GM TECH 2 Self-test Insrtuctions
Following is the steps for GM Tech 2 self-test.
How to do the self test for your GM TECH 2 ?
1. Insert the GM card to the main unit
2. Insert the self test adapter with the main unit and start the main unit.
3. Enter the menu, and choose “F4 tool options”
4. Choose “F3 self test”
5. Screen prompt you to exit
6. Choose self test function
7. VCI self test
8. VCI self test result shown