FixVault

Typical Scan Tool Data

ECT Sensor

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Engine operating in Closed Loop
Parameter Normal Range:  -39 to +142°C (-38 to +288°F) Varies with coolant temperature.
ECT Sensor Signal 143°C (289°F) -40°C (-40°F) -40°C (-40°F)*
Low Reference - -40°C (-40°F) -40°C (-40°F)*
* Internal ECM or ECT sensor damage may occur if the circuit is shorted to B+