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:

Hazard Warning Switch Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the center panel.. 3. Remove in the order indicated in the table. 1 Screw 2 Hazard warning switch 4. Install in the reverse order of removal. ...

Fuel Pump Unit Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to ...

PCM Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the following items:. Battery PCM cover No.1 4. Disconnect the PCM connector.. 5. Remove the battery tray and PCM component.. 6. Remove in the order indicated in the table. ...