Toyota Corolla (E170) 2014–2019 Owners Manual / Interior features / Using the air conditioning system and defogger / Automatic air conditioning system / Air conditioning controls
Toyota Corolla (E170): Air conditioning controls
■ Adjusting the temperature setting
To adjust the temperature setting, turn
clockwise to increase the temperature
and turn 
counterclockwise to decrease
the temperature.
■ Fan speed setting
Press “>” on 
to increase the fan
speed.
Press “<” on 
to decrease the fan speed.
■ Change the airflow mode
To change the airflow, press “<” or “>” on
.
The air outlets used are switched each time either side of the button is pressed.
■ Other functions
● Switching between outside air and recirculated air modes ● Defogging the windshield ● Defogging the rear window and outside rear view mirrors
Other materials:
Check mode procedure
Hint:
hand–held tester only:
compared to the normal mode, the check mode has more sensing
ability to detect malfunctions. Furthermore, the same diagnostic
items which are detected in the normal mode can also be
detected in the check mode.
1. Check mode procedure(using the hand–held tester) ...
Other functions
■ Switching between outside air and recirculated air modes
Press .
The mode switches between outside air mode (indicator off) and recirculated air
mode (indicator on) each time is pressed.
■ Defogging the windshield
Defoggers are used to defog the windshield and front side windows ...
Inspection procedure
Hint:
if different dtcs related to different systems that have terminal e2
as the ground terminal are output
simultaneously, terminal e2 may be open.
If dtc p0441 (purge flow), p0446 (vsv for ccv), p0451, p0452 or p0453
(evaporative pressure
sensor) is output with dtc p0442 or p0456, ...