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:

Luggage Compartment
Luggage compartment cover (5-door) WARNING Do not place anything on top of the cover: Placing luggage or other cargo on top of the luggage compartment cover is dangerous. During sudden braking or a collision, the cargo could become a projectile that could hit and injure ...

Operating the Compact Disc (CD) Player
Type Playable data Music/MP3/WMA/ AAC CD player Music data (CD-DA) MP3/WMA/AAC file NOTE If a disc has both music data (CD-DA) and MP3/WMA/AAC files, playback of the two or three file types differs depending on how the disc was reco ...

Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection 1. Connect the M-MDS to the DLC-2. 2. Switch the ignition to ON. 3. Warm up the engine to normal operating temperature. 4. Access the following PIDs using the M-MDS.. VSS (Vehicle speed) RPM (Engine speed) O2S11 (A/F sensor output current) ...