Toyota Yaris: Front Evaporator Temperature Sensor / Inspection

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Vehicle Interior / Heating / Air Conditioning / Front Evaporator Temperature Sensor / Inspection

INSPECTION

PROCEDURE

1. INSPECT NO. 1 COOLER THERMISTOR

(a) Check the resistance.

(1) Measure the resistance according to the value(s) in the table below.

*a

Component without harness connected

(No. 1 Cooler Thermistor)

*b

Sensing Portion

*c

Resistance (kΩ)

*d

Temperature (°C (°F))

*e

Allowable Range

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

h5-1 - h5-2

-10°C (14°F)

7.30 to 9.10 kΩ

h5-1 - h5-2

-5°C (23°F)

5.65 to 6.95 kΩ

h5-1 - h5-2

0°C (32°F)

4.40 to 5.35 kΩ

h5-1 - h5-2

5°C (41°F)

3.40 to 4.15 kΩ

h5-1 - h5-2

10°C (50°F)

2.70 to 3.25 kΩ

h5-1 - h5-2

15°C (59°F)

2.14 to 2.58 kΩ

h5-1 - h5-2

20°C (68°F)

1.71 to 2.05 kΩ

h5-1 - h5-2

25°C (77°F)

1.38 to 1.64 kΩ

h5-1 - h5-2

30°C (86°F)

1.11 to 1.32 kΩ

NOTICE:

  • Hold the sensor only by its connector. Touching the sensing portion may change the resistance value.
  • When measuring, the sensor temperature must be the same as the ambient temperature.

If the specified condition is not met, replace the No. 1 cooler thermistor.

    Removal

    REMOVAL PROCEDURE 1. REMOVE BLOWER ASSEMBLY Click here 2. REMOVE NO. 2 AIR DUCT Click here 3. REMOVE COOLER PIPE GROMMET Click here 4. REMOVE COOLER EXPANSION VALVE Click here 5...

    Installation

    INSTALLATION PROCEDURE 1. INSTALL NO. 1 COOLER THERMISTOR (a) Install the No. 1 cooler thermistor as shown in the illustration. Installation Position: Part Length A 45 to 55 mm (1...

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