NHTSA ID Number: 11028831
Manufacturer Communication Number: TSB 26-2045
TSB/Document Date: 2026-02-17
Summary
This bulletin supersedes 24-2405. Reason for update: update the vehicle model coverage to include 2026 Transit vehicles, remove the Parts List and update the Service procedure to perform the PCV system repair outside of this TSB. Some of the vehicles listed in the Model statement above may exhibit an illuminated MIL with DTC P2C90 stored in the PCM. This may be due to the software in the PCM.
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TSB/Document ID: TSB 26-2045
Replacement Service Bulletin Number:
MFR Communication Date: 2026-02-13
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: UNKNOWN OR OTHER
MFR Component System:
MFR Component Subsystem:
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TECHNICAL SERVICE BULLETIN
Illuminated MIL With DTC P2C90 Stored In The PCM
26-2045
11 February 2026
This bulletin supersedes 24-2405. Reason for update: update the vehicle model coverage to include 2026 Transit vehicles, remove the Parts List, update the Service
procedure to perform the PCV system repair outside of this TSB, and adjust the labor operation allowances.
Model:
Ford
2024 F-150
3.5L PowerBoost
Built on or before 14-May-2024
2024 F-150
3.5L EcoBoost or 5.2L engine
2026 Transit
3.5L EcoBoost
Built on or before 9-Dec-2025
Markets: North American markets only
Issue: Some of the vehicles listed in the Model statement above may exhibit an illuminated MIL with DTC P2C90 stored in the PCM. This may be due to the software in
the PCM.
Action: For vehicles that meet all of the criteria in the Issue and Model statements, follow the Service Procedure to inspect the PCV system and reprogram the PCM to
the latest software level via FDRS.
Warranty Status: Warranty coverage limits and policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.
Labor Times
Description
Operation No. Time
2024 F-150 3.5L PowerBoost/EcoBoost Or 5.2L: Retrieve DTCs, Inspect PCV System Reprogram The PCM
262045A
0.4 Hrs
2026 Transit 3.5L EcoBoost: Retrieve DTCs, Inspect PCV System Reprogram The PCM
262045B
0.4 Hrs
Repair/Claim Coding
Causal Part:
RECALEM
Condition Code: 04
Service Procedure
1. Perform a visual inspection of the PCV system. For F150 vehicles, refer to the WSM, Section 303-08 Engine Emission Control > Diagnosis and Testing > Crankcase
Ventilation > Pinpoint Test HG > Step HG2. For Transit vehicles, refer to the WSM, Section 303-08A Engine Emission Control > Diagnosis and Testing > Crankcase
Ventilation > Pinpoint Test A > Step A2. Is a concern present with the PCV system based on the visual inspection?
1. Yes - repair as necessary outside of this article. Proceed to Step 2.
2. No - proceed to Step 2.
NOTE: Modifications or aftermarket components added to the PCV and or air intake systems installed on the vehicle can cause inaccurate diagnostic
results. Refer to Section 3 of the Warranty and Policy Manual for warranty coverages.
2. Reprogram the PCM using the latest software level of the FDRS scan tool. Follow all on-screen instructions carefully to complete all coordinated module software
updates.
NOTE: Advise the customer this vehicle is equipped with an adaptive transmission shift strategy which allows the vehicle's computer to learn the
transmission's unique parameters and improve shift quality. When the adaptive strategy is reset, the computer will begin a relearning process. This
relearning process may result in firmer than normal upshifts and downshifts for several days.
© 2026 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.
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