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:

Refrigerant Pressure Sensor Inspection [Full Auto Air Conditioner]
MZR 2.3 DISI Turbo, MZR 2.5 1. Install the manifold gauge. 2. Verify the high-pressure side reading of the manifold gauge. 3. Measure the terminal voltage of the climate control unit. 1C, 1E and 2J 4. Verify that below graph as measure the terminal voltage 2J. 5. Follow the clim ...

Filament Inspection
1. Turn the ignition switch to the ON position. 2. Turn the rear window defroster switch on. CAUTION: Directly touching the rear window defroster filament with the lead of the tester could damage it. Wrap aluminum foil around the end of the lead and inspect the filament by touc ...

Fuel Gauge Sender Unit Inspection
MZR 2.3 DISI Turbo, SKYACTIV-G 2.0 NOTE: The fuel gauge sender unit is integrated with the fuel pump unit. 1. Disconnect the negative battery cable.. 2. Remove the rear seat cushion.. 3. Remove the fuel pump unit.. 4. Verify that the resistance between terminals A and C of the f ...