# Other ONL6AX01302026

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: Other
- NHTSA id: 11028523
- Published by NHTSA: 2026\-02\-06
- Manufacturer's number: ONL6AX01302026
- Manufacturer's date: 2026\-01\-31
- NHTSA component: FUEL/PROPULSION SYSTEM

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028523-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028523-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2016 to 2020 ACURA MDX

## Recalls for the same vehicles and component

- [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
- [2021182](/recalls/tc/2021182.md), 2021-03-26: Fuel System
- [21V215000](/recalls/nhtsa/21V215000.md), 2021-03-25: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
- [19V060000](/recalls/nhtsa/19V060000.md), 2019-01-29: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
- [17V424000](/recalls/nhtsa/17V424000.md), 2017-06-30: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
- [16V417000](/recalls/nhtsa/16V417000.md), 2016-06-09: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

## Other bulletins for the same vehicles and component

- [B23\-035](/bulletins/10247626.md), 2023-12-23, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Service Bulletin \- Due to variations in the purge control solenoid valve spring, the valve wears unevenly and intermittently sticks. This may result in setting DTC P0441 \(Evaporative Emission \(EVAP\) System Purge Flow Malfunction\).
- [BTI\&03282023902](/bulletins/10233673.md), 2023-04-04, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. 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.
- [BTI\&03132023906](/bulletins/10232969.md), 2023-03-18, Service bulletin: FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.
- [BTI\&02072023902](/bulletins/10231832.md), 2023-02-15, Service bulletin: FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.
- [BTI\&01182023901](/bulletins/10230596.md), 2023-01-25, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. 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.
- [BTI\&01032023904](/bulletins/10229696.md), 2023-01-11, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. 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.
- [B21\-013](/bulletins/10222448.md), 2022-10-05, Service bulletin: FUEL SYSTEM, GASOLINE. Service Bulletin \- \(Repair Procedure Revision\) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and stop working. If this occurs, the check engine light may be displayed with DTC P0087 \(Fuel Rail Pressure Too Low\) stored, the engine may not start, or the engine could stall while driving, increasing the risk of a crash. Replace the fuel pump motor.
- [ONLJ8F20220830](/bulletins/10219545.md), 2022-09-09, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING. Owner notification \- Our records indicate that a Emissions Recall has not been completed on this vehicle. When the powertrain control module \(PCM\) detects a malfunction in one of the odd number transmission gears, it will set one of four diagnostic trouble codes \(DTCs\). Due to inappropriate calibration of the PCM, the On Board Diagnostic \(OBD\) system cannot properly clear the transmission permanent DTC as required.
- [BTI\&05102022901](/bulletins/10213569.md), 2022-06-06, Service bulletin: FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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.
- [B16008](/bulletins/10211600.md), 2022-05-09, Service bulletin: SERVICE BRAKES; STEERING; FUEL SYSTEM, GASOLINE. The high pressure fuel pump area chirps after the engine is warm.

JSON: [/v1/bulletins/11028523](/v1/bulletins/11028523)

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