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Toyota Workshop Service and Repair Manuals

Coolant Temperature Sensor / Switch HVAC > < Control Module HVAC|Testing and Inspection|Page 6970
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Compressor Speed Sensor: Testing and Inspection

ON-VEHICLE INSPECTION

1. Disconnect connector of revolution detecting sensor

2. Inspect revolution detecting sensor. Check the resistance between terminals 1 and 2 of the sensor.

Specified resistance: 65 - 125 Ohms at 20 °C (68°F) 
If the resistance value is not as specified, replace the revolution detecting sensor.

Coolant Temperature Sensor / Switch HVAC > < Control Module HVAC|Testing and Inspection|Page 6970