Toyota Corolla (E170): Using automatic mode
1 Press 
.
The dehumidification function begins to operate. Air outlets and fan speed are automatically adjusted according to the temperature setting.
2 Adjust the temperature setting.
3 To stop the operation, press 
again.
■ If the system is operated manually in automatic mode
If the fan speed setting or air flow modes are operated, the automatic mode indicator goes off. However, automatic mode for functions other than that operated are maintained.
Other materials:
Changing engine switch
modes
Modes can be changed by
pressing the engine switch with
brake pedal released. (The
mode changes each time the
switch is pressed.)
OFF*1
The emergency flashers can be
used.
ACC*2
Some electrical components such
as the audio system can be used.
"ACCESSORY" will be displayed
on the multi-info ...
Inspection procedure
1 Check tvip ecu
Check that the operation of the tvip function is normal.
Hint:
with this inspection, the tvip ecu cpu can be diagnosed if it works normally or
not.
2 Check wire harness (tvip ecu integration relay)
Disconnect the tvip ecu and integration relay connectors.
ch ...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished). Perform active test using
hand–held tester (a/f
control).
Perform active test using the hand–held ...