If the auto computer fails to communicate with the
vehicle’s ECU (Engine Control Unit), a “Link Error”
message shows as below:
Link Error!
◄
AGAIN EXIT
►
Use the button next to AGAIN to try to connect to the
vehicle, and the tool re-attempts to communicate with
the ECU. If there is still no communication between
them, a “CHECK MANUAL” message comes up
prompting you to refer to user’s manual of the tool for
troubleshooting tips.
Follow steps below to troubleshoot it:
9
Verify that the ignition is ON;
9
Check if the OBD II connector is securely connected
to the vehicle’s DLC;
9
Verify that the vehicle is OBD2 compliant;
9
Turn the ignition off and wait for about 10 seconds.
Turn the ignition back to on and repeat the procedure
from step 5.
9
If the auto computer still fails to communicate with
the ECU, contact the manufacturer.
Or press the button next to EXIT to enter VIEW MODE.
The auto computer keeps trying to connect to the
control module in VIEW MODE till communication is
established.
View Mode
◄
TRIP SETUP
If the engine is off for about 20 seconds or there is no
communication between the tool and the vehicle for
about 20 seconds the trip computer automatically goes
to SLEEP mode. To wake up the tool from SLEEP
mode, press
.
7)
When communication is established, it shows the
HOME
screen.
5
