Ambient Temperature Sensor Removal/Installation (Manual A/C)

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Bend back the front over fender. (See FRONT BUMPER REMOVAL .) (See FRONT BUMPER INSTALLATION .)
Remove the front bumper. (See FRONT BUMPER REMOVAL .) (See FRONT BUMPER INSTALLATION .)
Disconnect the connector.

Fig 1: Identifying Ambient Temperature Sensor, Connector And Clip
Courtesy of MAZDA MOTORS CORP.
Remove the clip and remove the ambient temperature sensor.
Install in the reverse order of removal.