Mazda 3 Service Manual: Valvetrain, Cylinder Head

Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]

Removal 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 ...

Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Visual Inspection CAUTION: When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor outpu ...

Other materials:

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 following conditions. Measured condition Continuity between A ...

Operational Range
The system operates only when the driver is in the vehicle or within operational range while the key is being carried. Starting the Engine NOTE Starting the engine may be possible even if the key is outside of the vehicle and extremely close to a door and window, however, always start ...

Starter Interlock Switch Removal/Installation [C66 M R]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the starter interlock switch connector. 4. Remove the starter interlock switch from the pedal bracket. 5. Insert a new starter interlock switch into the pedal bracket hole in the direction indicated ...