Komatsu PC88MR-10 Shop Manual page 384

30 Testing and adjusting
Engine and cooling system
8) Screen that appears when data writing ends
successfully. "Success" is displayed on the
screen.
Section N: Make sure that "success" is
indicated.
a Screen that appears for faulty data writing
Section P: Indicates that writing is
faulty.
If the following appears instead of the
screen of item 8) after the operation of
item 7), it is suspected that the
entered new data is inappropriate.
(After rechecking data, perform the
operation again.)
6. Disconnect and end the communication with the
engine controller.
Section Q: Select "Disconnect from ECM."
30-34
7. Turn the starting switch to OFF position, then
boot the PC again (turn the starting switch to ON
position) to make sure that an error is not
present on the monitor.
a Related error code:
CA2765: Inj Trim Data Error
8. When replacing the injector, clear the values on
the compensation values sheet on the back of
the engine controller.
a Clear the former data characters of the
replaced injector on the compensation
values sheet that is provided on the back of
the controller. (Add strike-through.)
a Record the former data of the replaced
injector in the maintenance register.
9. When the engine controller is replaced,
inconsistency may result between the data
recorded on the sheet on the back of the
controller and that recorded in the register when
replacement of an injector or engine controller
was done before. In such case, you must use
the compensation character strings contained in
the maintenance record information or import
the compensation value information described
on the top face of every injector installed on the
cylinders, in the same way as you did in the
above when you replaced the injector.
PC88MR-10