# Service bulletin BTI\&02072023902

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: 10231832
- Published by NHTSA: 2023\-02\-15
- Manufacturer's number: BTI\&02072023902
- Manufacturer's date: 2023\-02\-07
- NHTSA component: FUEL SYSTEM, GASOLINE; 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. 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10231832-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10231832-9999.pdf)

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

## Components

Engine, Fuel system

## Trouble codes named

P0087

## Vehicles listed

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

## Recalls for the same vehicles and component

- [2025029](/recalls/tc/2025029.md), 2025-01-23: Fuel System
- [25V031000](/recalls/nhtsa/25V031000.md), 2025-01-23: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
- [2024262](/recalls/tc/2024262.md), 2024-05-06: Fuel System
- [2023679](/recalls/tc/2023679.md), 2023-12-18: Fuel System
- [23V858000](/recalls/nhtsa/23V858000.md), 2023-12-18: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
- [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
- [2021182](/recalls/tc/2021182.md), 2021-03-26: Fuel System
- [21V215000](/recalls/nhtsa/21V215000.md), 2021-03-25: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

## Other bulletins for the same vehicles and component

- [ONL6AX01302026](/bulletins/11028523.md), 2026-02-06, Other: FUEL/PROPULSION SYSTEM. Owner Notification Letter \- 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.
- [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.
- [ONL6AX05292024](/bulletins/11000723.md), 2024-06-03, Other: ENGINE. Owner Notification Letter \- 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.
- [B24040A](/bulletins/11000147.md), 2024-05-15, Other: ENGINE. Service News \- Due to On\-Board Diagnostic \(OBD\) regulation change starting with 2019 vehicles, American Honda’s Variable Valve Timing and Lift Electronic Control \(VTEC\) On\-Board Diagnostic monitors are now included in the EGR/VVT OBD Monitor Readiness status group. Due to some customer’s driving patterns, they may not drive in the fashion needed to operate the VTEC \(EGR/VVT\) that only operates above 5,350 rpm to run the OBD monitoring. Therefore, the EGR/VVT OBD monitor group readiness status is not set to “Complete” when the customer presents their vehicle to a Smog Check station for inspection.
- [B20\-053](/bulletins/10251896.md), 2024-03-19, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Service Bulletin \- The MIL is flashing with a loss of power. This is most common in hot, humid regions, or after a period of rainfall. Humid air within the intake passage may condense and accumulate moisture during steady driving which enters the engine and may cause a misfire and a flashing MIL.
- [ONL6AX01102024B](/bulletins/10248980.md), 2024-01-17, Service bulletin: ENGINE AND ENGINE COOLING. Owner Notification Letter \- Under certain circumstances, after coming to a stop and the idle stop feature engaging, your vehicle may not automatically restart.

JSON: [/v1/bulletins/10231832](/v1/bulletins/10231832)

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