Equus 3100 - CanOBD2 Diagnostic Tool - Manual (Page 51)

Using the Diagnostic Tool
VIEWING ENHANCED DTCS
OBD2 49
„ If the Diagnostic Tool fails to link to
the vehicle’s computer, a “Linking
Failed” message shows on the
Diagnostic Tool’s display.
- Verify the ignition is ON, then
press the ENTER/FF button
to continue.
2. To read the display:
Refer to DISPLAY FUNCTIONS on page 13 for a description
of LCD display elements.
„ A visible icon indicates that the
Diagnostic Tool is being powered
through the vehicle’s DLC connector.
„ A visible icon indicates that the
Diagnostic Tool is linked to
(communicating with) the vehicle’s
computer.
„ The upper right hand corner of the display shows the number of
the code currently being displayed, the total number of codes
retrieved.
„ The Diagnostic Trouble Code (DTC) and related code definition
are shown in the lower section of the LCD display.
I/M MONITOR STATUS icons are not displayed when
viewing enhanced DTCs.
In the case of long code definitions, or when viewing Freeze
Frame data, a small arrow is shown in the upper/lower
right-hand corner of the code display area to indicate the
presence of additional information. Use the
and
buttons, as necessary, to view the additional information.
„ The Diagnostic Tool will display a
code only if codes are present in the
vehicle’s computer memory. If no
codes are present, a “No Enhanced
DTC’s are presently stored in the
vehicle’s computer” is displayed.
Press the ENTER/FF
button to
return to the GM Enhanced menu.
3. If more than one code was retrieved press the DTC SCROLL
button, as necessary, to display additional codes one at a time.
„ Whenever the Scroll function is used to view additional codes,
the Diagnostic Tool’s communication link with the vehicle’s
computer disconnects. To re-establish communication, press the
LINK
button again.
4. When the last retrieved DTC has been displayed and the DTC
SCROLL button is pressed, the Diagnostic Tool returns to the
GM/Isuzu Enhanced menu.