toyota Workshop Repair Guides

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Sensors and Switches - Emission Control Systems > < California Vehicles Only
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EGR Temperature Sensor: Testing and Inspection
Federal Vehicles Only

INSPECTION OF EXHAUST GAS RECIRCLULATION (EGR) GAS TEMPERATURE SENSOR.

Using an ohmmeter, measure the resistance between the terminals.

Resistance:

69.40 - 88.50 k-ohms at  50°C (112°F)
11.89 - 14.37 k-ohms at 100°C (212°F)
 2.79 -  3.59 k-ohms at 150°C (302°F)

If the resistance is not as specified, replace the sensor.

Sensors and Switches - Emission Control Systems > < California Vehicles Only