Mazda 6 Service Manual: No.20 noise occurs at idle when vehicle is stopped in all positions/ranges

No.19 excessive shift shock on torque converter clutch (tcc)

No.21 noise occurs at idle when vehicle is stopped in d, s, l ranges, or in r position

Other materials:

Mazda 6 Service Manual: Locking, Unlocking with Door- Lock Knob
Operation from inside To lock any door from the inside, press the door-lock knob. To unlock, pull it outward. This does not operate the other door locks. NOTE The red indication can be seen when the door-lock knob is unlocked. Operation from outside To lock the rear and front passenger doo ...

Mazda 6 Service Manual: Foreword
Outline The OBD (on-board diagnostic) test inspects the integrity and function of the air bag system and outputs the results when requested by the specific tests. OBD test also: - Provides a quick inspection of the air bag system. - Is usually performed at the start of each diagn ...