Toyota Celica 2005 Repair Manual page 2474

AC−50
Thermistor
Thermometer
Ice
10 cm
(0.39 in.)
Thermistor
(Ω)
5,000
4,500
4,000
3,500
3,000
2,500
2,000
1,500
1,000
500
0
0 5 10
32 41 50
2005 CELICA (RM1131U)
AIR CONDITIONING
THERMISTOR
INSPECTION
1.
2.
(a)
(b)
HINT:
Tape the screwdriver tip before use.
I13974
3.
(a)
Ohmmeter
I03338
(b)
If resistance is not as specified, replace the thermistor.
15 20 25(°C)
59 68 77 (°F)
Z04352
4.
(a)
(b)
5.
− THERMISTOR
REMOVE BLOWER UNIT (See page AC−31)
REMOVE THERMISTOR
Disconnect the connector.
Using a screwdriver, pull out the thermistor.
INSPECT THERMISTOR
Place the thermistor in cold water, and while changing the
temperature of water, measure resistance at the connec-
tor and at the same time, measure temperature of water
with a thermometer.
Compare the 2 readings on the chart.
INSTALL THERMISTOR
Install the thermistor to A/C unit.
Connect the connector.
INSTALL BLOWER UNIT (See page AC−34)
2473
AC2H7−02