LED illumination inspection

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Apply battery positive voltage to BSM switch terminal J, and connect terminal I to ground.

Fig 1: Locating BSM Switch Terminals (J And I)
Courtesy of MAZDA MOTORS CORP.
Verify that the LED illuminates.
- If there is any malfunction, replace the cluster switch. (See CLUSTER SWITCH REMOVAL/INSTALLATION .)