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About the Scan Tool
DISPLAY FUNCTIONS
3
5. M (Menu) button – When pressed, displays the Main Menu.
6. LD button – When pressed while linked to a vehicle, places the
Scan Tool in Live Data mode.
7. UP button – When in MENU mode, scrolls UP through the
menu options. When LINKED to a vehicle, scrolls UP through the
current display screen to display any additional data.
8. ENTER button - When in Menu mode, confirms the selected
option or value.
9. DOWN button - When in MENU mode, scrolls down through the
menu options.
When LINKED to a vehicle, scrolls down through the
current display screen to display any additional data.
10. GREEN LED - Indicates that all engine systems are running
normally (all Monitors on the vehicle are active and performing
their
diag
nostic testing, and no DTCs
are present).
11. YELLOW LED - Indicates there is a possible problem. A “Pending”
DTC is present and/or some of the vehicle's emission monitors have
not run their diagnostic testin
g.
12. RED LED - Indicates there is a problem in one or more of the
vehicle's systems. The red LED is also used to show that DTC(s)
are present. DTCs are shown on the Scan Tool’s LCD display. In
this case, the Malfunction Indicator (“Check Engine”) lamp
on the
vehicle's instrument panel will light steady on.
13. Display - Displays test results, Scan Tool functions and Monitor status
information. See DISPLAY FUNCTIONS, below, for details.
14. CABLE - Connects the Scan Tool to the vehicle's Data Link Connecto
r
(DLC).
DISPLAY FUNCTIONS
Figure 2. Display Functions
See Figure 2 for the locations of items 1 through 15, below.
1. I/M MONITOR STATUS field - Identifies the I/M Monitor status area.
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3
2
5
7
6
114
10
11
12
8
9
13
15
RESETTING OIL MAINTENANCE LIGHT
Additional Tests
RESETTING THE OIL MAINTENANCE LIGHT
33
EVAP Test
The EVAP 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. Refer to the vehicle's service repair
manual to determine the procedures necessary to stop the test.
1. From the System Test menu, select EVAP Test, then press ENTER
.
2. A "One moment please..." message
displays.
3. When the EVAP leak test has been
initiated by the vehicle's on-board
computer, a confirmation message
displays. Select Back, then press
ENTER
to return to the System Test
menu; or, press M to return to the Main
Menu.
Some vehicle manufacturers do not allow scan tools or other
external devices to control vehicle systems. If the EVAP Test is
not supported by the vehicle under test, an advisory message
displays. Press the M button to return to the Main Menu.
RESETTING THE OIL MAINTENANCE
LIGHT
1. While linked to the vehicle, press M.
The Main Menu displays.
2. Select Service Reset, then press
ENTER
to continue.
The Service Reset screen displays.
3. Select Oil Reset, then press ENTER
.
The Oil Reset screen displays.
If the vehicle under test is equipped
with a navigation system, select Yes,
then press ENTER
to continue.
If the vehicle under test is not
equipped with a navigation system,
select No, then press ENTER
to
continue.