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Global OBD II Diagnostics
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4
4
Select Erase Codes and press the
key.
A message appears asking if you are
sure. Press the
arrow
keys to move the brackets to the
desired response and press
.
Selecting NO displays a COMMAND
CANCELLED message prompting you
to press
to continue back to the
OBDII Function List
.
Selecting YES displays a screen
prompting you to turn ignition KOEO,
press
key to continue.
The Scan Tool sends the erase com-
mand. Press
to continue and
return to the
OBDII Function List
.
VIEW DATA
The View Data function allows you to view the vehicle’s Parameter Identifica-
tion (PID) data in real time. As the computer monitors the vehicle, the informa-
tion is simultaneously transmitted to the scan tool. Apart from Read Codes,
View Data is the most useful diagnostic function for isolating the cause of a vehi-
cle operation problem. Viewing data is also used for observing sensor data and
the status of switches, solenoids, and relays.
Select View Data from the
OBDII
Function List
and press .
The scan tool asks the vehicle to pro-
vide the global PIDs it supports.
After generating the PID list, the scan
tool displays a menu with display
options. Use the
to select an
option and press
. Refer to
“Viewing Data” on page 3-9 to setup
the data list.