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: Air intake actuator inspection
1. Connect battery positive voltage to terminal D or F and ground to terminal F or D of the air intake actuator. 2. Verify that the air intake actuator operates as shown below. If not as specified, replace the air intake actuator. ...

Mazda 6 Service Manual: Cup Holder
WARNING Never use a cup holder to hold hot liquids while the vehicle is moving: Using a cup holder to hold hot liquids while the vehicle is moving is dangerous. If the contents spill, you could be scalded. Do not put anything other than cups or drink cans in cup holders: Putting objects othe ...