Komatsu PC290LC-11 Operation & Maintenance Manual page 146

EXPLANATION OF COMPONENTS OPERATION
REMARK
While the auto idle stop function is ON, the number of the times
that the engine was stopped when it was not at low idle (the
engine speed is 1400 rpm or higher) is displayed as "L01" at
and after 1000 and as "L03" at and after 2000 on the monitor.
AFTERTREATMENT DEVICES REGENERATION
Each item of "Aftertreatment Devices Regeneration" menu (c)
is to make settings for the aftertreatment devices regeneration.
For details of the aftertreatment devices regeneration, see
"HANDLE Komatsu Diesel Particulate Filter (KDPF) (3-111)".
SCR INFORMATION
Each item of SCR information menu (d) is for displaying infor-
mation related to SCR and DEF.
For details of SCR information, see "HANDLE UREA SCR
SYSTEM WARNING (3-121)".
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