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:

Rear Washer Hose Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the front mudguard (RH).. 3. Disconnect rear washer hose A from the washer motor. 4. Remove the rear washer hose A from clip A, B, C, D, E, F, G. 5. Disconnect joint pipes and remove rear washer hose A. 6. Partially peel back the sea ...

Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage. If there is any malfunction, replace the heater core. 2. Visually inspect the fins for bending. If there is any bending, use the end of a flathead screwdriver to straighten the fins. 3. Visually inspect ...

Variable Swirl Shutter Valve Actuator Inspection [Mzr 2.3 Disi Turbo]
Operation Inspection 1. Remove the air hose.. 2. Disconnect the vacuum hose from the variable swirl control solenoid valve. 3. Connect a vacuum pump to the variable swirl shutter valve actuator. 4. Apply vacuum and verify that the rod moves. Vacuum kPa {mmHg, inHg ...