Author Question: When testing an ECT sensor on a vehicle, a digital multimeter can be used and the signal wires back ... (Read 80 times)

saraeharris · **on:** Aug 13, 2021

Question 1

When checking the ECT sensor with a scan tool, about what temperature should be displayed if the connector is removed from the sensor with the key on, engine off?
◦ 284°F (140°C)
◦ 230°F (110°C)
◦ 120°F (50°C)
◦ -40°F (-40°C)

Question 2

When testing an ECT sensor on a vehicle, a digital multimeter can be used and the signal wires back probed. What setting should the technician use to test the sensor?
◦ AC volts
◦ DC volts
◦ Ohms
◦ Hz (hertz)