After replacing the engine oil, it is recommended to have a repair shop such as an Authorized Mazda Dealer perform the initialization (engine oil data resetting) of the recorded value. If the value recorded by the computer is not initialized, the wrench indicator light may not turn off or it may turn on earlier than normal.
Refer to Maintenance Monitor.
Recommended Oil
Inspecting Engine Oil LevelMazda 6 Owners Manual: Control system
L.H.D.
R.H.D.
...
Mazda 6 Owners Manual: System Operation
Make sure that the Lane-keep Assist System (LAS) & Lane Departure Warning System
(LDWS) OFF indicator light in the instrument cluster is turned off. When the Lane-keep
Assist System (LAS) & Lane Departure Warning System (LDWS) OFF indicator light is
turned on, press the switch and make ...