# Service bulletin RF\-18\-02R2

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: 10159196
- Published by NHTSA: 2019\-04\-25
- Manufacturer's number: RF\-18\-02R2
- Manufacturer's date: 2019\-04\-04
- NHTSA component: WHEELS; WHEELS:LUGS/NUTS/BOLTS/STUDS

## NHTSA's summary

On May 1, 2018, Japan produced vehicles starting using 17 mm hex lug nuts instead of 21 mm on the same size thread. When installing new lug nuts or the accessory Wheel Lock Set, make sure to use the appropriate part number for the vehicle you are working on.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159196-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159196-9999.pdf)

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

## Components

Wheels, Wheel nuts and studs

## Vehicles listed

- 2019 MAZDA \!MX\-5
- 2019 MAZDA CX\-3
- 2018 to 2019 MAZDA CX\-5
- 2018 to 2019 MAZDA CX\-9
- 2018 MAZDA MAZDA3
- 2018 to 2019 MAZDA MAZDA6
- 2018 MAZDA MX\-5

## Other bulletins for the same vehicles and component

- [SA\-028\-18](/bulletins/10142535.md), 2018-07-02, Service bulletin: WHEELS; WHEELS:LUGS/NUTS/BOLTS/STUDS. Some vehicles with accessory installed wheel locks may have had the wrong kit installed using a 21 mm wheel lock key. As of May 01, 2018, Japan produced vehicles use 17 mm hex lug nuts instead of 21 mm on the same size thread. Follow the instructions below to replace the wheel lock kit with a 17 mm wheel lock key. NOTE: The Mazda3 produced in Mexico is not affected

JSON: [/v1/bulletins/10159196](/v1/bulletins/10159196)

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