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:

Variable Swirl Solenoid Valve Inspection [Mzr 2.3 Disi Turbo]
Airflow Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the variable swirl solenoid valve.. 4. Inspect the airflow between the ports under the following conditions. If not as specified, replace the variable swirl solenoid valve.. ...

Cruise Control Switch Inspection [Mzr 2.3 Disi Turbo]
1. Remove the battery cover.. 2. Disconnect the negative battery cable and wait for 1 min or more.. 3. Remove the driver–side air bag module.. 4. Disconnect the clock spring connector (part wiring harness-side). 5. Measure the resistance between clock spring terminals K and M (part wiring ...

Radar Sensor (Front)
Your vehicle is equipped with a radar sensor (front). The following systems also use the radar sensor (front). Mazda Radar Cruise Control (MRCC) Forward Obstruction Warning (FOW) The radar sensor (front) functions by detecting the radio waves reflected off a vehicle ahead or an obstru ...