Tundra 2WD V6-4.0L (1GR-FE) (2005)
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Temperature Sensor (Gauge): Testing and Inspection
INSPECT ENGINE COOLANT TEMPERATURE SENDER GAUGE RESISTANCE
a. Disconnect the connector from the engine coolant temperature sender gauge.
b. Measure the resistance according to the value(s) in the table.
If the resistance value is not as specified, replace the sender gauge.