Toyota Corolla (E170): 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.
Press 
.
The dehumidification function operates and fan speed increases.
Set the outside/recirculated air mode button to the outside air mode if the recirculated air mode is used. (It may switch automatically.) To defog the windshield and the side windows early, turn the air flow and temperature up.
To return to the previous mode, press
again when the windshield is defogged.
■ Defogging the rear window and outside rear view mirrors
Defoggers are used to defog the rear window, and to remove raindrops, dew and frost from the outside rear view mirrors.
Press 
.
The defoggers will automatically turn off after a period of time.
Other materials:
Inspection
1. Inspect outer mirror switch assy
Inspect the mirror switch continuity.
Left side for left/right adjustment switch:
inspect the mirror switch continuity
Standard (left side):
If the result is not as specified, replace the switch assembly.
Right side for left/r ...
Circuit description
Refer to dtcs p0100
Dtc no.
Dtc detection condition
Trouble area
P0101
After engine is warmed up, conditions (a) to (d) continue for
more than 10 seconds (2 trip detection logic):
engine speed less than 900 rpm
throttle valve fully closed
&nbs ...
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove horn button assy
Place the front wheels facing straight ahead.
using a torx socket wrench (t30), loosen the 2 torx
screws until the groove along the screw circumference
catches on the screw ca ...