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:

Pressure Sensor Removal/Installation [Two Step Deployment Control System]
1. Switch the ignition to off. 2. Disconnect the negative battery cable and wait for 1 min or more.. 3. Remove the inner garnish.. 4. Remove the front door trim.. 5. Remove the bolts. 6. Remove the pressure sensor. 7. Disconnect the connector from the pressure sensor by pressing the ...

Adjuster Anchor Removal/Installation
WARNING: The side air bag sensor is attached to the lower part of the B-pillar. When working around the B-pillar, disconnect the negative battery cable or work carefully, avoiding excessive impact to the lower part of the B-pillar. 1. Remove the following parts: a. Front sc ...

Oil Pressure Switch Removal
MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before removing the exhaust system. 1. Disconnect the negative battery cable. 2. Remove the aerodynamic under cover No.2.. 3. Disconnect the connecto ...