TSB ONL6AX07052023 — Acura Service bulletin

ONL6AX07052023 is a service bulletin on file with NHTSA for the Acura TLX, 2015–2020 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Acura is providing a product update with new PGM-FI software update to fix this issue.

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

1Document filed
1Vehicle named
6Model years

Vehicles and model years ONL6AX07052023 names

VehicleModel years
Acura TLX 2015, 2016, 2017, 2018, 2019, 2020

Every document filed under ONL6AX07052023

Document IDFiledType
ONL6AX07052023 July 5, 2023 Service bulletin

What ONL6AX07052023 covers

Engine — the component vocabulary NHTSA files this communication under.

← All Acura TLX TSB years TSB lookup by model

Questions buyers ask

What is TSB ONL6AX07052023?

ONL6AX07052023 is a service bulletin filed with NHTSA by Acura, covering the Acura TLX across the 2015–2020 model years. NHTSA's summary reads: Owner Notification Letter - Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Acura is providing a product update with new PGM-FI software update to fix this issue.

Which vehicles does ONL6AX07052023 cover?

NHTSA's file names Acura TLX (2015–2020). 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 ONL6AX07052023 a recall, and is the repair free?

No. ONL6AX07052023 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 ONL6AX07052023?

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 ONL6AX07052023, 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 ONL6AX07052023. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.