Connecting the Electronic Service Tool
and the Communication Adapter II
Illustration 6
g02194714
(1) Personal Computer (PC)
(2) Adapter Cable (Computer Serial Port)
(3) Adapter Cable Assembly
(4) Communication Adapter II
(5) Adapter Cable Assembly
Note:
Items (2), (3) and (4) are part of the
Communication Adapter II kit.
Use the following procedure in order to connect the
Electronic Service Tool and the Communication
Adapter II.
1.
Turn the keyswitch to the OFF position.
2.
Connect cable (2) between the
“
COMPUTER
”
end of communication adapter (4) and the RS232
serial port of PC (1).
Note:
The Adapter Cable Assembly(3) is required to
connect to the USB port on computers that are not
equipped with a RS232 serial port.
3.
Connect cable (5) between the
“
DATA LINK
”
end
of communication adapter (4) and the diagnostic
connector.
4.
Place the keyswitch in the ON position. If the
Electronic Service Tool and the communication
adapter do not communicate with the Electronic
Control Module (ECM), refer to the diagnostic
procedure Troubleshooting, “Electronic Service
Tool Will Not Communicate With ECM”.
i05221850
Indicator Lamps
Indicator Lamps
The functions of the indicator lamps are designed to
display the maximum amount of information on the
minimum number of lamps.
Five lamps are available as options. The
“
Shutdown
”
lamp and the
“
Warning
”
lamp will normally be
installed in the application. Dedicated optional lamps
for other items may also be installed. The remaining
optional lamps are
“
Wait to start
”
,
“
Low oil pressure
”
and
“
Maintenance Indicator
”
.
The
“
Shutdown
”
lamp and the
“
Warning
”
lamp can
also be used to indicate a diagnostic code by use of
the
“
Flash Code
”
feature. The
“
Flash Code
”
feature
can be used to indicate all active diagnostic codes
and logged diagnostic codes.
Functions of the Lamps
Shutdown Lamp
Lamp check
– When the keyswitch is turned to ON,
the lamp will come on for 2 seconds. The lamp will
then go off unless there is an active warning.
Flashing
– The lamp will be flashing when the engine
has been derated as a result of an active diagnostic
code. An example of an active diagnostic code is
“
System Voltage High
”
.
On
– The lamp will be on when the shutdown level in
the engine protection strategy has been reached. The
“
Warning
”
lamp will also be on.
Warning Lamp
Lamp check
– When the keyswitch is turned to ON,
the lamp will come on for 2 seconds. The lamp will
then go off unless there is an active warning.
Flashing
– The lamp will be flashing when a
“
warning
”
or a
“
warning and derate
”
is active. An
example is low oil pressure.
On
– The lamp will be on when the shutdown level
has been reached. The
“
Shutdown
”
lamp will also be
on.
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UENR0678