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Home >> Mercedes Benz >> 1993 >> 300E Base, 2.8 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Intake Air Temperature Sensor
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Intake Air Temperature Sensor

Intake air temperature sensor resistance and voltage should change with temperature changes. See appropriate INTAKE AIR TEMPERATURE SENSOR SPECIFICATIONS table.

INTAKE AIR TEMPERATURE SENSOR SPECIFICATIONS (HFM-SFI 3.2L) (1)

Temperature °F (°C) Ohms Volts
50 (10) 9670 3.2
68 (20) 6060 2.6
86 (30) 3900 2.1
104 (40) 2600 1.6
122 (50) 1760 1.2
140 (60) 1220 .9
158 (70) 860 .7
176 (80) 620 .5
(1) Specifications may vary slightly.
INTAKE AIR TEMPERATURE SENSOR SPECIFICATIONS (LH-SFI 3.2L) (1)

Temperature °F (°C) Ohms Volts
50 (10) 3700 1.8
68 (20) 2500 1.5
86 (30) 1700 1.2
104 (40) 1170 .9
122 (50) 830 .6
140 (60) 600 .5
158 (70) 435 .4
176 (80) 325 .3
(1) Specifications may vary slightly.