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Service bulletin BTI&03212023901

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10233290
Published by NHTSA2023-03-29
Manufacturer's numberBTI&03212023901
Manufacturer's date2023-03-21
NHTSA componentELECTRICAL SYSTEM; EXTERIOR LIGHTING

NHTSA's summary

Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Lighting

Vehicles listed
ACURA MDX2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20252122025-04-17. Lights And Instruments
25V2590002025-04-17. INTERIOR LIGHTING; EXTERIOR LIGHTING
20191592019-03-28. Lights And Instruments
19V2560002019-03-28. EXTERIOR LIGHTING; EXTERIOR LIGHTING:TAIL LIGHTS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
ONL6L806042025 Form2025-07-01. Other. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
ONL6L806042025 Letter2025-07-01. Other. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
BTI&052520239022023-06-02. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&050920239022023-05-23. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&041820239012023-04-27. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BTI&040420239012023-04-20. Service bulletin. Dealer Message - Honda is searching for certain 2019 - 2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
B23-0022023-03-29. Service bulletin. Service Bulletin - Under certain circumstances, after coming to a stop and engaging idle stop the vehicle may not restart automatically due to excessive cylinder pressure and/or low cranking torque. Typically, the client can immediately restart the vehicle by selecting Park and pressing the ENGINE START/STOP button. Acura is extending the warranty coverage for valve adjustment and starter replacement related to this condition to 10 years from the original date of purchase with no mileage limitation.
B19-0192023-03-18. Service bulletin. Service Bulletin - Recall update for 2014 - 2019 MDX and 2017 - 2019 MDX Hybrid Sport models. An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or all of the taillights not to work. Honda updated the inspection procedure to replace both inner taillights if one or both inner taillights do not come on.
BTI&030620239022023-03-18. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 MDXs with a client complaint of the lid light (inner taillight) inop. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind. Qualifiers AHM is interested ONLY if the vehicle meets the following requirements: 1. Manufactured date on the driver’s door jamb must be 12/2018 or later. 2. Must confirm that the lid light (inner taillight) is inop. 3. No history of side or rear impact collision. 4. No repair has been attempted.
BTI&022320239042023-03-02. Service bulletin. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2022 MDXs & RDXs with a client complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.