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: Oil leakage inspection
Use either of the following procedures to identify the type of oil that is leaking: Using UV Light (Black Light) 1. Remove on the engine or transaxle. Note Referring to the fluorescent dye instruction manual, mix the specified amount of dye into the engine oil or ATF (or transaxle ...

Mazda 6 Service Manual: Engine oil replacement
Warning Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil has cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work around or ...