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:

Bluetooth ® Preparation (Type B)
Device pairing To use Bluetooth ® audio and Hands-Free, the device equipped with Bluetooth ® has to be paired to the unit using the following procedure. A maximum of seven devices including Bluetooth ® audio devices and hands-free mobile phones can be paired. NOTE The Bluetooth ® system may ...

Thermostat Inspection [Mzr 2.0, Mzr 2.5]
1. Remove the thermostat.. 2. Visually check that the thermostat valve is closed. 3. Place the thermostat in water. WARNING: During inspection, the thermostat and water are extremely hot and can cause severe burns. Do not touch the thermostat and water. 4. Heat the water and c ...

Seat Belt Warning Beep
If the driver's seat belt is not fastened when the ignition is switched ON, a beep sound will be heard for about 6 seconds. If the driver or the front passenger's seat belt is not fastened and the vehicle is driven at a speed faster than about 20 km/h (12 mph), a beep sound will be heard again ...