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:

Front Bumper Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the screw A and fasteners B. 3. Remove the screws C. 4. Remove the bolts D. 5. Remove the fasteners E, screw F and fastener G. 6. Pull the front bumper in the direction of the arrow in the order of (1), (2) and (3), the ...

Auto Leveling Sensor Inspection
1. Disconnect the negative battery cable.. 2. Remove the auto leveling sensor.. 3. Connect the three dry cell batteries (1.5 V) in a series. 4. Connect auto leveling sensor terminal A to the battery’s minus terminal, and terminal C to the battery’s plus terminal, and apply 4.5 V of volta ...

Refrigerant Pressure Sensor Removal/Installation [Full Auto Air Conditioner]
1. Disconnect the negative battery cable.. 2. Discharge the refrigerant.. 3. Disconnect the refrigerant pressure sensor connector. CAUTION: If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediate ...