Product Troubleshooting - Sealey VS8801 Manual

the Vehicle Emissions Control Information (VECI) Label which is
located under the bonnet or by the radiator of most vehicles. If the
vehicle is EOBD compliant, the label will designate "EOBD Certified".
Additionally, Government regulations mandate that all EOBD
compliant vehicles must have a "common" sixteen-pin Data Link
Connector (DLC).
For your vehicle to be EOBD compliant it must have a 16-pin DLC
(Data Link Connector) under the dash and the Vehicle Emission
Control Information Label must state that the vehicle is EOBD
compliant.

3.10 Product Troubleshooting

This part describes problems that you may encounter while using the
code reader.
Vehicle Linking Error
A communication error occurs if the code reader fails to communicate
with the vehicle‟s ECU (Engine Control Unit). You need to do the
following to check up:
 Verify that the ignition is ON.
 Check if the code readers‟s EOBD connector is securely
connected to the vehicle‟s DLC.
 Verify that the vehicle is EOBD compliant.
 Turn the ignition off and wait for about 10 seconds. Turn the
ignition back to on and continue the testing.
 Verify the control module is not defective.
Operating Error
If the code reader freezes, then an exception occurs or the vehicle‟s
ECU (Engine Control Unit) is too slow to respond to requests. You
need to do the following to reset the code reader:
 Reset the code reader.
 Turn the ignition off and wait for about 10 seconds. Turn the
ignition back to on and continue the testing.
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