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: STEP 1: Contact Your Mazda Dealer
Discuss the matter with an Authorized Mazda Dealer. This is the quickest and best way to address the issue. If your concern has not been resolved by the CUSTOMER RELATIONS, SALES, SERVICE, or PARTS MANAGER, then please contact the GENERAL MANAGER of the dealership or the OWNER. If it b ...

Mazda 6 Service Manual: Fuel-Filler Lid and Cap
WARNING When removing the fuel-filler cap, loosen the cap slightly and wait for any hissing to stop, then remove it: Fuel spray is dangerous. Fuel can burn skin and eyes and cause illness if ingested. Fuel spray is released when there is pressure in the fuel tank and the fuel-filler cap is re ...