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:

Neutral Switch Inspection [Mzr 2.0, Mzr 2.5]
Continuity Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the neutral switch connector.. 4. When the shift lever is in neutral and in a position other than neutral, verify that the continuity between neutral switch terminals A and B is acco ...

Transaxle Oil Replacement [A26 M R]
1. Park the vehicle on level ground. 2. Remove the aerodynamic under cover No.2.. 3. Remove the drain plug and gasket. 4. Drain the oil into a suitable container. 5. Install a new gasket and the drain plug. Tightening torque 28—51 N·m {2.9—5.2 kgf·m, 21—37 ft·lbf} ...

Sunroof Unit Removal/Installation
CAUTION: If the sunshade is forced close while the sunroof is open, the sunshade could be damaged. 1. Disconnect the negative battery cable.. 2. Remove the rain sensor cover. (Vehicles with auto light/wiper system). 3. Disconnect the rain sensor connector. (Vehicles with auto l ...