900 S Coupe L4-1985cc 2.0L DOHC Turbo EFI (1998)
When the ACC control module has decided what temperature the blended air should have, the reading from the blended-air temperature sensor is
used to correct the position of the blended-air damper.
If no blended-air temperature can be obtained, the coolant temperature and position of the air-blending damper are used to calculate a default
value.