Mazda 6 Service Manual: No.13 knocking/pinging-acceleration/cruise

No.12 lack/loss of power-acceleration/cruise

No.14 poor fuel economy

Other materials:

Mazda 6 Service Manual: Engine removal/installation
Warning Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injures or death and damage. Fuel can also irritate skin and eyes. ...

Mazda 6 Service Manual: Refrigerant lines removal/installation
1. Remove the battery. 2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.) 3. Remove the washer tank. (L.H.D. only) (See WASHER TANK REMOVAL/INSTALLATION.) 4. Remove the air cleaner cover, air cleaner element and air cleaner case. (See INTAKE-AIR SYSTEM REMOVAL/INST ...