Toyota Yaris: Climate Control System / Operating Tips
- Operate the climate control system with the engine running.
- To prevent the battery from being discharged, do not leave the fan
control dial on for a long period of time with the ignition switched
ON when the engine is not running.
- Clear all obstructions such as leaves, snow and ice from the hood
and the air inlet in the cowl grille to improve the system efficiency.
- Use the climate control system to defog the windows and dehumidify the
air.
- The recirculate mode should be used when driving through tunnels
or while in a traffic jam, or when you would like to shut off outside
air for quick cooling of the interior.
- Use the outside air position for ventilation or windshield defrosting.
- If the vehicle has been parked in direct sunlight during hot weather,
open the windows to let warm air escape, then run the climate control
system.
- Run the air conditioner about 10 minutes at least once a month to
keep internal parts lubricated.
- Have the air conditioner checked before the weather gets hot. Lack
of refrigerant may make the air conditioner less efficient.
The
refrigerant specifications
are indicated on a label
attached to the inside of the
engine compartment. Check
the label before refilling the
refrigerant. If the wrong type of
refrigerant is used, it could
result in a serious malfunction
of the air conditioner.

For details, consult your Toyota
dealer.
Other information:
DESCRIPTION When a malfunction has occurred in the AWD coupling solenoid system, the AWD ECU assembly stores DTC C11411C. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C11411C 4WD/AWD Range Actuator Temperature Sensor Circuit Range/Performance Circuit Voltage Out of Range
Even though it can be inferred from the driving conditions that the coupling is generating a significant amount of heat, the temperature sensor value is approximately -10°C (14°F) for 1 second or more, and this continues despite the ignition switch being turned off and then ON again 2 times
Even though the engine coolant temperature received from the ECM is less than 35°C (95°F), the temperature sensor value is fixed at 155°C (311°F) (short circuit condition), and this continues despite the ignition switch being turned off and then ON again 2 times
The temperature sensor power source voltage is 0...
REMOVAL PROCEDURE 1. REMOVE PIN HOLD CLIP (a) Apply protective tape around the front bumper assembly. HINT: Use the same procedure for the RH side and LH side.
Protective Tape (b) Using a screwdriver with its tip wrapped in protective tape, disengage the claws to remove the 2 pin hold clips...
Categories
The front and side supplemental restraint systems (SRS) include different
types of air bags. Please verify the different types of air bags
which are equipped on your vehicle by locating the “SRS AIRBAG”
location indicators. These indicators are visible in the area where the
air bags are installed.
The air bags are installed in the following locations:
The steering wheel hub (driver air bag)
The front passenger dashboard (front passenger air bag)
The outboard sides of the front seatbacks (side air bags)
The front and rear window pillars, and the roof edge along both
sides (curtain air bags)
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