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Manufacturer communication · Service bulletin

Acura bulletin BTI&05102022901

Acura filed this with NHTSA as a service bulletin dated May 10, 2022, received Jun 6, 2022, about the engine and engine cooling. It names 15 model years (2016–2020). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

American Honda Motor Co., Inc. (AHM) is searching for certain 2016-2020 MDXs, RLXs & TLXs with a client complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected), P0171 & P0174 (Rear/Front Bank Fuel System Too Lean), or P219A&B (Air-Fuel Ratio Variation of Cylinder) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.

Kind Service bulletin Manufacturer date May 10, 2022 Received by NHTSA Jun 6, 2022 Components Engine And Engine Cooling, Fuel System, Gasoline

Document filed under this number

DocumentKindDatedNHTSA id
BTI&05102022901Service bulletinMay 10, 202210213569

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5; the full text comes from the manufacturer or a dealer. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. Quote it at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

Common questions

Source: NHTSA, 49 CFR 579.5

Is Acura BTI&05102022901 a recall?

No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the BTI&05102022901 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.

Which vehicles does BTI&05102022901 cover?

The manufacturer filed it against 15 model years: 2020 Acura MDX, 2019 Acura MDX, 2018 Acura MDX, 2017 Acura MDX, 2016 Acura MDX, 2020 Acura RLX and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.