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:

Solenoid Valve Removal/Installation [FS5 A EL]
WARNING: A hot transaxle and ATF can cause severe burns. Turn off the engine and wait until they are cool. Primary Control Valve Body 1. Remove the primary control valve body. a. Remove the battery cover.. b. Disconnect the negative battery cable. c. Remove the aerodynamic un ...

Rear Door Removal/Installation
WARNING: Removing the rear door without supporting it could cause the rear door to fall and cause serious injury. Always perform the procedure with at least another person to prevent the rear door from falling. 1. Disconnect the negative battery cable.. 2. Remove in the order i ...

Operation
System triggering conditions The horn sounds intermittently and the hazard warning lights flash for about 30 seconds when the system is triggered by any one of the following: Unlocking a door with the key, door lock switch, or an inside door-lock knob. Forcing open a door, the hood or th ...