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:

Refrigerant Pressure Sensor Inspection [Manual Air Conditioner]
MZR 2.0, MZR 2.5 1. Install the manifold gauge. 2. Verify the high-pressure side reading of the manifold gauge. 3. Measure the terminal voltage of the climate control unit. 1G,1H and 2J 4. Verify that below graph as measure the terminal voltage 2J. 5. Follow the climate control ...

Power Brake Unit Removal/Installation [Mzr 2.0, Skyactiv G 2.0, Mzr 2.5]
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 ...

Liftgate/Trunk Lid
WARNING Never allow a person to ride in the luggage compartment/trunk: Allowing a person to ride in the luggage compartment/trunk is dangerous. The person in the luggage compartment/trunk could be seriously injured or killed during sudden braking or a collision. D ...