Mazda 3 Service Manual: Exhaust & Emissions

Valve Clearance Inspection [Mzr 2.0, Mzr 2.5]

1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the wiring harness. 5. Remove the ignition coils.. 6. Remove the spark ...

Exhaust System Inspection [Mzr 2.0, Mzr 2.5]

1. Start the engine and inspect each exhaust system component for exhaust gas leakage. If there is leakage, repair or replace the appropriate component.. ...

Other materials:

Dehumidifying (With air conditioner)
Operate the air conditioner in cool or cold weather to help defog the windshield and side windows. Set the mode selector dial to the desired position. Set the air intake selector to the outside air position. Set the temperature control dial to the desired position. Set the fan cont ...

Door Lock Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the inner garnish.. 3. Remove the front door trim.. 4. Remove the front inner handle.. 5. Inspect for continuity between the door lock switch terminals using an ohmmeter. If not as indicated in the table, replace the door lock ...

A/C Unit Removal/Installation
1. Set the air mix mode to MAX COLD. 2. Disconnect the negative battery cable.. 3. Discharge the refrigerant.. 4. Drain the engine coolant.. 5. Remove the plug hole plate. 6. Remove the charge air cooler cover. (MZR 2.3 DISI Turbo). 7. Remove the insulator. (MZR 2.3 DISI Turbo) 8. ...