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X-431 GDS User’s Manual
iii
Precautions on Operating Vehicle’s ECU
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Do not disconnect the vehicle inner consumer when the ignition switch is
on. High voltage transients may encounter at the moment of
disconnecting, which may damage the sensors and the ECU.
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Protect the computer from magnetic object (such as wireless speaker).
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Do cut off the power supply of ECU system before welding on the
vehicle.
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Pay more attention to the ECU and the sensors when the operation is
next to them.
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Ground yourself when you disassemble PROM, otherwise ECU and
sensors will be damaged by static electricity.
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Do not use the pointer ohmmeter instead of DMM to test the ECU and
the sensor without special requirement.
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Do not test electric devices in relation with ECU with a test lamp unless
otherwise expressly provided.
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Do wear a metal ground strip that one end around your wrist and the
other to the vehicle body when you get in and out the vehicle.
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Do connect ECU harness connector firmly, otherwise electro elements,
such as IC inside ECU, will be damaged.
Precaution on Operation
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The appliance is a sophisticated electronic device, never have it clashed
when in use.
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Make sure the appliance is properly connected to the DLC to avoid
communication interruptions. During operation, keep the screen upward
and leveled.
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Don’t disconnect the wire network or Wi-Fi network while software
updating or sending E-mail, otherwise, it will be interrupted.
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After the operation, the stylus shall be inserted into the hole on the back
of the main unit, and put away the cable and connector, etc accessories
to the box to avoid the lost.
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Handle with care. Avoid collision. Unplug the power after operation.
