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:

Keyless Control Module Inspection
1. Remove the following parts: a. Passenger-side front scuff plate. b. Passenger-side front side trim. c. Grove compartment. d. Passenger-side lower panel. 2. Measure the voltage according to the terminal voltage table. If the voltages cannot be verified as indicated in the termina ...

Magnetic Clutch Inspection [Manual Air Conditioner]
1. Connect battery to terminal A of magnetic clutch and ground to A/C compressor body. SKYACTIV-G 2.0 MZR 2.0 MZR 2.5 2. Verify that the magnetic clutch operates. If there is any malfunction, replace the magnetic clutch. ...

Input/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION: Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it. On-Vehicle Inspection 1. Perform the following procedures. a. Remove the battery cover.. b. ...