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Item 62120
I/M Readiness Quick-Check
To check emissions readiness
prior to having a vehicle inspected
for a state Emissions Test.
To determine which Monitors to configure.
CAUTION:
Do not connect or disconnect
the Scan Tool while the ignition
is on or the engine is running.
1. Connect the Scan Tool according to
“Connect Scan Tool” on page 12.
2. Turn the vehicle’s ignition
ON
with the engine
OFF
.
3. Wait until the Scan Tool has
established communication.
4. Press the
I/M
button on the keyboard.
5. View results and interpret
data as described below.
Figure Q
Note:
You may need to complete
a Drive Cycle before performing an
I/M Readiness Test
if the battery
has been disconnected or DTCs
have been erased recently.
Icon Interpretations
MIL -
“Check Engine” light status
IGN -
Ignition type
DTC -
Number of stored DTCs
PdDTC -
Number of pending DTCs
Symbol Interpretations
Each Monitor’s readiness is indicated
by one of the following symbols:
The Monitor has completed its
diagnostic routine and is ready.
The Monitor has not completed its
diagnostic routine and is not ready.
•
Perform a Drive Cycle,
then repeat the test.
The Monitor is not supported on the
vehicle and may be deselected according
to
“Configure Monitors” on page 14.
Keyboard LED Interpretations
1.
Green LED - Ready
Indicates that engine systems
are running normally and no
pending DTCs are present.
2.
Yellow LED - Might be Ready
Indicates there are pending
DTCs or there are Monitors that
have not finishing running.
•
Perform a Drive Cycle,
then repeat the test.
3.
Red LED - Not Ready
Indicates there is a fault condition
in one of the vehicle’s systems
and stored DTCs are present.
•
Have the vehicle serviced.
