FixVault

Temperature Sending Unit

NOTE: Temperature sending unit may also be known as thermal transmitter.

Disconnect temperature sending unit. Using DVOM, measure resistance between temperature sending unit terminal and ground. See TEMPERATURE SENDING UNIT RESISTANCE  table. Replace sending unit if resistance is not as specified.

TEMPERATURE SENDING UNIT RESISTANCE

Coolant Temperature °F (°C) Resistance In Ohms
140 (60) 170-90
212 (100) 21-24