Mazda 3 Service Manual: Emissions

Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]

WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may ...

Canister Vent (Cv) Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]

Except for Mexico Airflow inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the CV solenoid valve.. 4. Inspect airflow between the ports under the f ...

Other materials:

Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine control. Be sure there is no foreign material on the CKP sensor when replacing. ...

Power Brake Unit Removal/Installation [Mzr 2.3 Disi Turbo]
CAUTION: Once the brake switch clearance has automatically been adjusted, it cannot be adjusted again. Therefore, replace the switch with a new one when replacing the power brake unit or performing any procedure that changes the pedal stroke. Secure the steering wheel using tap ...

Engine Disassembly/Assembly [Mzr 2.3 Disi Turbo]
1. Remove the engine from the transaxle.. 2. Remove the intake-air system.. 3. Remove the exhaust system.. 4. Remove the generator.. 5. Remove the EGR valve.. 6. Remove the ignition coils.. 7. Remove the high pressure fuel pump and high pressure fuel pump cover.. 8. Remove the fuel inj ...