Ambient Temperature Sensor: Inspection

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

Remove FRONT BUMPER .
Remove ambient temperature sensor :
1. Disconnect the connector.
  
  Fig 1: Locating Ambient Temperature Sensor Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Pull out the sensor from front bumper reinforcement.
Inspect ambient temperature sensor . See DTC 12: AMBIENT TEMPERATURE SENSOR CIRCUIT .
Install ambient temperature sensor .