
Diagnostic procedure

Dtc 21
Dtc 31Mazda 6 Service Manual: Seat belt inspection
Belt
1. Confirm that the seat belt is installed correctly.
2. Inspect the seat belt for damage and deformation of metal parts.
If any damage is found, replace as necessary.
ELR
1. Verify that the belt can be pulled out smoothly, and that it moves
smoothly when wound.
If not as specif ...
Mazda 6 Service 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 ...