Mazda 6 Service Manual: No.12 lack/loss of power-acceleration/cruise

No.11 engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges

No.13 knocking/pinging-acceleration/cruise

Other materials:

Mazda 6 Service Manual: Automatic transaxle fluid (atf) inspection
Automatic Transaxle Fluid (ATF) Condition Inspection One way of determining whether the transaxle should be disassembled is by noting: If the ATF is muddy or varnished. If the ATF smells strange or unusual. ATF Condition Automatic Transaxle Fluid (ATF) Level Inspection Caution Th ...

Mazda 6 Service Manual: Temporary Spare Tire
Inspect the temporary spare tire at least monthly to make sure it is properly inflated and stored. NOTE The temporary spare tire condition gradually deteriorates even if it has not been used. The temporary spare tire is easier to handle because of its construction which is lighter and small ...