During vehicle diagnosis, you discover that the scan tool will not communicate with the network. All of these checks should be made EXCEPT :
A) Make sure the VIN entry in the scan tool is correct
B) Determine that battery voltage is available at pin 16 of the DLC
C) Use a lab scope to determine whether data is present on the bus
D) Use a lab scope to interpret the data on the bus

Question

Quizplus · Accepted Answer

Using a lab scope to interpret the data on the bus is not necessary for establishing communication with the network. The primary goal is to ensure there is power, correct vehicle information (VIN), and that data is present on the bus. Interpreting the data is a more advanced step that does not directly relate to establishing communication.

During Vehicle Diagnosis, You Discover That the Scan Tool Will