Failure Code [Ca123] Chg Air Press Sensor Low Error - Komatsu Galeo PC800-8 Shop Manual

SEN00790-02

Failure code [CA123] Chg Air Press Sensor Low Error

Action code Failure code
E11 CA123
Contents of
• Low pressure error occurred in charge air pressure sensor circuit.
trouble
Action of
• Fixes charge pressure at 400 kPa {4.1 kg/cm
controller
Problem that
appears on • Engine does not accelerate easily.
machine
Related • The signal voltage of the charge pressure (boost pressure) can be checked with the monitoring func-
information tion. (Code: 36501 Boost pressure sensor voltage)
Possible causes
and standard
value in normal
state
22
Chg Air Press Sensor Low Error
Trouble
(Engine controller system)
Cause Standard value in normal state/Remarks on troubleshooting
Carry out troubleshooting for failure code [CA122].
2 } and continues operation.
40 Troubleshooting
PC800, 850-8