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:

Relay Block Removal/Installation [With Advanced Keyless Entry And Push Button Start System]
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Driver-side front scuff plate. b. Driver-side front side trim. c. Hood release lever. d. Upper panel. e. Shift knob (MTX)(See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION [G66M-R].)(See MANUAL TRANSAX ...

Drive Belt Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the aerodynamic under cover No.2 and splash shield as a single unit.. 2. Rotate the drive belt auto tensioner in the direction shown in the figure and remove the drive belt. 3. Install the drive belt. 4. Verify that the drive belt auto tensioner indicator mark does not exceed ...

Shroud Panel Removal/Installation
CAUTION: Because the shroud panel is installed to the bumper reinforcement, support the shroud panel using a jack before removing the bumper reinforcement so as not to apply excessive force to the shroud panel. Since the servicing is performed with the hood open, secure the hoo ...