Mazda 6 Service Manual: No.19 excessive shift shock on torque converter clutch (tcc)

No.18 excessive shift shock is felt when upshifting and downshifting

No.20 noise occurs at idle when vehicle is stopped in all positions/ranges

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Mazda 6 Service Manual: Operating Tips for WMA
WMA is short for Windows Media*1 Audio and is the audio compression format used by Microsoft*1. Audio data can be created and stored at a higher compression ratio than MP3. This unit plays files with the extension (.wma) as WMA files. *1 Windows Media and Microsoft are registered trademarks of ...

Mazda 6 Service Manual: Operating Tips for MP3
MP3 stands for MPEG Audio Layer 3, which is standardized voice compression established by the ISO*1 working group (MPEG). Use of MP3 allows for audio data to be compressed to approximately a tenth of the source data size. This unit plays files with the extension (.mp3) as MP3 files. *1 Intern ...