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: Seat Precautions
WARNING Make sure the adjustable components of a seat are locked in place: Adjustable seats and seatbacks that are not securely locked are dangerous. In a sudden stop or collision, the seat or seatback could move, causing injury. Make sure the adjustable components of the seat are locked in p ...

Mazda 6 Service Manual: Manifold absolute pressure (map) sensor inspection
Note Perform the following inspection only when directed. The following vacuum values are indicated by relative pressure from the MAP sensor. 1. Connect the SSTs (WDS or equivalent) to the DLC-2. 2. Turn the ignition switch to ON (Engine OFF). 3. Select MAP PID on the SSTs (WDS or equi ...