Mazda 6 Service Manual: No.22 no engine braking in hold mode

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

No.23 transaxle overheats

Other materials:

Mazda 6 Service Manual: Operating Tips for AAC
AAC stands for Advanced Audio Coding, which is standardized voice compression established by the ISO*1 working group (MPEG). Audio data can be created and stored at a higher compression ratio than MP3. This unit plays files with the extensions (.aac/.m4a/.wav) as the AAC files. *1 Internationa ...

Mazda 6 Service Manual: Operating the Compact Disc (CD) Player
NOTE If a disc has both music data (CD-DA) and MP3/WMA/AAC files, playback of the two or three file types differs depending on how the disc was recorded. Inserting the CD Insert the CD into the slot, label-side up. The auto-loading mechanism will set the CD and begin play. NOTE There wi ...