RAV4 2WD L4-2.4L (2AZ-FE) (2004)
Engine Temperature Sensor: Testing and Inspection
INSPECTION
1
DRAIN ENGINE COOLANT
2
REMOVE ECT SENSOR
a
Disconnect the sensor connector.
b
Using a 19 mm deep socket wrench, remove the sensor and gasket.
3
INSPECT ECT SENSOR
Using an ohmmeter, measure the resistance between the terminals.
Resistance: Refer to the graph
If the resistance is not as specified, replace the sensor.
4
REINSTALL ECT SENSOR
a
Install a new gasket to the sensor.
b
Using a 19 mm deep socket wrench, install the sensor.
Torque: 20 Nm (15 ft.lbf)
c
Connect the sensor connector.
5
REFILL WITH ENGINE COOLANT