Mazda 6 Service Manual: No.25 a/c is not cut off under wide open throttle conditions

No.24 a/c is always on or a/c compressor runs continuously

No.26 exhaust sulphur smell

Other materials:

Mazda 6 Service Manual: Operating Tips for OGG
OGG is the audio compression format for Xiph. Org Foundation. Audio data can be created and stored at a higher compression ratio than MP3. This unit plays files with the extension (.ogg) as OGG files. CAUTION Do not use an audio file extension on files other than audio files. In addition, do n ...

Mazda 6 Service Manual: Active Adaptive Shift (AAS)
Active Adaptive Shift (AAS) automatically controls the transaxle shift points to best suit the road conditions and driver input. This improves driving feel. The transaxle may switch to AAS mode when driving up and down slopes, cornering, driving at high elevations, or depressing the accelerato ...