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:

EGR Valve Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the EGR valve connector. 4. Measure the resistance between the EGR valve terminals. EGR valve terminal Resistance inspection (ohm) ...

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 ...

Cruise Control Set Vehicle Speed Display
The vehicle speed preset using the cruise control is displayed. Trip Computer and INFO Switch The following information can be selected by pressing the up or down part of the INFO switch with the ignition switched ON. Approximate distance you can travel on the available fuel Ave ...