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:

Drive Belt Auto Tensioner Inspection [Mzr 2.0, Mzr 2.5]
MZR 2.0 1. Remove the generator drive belt with the A/C drive belt still installed and set it out of the way.. 2. Verify that the drive belt auto tensioner moves smoothly in the operational direction. If it does not move smoothly, replace the drive belt auto tensioner.. 3. T ...

Front Center Speaker Inspection
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Upper column cover. b. Instrument cluster. c. Center panel. d. Center cover. e. Dashboard upper panel. f. Front center speaker. 3. Verify the resistance between the front center speaker terminals. ...

Rear Trailing Link Removal/Installation
CAUTION: Performing the following procedures without first removing the ABS wheel-speed sensor may possibly cause an open circuit in the wiring harness if it is pulled by mistake. Before performing the following procedures, disconnect the ABS wheel-speed sensor wiring harness connec ...