Mazda 6 Owners Manual: Fuel and Engine Exhaust Precautions

Fuel and Emission

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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 f ...

Other materials:

Mazda 6 Owners Manual: Fuel injector inspection
Operation Test Carry out the Fuel Injector Operation Inspection. (See Fuel Injector Operation Inspection.) If not as specified, perform the further inspection for the fuel injectors. Resistance Inspection Note Perform the following test only when directed. 1. Turn the ignition s ...

Mazda 6 Owners Manual: Expansion valve removal/installation
1. Disconnect the negative battery cable. 2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.) Caution If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug open fitt ...