Touch the stainless steel probe tip to the wire or terminal you want to test. Observe the dual-color LED light indicator. If power is present, the LED will light up . Read the exact voltage value on the digital LCD screen. Testing for Ground (Negative Circuit)
What is the of the vehicle you are testing? Are you trying to clear a specific check engine code ? Mac tools et97 user Manual
If the ground circuit is complete, the green LED indicator will light up. Touch the stainless steel probe tip to the
The ET97 is primarily an . Its primary purpose is to interface with a vehicle's On-Board Diagnostics system to retrieve and clear data related to the Check Engine Light (MIL). Mac tools et97 user Manual