Mazda 6 Service Manual: No.23 transaxle overheats

No.22 no engine braking in hold mode

No.24 engine stalls when shifted to d, s, l ranges, or in r position

Other materials:

Mazda 6 Service Manual: Operating Tips for CD Player
Condensation phenomenon Immediately after turning on the heater when the vehicle is cold, the CD or optical components (prism and lens) in the CD player may become clouded with condensation. At this time, the CD will eject immediately when placed in the unit. A clouded CD can be corrected sim ...

Mazda 6 Service Manual: Intermittent concern troubleshooting
  Vibration Method 1. If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the steps below. Note There are several reasons vehicle or engine vibration could cause an electrical malfunction. Some of the things to check for are: ...