# Service bulletin M1685

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: 11019402
- Published by NHTSA: 2025\-06\-07
- Manufacturer's number: M1685
- Manufacturer's date: 2025\-05\-06
- NHTSA component: VEHICLE SPEED CONTROL; POWER TRAIN; FUEL/PROPULSION SYSTEM; ENGINE; ELECTRICAL SYSTEM

## NHTSA's summary

SERVICE BULLETIN M1685: CUSTOM RIDE MODE SETTINGS NOT SAVING ON SKYLINE OS. PURPOSE: Initial Release. This bulletin informs dealers that when the Infotainment Control Unit \(IFCU\) is set to certain languages, any changes made to a custom ride mode will not save. This concern is found in 6 of the languages offered on the IFCU: Danish, Dutch, French \(France\), German, Japanese, Russian. Using any of the other 27 languages offered will allow changes to custom ride modes to be saved.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019402-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11019402-9999.pdf)

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

## Components

Electrical system, Engine, Fuel system, Throttle and cruise control, Transmission and driveline

## Vehicles listed

- 2024 to 2025 HARLEY\-DAVIDSON FLHX
- 2023 to 2024 HARLEY\-DAVIDSON FLHXSE
- 2025 HARLEY\-DAVIDSON FLHXU
- 2024 to 2025 HARLEY\-DAVIDSON FLTRX
- 2025 HARLEY\-DAVIDSON FLTRXRRSE
- 2023 to 2025 HARLEY\-DAVIDSON FLTRXSE
- 2024 to 2025 HARLEY\-DAVIDSON FLTRXSTSE

JSON: [/v1/bulletins/11019402](/v1/bulletins/11019402)

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