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:

Intermediate Sensor Removal/Installation [FS5 A EL]
CAUTION: If foreign materials are stuck to the sensor, disturbance by magnetic flux can cause sensor output to be abnormal and thereby negatively affect control. Make sure that foreign materials such as iron filings are not stuck to the sensor during installation. 1. Perform t ...

Drive Belt Removal/Installation [Mzr 2.0, Mzr 2.5]
MZR 2.0 A/C drive belt removal 1. Remove the aerodynamic under cover No.2 and splash shield as a single unit.. 2. Remove the nut shown in the figure and set the power steering pipe component out of the way. 3. Set the SST as shown in the figure. NOTE: Hold the SST by hand unti ...

Manifold Absolute Pressure (Map) Sensor/Intake Air Temperature (Iat) Sensor No.2 Removal/Installation [Skyactiv G 2.0]
NOTE: Because the IAT sensor No.2 is integrated in the MAP sensor, replacing the IAT sensor No.2 includes replacement of the MAP sensor/IAT sensor No.2. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the MAP sensor/IAT sensor No.2 connecto ...