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Diagnostics

Read DTCs

When your PCM detects a problem with your vehicle it sets a
trouble code, and most times a "Check Engine" light on your
dash is activated. These codes can be retrieved and used to
help diagnose specific issues.
STEP 1 - Enter the Quick
Link menu. (see page 15)
STEP 2 - Press the Diag-
nostics icon.
STEP 3 - Select Trouble
Codes.
STEP 4 - Select Read DTCs.
STEP 5 - If a code is listed,
select the code to see a brief
explanation of the issue.
If a code is shown, write down the information given. You can use this
code number to research the particular issue. The internet is a good
resource for looking up most codes.
42
Diagnostics
Diagnostics
Trouble Codes
Performance Tests
Records
Mileage Coach
Data Logging
Alert Settings
P0230
P1000

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