Equus 3160 - ABS/SRS + OBD2 Scan Tool - Manual (Page 60)

Additional Tests
SYSTEM TEST
58 OBD2
Status is calculated by the Scan Tool by comparing the Test
Value against the displayed test limit (either Min or Max).
Status is shown as either Low, High or OK.
5.
When you have finished viewing the retrieved test data, scroll to the
end of the display to select Exit, then press the ENTER/LD
button to return to the “Select Test” screen.
SYSTEM TEST
The System Test function lets you initiate a leak test for the vehicle's
EVAP system.
The Scan Tool does not perform the leak test, but signals to
vehicle's on-board computer to initiate the test. The vehicle
manufacturer determines the criteria and method for stopping
the test once it has been started. BEFORE using the System
Test function, refer to the vehicle's service repair manual to
determine the procedures necessary to stop the test.
1.
From the "Mode Selection Menu", use
the UP and DOWN buttons as
necessary, to highlight System Test,
then press the ENTER/LD
button.
„ The "System Test Menu" displays.
2.
Use the UP
and DOWN buttons,
as necessary, to highlight EVAP Leak
Test, then press the ENTER/LD
button.
3.
A "One moment please..." message
displays while the request is sent to the
vehicle's on-board computer.
Some vehicle manufacturers do
not allow Scan Tools or other
external devices to control vehicle
systems. If the EVAP Leak Test is
not supported by the vehicle under
test, an advisory message shows
on the Scan Tool's display. Press
the ENTER/LD
button to
return to the System Test menu.
4.
When the EVAP leak test has been
initiated by the vehicle's on-board
computer, a confirmation message
shows on the Scan Tool's display. Press
the ENTER/LD
button to return to
"Live Data" mode.