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: Plastic Part Maintenance
When cleaning the plastic lenses of the lights, do not use gasoline, kerosene, rectified spirit, paint, thinner, highly acidic detergents, or strongly alkaline detergents. Otherwise, these chemical agents can discolor or damage the surfaces resulting in a significant loss in functionalit ...

Mazda 6 Service Manual: Using Automatic Locking Mode (Some models)
Follow these instructions when using a child-restraint system, unless you are attaching a LATCH-equipped childrestraint system to the rear LATCH lower anchors. Refer to “Using LATCH Lower Anchor”. NOTE Follow the child-restraint system manufacturer's instructions carefully. If you are no ...