TSB TSB-24-2331 — Ford and Lincoln Service bulletin

TSB-24-2331 is a service bulletin on file with NHTSA for 2 Ford and Lincoln models, 2018 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Some 2018-2024 F150/Edge, 2018 MKX, 2019-2023 Nautilus, 2020-2025 Explorer/Aviator, 2021-2024 Bronco, and 2024 Ranger vehicles equipped with a 2.7L EcoBoost or a 3.0L EcoBoost engine may exhibit an engine oil leak from the crankshaft rear seal with retaining plate.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
2Vehicles named
1Model year

Vehicles and model years TSB-24-2331 names

VehicleModel years
Ford Edge 2018
Lincoln MKX 2018

Every document filed under TSB-24-2331

Document IDFiledType
TSB 24-2331 October 24, 2024 Service bulletin
← All Ford Edge TSB years TSB lookup by model

Questions buyers ask

What is TSB TSB-24-2331?

TSB-24-2331 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 2 Ford and Lincoln models across the 2018 model years. NHTSA's summary reads: Some 2018-2024 F150/Edge, 2018 MKX, 2019-2023 Nautilus, 2020-2025 Explorer/Aviator, 2021-2024 Bronco, and 2024 Ranger vehicles equipped with a 2.7L EcoBoost or a 3.0L EcoBoost engine may exhibit an engine oil leak from the crankshaft rear seal with retaining plate.

Which vehicles does TSB-24-2331 cover?

NHTSA's file names Ford Edge (2018); Lincoln MKX (2018). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB TSB-24-2331 a recall, and is the repair free?

No. TSB-24-2331 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of TSB-24-2331?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under TSB-24-2331, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under TSB-24-2331. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.