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:

Recommended Oil
U.S.A., Canada, and Puerto Rico Use SAE 0W-20 engine oil. Mazda Genuine Oil is used in your Mazda vehicle. Mazda Genuine 0W-20 Oil is required to achieve optimum fuel economy. For maintenance service, Mazda recommends Mazda Genuine Parts and Castrol ® (U.S.A. only). Only use SAE 0W- ...

Dehumidifying (With air conditioner)
Operate the air conditioner in cool or cold weather to help defog the windshield and side windows. Set the mode selector dial to the desired position. Set the air intake selector to the outside air position. Set the temperature control dial to the desired position. Set the fan cont ...

BSM OFF Indicator Light
This indicator light illuminates for a few seconds when the ignition is switched ON. The BSM OFF indicator light illuminates when the BSM system is turned off by pressing the BSM OFF switch. The indicator light flashes if the BSM system has a malfunction. Consult an Authorized Mazda D ...