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:

Cylinder Head Gasket Replacement [Mzr 2.0, Mzr 2.5]
WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Fuel can also irritate skin ...

Boost Air Temperature Sensor Inspection [Mzr 2.3 Disi Turbo]
Resistance Inspection NOTE: Because the boost air temperature sensor is integrated in the MAP sensor, replacing the boost air temperature sensor includes replacement of the MAP sensor/boost air temperature sensor. 1. Remove the battery cover.. 2. Disconnect the negative batter ...

Floor Covering Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Front seat. b. Audio amplifier (Vehicles with Bose®). c. Front scuff plate. d. Joint cover. e. Front side trim. f. Fuel-filler lid opener lever bezel. g. Selector lever knob (ATX). h. Shift lever knob (MT ...