Premier L4-150 2.5L (1988)
Air Temperature Sensor
AIR TEMPERATURE SENSOR
1.
Disconnect the vacuum hoses from the air temperature sensor.
2.
Connect a hand operated vacuum pump to the vacuum source side of the sensor and a vacuum gauge to the vacuum motor side of the sensor.
3.
Apply 47 kPa (16 in. Hg) vacuum to the sensor.
4.
With the sensor at a temperature below 29°C (85°F) vacuum should be maintained.
5.
Warm the sensor to above 29°C (85°)F. The vacuum should not be maintained by the sensor. Replace the sensor if defective.
