Scan Tool User Guide 21
4: Quick DTC Scan (Supported Systems)
The Quick DTC Scan for Supported Systems
function does a quick check for diagnostic trouble
codes (DTCs) in the ECU being tested (primary
system) and any other ECUs that can be read
(OBD-II and other secondary systems), and then
displays a report of any DTCs found.
From the report, you can view live data and detailed
test results, such as DTC descriptions and related
repair information.
The Quick DTC Scan function links with other scan
tool applications, such as Pathfinder, Repair-Trac,
InfoTech, and Fast Fixes (see Software
Descriptions on page 7.
Basic Test Procedure
To use the Quick DTC Scan for Supported
Systems function, follow these steps:
1 Follow the instructions in Test Startup and Vehicle
Connection on page 16 to display the Diagnostic
Menu screen.
Figure 4.1: Diagnostic Menu Screen
2 Select Quick DTC Scan for Supported Systems,
press the ENTER key, and wait for the results to
appear on the Quick DTC Scan Report screen.
Figure 4.2: Quick DTC Scan Report Screen
NOTE: For more information about DTCs, refer to
Diagnostic Trouble Codes
on page 27.
3 Notice the following about the Quick DTC Scan
Report screen:
• You use the Up and Down Direction keys to
scroll through the data and to select lines (one
line at a time).
• You use the Right and Left Direction keys to
scroll one screen at a time.
• The primary system results are listed first
with individual lines for each DTC.
• The OBD-II results are listed next with
individual lines for each DTC.
• The secondary systems are listed next, in
separate sections, with individual lines for
each DTC.
• If additional information is available for a
selected DTC line, the status bar at the bottom
of the screen
displays the message Press
ENTER to view DTC related information.
Refer to the next section (DTC Related Repair
Information on page 22) for information about
viewing the DTC information.
• You can press the Save function key at the
bottom of the screen to save the test results for
later viewing with the Playback function.
(Refer to Playback
on page 75.)
• You can press the Print function key to print the
test results. (Refer to Printing
on page 83.)
• Pressing the EXIT key exits the test.
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