Water Temperature Sensor - Toyota 4A-FE Repair Manual

Fl-138
EFI SYSTEM - Electronic Control System
WATER TEMP. SENSOR
Thermistor
4A-FE
Ohmmeter
Water Temperature Sensor
40
20
10
8
c:
6
~
4
UJ
u
z
2
<t:
~
1
r3
0 .8
cc
0 .6
0.4
0.2
-20 0 20 40 60 80 100 120
(-4) (32) (68}(104)(140)(1 76)(21 2)(248)
TEMPERATURE °C (°F)
I
F13828 FIGl709
INSPECTION OF WATER TEMPERATURE
SENSOR
INSPECT WATER TEMPERATURE SENSOR
Using an ohmmeter, measure the resistance between
the
terminals.
Resistance: Refer to ·the chart above
If the resistance is not as specified, replace the sensor.