Autel Autolink AL301 User Manual
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Not all the above messages will be displayed unless protocol of
the vehicle being tested is the last one—the ISO9141 protocol.
They will stop appearing after the vehicle protocol is detected
and a confirmation message of ―XXX Protocol‖ is displayed.
If a “LINK ERROR!” message shows up, turn the ignition
off for about 10 seconds, check if the Scan Tool’s OBDII
connector is securely connected to the vehicle’s DLC, and
then turn the ignition back to on. Repeat the procedure
from step 5. If the “LINK ERROR” message does not go
away, then there may be problems for the Scan Tool to
communicate with the vehicle.
6.
Wait for the main menu to come up after a brief overview
displaying the scanning results with the total number of DTCs
and the overall I/M Monitor Status.
7.
Select “DTC” from the main menu by pressing the ENTER
button.
If there are no Diagnostic Trouble Codes retrieved, the display
will indicate “NO CODES”.
If there are any Diagnostic Trouble Codes, then the total number
of the Fault Codes followed by that of the Pending Codes will
be reported on the display.