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:

Trunk Lid Latch Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the trunk lid trim.. 3. Remove the trunk lid latch and lock actuator.. 4. Press the latch in using a flathead screwdriver to inspect the latch lever condition. 5. Verify that the continuity is as indicated in the table. I ...

Oil Filter Replacement [Mzr 2.0, Mzr 2.5]
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...

Manifold Absolute Pressure (Map) Sensor/Boost Air Temperature Sensor Removal/Installation [Mzr 2.3 Disi Turbo]
NOTE: Because the boost air temperature sensor is integrated in the MAP sensor, replacing the boost air temperature sensor includes replacement of the MAP sensor/boost air temperature sensor. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove t ...