TSB ONL6Z6072025 — Honda Manufacturer communication
ONL6Z6072025 is a manufacturer communication on file with NHTSA for 2 Honda models, 2013–2017 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Owner Notification Letter - the piston ring function can deteriorate due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years ONL6Z6072025 names
| Vehicle | Model years |
|---|---|
| Honda Odyssey | 2013, 2014, 2015, 2016, 2017 |
| Honda Pilot | 2013, 2014, 2015 |
Every document filed under ONL6Z6072025
| Document ID | Filed | Type |
|---|---|---|
| ONL6Z6072025 | July 29, 2025 | Manufacturer communication |
What ONL6Z6072025 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB ONL6Z6072025?
ONL6Z6072025 is a manufacturer communication filed with NHTSA by Honda, covering 2 Honda models across the 2013–2017 model years. NHTSA's summary reads: Owner Notification Letter - the piston ring function can deteriorate due to ring low wear toughness and sticking from sludge. Oil adheres to the spark plug leading to carbon fouling and misfire. This can set DTCs P0301 No. 1 cylinder misfire detected, P0302 No. 2 cylinder…
Which vehicles does ONL6Z6072025 cover?
NHTSA's file names Honda Odyssey (2013–2017); Honda Pilot (2013–2015). 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 ONL6Z6072025 a recall, and is the repair free?
No. ONL6Z6072025 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 ONL6Z6072025?
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 ONL6Z6072025, its date, and NHTSA's own summary from the public file.
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 ONL6Z6072025. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.