Komatsu 114E-3 Series Shop Manual page 233

40 Troubleshooting
Possible
causes and
standard value
10 Defective engine controller
in normal state
Circuit diagram related to engine Ne speed sensor
114E-3 Series
Causes
a Prepare with starting switch OFF, then turn starting switch ON and
carry out troubleshooting.
Between (16) – (48)
Standard value in normal state/Remarks on troubleshooting
J1
Power supply
SEN00460-01
Voltage
4.75 – 5.25 V
33