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Coolant Temperature Sensor Specifications

COOLANT TEMPERATURE SENSOR SPECIFICATIONS

Temperature °F (°C) (1) Ohms Volts
-4 (-20) 15,700 5.1-5.6
14 (-10) 10,000 4.5-5.1
32 (0) 5900 4.1-4.5
50 (10) 3700 3.8-4.1
68 (20) 2500 3.4-3.8
86 (30) 1700 2.9-3.3
104 (40) 1170 2.5-2.9
122 (50) 830 2.1-2.5
140 (60) 600 1.7-2.1
158 (70) 435 1.4-1.7
176 (80) 325 1.1-1.3
194 (90) 245 .9-1.1
212 (100) 185 .7-.9
(1) When measuring resistance, measure across 2 terminals diagonally. See Fig 1 .
Fig 1: Measuring Resistance Of Coolant Temperature Sensor
G91C17469Courtesy of MERCEDES-BENZ OF NORTH AMERICA.