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:

On Board Diagnostic System Simulation Inspection [Fw6 A EL]
1. Connect the M-MDS (IDS) to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the IDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “TCM”. 3. Select the simulation items from the PID table. 4. Perform ...

Oil Pump Removal/Installation [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 ...

DSC Off Switch Removal/Installation
1. Remove the switch panel in the direction of the arrow shown in the figure. 2. Disconnect the connector. 3. Remove the DSC OFF switch in the direction of the arrow (2) shown in the figure while pressing the tabs in the direction of the arrow (1). 4. Remove the DSC OFF switch. 5. ...