toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Temperature Sensor (Gauge) > < Mechanical Specifications|Page 1942
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3. Remove ECT switch.

4. Inspect ECT switch. 

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Using an ohmmeter, check that there is no continuity, between the terminals when the coolant temperature is above 93°C (199°F).

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Using an ohmmeter, check that there is continuity between the terminals when the coolant temperature is below 83°C (181°F).
If continuity is not as specified, replace the switch.

5. Reinstall ECT switch. 

Torque: 34 Nm (25 ft.lb) 

6. Reinstall generator and drive belt.
7. Refill with engine coolant.
8. Start engine and check for coolant leaks.

Temperature Sensor (Gauge) > < Mechanical Specifications|Page 1942