â– Location of air outlets
The air outlets and air volume change according to the selected airflow mode.
â– Adjusting the position of and opening and closing the air outlets
â– For quick cooling
Turn to "MAX A/C". The air
conditioning will automatically turn on.
will be set for recirculated air
mode when
or
is selected. It is
not possible to turn to the outside air mode.
â– Fogging up of the windows
Turning on will dehumidify the
air from the outlets and defog the
windshield effectively.
â– When driving on dusty roads
Close all windows. If dust thrown up by the vehicle is still drawn into the vehicle after closing the windows, it is recommended that the air intake mode be set to outside air mode and the fan speed to any setting except off.
â– Outside/recirculated air mode
■When the outside temperature exceeds 75ºF (24ºC) and the air conditioning system is on
Vehicles with a smart key system: Recirculated air mode is selected as a default mode when the engine switch is turned to IGNITION ON mode.
â– When the outside temperature is low
The dehumidification function may not operate even when
is pressed.
â– Ventilation and air conditioning odors
â– Air conditioning system refrigerant
Caution
Air conditioning system
Air conditioning system
lubricant type
Requires registered
technician to service
air conditioning system
Flammable refrigerant
WARNING
â– To prevent the windshield from fogging up
The difference between the temperature of the outside air and that of the windshield can cause the outer surface of the windshield to fog up, blocking your vision.
Otherwise, air flow may be obstructed, preventing the windshield defoggers from defogging.
â– To prevent burns (vehicles with outside rear view mirror defoggers)
Do not touch the rear view mirror surfaces when the outside rear view mirror defoggers are on.
NOTICE
â– To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the engine is stopped.
â– When repairing/replacing parts of the air conditioning system
Have repair/replacement performed by your Toyota dealer.
When a part of the air conditioning system, such as the evaporator, is to be replaced, it must be replaced with a new one.
General Precautions
Always use a 12 volt battery as power source.
Do not attempt to disconnect battery cables while engine is
running.
Before connecting or disconnecting the ECM harness connector,
turn ignition switch OFF and disconnect negative battery
cable. Failure to do so may damage the ECM because
...
DTC/Circuit diagnosis
U0073 COMMUNICATION BUS A OFF
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
U0073
COMM BUS A OFF
(Control Module Communication
Bus A Off)
TCM communication blockage lasts for 2 sec ...
Engine protection control at low engine
oil pressure
ENGINE PROTECTION CONTROL AT LOW ENGINE OIL PRESSURE : System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL CHART
Sensor
Input signal to ECM
ECM function
Actuator
Engine oil pressure sensor
Engine oil pressure
Engine protection control
Oil pressure warning ...