ENGINE AND EMISSION CONTROL SYSTEM (RHZ ENGINE) 6E3-39
( ) for reference
TEMPERATURE
RESISTANCE
ENGINE COOLANT TEMPERATURE SENSOR
(ECT SENSOR)
REMOVAL
1) Disconnect negative cable at battery.
2) Drain cooling system.
3) Remove intercooler and intercooler outlet hose.
4) Disconnect coupler (1) from ECT sensor.
5) Remove ECT sensor from water outlet box.
INSPECTION
Immerse temperature sensing part of ECT sensor in water and
measure resistance between sensor terminals (1) and (2) while
heating water gradually.
If measured resistance doesn’t shown such characteristic as
shown, replace ECT sensor.
INSTALLATION
Reverse removal procedure noting the following.
D Clean mating surfaces of sensor and water outlet box.
D Check washer for damage and replace ECT sensor if necessary.
D Tighten ECT sensor to specified torque.
Tightening Torque
(a): 17 N
.
m (1.7 kg-m, 12.5 lb-ft)
D Connect coupler to sensor securely.
D Refill cooling system.
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