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: Cooling (With air conditioner)
1. Set the mode selector dial to the position. 2. Set the temperature control dial to the cold position. 3. Set the fan control dial to the desired speed. 4. Turn on the air conditioner by pressing the A/C switch. 5. After cooling begins, adjust the fan control dial and temperature control d ...

Mazda 6 Service Manual: Picture Quality Adjustment
WARNING Always adjust the picture quality of the rear view monitor while the vehicle is stopped: Do not adjust the picture quality of the rear view monitor while driving the vehicle. Adjusting the picture quality of the rear view monitor such as brightness, contrast, color, and tint while dri ...