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
Hint:
if different dtcs related to different systems that have terminal e2
as the ground terminal are output
simultaneously, terminal e2 may be open.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malf ...
Engine coolant
The coolant level is satisfactory if it is between the “F” and “L” lines on the
reservoir when the engine is cold.
1 Reservoir cap
2 “F” line
3 “L” line
If the level is on or below the “L” line, add coolant up to the “F” line.
■Coolant selection
Only use “To ...
How to proceed with troubleshooting
The hand–held tester can be used at step 3, 4, 6, 9.
1 Vehicle brought to workshop
2 Customer problem analysis
3 Connect the obd ii scan tool or hand–held tester to dlc3
4 Check and clear dtc and freeze frame data
5 Visual inspection
6 Setting the check mode diagnosis
7 Proble ...