Mazda CX-3 2018 Owner's Manual page 277

Interior Features
Climate Control System
▼ Sunlight/Temperature Sensor
Sunlight sensor
Do not place objects on the sunlight
sensor. Otherwise, the interior temperature
may not adjust correctly.
Sunlight sensor
Interior temperature sensor
Do not cover the interior temperature
sensor. Otherwise, the interior temperature
may not adjust correctly.
Interior temperature sensor
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CX-3_8GA5-EA-17F_Edition1 2017-4-7 15:30:54