Mazda 3 Service Manual: General

HVAC

...

Air Filter Inspection

1. Verify that there is no damage, excessive dirt, or abnormal odor on the air filter. If there is any malfunction, replace the air filter. NOTE: The air filter cannot be reuse ...

Other materials:

Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
HO2S Inspection 1. Connect the M-MDS to the DLC-2. 2. Switch the ignition to ON. 3. Warm up the engine to normal operating temperature. 4. Access the following PIDs using the M-MDS.. VSS (Vehicle speed) RPM (Engine speed) O2S12 (HO2S output voltage) 5. Drive ...

Air Mix Actuator Removal/Installation [Full Auto Air Conditioner]
Driver-side 1. Disconnect the negative battery cable.. 2. Disconnect the connector. 3. Remove the hook (1), remove the rod (2) from the air mix actuator link. 4. Remove the screw. 5. Remove the driver-side air mix actuator. 6. Install in the reverse order of removal. Passenger- ...

Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system. Tu ...