Mazda 6 Service Manual: Vacuum hose routing diagram

Intake-air system

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Intake-air system removal/installation

Warning When the engine and intake-air system are hot, they can badly burn. Turn off the engine and wait until they are cool before removing the intake-air system. Fuel vapor is hazardous. ...

Other materials:

Mazda 6 Service Manual: Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum. This vehicle will perform best with fuel listed in the table. * U.S. federal law requires that octane ratings be posted on gasoline st ...

Mazda 6 Service Manual: A/c compressor removal/installation
1. Disconnect the negative battery cable. 2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.) 3. Remove the right side splash shield and mudguard (L.H.D. only). 4. Loosen the drive belt and remove it. Caution If moisture or foreign material enters the refrigeration ...