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Home >> Chevrolet >> 2001 >> Impala Base, 3.8 K >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (HVAC Systems - Automatic) >> Component Tests >> Ambient Air Temperature Sensor

Ambient Air Temperature Sensor

WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition off. Disconnect ambient air temperature sensor 2-pin connector. Measure resistance between sensor terminals. See AMBIENT AIR TEMPERATURE SENSOR RESISTANCE SPECIFICATIONS  table. If resistance is not within specification, replace ambient temperature sensor.

AMBIENT AIR TEMPERATURE SENSOR RESISTANCE SPECIFICATIONS

Temperature - °F (°C) Resistance (Ohms)
-40 (-40) 242,700
-22 (-30) 177,000
-4 (-20 97,060
-14 (-10) 55,319
32 (0) 32,654
50 (10) 19,903
68 (20) 12,493
86 (30) 8056
104 (40) 5327
122 (50) 3603
140 (60) 2488