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:

Warm Up Three Way Catalytic Converter (Wu Twc) Inspection [Mzr 2.0, Mzr 2.5]
CAUTION: Perform the following procedures, DTC P0421:00 is indicated only. 1. Connect the M-MDS to the DLC-2. 2. Start the engine and warm it up to normal operating temperature. 3. Turn off the engine. 4. Verify that the engine compression is within the specification.. ...

Hood Latch And Release Lever Removal/Installation
Hood latch 1. Open the hood. 2. Disconnect the negative battery cable.. 3. Disconnect the hood latch switch connector. (vehicles with theft-deterrent system) 4. Remove the bolts. 5. Remove the hood latch. 6. Install in the reverse order of removal. 7. Adjust the hood.. Hood ...

Air Bleeding
CAUTION: If the strainer is removed, impurities may penetrate the power steering system and damage it. To prevent this, always bleed air with the strainer installed. Do not maintain the steering wheel fully turned for 5 s or more. The oil temperature could rise and damage ...