Display Of Fault Codes - Komatsu 930E-2 Shop Manual

DISPLAY OF FAULT CODES

1. Press and hold the MODE switch
until "Cd:dP" is displayed.
2. Press the MODE switch once. The
display will show:
3. Press the MODE switch once. The
display will show:
4. Press the TOTAL/SFT switch.
If there are no faults or warnings,
the display will show for 6 seconds.
If there are current faults or warnings, the codes
will be displayed in order of their priority, the
highest priority first. Each code will flash for 6
seconds.
5. After the current codes have been displayed, past
history codes that have been reset will be dis-
played. Each code will flash for 3 seconds.
If there are no history codes or
after all history codes have been
shown , the display will show for 3
seconds:
The system will then proceed to the following
displays: Refer to Page 22 for details.
• Condition of the shift selector on mechanical trucks
or brake lock on electric trucks.
The panel will display: "
then indicate:
Mechanical trucks
C1:oo
" " Shift selector is in "N".
C1:– –
" " Shift selector is not in "N'.
Electric trucks
C1:oo
" " Brake lock is on.
C1:– –
" " Brake lock is off.
• Condition of the Body Up Switch signal.
The panel will display: "
then indicate:
C2:oo
" " Body up switch is in up position.
C2:– –
" " Body up switch is in down position.
M20007 10/00
C1:XX
" for 3 seconds,
C2:XX
" for 3 seconds,
Payload Meter II
• Condition of the Engine Oil Pressure signal.
The panel will display "
then indicate:
C3:oo
" " Engine is running.
C3:– –
" " Engine is not running.
• Condition of Alternator 'R' terminal signal.
The panel will display "
then indicate:
C4:oo
" " Engine is running.
C4:– –
" " Engine is not running.
• Condition of the Spare Analog Input 1 signal.
The panel will display "
with XX: as an input signal (V).
• Condition of the Spare Analog Input 2 signal.
The panel will display "
with XX: as an input signal (V).
• Condition of the Spare Digital Input 1 signal.
The panel will display "
then:
C7:oo
" " High.
C7:– –
" " Low.
• Condition of the Spare Digital Input 2 signal.
The panel will display "
then:
C8:oo
" " High.
C8:– –
" " Low.
4. Press the TOTAL/SFT switch to view faults again
or press the MODE switch to return to normal
operation.
:C3:XX
" for 3 seconds,
C4:XX
" for 3 seconds,
C5:XX
" for 3 seconds
C6:XX
" for 3 seconds
C7:XX
" for 3 seconds,
C8:XX
" for 3 seconds,
M20-19