Indicator Unit Removal/Installation

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the sensor cover. (See SENSOR COVER REMOVAL/INSTALLATION .)
Disconnect the connector.

Fig 1: Indicator Unit And Connector
Courtesy of MAZDA MOTORS CORP.
Move the indicator unit in the direction of the arrow shown in the figure below and remove it.

Fig 2: Moving Indicator Unit
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.