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 Tumble Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]
Operation Inspection 1. Remove the air hose.. 2. Disconnect the vacuum hose from the variable tumble shutter valve actuator. 3. Connect a vacuum pump to the variable tumble shutter valve actuator. NOTE: Covered with a hood, the rod of the variable tumble shutter valve actuator ...

Back Up Light Switch Removal/Installation [C66 M R]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the aerodynamic under cover No.2.. 4. Remove in the order indicated in the table. 5. Install in the reverse order of removal. 1 Back-up light switch connector 2 ...

Oil Pressure Inspection [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 ...