INSPECTION
PROCEDURE
1. INSPECT EVAPORATOR TEMPERATURE SENSOR
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
-10°C (14°F) |
7.30 to 9.10 kΩ |
1 - 2 |
-5°C (23°F) |
5.65 to 6.95 kΩ |
1 - 2 |
0°C (32°F) |
4.40 to 5.35 kΩ |
1 - 2 |
5°C (41°F) |
3.40 to 4.15 kΩ |
1 - 2 |
10°C (50°F) |
2.70 to 3.25 kΩ |
1 - 2 |
15°C (59°F) |
2.14 to 2.58 kΩ |
1 - 2 |
20°C (68°F) |
1.71 to 2.05 kΩ |
1 - 2 |
25°C (77°F) |
1.38 to 1.64 kΩ |
1 - 2 |
30°C (86°F) |
1.11 to 1.32 kΩ |
NOTICE:
HINT:
As the temperature increases, the resistance decreases (see the graph).
If the resistance is not as specified, replace the evaporator temperature sensor.
Text in Illustration
*1 |
Component without harness connected (Evaporator Temperature Sensor) |
*2 |
Sensing Portion |
Monitor Drive Pattern
MONITOR DRIVE PATTERN
1. TEST MONITOR DRIVE PATTERN FOR ECT
CAUTION:
Perform this drive pattern on a level surface and strictly observe the posted
speed limits and traffic laws while driving.
HINT:
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