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
1. Inspect defogger relay (marking: def)
Remove the defogger relay from the instrument panel
j/b.
inspect the defogger relay.
Standard:
If the result is not as specified, replace the relay ...
Circuit description
Monitor description
The ecm commands gearshift by turning the shift solenoid valves ”on/off”.
When there is an open or short
circuit in any shift solenoid valve circuit, the ecm detects the problem and the
mil comes on. Illuminating
the mil, the ecm performs the fail–safe and turns ...
Inspection procedure
Hint:
read freeze frame data using the hand–held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, th ...