TSB ONL6AX03102023 — Acura Service bulletin

ONL6AX03102023 is a service bulletin on file with NHTSA for the Acura MDX, 2017–2018 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Product Update - Under certain circumstances, after coming to a stop and the idle stop feature engaging, the vehicle may not automatically restart. Acura is providing a product update with a 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
2Model years

Vehicles and model years ONL6AX03102023 names

VehicleModel years
Acura MDX 2017, 2018

Every document filed under ONL6AX03102023

Document IDFiledType
ONL6AX03102023 March 10, 2023 Service bulletin

What ONL6AX03102023 covers

Engine — the component vocabulary NHTSA files this communication under.

← All Acura MDX TSB years TSB lookup by model

Questions buyers ask

What is TSB ONL6AX03102023?

ONL6AX03102023 is a service bulletin filed with NHTSA by Acura, covering the Acura MDX across the 2017–2018 model years. NHTSA's summary reads: Product Update - Under certain circumstances, after coming to a stop and the idle stop feature engaging, the vehicle may not automatically restart. Acura is providing a product update with a new PGM-FI software update to fix this issue.

Which vehicles does ONL6AX03102023 cover?

NHTSA's file names Acura MDX (2017–2018). 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 ONL6AX03102023 a recall, and is the repair free?

No. ONL6AX03102023 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 ONL6AX03102023?

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 ONL6AX03102023, 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 ONL6AX03102023. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.