When the Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) is turned off, press the Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) OFF switch.

The Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) OFF indicator light turns on.

NOTE
When the Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) is turned off, the vehicle lane line indication in the multi-information display and the active driving display turn off.
System Operation
Lane Departure WarningMazda 6 Owners Manual: Operational Range
The system operates only when the driver is in the vehicle or within operational
range while the key is being carried.
Starting the Engine
NOTE
Starting the engine may be possible even if the key is outside of the
vehicle and extremely close to a door and window, however, always start the ...
Mazda 6 Owners Manual: No.5 tcs off light does not illuminate with ignition switch on
Diagnostic procedure
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while doing the inspection to discover whether
poor contact points are the cause of any intermittent malfunction. If there
is a problem, check to make sure co ...