Take the appropriate action and verify that the warning light turns off.

Taking Action
Message Indicated on DisplayMazda 6 Owners Manual: Transaxle Ranges
The shift position indicator light in the instrument cluster illuminates.
The selector lever must be in P or N to operate the starter.
P (Park)
P locks the transaxle and prevents the front wheels from rotating.
WARNING
Always set the selector lever to P and set the parking brake:
Only s ...
Mazda 6 Owners Manual: Fuse Panel Description
Fuse block (Engine compartment)
*Some models.
Fuse block (Left side)
*Some models. ...