Failure Code [Ca441] Battery Voltage Low Error; Failure Code [Ca442] Battery Voltage High Error - Komatsu Galeo PC800-8 Shop Manual

40 Troubleshooting
Troubleshooting by failure code (Display of code), Part 2

Failure code [CA441] Battery Voltage Low Error

Action code Failure code
E10 CA441
Contents of
• Low voltage error occurred in power supply circuit.
trouble
Action of
• None in particular.
controller
Problem that
appears on • Operations are continued, but engine may stop during operations or may not start in stopped state.
machine
Related • Power supply voltage can be checked with monitoring function
information (Code No. 03200: Power supply voltage).
Possible causes
and standard
value in normal
state

Failure code [CA442] Battery Voltage High Error

Action code Failure code
E10 CA442
Contents of
• High voltage error occurred in power supply circuit.
trouble
Action of
• None in particular.
controller
Problem that
appears on • Operations are continued, but engine may stop during operations or may not start in stopped state.
machine
Related
information
Possible causes
and standard
value in normal
state
PC800, 850-8
Battery Voltage Low Error
Trouble
(Engine controller system)
Cause
Carry out troubleshooting for failure code [CA111].
Battery Voltage High Error
Trouble
(Engine controller system)
Cause
Carry out troubleshooting for failure code [CA111].
Standard value in normal state/Remarks on troubleshooting
Standard value in normal state/Remarks on troubleshooting
SEN00791-02
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