Failure Code [Ca222] Ambient Press Sens Low Error - Komatsu Galeo PC800-8 Shop Manual

SEN00790-02

Failure code [CA222] Ambient Press Sens Low Error

Action code Failure code
E11 CA222
Contents of
• Low pressure error occurred in engine ambient pressure sensor circuit.
trouble
Action of
• Sets ambient pressure to default (52.44 kPa {0.53 kg/cm
controller
Problem that
appears on • Engine output lowers.
machine
• The signal voltage of the atmospheric pressure sensor can be checked in monitoring mode.
Related
(Code: 37401 Atmospheric pressure sensor voltage)
information
• Duplication of failure code: turn ON the starting switch.
Possible causes
and standard
value in normal
state
42
Ambient Press Sens Low Error
Trouble
(Engine controller system)
Cause Standard value in normal state/Remarks on troubleshooting
Carry out troubleshooting for failure code [CA221].
40 Troubleshooting
2 }) and continues operation.
PC800, 850-8