Intake CMP Sensor

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION .)
Disconnect the intake CMP sensor connector.
Remove the intake CMP sensor.

Fig 1: Intake CMP Sensor Bolts With Torque Specification (With Cylinder Deactivation)
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.