900 SE Hatchback L4-1985cc 2.0L DOHC Turbo EFI (1997)
Solar Sensor: Description and Operation
Sun Load Sensor (Solar Sensor)
The solar sensor is situated on the top of the dashboard. It mainly measures infrared radiation (radiated heat).
In the case of increased solar radiation and outside temperatures above +15 °C the ACC control module increases the speed of the ventilation fan
