Switching between outside air and recirculated air modes
Press .
The mode switches between outside air mode (
appears on the
display) and recirculated air mode (
appears on the display) each
time the button is pressed.
Defogging the windshield
Defoggers are used to defog the windshield and front side windows.
Press .
Set to 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.
Rear window defogger, outside rear view mirror defoggers (if equipped) and windshield wiper de-icer (if equipped)
Defoggers are used to defog the rear window, and to remove raindrops, dew and frost from the outside rear view mirrors. The windshield wiper de-icer is used to prevent ice from building up on the windshield and wiper blades.
Press .
The defoggers and windshield wiper de-icer will automatically turn off after a period of time.
Removal
HINT:
Remove the RH by the same procedure as the LH side.
1. REMOVE REAR WHEEL
2. SEPARATE SKID CONTROL SENSOR WIRE
(a) Disconnect the connector from the skid control
sensor.
3. REMOVE REAR BRAKE DRUM SUB-ASSEMBLY (for
Drum Type)
(a) Place matchmarks on the rear brake drum subassembly
a ...
Oxygen (A/F) Sensor Pumping Current Circuit
HINT:
Although the DTC titles say oxygen sensor, these DTCs relate to the
Air-Fuel Ratio (A/F) sensor.
Sensor 1 refers to the sensor mounted in front of the Three-Way
Catalytic Converter (TWC) and
located near the engine assembly.
DESCRIPTION
Refer to DTC P2195 (See page ES-355 ...
General information
A large number of ECU controlled systems are used in the
SIENNA. In general, ECU controlled systems are considered
to be very intricate, requiring a high level of technical
knowledge to troubleshoot. However, most problem checking
procedures only involve inspecting the ECU controlled
system's c ...