (Do Not Use With Any Other
Labor Operations)
252322C
18.9 Hrs.
2021-2025 E-Series 7.3L: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Pass) Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block![]()
Cylinder Walls Replace Engine Long Block (Do Not Use With Any Other Labor
Operations)
252322D
21.3 Hrs.
2020-2025 F-Super Duty: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Fail) Complete Repair Outside Of This Article
252322E
0.7 Hrs.
2020-2025 F-Super Duty: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Fail) Replace Engine Long Block (Do Not Use With Any Other Labor Operations
Outside Of This Article)
252322F
16.9 Hrs.
2020-2025 F-Super Duty: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Pass) Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block![]()
Cylinder Walls Replace Camshsft And all Valve Tappets (Do Not Use With Any Other
Labor Operations Outside Of This Article)
252322G
21.5 Hrs.
2020-2025 F-Super Duty: Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs
For Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter
(Pass) Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block![]()
Cylinder Walls Replace Engine Long Block (Do Not Use With Any Other Labor
Operations Outside Of This Article)
252322H
19.7 Hrs.
2020-2025 F-Super Duty: Additional Time To Perform 360 Degree Camera Alignment If
Equipped (Can Be Claimed With Operations F, G And H )
252322J
0.4 Hrs.
MT252322K
Actual
Time Up
To 0.7
Hrs.
MT252322L
Actual
Time Up
To 17.9
Hrs.
2020-2025 F-53 Motorhome Chassis / F-59 Commercial Stripped Chassis: Retrieve
DTCs, Inspect Ignition Coil Wires And Spark Plugs For Damage (Pass) Using Scan Tool
Cancel Cylinders, Remove And Inspect Oil Filter (Pass) Remove Cylinder Heads And
Inspect Camshaft And Tappets And Engine Block
Cylinder Walls Replace Camshsft And
all Valve Tappets
MT252322M
Actual
Time Up
To 22.5
Hrs.
2020-2025 F-53 Motorhome Chassis / F-59 Commercial Stripped Chassis: Retrieve
DTCs, Inspect Ignition Coil Wires And Spark Plugs For Damage (Pass) Using Scan Tool
Cancel Cylinders, Remove And Inspect Oil Filter (Pass) Remove Cylinder Heads And
Inspect Camshaft And Tappets And Engine Block
Cylinder Walls Replace Engine Long
Block
MT252322N
Actual
Time Up
To 20.7
Hrs.
2021-2025 F650/F-750 - Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs For MT252322P
Damage (Fail) Complete Repair Outside Of This Article
Actual
Time Up
2020-2025 F-53 Motorhome Chassis / F-59 Commercial Stripped Chassis: Retrieve
DTCs, Inspect Ignition Coil Wires And Spark Plugs For Damage (Fail) Complete Repair
Outside Of This Article
2020-2025 F-53 Motorhome Chassis / F-59 Commercial Stripped Chassis: Retrieve
DTCs, Inspect Ignition Coil Wires And Spark Plugs For Damage (Pass) Using Scan Tool
Cancel Cylinders, Remove And Inspect Oil Filter (Fail) Replace Engine Long Block
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To 0.9
hours
MT252322Q
Actual
Time Up
To 15.3
Hrs.
2021-2025 F650/F-750 - Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs For MT252322R
Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter (Pass)
Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block
Cylinder
Walls Replace Camshaft And all Valve Tappets
Actual
Time Up
To 23.5
Hrs.
2021-2025 F650/F-750 - Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs For MT252322S
Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter (Pass)
Remove Cylinder Heads And Inspect Camshaft And Tappets And Engine Block
Cylinder
Walls Replace Engine Long Block
Actual
Time Up
To 21.7
Hrs.
2021-2025 F650/F-750 - Retrieve DTCs, Inspect Ignition Coil Wires And Spark Plugs For
Damage (Pass) Using Scan Tool Cancel Cylinders, Remove And Inspect Oil Filter (Fail)
Replace Engine Long Block
Repair/Claim Coding
Causal Part:
6500
Condition Code: 42
Service Procedure
1. Is a misfire DTC P0301-P0308 present?
(1). Yes - proceed to Step 2.
(2). No - proceed to Step 3.
2. Check for a loose ignition coil wire connection or cracked spark plugs. Refer to WSM, Section 303-07 Engine
Ignition. Are any of these conditions present?
(1). Yes - this article does not apply.
(2). No - proceed to Step 4.
3. Can the noise be isolated to a specific cylinder using a diagnostic scan tool to cancel out cylinders and/or an
engine stethoscope?
(1). Yes - proceed to Step 4.
(2). No - this article does not apply. Refer to WSM for normal diagnostics.
4. Remove the engine oil filter.
5. Open the oil filter assembly. Refer to WSM, Section 303-00, General Procedures for Oil Filter Inspection. Is an
excessive amount of metal debris present in the oil filter? Refer to GSB Various Vehicles - Engine Failure Analysis.
(1). Yes - replace engine long block assembly. Refer to WSM, Section 303-01 for engine removal and installation.
(2). No - proceed to Step 6.
6. Remove both engine cylinder heads. Refer to WSM, Section 303-01 for cylinder head removal and installation.
7. Inspect the camshaft and tappets for damage and the engine block
cylinder wall for scoring. Is the extent of the
damage limited to the valve tappets and/or camshaft?
(1). Yes - install new camshaft and all valve tappets. Refer to WSM, Section 303-01 for camshaft and valve tappet
removal and installation.
(2). No - replace engine long block assembly. Refer to WSM, Section 303-01 for engine removal and installation.
© 2025 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.
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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.
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TSB/Document ID: TSB 25-2322
Replacement Service Bulletin Number:
MFR Communication Date: 2025-07-18
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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