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:

TCM Configuration [Fw6 A EL]
NOTE: The TCM is built into the control valve body. 1. Verify TCM configuration implementation necessity for replacement parts. Replacement part Configuration necessity Control valve body replacement Necessary ...

Key Reminder Switch Inspection
1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0, MZR 2.5].)(See BATTERY REMOVAL/INSTALLATION [MZR 2.3 DISI Turbo].)(See BATTERY REMOVAL/INSTALLATION [SKYACTIV-G 2.0].) 2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION.) 3. Disconnect the ...

Oil Control Valve (OCV) Inspection [Mzr 2.0, Mzr 2.5]
Coil Resistance Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the OCV connector. 5. Measure the resistance between terminals A and B using an ohmmeter. OCV coil resistance 6.9—7.9 ohms [20°C {6 ...