Coolant Temperature Sensor Specifications

COOLANT TEMPERATURE SENSOR SPECIFICATIONS ⁽¹⁾

Coolant Temperature

Ohms

68°F (20°C)

3100

104°F (40°C)

315

⁽¹⁾	Some models use a 4-pin sensor. Measure across 2 terminals diagonally. See Fig 1 .

Fig 1: Identifying 4-Pin Coolant Temperature Sensor Terminals

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.