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:
Inspection procedure
1 Check relay (marking: starter cut)
Inspect the relay continuity, as shown in the illustration
and table.
Standard:
2 Check tvip ecu
Disconnect the tvip ecu connector.
turn the ignition switch position to the start.
measure the voltage between the termina ...
Problem symptoms table
Hint:
proceed with troubleshooting of each circuit in the table below.
Symptom
Suspect area
When the ignition switch is in the on position, the srs warning
light sometimes comes on after approximately 6 seconds.
Srs warning light ci ...
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the horn button assy.
release the airbag ...