Code - Komatsu 114E-3 Series Shop Manual

SEN00460-01
E-57 Code [---/B@BAZG] Eng. Oil Press. Low Speed Derate
Error code Failure code
--- B@BAZG
Contents of
• Engine oil pressure is below operating range.
trouble
Action of con-
• Limits output and continues operation (Limits fuel injection rate and engine speed).
troller
Problem that
appears on • Output drops.
machine
Related infor-
mation
Possible causes
and standard
Carry out troubleshooting on
value in normal
1
machine side
state
E-58 Code [---/B@BAZG] Eng. Oil Press Low Torque Derate
Error code Failure code
--- B@BAZG
Contents of
• Engine oil pressure is below operating range.
trouble
Action of
• Limits output and continues operation (Limits fuel injection rate and engine speed).
controller
Problem that
appears • Output drops.
on machine
Related infor-
mation
Possible
causes and
Carry out troubleshooting on
standard value
1
machine side
in normal state
56
Trouble Derating of speed by engine oil pressure reduction
Causes
This fault is indicated on only machine side when detected.
Accordingly, contents of troubleshooting depend on machine model.
See Shop manual for machine.
Trouble Derating of torque by engine oil pressure reduction
Causes
This fault is indicated on only machine side when detected.
Accordingly, contents of troubleshooting depend on machine model.
See Shop manual for machine.
Standard value in normal state/Remarks on troubleshooting
Standard value in normal state/Remarks on troubleshooting
40 Troubleshooting
1
1
114E-3 Series