With Smart City Brake Support (SCBS)

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 .)
Remove the sensor cover. (See SENSOR COVER REMOVAL/INSTALLATION .)
Disconnect the connector.

Fig 1: Identifying Rain Sensor And Connector
Courtesy of MAZDA MOTORS CORP.
Move the remover tool in the direction of arrow (1) shown in the figure and detach the stopper pin from the rain sensor.

Fig 2: Detaching Stopper Pin From Rain Sensor
Courtesy of MAZDA MOTORS CORP.
Move the remover tool in the direction of arrow (2) shown in the figure and detach the stopper pin from the rain sensor.
Move the rain sensor in the direction of arrow (1) shown in the figure and pull out the rain sensor from the bracket.

Fig 3: Pulling Out Rain Sensor From Bracket
Courtesy of MAZDA MOTORS CORP.
Peel off the rain sensor sheet from the rain sensor.

Fig 4: Identifying Rain Sensor And Rain Sensor Sheet
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal. (See Rain Sensor Installation Note .)
If the rain sensor is replaced, perform the following sensitivity setting procedure for the auto lights.
CAUTION:
- If the auto light sensitivity setting is not performed after replacing the rain sensor (auto light sensor), the rain sensor will be unable to detect the correct illumination level and the auto light/wiper system will not operate normally. If the rain sensor is replaced, perform the auto light sensitivity setting.
1. Using the M-MDS, verify the current auto light sensitivity setting. (See CONTROL SYSTEM PERSONALIZATION FEATURES SETTING PROCEDURE .)
2. Change the sensitivity setting to a value other than the auto light sensitivity setting verified in Step 1.
3. Re-set to the auto light sensitivity setting verified in Step 1.