The IAT is being tested. After the vehicle has been allowed to ...

[809779]

The IAT is being tested. After the vehicle has been allowed to cool for several hours, a scan tool is used to observe the IAT, and compare it to the engine coolant temperature (ECT). The two temperatures should be within how many degrees F of each other?
 
  A) 10 B) 15 C) 5 D) 25

Question 2

When testing the ECT sensor with the connector disconnected, the technician should select what position on the DMM?
 
  A) Ohms B) Hz (hertz) C) DC volts D) AC volts

[kingdude89]

Answer to Question 1

C

Answer to Question 2

A