1. Remove the thermostat..
2. Visually check that the thermostat valve is closed.
3. Place the thermostat in water.
WARNING:
During inspection, the thermostat and water are extremely hot and can cause severe burns. Do not touch the thermostat and water.
4. Heat the water and check the following.
Opening temperature and valve lift
If there is a malfunction, replace the thermostat.
80.5—83.5 °C {177—182 °F}
95 °C {203 °F}
8.5 mm {0.33 in} or more
Cooling Fan Relay
Thermostat Removal/InstallationAir Intake Actuator [Full Auto Air Conditioner]
Purpose
The air intake actuator moves the air intake door in the blower unit to switch
the air intake port.
Function
The air intake actuator drives the motor based on the signal from the climate
control unit and moves the air intake door to the FRESH or REC position.
...
Instrument Cluster
Outline
The instrument cluster centrally controls the speedometer, tachometer, odometer/tachometer,
fuel gauge, warning/indicator lights, trip computer, warning sounds and panel
lights.
Function
The instrument cluster displays the following information to notify the user
...
Fuel Gauge
Purpose
The fuel gauge notifies the user of the amount of remaining fuel.
Function
The instrument cluster calculates the amount of fuel in the fuel tank based
on the following CAN signals and displays the fuel gauge segments.
Fuel gauge sender unit voltage signal ...