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:

Front Passenger Occupant Classification System
First, please read "Supplemental Restraint System (SRS) Precautions" carefully. Front Passenger Seat Weight Sensor Your vehicle is equipped with a front passenger seat weight sensors as a part of the supplemental restraint system. These sensors are located under both of the front p ...

Evaporator Temperature Sensor Inspection [Manual Air Conditioner]
NOTE: Inspect the evaporator temperature sensor when it is installed to the A/C unit. 1. Set the fan speed MAX HI. 2. Set the temperature control at MAX COLD. 3. Set the RECIRCULATE mode. 4. Turn the A/C switch off. 5. Close all doors and windows. 6. Wait for 5 min. 7. D ...

Air Filter Inspection [Mzr 2.0, Mzr 2.5]
Except for Mexico Airflow inspection 1. Remove the air filter.. 2. Blow from port A and verify that there is airflow from port B. If there is no airflow, replace the air filter.. 3. Blow from port B and verify that there is airflow from port A. If there is no airflow, r ...