# Service bulletin BTI\&02232023904

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.

- Type: Service bulletin
- NHTSA id: 10232252
- Published by NHTSA: 2023\-03\-02
- Manufacturer's number: BTI\&02232023904
- Manufacturer's date: 2023\-02\-23
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232252-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232252-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine

## Trouble codes named

P0087

## Vehicles listed

- 2020 to 2022 ACURA MDX
- 2020 to 2022 ACURA RDX

## Recalls for the same vehicles and component

- [25V031000](/recalls/nhtsa/25V031000.md), 2025-01-23: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
- [23V751000](/recalls/nhtsa/23V751000.md), 2023-11-13: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
- [2023603](/recalls/tc/2023603.md), 2023-11-08: Engine

## Other bulletins for the same vehicles and component

- [B21673](/bulletins/11033180.md), 2026-06-02, Over\-the\-air update: ELECTRICAL SYSTEM. Over The Air Update \- Vehicles equipped with the System Updates application are capable of downloading and installing Over the Air System Updates. System Updates contain upgrades that fix a variety of operational errors and/or enhancements that add new functionality. Information for the various software releases can be found in this document. Software version: D.1.6.4
- [B23066](/bulletins/11028529.md), 2026-02-06, Over\-the\-air update: ELECTRICAL SYSTEM. Over the Air System Update \- System updates contain upgrades that fix operational errors and/or provide a variety of enhancements, which adds new functionality. Information about the various software releases can be found in this document.
- [BEBM12032025901](/bulletins/11026692.md), 2025-12-17, Other: ENGINE. Dealer Message \- Under certain circumstances, after coming to a stop and the idle stop feature engages, the vehicle may not automatically restart. Typically, the client can immediately restart the vehicle by selecting Park and pushing the ENGINE START/STOP button.
- [B25\-049](/bulletins/11023274.md), 2025-09-23, Service bulletin: ENGINE. Service Bulletin \- Oil leak at the cam chain tensioner inspection cover due to and insufficient sealant adhesion on the inspection cover.
- [B23\-002](/bulletins/11020584.md), 2025-07-09, Service bulletin: ENGINE. 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.
- [B24\-022](/bulletins/11015014.md), 2025-03-05, Service bulletin: ENGINE. Service Bulletin \- The AWD warning light is on with one or more AWD DTCs having been set due to water intrusion into the electric oil pump motor connector area corrodes the terminals.
- [ONL6AX022025B](/bulletins/11015009.md), 2025-03-05, Other: ENGINE. Owner Notification Letter \- Under certain circumstances, after coming to a stop and the idle stop feature engaging, your vehicle may not automatically restart.
- [B24\-058](/bulletins/11012818.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- Under certain circumstances when reversing near a chain\-link fence or highly reflective surfaces, a parking and back\-up sensor system abnormal message may be displayed in the multi\-information display \(MID\).
- [B24\-047](/bulletins/11012817.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system \(MOST\) bus network which can potentially affect the audio sound quality.
- [B24\-045](/bulletins/11012815.md), 2025-01-13, Service bulletin: ELECTRICAL SYSTEM. Service Bulletin \- A coaxial cable terminal was not manufactured to proper specifications. An improperly manufactured terminal may lead to poor communication in the media\-oriented system \(MOST\) bus network which can potentially affect the audio sound quality.

JSON: [/v1/bulletins/10232252](/v1/bulletins/10232252)

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