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: Climate control unit wire adjustment
Air Mix Wire 1. Set the temperature control dial at max cold. 2. Set the air mix link to max cold in the direction shown by the arrow and insert a screwdriver at the set hole. 3. Connect the air mix wire to air mix link. 4. Clamp the air mix wire to wire clamp. 5. Verify that the temperatur ...

Mazda 6 Service Manual: Adjusting the Vents
Directing airflow To adjust the direction of airflow, move the adjustment knob. NOTE When using the air conditioner under humid ambient temperature conditions, the system may blow fog from the vents. This is not a sign of trouble but a result of humid air being suddenly cooled. The air ...